title
Java Video Tutorial 9

description
Code is Here: http://goo.gl/3UxHh Best Java Book : http://goo.gl/FtKp0m In this video I go over everything you'd ever want to know about Java Arrays. I show you how to create arrays, numerous ways to populate them, tricks involving multidimensional arrays, the enhanced for loop, Array library methods and more.

detail
{'title': 'Java Video Tutorial 9', 'heatmap': [{'end': 231.671, 'start': 172.715, 'weight': 0.717}, {'end': 392.067, 'start': 378.918, 'weight': 0.704}, {'end': 555.568, 'start': 413.301, 'weight': 0.747}, {'end': 860.415, 'start': 822.91, 'weight': 0.801}, {'end': 947.854, 'start': 934.2, 'weight': 0.856}], 'summary': 'This java video tutorial series covers the basics of java arrays, including their import, declaration, size, data type constraints, and manipulation using loops. it also delves into multi-dimensional arrays and enhanced for loop usage, along with array copying, filling, sorting, and binary search operations, providing essential knowledge for java programming.', 'chapters': [{'end': 225.909, 'segs': [{'end': 30.763, 'src': 'embed', 'start': 0.134, 'weight': 0, 'content': [{'end': 4.014, 'text': 'Well hello Internet and welcome to part 9 of my Java video tutorial series.', 'start': 0.134, 'duration': 3.88}, {'end': 10.336, 'text': "Today because of a lot of messages I've received I'm going to cover arrays and how to use them inside of Java.", 'start': 4.075, 'duration': 6.261}, {'end': 15.278, 'text': "First what we're going to do is we're going to import an array library that we're going to use later on.", 'start': 10.436, 'duration': 4.842}, {'end': 16.038, 'text': 'Right like that.', 'start': 15.458, 'duration': 0.58}, {'end': 19.139, 'text': 'And I trust you know how to do that because you guys are so smart.', 'start': 16.117, 'duration': 3.022}, {'end': 24.5, 'text': "And then we're going to go Java lesson 9 is the name of our class.", 'start': 19.259, 'duration': 5.241}, {'end': 30.763, 'text': "And then we're going to go public, static, void, and everything you ever want to know about arrays is going to be covered here.", 'start': 25.04, 'duration': 5.723}], 'summary': 'Java tutorial covers arrays usage and library import.', 'duration': 30.629, 'max_score': 0.134, 'thumbnail': 'https://coursnap.oss-ap-southeast-1.aliyuncs.com/video-capture/eNPX2pTiaHI/pics/eNPX2pTiaHI134.jpg'}, {'end': 74.63, 'src': 'embed', 'start': 47.445, 'weight': 1, 'content': [{'end': 51.529, 'text': 'And you can think of an array as just a big box filled with a whole bunch of other little boxes.', 'start': 47.445, 'duration': 4.084}, {'end': 55.572, 'text': 'And each of those boxes has a number on it, and that number is called an index number.', 'start': 51.629, 'duration': 3.943}, {'end': 62.418, 'text': 'and you use the index in collaboration with the array variable name or field name to locate those individual values.', 'start': 55.772, 'duration': 6.646}, {'end': 67.824, 'text': 'now, if you want to declare an array, every single array can only have one type of data in it.', 'start': 62.418, 'duration': 5.406}, {'end': 74.63, 'text': "so here's an integer array, and I'm just going to call this random array and know these variable names don't have any meaning at all.", 'start': 67.824, 'duration': 6.806}], 'summary': 'Arrays store data in index-numbered boxes. each array can only have one type of data.', 'duration': 27.185, 'max_score': 47.445, 'thumbnail': 'https://coursnap.oss-ap-southeast-1.aliyuncs.com/video-capture/eNPX2pTiaHI/pics/eNPX2pTiaHI47445.jpg'}, {'end': 242.221, 'src': 'embed', 'start': 211.704, 'weight': 2, 'content': [{'end': 214.765, 'text': "That's the iterator or the value that's going to continue to change.", 'start': 211.704, 'duration': 3.061}, {'end': 219.427, 'text': "It's going to start out at zero and it's going to go until it reaches the point where it can no longer continue.", 'start': 214.785, 'duration': 4.642}, {'end': 223.848, 'text': "And we're going to just assign the value of whatever i is to said array.", 'start': 219.707, 'duration': 4.141}, {'end': 225.909, 'text': "There's another way to add values to an array.", 'start': 223.888, 'duration': 2.021}, {'end': 231.671, 'text': "And now I'm going to create something here that's going to sort of give you an idea of what an array actually looks like.", 'start': 226.249, 'duration': 5.422}, {'end': 236.455, 'text': "So let's say I want to go and I want to create some lines to make like a box.", 'start': 231.851, 'duration': 4.604}, {'end': 242.221, 'text': "I'm going to go while and I'm going to go k is less than or equal to and I'm going to say 41.", 'start': 