title
Android MySQL Database Tutorial 2 - Android Login with PHP MySQL

description
Code - http://www.codebind.com/android-tutorials-and-examples/android-mysql-database-tutorial-android-login-php-mysql/ Hi welcome to this short series on Android MySQL Database Tutorial for beginners. In Android PHP/MySQL Tutorial I will use PHP to create a back-end rest server. In this first video I will show How to Create Android Login page with PHP MySQL. It is the Best tutorial for android PHP and MySQL. This tutorial series will cover How to connect Android app to MySQL database?, Android Tutorial - Connect Android to MySQL Database, Android Login and Registration with PHP, MySQL , Android Login Form Tutorial with MySQL and PHP, How to create Simple Login form using php in android, android studio mysql connection, android php mysql json tutorial, Android Login and Registration with PHP, MySQL. ★★★Top Online Courses From ProgrammingKnowledge ★★★ Python Programming Course ➡️ http://bit.ly/2vsuMaS ⚫️ http://bit.ly/2GOaeQB Java Programming Course ➡️ http://bit.ly/2GEfQMf ⚫️ http://bit.ly/2Vvjy4a Bash Shell Scripting Course ➡️ http://bit.ly/2DBVF0C ⚫️ http://bit.ly/2UM06vF Linux Command Line Tutorials ➡️ http://bit.ly/2IXuil0 ⚫️ http://bit.ly/2IXukt8 C Programming Course ➡️ http://bit.ly/2GQCiD1 ⚫️ http://bit.ly/2ZGN6ej C++ Programming Course ➡️ http://bit.ly/2V4oEVJ ⚫️ http://bit.ly/2XMvqMs PHP Programming Course ➡️ http://bit.ly/2XP71WH ⚫️ http://bit.ly/2vs3od6 Android Development Course ➡️ http://bit.ly/2UHih5H ⚫️ http://bit.ly/2IMhVci C# Programming Course ➡️ http://bit.ly/2Vr7HEl ⚫️ http://bit.ly/2W6RXTU JavaFx Programming Course ➡️ http://bit.ly/2XMvZWA ⚫️ http://bit.ly/2V2CoAi NodeJs Programming Course ➡️ http://bit.ly/2GPg7gA ⚫️ http://bit.ly/2GQYTQ2 Jenkins Course For Developers and DevOps ➡️ http://bit.ly/2Wd4l4W ⚫️ http://bit.ly/2J1B1ug Scala Programming Tutorial Course ➡️ http://bit.ly/2PysyA4 ⚫️ http://bit.ly/2PCaVj2 Bootstrap Responsive Web Design Tutorial ➡️ http://bit.ly/2DFQ2yC ⚫️ http://bit.ly/2VoJWwH MongoDB Tutorial Course ➡️ http://bit.ly/2LaCJfP ⚫️ http://bit.ly/2WaI7Ap QT C++ GUI Tutorial For Beginners ➡️ http://bit.ly/2vwqHSZ ★★★ Online Courses to learn ★★★ Get 2 FREE Months of Unlimited Classes from skillshare - https://skillshare.eqcm.net/r1KEj Data Science - http://bit.ly/2lD9h5L | http://bit.ly/2lI8wIl Machine Learning - http://bit.ly/2WGGQpb | http://bit.ly/2GghLXX Artificial Intelligence - http://bit.ly/2lYqaYx | http://bit.ly/2NmaPya MERN Stack E-Degree Program - http://bit.ly/2kx2NFe | http://bit.ly/2lWj4no DevOps E-degree - http://bit.ly/2k1PwUQ | http://bit.ly/2k8Ypfy Data Analytics with R - http://bit.ly/2lBKqz8 | http://bit.ly/2lAjos3 AWS Certification Training - http://bit.ly/2kmLtTu | http://bit.ly/2lAkQL1 Projects in Java - http://bit.ly/2kzn25d | http://bit.ly/2lBMffs Machine Learning With TensorFlow - http://bit.ly/2m1z3AF | http://bit.ly/2lBMhnA Angular 8 - Complete Essential Guide - http://bit.ly/2lYvYRP Kotlin Android Development Masterclass - http://bit.ly/2GcblsI Learn iOS Programming Building Advance Projects - http://bit.ly/2kyX7ue ★★★ Follow ★★★ My Website - http://www.codebind.com DISCLAIMER: This video and description contains affiliate links, which means that if you click on one of the product links, I’ll receive a small commission. This help support the channel and allows us to continue to make videos like this. Thank you for the support!

detail
{'title': 'Android MySQL Database Tutorial 2 - Android Login with PHP MySQL', 'heatmap': [{'end': 313.659, 'start': 270.174, 'weight': 0.753}, {'end': 407.216, 'start': 365.225, 'weight': 0.73}, {'end': 686.763, 'start': 646.037, 'weight': 0.74}, {'end': 1591.805, 'start': 1504.899, 'weight': 0.921}, {'end': 1744.854, 'start': 1667.903, 'weight': 0.77}, {'end': 1866.252, 'start': 1789.657, 'weight': 0.826}], 'summary': 'This tutorial series covers creating an android app to interact with a mysql database, including building a login activity, implementing a background worker for validation, handling java method arguments, making http post requests, and troubleshooting connection issues in android app development.', 'chapters': [{'end': 62.191, 'segs': [{'end': 62.191, 'src': 'embed', 'start': 0.95, 'weight': 0, 'content': [{'end': 6.294, 'text': 'hello, guys, welcome to the next video on android mysql database tutorial for beginners.', 'start': 0.95, 'duration': 5.344}, {'end': 19.204, 'text': 'in the last video, i have shown you how you can download and install wamp server and how you can create your first mysql database using phpmyadmin,', 'start': 6.294, 'duration': 12.91}, {'end': 27.628, 'text': 'and how you can write a PHP script to connect to your MySQL database.', 'start': 19.944, 'duration': 7.684}, {'end': 37.994, 'text': 'Now in this video we will see how we can create our first android application which can interact with this MySQL database.', 'start': 28.209, 'duration': 9.785}, {'end': 40.038, 'text': "So, let's get started.", 'start': 38.897, 'duration': 1.141}, {'end': 53.186, 'text': 'Just fire up your Android Studio IDE and we are going to start a new Android project and for example we will name it as MySQL Project.', 'start': 40.098, 'duration': 13.088}, {'end': 56.468, 'text': 'Ok, so MySQL Demo.', 'start': 53.546, 'duration': 2.922}, {'end': 62.191, 'text': 'Ok, and I am going to click Next and leave everything as default.', 'start': 56.928, 'duration': 5.263}], 'summary': 'Tutorial on creating an android app for mysql database interaction.', 'duration': 61.241, 'max_score': 0.95, 'thumbnail': 'https://coursnap.oss-ap-southeast-1.aliyuncs.com/video-capture/eldh8l8yPew/pics/eldh8l8yPew950.jpg'}], 'start': 0.95, 'title': 'Android mysql database tutorial', 'summary': 'Covers creating an android application to interact with a mysql database, building on the previous tutorial which demonstrated installing wamp server, creating a mysql database using phpmyadmin, and writing a php script to connect to the database.', 'chapters': [{'end': 62.191, 'start': 0.95, 'title': 'Android mysql database tutorial', 'summary': 'Covers creating an android application to interact with a mysql database, building on the previous tutorial which demonstrated installing wamp server, creating a mysql database using phpmyadmin, and writing a php script to connect to the database.', 'duration': 61.241, 'highlights': ['Creating an Android application to interact with a MySQL database is the focus of the tutorial.', 'The previous tutorial covered installing Wamp server, creating a MySQL database using PHPMyAdmin, and writing a PHP script to connect to the database.']}], 'duration': 61.241, 'thumbnail': 'https://coursnap.oss-ap-southeast-1.aliyuncs.com/video-capture/eldh8l8yPew/pics/eldh8l8yPew950.jpg', 'highlights': ['Creating an Android application to interact with a MySQL database is the focus of the tutorial.', 'The previous tutorial covered installing Wamp server, creating a MySQL database using PHPMyAdmin, and writing a PHP script to connect to the database.']}, {'end': 348.165, 'segs': [{'end': 231.28, 'src': 'embed', 'start': 63.112, 'weight': 0, 'content': [{'end': 67.675, 'text': 'Blank Activity and Main Activity and Finish.', 'start': 63.112, 'duration': 4.563}, {'end': 80.767, 'text': 'so now our project is created and in this project, in this activity, what we are going to do is we are going to design a login activity right.', 'start': 69.983, 'duration': 10.784}, {'end': 84.729, 'text': 'so what we are going to do is we are going to take some added text.', 'start': 80.767, 'duration': 3.962}, {'end': 96.475, 'text': 'so take a plain added text, for example for the person name, and take a password added text from here also.', 'start': 84.729, 'duration': 11.746}, {'end': 107.182, 'text': 'okay, now, what we are going to do is we are going to take one button and we will name the text of this button as login.', 'start': 96.475, 'duration': 10.707}, {'end': 120.271, 'text': 'okay, so just write login button and we can change the name of this button as, for example, BTN login right.', 'start': 107.182, 'duration': 13.089}, {'end': 131.996, 'text': 'and and for the added text, what we are going to do is we are going to change the ID of this added text as, for example,', 'start': 120.271, 'duration': 11.725}, {'end': 146.361, 'text': 'ET username and for the password field we are going to change its ID as ET password.', 'start': 131.996, 'duration': 14.365}, {'end': 157.31, 'text': "Ok, and I'm going to leave this username text as blank.", 'start': 151.144, 'duration': 6.166}, {'end': 159.893, 'text': 'So this is a simple design.', 'start': 158.511, 'duration': 1.382}, {'end': 164.477, 'text': 'We want to give a username and password, and when we click login,', 'start': 159.913, 'duration': 4.564}, {'end': 173.466, 'text': "it's going to interact with our MySQL database and then we want to validate our activity.", 'start': 164.477, 'duration': 8.989}, {'end': 176.79, 'text': 'Now go to MainActivity.java file and remove these two methods.', 'start': 173.686, 'duration': 3.104}, {'end': 191.828, 'text': 'and in here.', 'start': 190.747, 'duration': 1.081}, {'end': 196.273, 'text': 'first of all, at the top we will define edit text variable.', 'start': 191.828, 'duration': 4.445}, {'end': 205.601, 'text': 'so just define edit text and define two edit text variable one for username and one for a password.', 'start': 196.273, 'duration': 9.328}, {'end': 218.949, 'text': 'so you can just say username ET and the password ET right for added text.', 'start': 205.601, 'duration': 13.348}, {'end': 226.816, 'text': 'now what we are going to do is we will initiate these added text with our added text.', 'start': 218.949, 'duration': 7.867}, {'end': 231.28, 'text': 'so just write username is equal to in the bracket.', 'start': 226.816, 'duration': 4.464}], 'summary': 'Designing a login activity with username and password fields, login button, and interaction with mysql database.', 'duration': 168.168, 'max_score': 63.112, 'thumbnail': 'https://coursnap.oss-ap-southeast-1.aliyuncs.com/video-capture/eldh8l8yPew/pics/eldh8l8yPew63112.jpg'}, {'end': 348.165, 'src': 'heatmap', 'start': 270.174, 'weight': 1, 'content': [{'end': 285.501, 'text': 'Now, what we are going to do is we will just once again go to our main activity.xml file and in here go to text and in the button in here we will define onClick method.', 'start': 270.174, 'duration': 15.327}, {'end': 293.065, 'text': "So just write onClick and let's say it's onLogin method.", 'start': 285.521, 'duration': 7.544}, {'end': 296.908, 'text': 'So we want to create a method called onLogin.', 'start': 293.585, 'duration': 3.323}, {'end': 300.31, 'text': 'When we press the button, we want to execute this method.', 'start': 297.108, 'duration': 3.202}, {'end': 313.659, 'text': 'So just write public void onLogin and then in the parameters, just pass view and then once again view.', 'start': 300.37, 'duration': 13.289}, {'end': 326.146, 'text': 'and inside your method, what we are going to do is we will take these username and password and get the text from these.', 'start': 314.82, 'duration': 11.326}, {'end': 328.527, 'text': 'you know, added text right.', 'start': 326.146, 'duration': 2.381}, {'end': 331.669, 'text': 'so we will declare a string variable.', 'start': 328.527, 'duration': 3.142}, {'end': 341.694, 'text': 'string username is equal to our username variable, which is this one dot.', 'start': 331.669, 'duration': 10.025}, {'end': 348.165, 'text': 'get text dot toString.', 'start': 341.694, 'duration': 6.471}], 'summary': 'Creating an onlogin method for button click to retrieve username and password.', 'duration': 77.991, 'max_score': 270.174, 'thumbnail': 'https://coursnap.oss-ap-southeast-1.aliyuncs.com/video-capture/eldh8l8yPew/pics/eldh8l8yPew270174.jpg'}], 'start': 63.112, 'title': 'Android login activity', 'summary': 'Covers creating a login activity in an android project, updating username and password fields, and defining an onclick method for a button in the main activity.xml file, involving the design of text fields and the addition of a login button.', 'chapters': [{'end': 131.996, 'start': 63.112, 'title': 'Creating login activity in android', 'summary': 'Introduces the creation of a login activity in an android project, involving the design of text fields for name and password, and the addition of a login button.', 'duration': 68.884, 'highlights': ['The chapter introduces the creation of a login activity in an Android project, involving the design of text fields for name and password, and the addition of a login button.', "The project involves the addition of plain text fields for the person's name and password.", "A login button is added and named as 'BTN login'."]}, {'end': 269.174, 'start': 131.996, 'title': 'Updating username and password fields', 'summary': 'Covers the process of updating the username and password fields in the design and mainactivity.java file, including the removal of methods and the definition of edit text variables.', 'duration': 137.178, 'highlights': ['The chapter covers the process of updating the username and password fields', 'Removal of methods in MainActivity.java file', 'Definition of edit text variables for username and password']}, {'end': 348.165, 'start': 270.174, 'title': 'Android app login method', 'summary': 'Explains the process of defining an onclick method for a button in the main activity.xml file to execute the onlogin method when pressed, and obtaining the username and password text from the input fields to be used within the method.', 'duration': 77.991, 'highlights': ['Defining onClick method for button in main activity.xml file to execute onLogin method when pressed', 'Obtaining username and password text from input fields to be used within the onLogin method']}], 'duration': 285.053, 'thumbnail': 'https://coursnap.oss-ap-southeast-1.aliyuncs.com/video-capture/eldh8l8yPew/pics/eldh8l8yPew63112.jpg', 'highlights': ['The chapter introduces the creation of a login activity in an Android project, involving the design of text fields for name and password, and the addition of a login button.', 'Defining onClick method for button in main activity.xml file to execute onLogin method when pressed', "The project involves the addition of plain text fields for the person's name and password.", 'Obtaining username and password text from input fields to be used within the onLogin method', "A login button is added and named as 'BTN login'", 'The chapter covers the process of updating the username and password fields', 'Definition of edit text variables for username and password', 'Removal of methods in MainActivity.java file']}, {'end': 586.511, 'segs': [{'end': 414.84, 'src': 'heatmap', 'start': 365.225, 'weight': 1, 'content': [{'end': 380.931, 'text': 'ok, now what we want to do is we want to validate our username and password and for that we are going to create a new class and we will name it as background worker.', 'start': 365.225, 'duration': 15.706}, {'end': 394.009, 'text': "so let's create a new class here and we will create a new Java class and we will name it as background worker and click ok,", 'start': 380.931, 'duration': 13.078}, {'end': 398.211, 'text': 'and we will extend this class with async task.', 'start': 394.009, 'duration': 4.202}, {'end': 407.216, 'text': 'ok, so just extend this class with async task, async task and as a template parameter.', 'start': 398.211, 'duration': 9.005}, {'end': 414.84, 'text': 'here we are going to give some dummy data types right now and we are going to change them in future.', 'start': 407.216, 'duration': 7.624}], 'summary': "Creating a new class 'background worker' to validate username and password.", 'duration': 66.015, 'max_score': 365.225, 'thumbnail': 'https://coursnap.oss-ap-southeast-1.aliyuncs.com/video-capture/eldh8l8yPew/pics/eldh8l8yPew365225.jpg'}, {'end': 548.321, 'src': 'embed', 'start': 453.086, 'weight': 0, 'content': [{'end': 463.17, 'text': 'So, first of all, onPreExecute method we are going to add here and then we will add onPostExecute.', 'start': 453.086, 'duration': 10.084}, {'end': 469.473, 'text': 'and third method we are going to add here is onProgressUpdate.', 'start': 463.17, 'duration': 6.303}, {'end': 480.6, 'text': 'We also want to add a constructor here, because whenever we want to pass this username and password,', 'start': 471.255, 'duration': 9.345}, {'end': 485.702, 'text': 'we want to pass it using the background worker constructor.', 'start': 480.6, 'duration': 5.102}, {'end': 495.346, 'text': 'so, first of all, what we are going to do is, in the background worker class, we will define a context variable here,', 'start': 486.903, 'duration': 8.443}, {'end': 503.809, 'text': 'so define context and name it as context, and now we will define a constructor.', 'start': 495.346, 'duration': 8.463}, {'end': 514.333, 'text': 'so just write background worker And as an argument we will pass the context of our class.', 'start': 503.809, 'duration': 10.524}, {'end': 518.337, 'text': 'We can name it as CTX for example.', 'start': 514.835, 'duration': 3.502}, {'end': 521.499, 'text': 'So CTX.', 'start': 518.917, 'duration': 2.582}, {'end': 532.566, 'text': 'And then in here what we will do, we will just assign this context to our local context.', 'start': 522.26, 'duration': 10.306}, {'end': 534.548, 'text': 'So do it something like this.', 'start': 532.826, 'duration': 1.722}, {'end': 542.555, 'text': 'Now what we are going to do is we will go to our MainActivity.java and in the onLogin method,', 'start': 535.308, 'duration': 7.247}, {'end': 548.321, 'text': 'what we are going to do is we are going to create an instance of backgroundWorker class.', 'start': 542.555, 'duration': 5.766}], 'summary': 'Adding onpreexecute, onpostexecute, onprogressupdate methods and a constructor to the background worker class for passing username and password.', 'duration': 95.235, 'max_score': 453.086, 'thumbnail': 'https://coursnap.oss-ap-southeast-1.aliyuncs.com/video-capture/eldh8l8yPew/pics/eldh8l8yPew453086.jpg'}], 'start': 348.825, 'title': 'Implementing background worker', 'summary': 'Involves creating a background worker class for username and password validation, implementing it in java, and android. it includes extending the class with async task, adding specific methods, and executing background tasks efficiently in android.', 'chapters': [{'end': 414.84, 'start': 348.825, 'title': 'Creating background worker class for username and password validation', 'summary': "Involves creating a background worker class named 'background worker' to validate username and password, by extending it with async task and preparing for future data type changes.", 'duration': 66.015, 'highlights': ['Creating a new Java class named background worker and extending it with async task to validate username and password.', 'Saving the password from the EditText into a variable for validation.']}, {'end': 485.702, 'start': 414.84, 'title': 'Implementing background worker in java', 'summary': 'Demonstrates implementing a background worker in java, adding methods such as doinbackground, onpostexecute, onpreexecute, and onprogressupdate, while also including a constructor for passing username and password.', 'duration': 70.862, 'highlights': ['The chapter demonstrates implementing a background worker in Java, adding methods such as doInBackground, onPostExecute, onPreExecute, and onProgressUpdate, while also including a constructor for passing username and password.', 'When implementing the abstract methods, the chapter emphasizes adding the doInBackground method first, followed by onPostExecute and onProgressUpdate, and also includes a constructor for passing username and password.', 'The chapter highlights the necessity of adding the onPreExecute method before onPostExecute, emphasizing the method order in implementing the background worker.']}, {'end': 586.511, 'start': 486.903, 'title': 'Implementing background worker in android', 'summary': 'Details the process of defining a context variable, creating a constructor, and executing a background worker in the mainactivity.java, aiding in executing background tasks efficiently in android development.', 'duration': 99.608, 'highlights': ['The chapter explains the process of defining a context variable and creating a constructor in the background worker class, crucial for handling context within the class.', 'It instructs to create an instance of the background worker class in the onLogin method of MainActivity.java, enabling efficient execution of background tasks.', 'The transcript emphasizes the importance of passing the context as an argument while creating an instance of the background worker class in the MainActivity.java, ensuring proper functioning of the background worker.']}], 'duration': 237.686, 'thumbnail': 'https://coursnap.oss-ap-southeast-1.aliyuncs.com/video-capture/eldh8l8yPew/pics/eldh8l8yPew348825.jpg', 'highlights': ['The chapter demonstrates implementing a background worker in Java, adding methods such as doInBackground, onPostExecute, onPreExecute, and onProgressUpdate, while also including a constructor for passing username and password.', 'Creating a new Java class named background worker and extending it with async task to validate username and password.', 'Saving the password from the EditText into a variable for validation.', 'The chapter explains the process of defining a context variable and creating a constructor in the background worker class, crucial for handling context within the class.', 'It instructs to create an instance of the background worker class in the onLogin method of MainActivity.java, enabling efficient execution of background tasks.']}, {'end': 984.291, 'segs': [{'end': 624.811, 'src': 'embed', 'start': 586.511, 'weight': 0, 'content': [{'end': 591.673, 'text': 'so what we can do here is we can pass multiple argument here.', 'start': 586.511, 'duration': 5.162}, {'end': 596.555, 'text': "right. so let's pass three arguments here.", 'start': 591.673, 'duration': 4.882}, {'end': 604.919, 'text': 'first is the username, second is the password and third is type of operation we want to execute.', 'start': 596.555, 'duration': 8.364}, {'end': 618.489, 'text': "ok, so let's define our third variable, for example string type, and we will define this type as login.", 'start': 605.439, 'duration': 13.05}, {'end': 624.811, 'text': 'for now, ok, and then we can pass it as a first target, for example.', 'start': 618.489, 'duration': 6.322}], 'summary': 'Demonstrating passing multiple arguments, including username, password, and type of operation for login.', 'duration': 38.3, 'max_score': 586.511, 'thumbnail': 'https://coursnap.oss-ap-southeast-1.aliyuncs.com/video-capture/eldh8l8yPew/pics/eldh8l8yPew586511.jpg'}, {'end': 686.763, 'src': 'heatmap', 'start': 646.037, 'weight': 0.74, 'content': [{'end': 654.24, 'text': 'these all three arguments are string and in the background worker we have here only void.', 'start': 646.037, 'duration': 8.203}, {'end': 662.023, 'text': 'so we will just change this to string and also this do it in background.', 'start': 654.24, 'duration': 7.783}, {'end': 664.744, 'text': 'this data type will be string also right.', 'start': 662.023, 'duration': 2.721}, {'end': 671.069, 'text': 'so just change it to string And then you can see the error will go.', 'start': 664.744, 'duration': 6.325}, {'end': 686.763, 'text': 'Now in here do in background what we want to do is we want to perform our post operation and then we want to validate our username and password.', 'start': 672.59, 'duration': 14.173}], 'summary': 'In the background worker, the data type will be changed to string and post operation and password validation will be performed.', 'duration': 40.726, 'max_score': 646.037, 'thumbnail': 'https://coursnap.oss-ap-southeast-1.aliyuncs.com/video-capture/eldh8l8yPew/pics/eldh8l8yPew646037.jpg'}, {'end': 725.119, 'src': 'embed', 'start': 689.757, 'weight': 4, 'content': [{'end': 703.077, 'text': 'what we want to do first is we want to extract the value of first argument, which is this type, which is login in our case, from this params right.', 'start': 689.757, 'duration': 13.32}, {'end': 711.125, 'text': 'So what we can do is we can define a variable called string and name it as type is equal to.', 'start': 703.477, 'duration': 7.648}, {'end': 713.888, 'text': "it's a params first index.", 'start': 711.125, 'duration': 2.763}, {'end': 718.213, 'text': 'right, so just write params at index 0 okay.', 'start': 713.888, 'duration': 4.325}, {'end': 725.119, 'text': 'something like this, and this will give you the type which is login right.', 'start': 720.535, 'duration': 4.584}], 'summary': "Extract 'login' as the value of the first argument from the params.", 'duration': 35.362, 'max_score': 689.757, 'thumbnail': 'https://coursnap.oss-ap-southeast-1.aliyuncs.com/video-capture/eldh8l8yPew/pics/eldh8l8yPew689757.jpg'}, {'end': 794.854, 'src': 'embed', 'start': 761.906, 'weight': 3, 'content': [{'end': 775.041, 'text': 'so, if you remember, we have created this login dot PHP file right and Whenever we you know, call this file using localhost.', 'start': 761.906, 'duration': 13.135}, {'end': 782.886, 'text': "Then it's selecting and performing the login function.", 'start': 775.521, 'duration': 7.365}, {'end': 787.929, 'text': 'So we will just call the same login.php file using a URL.', 'start': 783.326, 'duration': 4.603}, {'end': 794.854, 'text': 'So you can just write string and then login.', 'start': 788.37, 'duration': 6.484}], 'summary': 'Created login.php file for performing login function.', 'duration': 32.948, 'max_score': 761.906, 'thumbnail': 'https://coursnap.oss-ap-southeast-1.aliyuncs.com/video-capture/eldh8l8yPew/pics/eldh8l8yPew761906.jpg'}, {'end': 984.291, 'src': 'embed', 'start': 919.479, 'weight': 1, 'content': [{'end': 928.524, 'text': 'you may be tempted to use HTTP client or post, but you know, currently we use HTTP URL connection.', 'start': 919.479, 'duration': 9.045}, {'end': 935.369, 'text': 'so just write HTTP URL connection and give the variable name.', 'start': 928.524, 'duration': 6.845}, {'end': 944.812, 'text': 'for example, HTTP URL connection is equal to, and then you take this URL and then open connection,', 'start': 935.369, 'duration': 9.443}, {'end': 950.013, 'text': 'and you need to typecast this URL open connection to HTTP connection.', 'start': 944.812, 'duration': 5.201}, {'end': 961.776, 'text': 'so just use this typecasting method, something like this, and then you need to once again surround your code with try catch blocks.', 'start': 950.013, 'duration': 11.763}, {'end': 963.356, 'text': 'so you already had it.', 'start': 961.776, 'duration': 1.58}, {'end': 969.279, 'text': 'you just need to add one more catch clause here, which is IOException.', 'start': 963.356, 'duration': 5.923}, {'end': 978.266, 'text': 'Now you can take this HTTP connection and then you can set your request method first of all.', 'start': 969.8, 'duration': 8.466}, {'end': 980.968, 'text': 'Our request method will be POST.', 'start': 978.847, 'duration': 2.121}, {'end': 984.291, 'text': "It's something like a REST request.", 'start': 981.168, 'duration': 3.123}], 'summary': 'Use http url connection, typecast to http connection, set request method to post for rest request.', 'duration': 64.812, 'max_score': 919.479, 'thumbnail': 'https://coursnap.oss-ap-southeast-1.aliyuncs.com/video-capture/eldh8l8yPew/pics/eldh8l8yPew919479.jpg'}], 'start': 586.511, 'title': 'Java method arguments and android login functionality', 'summary': 'Discusses passing multiple arguments in java methods, including username, password, and operation type, emphasizing the need to handle data type mismatches. it also covers extracting argument values, defining urls, and using http url connections for post requests in android development.', 'chapters': [{'end': 689.757, 'start': 586.511, 'title': 'Passing multiple arguments in java', 'summary': 'Discusses passing multiple arguments in java methods, emphasizing the use of three arguments - username, password, and type of operation - and the need to handle data type mismatches to avoid errors.', 'duration': 103.246, 'highlights': ['The chapter emphasizes passing three arguments - username, password, and type of operation - in a Java method, providing flexibility to the programmer.', 'It highlights the importance of handling data type mismatches to avoid errors, and demonstrates the need to change data types to resolve errors, ultimately ensuring smooth execution of the program.']}, {'end': 984.291, 'start': 689.757, 'title': 'Android login functionality', 'summary': 'Discusses extracting the value of the first argument, defining a url for login.php, and using http url connection for post request in android development.', 'duration': 294.534, 'highlights': ['Defining a URL for login.php', 'Using HTTP URL connection for POST request', 'Extracting the value of the first argument']}], 'duration': 397.78, 'thumbnail': 'https://coursnap.oss-ap-southeast-1.aliyuncs.com/video-capture/eldh8l8yPew/pics/eldh8l8yPew586511.jpg', 'highlights': ['The chapter emphasizes passing three arguments - username, password, and type of operation - in a Java method, providing flexibility to the programmer.', 'It highlights the importance of handling data type mismatches to avoid errors, and demonstrates the need to change data types to resolve errors, ultimately ensuring smooth execution of the program.', 'Using HTTP URL connection for POST request', 'Defining a URL for login.php', 'Extracting the value of the first argument']}, {'end': 1676.224, 'segs': [{'end': 1152.733, 'src': 'embed', 'start': 984.591, 'weight': 0, 'content': [{'end': 987.853, 'text': 'So you just need to write POST here.', 'start': 984.591, 'duration': 3.262}, {'end': 993.077, 'text': 'And then you need to set some more methods.', 'start': 988.494, 'duration': 4.583}, {'end': 1001.458, 'text': 'For example, set Output or do output and make it as true.', 'start': 993.137, 'duration': 8.321}, {'end': 1005.141, 'text': 'And we also want to set do input.', 'start': 1001.458, 'duration': 3.683}, {'end': 1015.718, 'text': 'So just copy this and instead of to output, you just need to use dot set do input Now.', 'start': 1005.141, 'duration': 10.577}, {'end': 1020.76, 'text': 'after that, we are going to create an instance of output stream.', 'start': 1015.718, 'duration': 5.042}, {'end': 1026.323, 'text': 'So just write output stream and then give the name to your output stream.', 'start': 1020.8, 'duration': 5.523}, {'end': 1031.326, 'text': 'And we are going to get our output stream from our HTTP connection.', 'start': 1027.023, 'duration': 4.303}, {'end': 1039.731, 'text': 'So just take HTTP connection, get output stream and then we will create an instance of buffered writer.', 'start': 1031.366, 'duration': 8.365}, {'end': 1046.236, 'text': 'ok, so just call buffered writer and give the variable name.', 'start': 1040.231, 'duration': 6.005}, {'end': 1058.885, 'text': 'buffered writer is equal to new buffered writer and it will take an instance of output stream writer.', 'start': 1046.236, 'duration': 12.649}, {'end': 1072.275, 'text': 'so just write output stream writer and the first argument it will take is our output stream And the second argument is the type of output stream.', 'start': 1058.885, 'duration': 13.39}, {'end': 1081.542, 'text': 'So we are going to give here is utf-8, right? And then close it.', 'start': 1072.775, 'duration': 8.767}, {'end': 1088.108, 'text': 'And then we are going to create our data URL which we want to post.', 'start': 1082.683, 'duration': 5.425}, {'end': 1097.22, 'text': 'ok. so just write string and then our post data.', 'start': 1088.638, 'duration': 8.582}, {'end': 1108.302, 'text': 'so just write post underscore data and then you will write URL encoder, dot, encode.', 'start': 1097.22, 'duration': 11.082}, {'end': 1122.59, 'text': 'so just call encode method here, which is first one, and and then here you will just give the you know key and value pair right.', 'start': 1108.302, 'duration': 14.288}, {'end': 1128.755, 'text': "so let's say, our key is username and the value is the username value right.", 'start': 1122.59, 'duration': 6.165}, {'end': 1130.637, 'text': 'so what we can do here is,', 'start': 1128.755, 'duration': 1.882}, {'end': 1141.325, 'text': 'first of all we can extract the value of username and password which we have passed using you know this background worker username and password right.', 'start': 1130.637, 'duration': 10.688}, {'end': 1148.69, 'text': 'so we have already extracted this type using the 0th index of param and then we can, you know,', 'start': 1141.325, 'duration': 7.365}, {'end': 1152.733, 'text': 'extract username and password using first and second index.', 'start': 1148.69, 'duration': 4.043}], 'summary': 'Guide to writing a post request and creating an output stream for http connection', 'duration': 168.142, 'max_score': 984.591, 'thumbnail': 'https://coursnap.oss-ap-southeast-1.aliyuncs.com/video-capture/eldh8l8yPew/pics/eldh8l8yPew984591.jpg'}, {'end': 1219.598, 'src': 'embed', 'start': 1189.497, 'weight': 8, 'content': [{'end': 1207.027, 'text': 'so just write utf-8 here and then just write concatenation operator and the double quotes equal to and Make sure that there is no space between them right,', 'start': 1189.497, 'duration': 17.53}, {'end': 1210.01, 'text': 'plus the value of username.', 'start': 1207.027, 'duration': 2.983}, {'end': 1219.598, 'text': 'so just copy the same thing and Paste it here, and then the value is this one right, without the double quotes right,', 'start': 1210.01, 'duration': 9.588}], 'summary': 'The process involves writing utf-8, using concatenation operator, and copying values without double quotes.', 'duration': 30.101, 'max_score': 1189.497, 'thumbnail': 'https://coursnap.oss-ap-southeast-1.aliyuncs.com/video-capture/eldh8l8yPew/pics/eldh8l8yPew1189497.jpg'}, {'end': 1283.815, 'src': 'embed', 'start': 1252.593, 'weight': 5, 'content': [{'end': 1255.756, 'text': 'so just write password and password.', 'start': 1252.593, 'duration': 3.163}, {'end': 1259.3, 'text': 'so this is our post data URL.', 'start': 1255.756, 'duration': 3.544}, {'end': 1263.184, 'text': 'make sure there is no space here and you have and here.', 'start': 1259.3, 'duration': 3.884}, {'end': 1269.328, 'text': 'Now we just want to write this post data to the buffer writer.', 'start': 1263.985, 'duration': 5.343}, {'end': 1277.091, 'text': 'So just use buffer writer dot write and this post data will be the argument for this.', 'start': 1269.368, 'duration': 7.723}, {'end': 1283.815, 'text': 'And then just use buffered writer and then flush everything.', 'start': 1277.672, 'duration': 6.143}], 'summary': 'Writing post data to buffer writer for url', 'duration': 31.222, 'max_score': 1252.593, 'thumbnail': 'https://coursnap.oss-ap-southeast-1.aliyuncs.com/video-capture/eldh8l8yPew/pics/eldh8l8yPew1252593.jpg'}, {'end': 1348.193, 'src': 'embed', 'start': 1314.893, 'weight': 6, 'content': [{'end': 1325.675, 'text': 'what we can do here is we can once again define an input stream and then, buffer reader, to you know, get the response.', 'start': 1314.893, 'duration': 10.782}, {'end': 1331.019, 'text': 'So this time we will define a input stream here.', 'start': 1326.155, 'duration': 4.864}, {'end': 1340.867, 'text': 'So, just define input stream and then the variable input stream and then we can get the input stream from the same HTTP connection.', 'start': 1331.299, 'duration': 9.568}, {'end': 1348.193, 'text': 'So, just write get input stream and once again we will define a buffer reader this time.', 'start': 1340.927, 'duration': 7.266}], 'summary': 'Define input stream and buffer reader to get response from http connection.', 'duration': 33.3, 'max_score': 1314.893, 'thumbnail': 'https://coursnap.oss-ap-southeast-1.aliyuncs.com/video-capture/eldh8l8yPew/pics/eldh8l8yPew1314893.jpg'}, {'end': 1591.805, 'src': 'heatmap', 'start': 1504.899, 'weight': 0.921, 'content': [{'end': 1508.14, 'text': 'so just write return result now.', 'start': 1504.899, 'duration': 3.241}, {'end': 1516.242, 'text': "it's going to give you this error because our return type, if you can see here, is void here.", 'start': 1508.14, 'duration': 8.102}, {'end': 1520.502, 'text': 'so change this return type of this method.', 'start': 1516.242, 'duration': 4.26}, {'end': 1532.447, 'text': 'do in background to string, and this will give you once again the error, because we need to change this return type from here and here,', 'start': 1520.502, 'duration': 11.945}, {'end': 1542.751, 'text': 'also string in the async task types, and also we need to change it here in here, right in post.', 'start': 1532.447, 'duration': 10.304}, {'end': 1544.051, 'text': 'execute right.', 'start': 1542.751, 'duration': 1.3}, {'end': 1545.332, 'text': 'so just change it here.', 'start': 1544.051, 'duration': 1.281}, {'end': 1552.914, 'text': 'also Now, to show the login result, we need an alert box or something like that.', 'start': 1545.332, 'duration': 7.582}, {'end': 1565.657, 'text': 'So what we can do is we can go at the top and in here we can define an alert dialog and give a variable name, for example alert dialog,', 'start': 1553.434, 'duration': 12.223}, {'end': 1569.298, 'text': 'and then press Alt Enter to import alert dialog.', 'start': 1565.657, 'duration': 3.641}, {'end': 1576.76, 'text': 'And then we can initiate this alert dialog in here, pre-execute method.', 'start': 1569.878, 'duration': 6.882}, {'end': 1591.805, 'text': 'Okay, so on pre-execute method, you can just write instead of this line, you can just write alert dialog is equal to new alert dialog dot builder.', 'start': 1577.1, 'duration': 14.705}], 'summary': 'Fix return type errors, initialize alert dialog for login result display.', 'duration': 86.906, 'max_score': 1504.899, 'thumbnail': 'https://coursnap.oss-ap-southeast-1.aliyuncs.com/video-capture/eldh8l8yPew/pics/eldh8l8yPew1504899.jpg'}, {'end': 1676.224, 'src': 'embed', 'start': 1638.396, 'weight': 7, 'content': [{'end': 1656.455, 'text': 'what you can do is you can go to onPostExecute method and in here you can just remove this line and this string can be result and then you can take your alert dialog and set the message here.', 'start': 1638.396, 'duration': 18.059}, {'end': 1667.783, 'text': 'So just write set message and just pass this result here and then you can show the message which is coming from the server.', 'start': 1656.515, 'duration': 11.268}, {'end': 1670.665, 'text': 'So just write alertDialog.show.', 'start': 1667.903, 'duration': 2.762}, {'end': 1676.224, 'text': 'ok, so this will show the response of the server.', 'start': 1672.022, 'duration': 4.202}], 'summary': 'In onpostexecute method, remove line, set message, show alertdialog to display server response.', 'duration': 37.828, 'max_score': 1638.396, 'thumbnail': 'https://coursnap.oss-ap-southeast-1.aliyuncs.com/video-capture/eldh8l8yPew/pics/eldh8l8yPew1638396.jpg'}], 'start': 984.591, 'title': 'Making http post request in java', 'summary': 'Demonstrates creating output stream and data url for a post request, encoding post data for a url, and making an http post request in java, emphasizing the process and methods used in the examples.', 'chapters': [{'end': 1088.108, 'start': 984.591, 'title': 'Creating output stream and data url for post request', 'summary': 'Demonstrates the process of creating an output stream and data url for a post request, including setting methods, creating instances of output stream and buffered writer, and specifying the data url.', 'duration': 103.517, 'highlights': ['Setting methods such as output and input for the POST request.', 'Creating an instance of output stream and getting it from the HTTP connection.', 'Creating an instance of buffered writer using the output stream writer with utf-8 type.']}, {'end': 1252.593, 'start': 1088.638, 'title': 'Url encoding for post data', 'summary': 'Explains the process of encoding post data for a url, including extracting and concatenating the username and password values, and specifying the data type as utf-8, emphasizing the importance of no space between concatenation operators.', 'duration': 163.955, 'highlights': ['The process involves extracting the username and password values from the passed data, using the 0th index for the type and the first and second indices for username and password, respectively.', 'The chapter emphasizes the need to specify the data type as utf-8 and to ensure there is no space between the concatenation operators.', 'The URL encoding process involves using the URL encoder to encode the post data, with the key-value pairs for username and password, ensuring proper concatenation and joining of the URL.']}, {'end': 1676.224, 'start': 1252.593, 'title': 'Http post request in java', 'summary': 'Covers the process of making an http post request in java, including sending post data to the server, reading the response, and handling the result using buffered writer, input stream, and alert dialog.', 'duration': 423.631, 'highlights': ['Sending post data to the server using buffered writer', 'Reading the response from the post request using input stream and buffer reader', 'Handling the result using alert dialog']}], 'duration': 691.633, 'thumbnail': 'https://coursnap.oss-ap-southeast-1.aliyuncs.com/video-capture/eldh8l8yPew/pics/eldh8l8yPew984591.jpg', 'highlights': ['Creating an instance of output stream and getting it from the HTTP connection.', 'The process involves extracting the username and password values from the passed data, using the 0th index for the type and the first and second indices for username and password, respectively.', 'The URL encoding process involves using the URL encoder to encode the post data, with the key-value pairs for username and password, ensuring proper concatenation and joining of the URL.', 'Setting methods such as output and input for the POST request.', 'Creating an instance of buffered writer using the output stream writer with utf-8 type.', 'Sending post data to the server using buffered writer', 'Reading the response from the post request using input stream and buffer reader', 'Handling the result using alert dialog', 'The chapter emphasizes the need to specify the data type as utf-8 and to ensure there is no space between the concatenation operators.']}, {'end': 2033.924, 'segs': [{'end': 1711.806, 'src': 'embed', 'start': 1676.224, 'weight': 0, 'content': [{'end': 1678.065, 'text': 'so our code is almost done.', 'start': 1676.224, 'duration': 1.841}, {'end': 1687.911, 'text': 'what we need to do next is we need to go to our manifest folder here and go to android manifest.xml file,', 'start': 1678.065, 'duration': 9.846}, {'end': 1694.074, 'text': 'and we need to give the internet permissions here above this application element.', 'start': 1687.911, 'duration': 6.163}, {'end': 1699.557, 'text': 'so just give this line of code to allow the internet permission.', 'start': 1694.074, 'duration': 5.483}, {'end': 1702.549, 'text': 'just add user minus permission space.', 'start': 1699.557, 'duration': 2.992}, {'end': 1711.806, 'text': 'android name is equal to android.permission.internet, and this will add the internet permission to your android app.', 'start': 1702.549, 'duration': 9.257}], 'summary': 'Add internet permission to android app manifest.xml.', 'duration': 35.582, 'max_score': 1676.224, 'thumbnail': 'https://coursnap.oss-ap-southeast-1.aliyuncs.com/video-capture/eldh8l8yPew/pics/eldh8l8yPew1676224.jpg'}, {'end': 1765.771, 'src': 'embed', 'start': 1730.124, 'weight': 1, 'content': [{'end': 1744.854, 'text': "It's in your vamp folder, in your C directory and in www you can find login.php and con.php right, which we have made in the last video.", 'start': 1730.124, 'duration': 14.73}, {'end': 1751.539, 'text': 'ok, so first of all we need to remove this echo information from here.', 'start': 1744.854, 'duration': 6.685}, {'end': 1765.771, 'text': 'so just remove these lines of code from if condition till your end of your if condition right in the con.php, ok, and save it.', 'start': 1751.539, 'duration': 14.232}], 'summary': 'Remove echo information from if condition in con.php.', 'duration': 35.647, 'max_score': 1730.124, 'thumbnail': 'https://coursnap.oss-ap-southeast-1.aliyuncs.com/video-capture/eldh8l8yPew/pics/eldh8l8yPew1730124.jpg'}, {'end': 1866.252, 'src': 'heatmap', 'start': 1789.657, 'weight': 0.826, 'content': [{'end': 1800.068, 'text': 'so just use square brackets and then your key name, which you have defined in your android code, right.', 'start': 1789.657, 'duration': 10.411}, {'end': 1807.275, 'text': 'so go to your background worker and once again check what is this key value, which is username here.', 'start': 1800.068, 'duration': 7.207}, {'end': 1813.481, 'text': 'right, the first key value, okay, and place it here.', 'start': 1807.275, 'duration': 6.206}, {'end': 1823.931, 'text': 'and in the same way we will just place the password key value from here, which is this one, in the double codes right.', 'start': 1813.481, 'duration': 10.45}, {'end': 1827.294, 'text': 'so this is value in the double codes right.', 'start': 1823.931, 'duration': 3.363}, {'end': 1835.141, 'text': 'so go here and change it here also and save everything and then run your code.', 'start': 1827.294, 'duration': 7.847}, {'end': 1844.528, 'text': "Ok, so my app is running now and I'm going to define the username and password which I have defined in the database, which is 123 and 123..", 'start': 1837.043, 'duration': 7.485}, {'end': 1848.791, 'text': "So I will give this 123 and 123 here and when I click login it doesn't reply me.", 'start': 1844.528, 'duration': 4.263}, {'end': 1866.252, 'text': 'so this can be the problem uh sometimes if you have this 10.0.', 'start': 1855.336, 'duration': 10.916}], 'summary': 'Troubleshooting android code, setting username and password, encountering login issue.', 'duration': 76.595, 'max_score': 1789.657, 'thumbnail': 'https://coursnap.oss-ap-southeast-1.aliyuncs.com/video-capture/eldh8l8yPew/pics/eldh8l8yPew1789657.jpg'}, {'end': 1902.591, 'src': 'embed', 'start': 1869.084, 'weight': 3, 'content': [{'end': 1876.549, 'text': 'in some cases it will work if you are connected with localhost or if you want to connect with localhost.', 'start': 1869.084, 'duration': 7.465}, {'end': 1880.13, 'text': 'otherwise, in most of the cases it will work.', 'start': 1877.049, 'duration': 3.081}, {'end': 1884.372, 'text': 'otherwise, what you can do is you can open your command prompt.', 'start': 1880.13, 'duration': 4.242}, {'end': 1891.516, 'text': 'so just open your command prompt here and then just write ipconfig here.', 'start': 1884.372, 'duration': 7.144}, {'end': 1902.591, 'text': "so just write ipconfig and press enter and it's going to give you your ip address of your local network And, as I can see in my case,", 'start': 1891.516, 'duration': 11.075}], 'summary': "Connecting to localhost may work, otherwise use 'ipconfig' to find local ip address.", 'duration': 33.507, 'max_score': 1869.084, 'thumbnail': 'https://coursnap.oss-ap-southeast-1.aliyuncs.com/video-capture/eldh8l8yPew/pics/eldh8l8yPew1869084.jpg'}, {'end': 2024.473, 'src': 'embed', 'start': 1961.314, 'weight': 2, 'content': [{'end': 1975.924, 'text': 'I can just change this line login success and then some exclamation mark and then some message login success and, for example,', 'start': 1961.314, 'duration': 14.61}, {'end': 1991.361, 'text': 'welcome user something like this and then save it and once again click the login message and now you can see login success and welcome user here.', 'start': 1975.924, 'duration': 15.437}, {'end': 2001.354, 'text': 'ok, so I know that this is coming due to this and when I give the wrong username and password is going to give me login, not success,', 'start': 1991.361, 'duration': 9.993}, {'end': 2002.836, 'text': 'which is this message.', 'start': 2001.354, 'duration': 1.482}, {'end': 2013.064, 'text': 'So in this way you can create a login page in your android application using MySQL database.', 'start': 2004.258, 'duration': 8.806}, {'end': 2024.473, 'text': 'I will also give this code in the description so you can copy the same code and paste it into your application and test it.', 'start': 2013.705, 'duration': 10.768}], 'summary': 'Demonstrates creating a login page using mysql database in an android application.', 'duration': 63.159, 'max_score': 1961.314, 'thumbnail': 'https://coursnap.oss-ap-southeast-1.aliyuncs.com/video-capture/eldh8l8yPew/pics/eldh8l8yPew1961314.jpg'}], 'start': 1676.224, 'title': 'Android app development', 'summary': 'Covers adding internet permission to an android app and creating a login page with a mysql database, emphasizing editing android manifest.xml and php files, troubleshooting connection issues, and replacing static information with dynamic post requests. it provides practical code for testing.', 'chapters': [{'end': 1765.771, 'start': 1676.224, 'title': 'Adding internet permission to android app', 'summary': 'Explains how to add internet permission to an android app by editing the android manifest.xml file and editing the php files, emphasizing the importance of removing echo information from the php file and adding internet permission to the android app.', 'duration': 89.547, 'highlights': ["To add internet permissions to the Android app, the user must go to the manifest folder, access the android manifest.xml file, and add the line of code 'android name is equal to android.permission.internet' above the application element.", "The next step involves editing the PHP files by removing the echo information from the 'Connection.php' file and saving the changes, emphasizing the importance of this modification in the PHP file.", "The location of the 'Connection.php' file is detailed, with instructions to access it in the 'vamp' folder, located in the 'C' directory and within the 'www' folder."]}, {'end': 2033.924, 'start': 1765.771, 'title': 'Android app login page with mysql database', 'summary': 'Covers the process of creating a login page in an android application using a mysql database, including replacing static information with dynamic post requests, troubleshooting connection issues, and modifying success messages, with the ability to copy and paste the provided code for testing.', 'duration': 268.153, 'highlights': ['The process of creating a login page in an Android application using a MySQL database involves replacing static information with dynamic post requests, such as using square brackets and key names defined in the Android code.', "Troubleshooting connection issues may involve replacing the IP address in the code with the local network's IP address obtained from the command prompt using 'ipconfig'.", 'Modifying success messages in the login page code allows for customization, such as adding welcome messages for successful logins.', 'Providing the code in the description allows for easy access to copy and paste the provided code for testing the login page in the Android application.']}], 'duration': 357.7, 'thumbnail': 'https://coursnap.oss-ap-southeast-1.aliyuncs.com/video-capture/eldh8l8yPew/pics/eldh8l8yPew1676224.jpg', 'highlights': ["To add internet permissions to the Android app, edit android manifest.xml and add 'android.permission.internet' above the application element.", "Editing the PHP files involves removing echo information from 'Connection.php' file and saving the changes.", 'Creating a login page in an Android app using a MySQL database involves replacing static information with dynamic post requests.', "Troubleshooting connection issues may involve replacing the IP address in the code with the local network's IP address obtained from the command prompt using 'ipconfig'.", 'Modifying success messages in the login page code allows for customization, such as adding welcome messages for successful logins.']}], 'highlights': ['The tutorial focuses on creating an Android app to interact with a MySQL database', 'The previous tutorial covered installing Wamp server, creating a MySQL database using PHPMyAdmin, and writing a PHP script', 'The chapter demonstrates implementing a background worker in Java, adding methods such as doInBackground, onPostExecute, onPreExecute, and onProgressUpdate', 'The chapter emphasizes passing three arguments - username, password, and type of operation - in a Java method', 'Creating an instance of output stream and getting it from the HTTP connection', "To add internet permissions to the Android app, edit android manifest.xml and add 'android.permission.internet' above the application element"]}