236.855, 'duration': 5.366}], 'summary': 'Iterator starts at 0, goes until limit, to add values to array and create box.', 'duration': 30.517, 'max_score': 211.704, 'thumbnail': 'https://coursnap.oss-ap-southeast-1.aliyuncs.com/video-capture/eNPX2pTiaHI/pics/eNPX2pTiaHI211704.jpg'}], 'start': 0.134, 'title': 'Java arrays in java', 'summary': 'Covers the basics and explains the concept of using arrays in java, addressing import of array library, class declaration, fixed size and data type constraints, adding values to arrays, and using loops for array manipulation, enabling viewers to utilize this knowledge in their java programs.', 'chapters': [{'end': 33.705, 'start': 0.134, 'title': 'Java array tutorial', 'summary': 'Covers the basics of using arrays in java, addressing the import of array library, class declaration, and the promise to cover everything about arrays, enabling viewers to utilize this knowledge in their java programs.', 'duration': 33.571, 'highlights': ['The chapter covers the basics of using arrays in Java, addressing the import of array library, class declaration, and the promise to cover everything about arrays, enabling viewers to utilize this knowledge in their Java programs.', 'The tutorial is part 9 of the Java video tutorial series, reflecting the ongoing interest and engagement of the audience with the content.', "The instructor acknowledges the viewers' intelligence, creating a friendly and encouraging atmosphere for learning."]}, {'end': 225.909, 'start': 33.865, 'title': 'Java arrays explained', 'summary': 'Explains the concept of arrays in java, including how to declare and initialize arrays, the fixed size and data type constraints, adding values to arrays, and using loops for array manipulation, with a demonstration of java syntax and concepts.', 'duration': 192.044, 'highlights': ["An array is a variable that can hold a whole bunch of different values, and it has a fixed size, for example, 'number array' is declared as 'new int 10' which means it contains 10 individual values inside of it.", 'Arrays can only have one type of data in it, and every element in the array must be of the same data type, such as creating an array of strings without defining its size and adding elements to it.', "One of the most common ways to add values to an array is through a loop, where 'i' starts at 0 and increments to the length of the array, and the value of 'i' is assigned to the array, demonstrating the process of adding values to an array using a loop.", "Getting the length or the number of items in the array is done by typing in the array name followed by length, and incrementing inside of loops is achieved by using 'i++', providing a clear explanation of obtaining the array length and incrementing inside loops."]}], 'duration': 225.775, 'thumbnail': 'https://coursnap.oss-ap-southeast-1.aliyuncs.com/video-capture/eNPX2pTiaHI/pics/eNPX2pTiaHI134.jpg', 'highlights': ['The chapter covers the basics of using arrays in Java, addressing the import of array library, class declaration, and the promise to cover everything about arrays, enabling viewers to utilize this knowledge in their Java programs.', "An array is a variable that can hold a whole bunch of different values, and it has a fixed size, for example, 'number array' is declared as 'new int 10' which means it contains 10 individual values inside of it.", "One of the most common ways to add values to an array is through a loop, where 'i' starts at 0 and increments to the length of the array, and the value of 'i' is assigned to the array, demonstrating the process of adding values to an array using a loop.", 'The tutorial is part 9 of the Java video tutorial series, reflecting the ongoing interest and engagement of the audience with the content.']}, {'end': 538.196, 'segs': [{'end': 292.923, 'src': 'embed', 'start': 262.639, 'weight': 1, 'content': [{'end': 264.24, 'text': 'I drew a whole bunch of lines on the screen.', 'start': 262.639, 'duration': 1.601}, {'end': 265.22, 'text': 'Nothing that crazy.', 'start': 264.42, 'duration': 0.8}, {'end': 268.423, 'text': "All right, so now let's sort of describe exactly what an array is.", 'start': 265.441, 'duration': 2.982}, {'end': 270.264, 'text': "So I'm going to go for int.", 'start': 268.683, 'duration': 1.581}, {'end': 272.806, 'text': "And I'm going to go j is equal to 0.", 'start': 270.584, 'duration': 2.222}, {'end': 277.209, 'text': 'j less than number array length.', 'start': 272.806, 'duration': 4.403}, {'end': 288.114, 'text': "J, increment J and I'm gonna go system out print and I'm gonna put a little or sign in there plus J plus, put some spaces inside of there,", 'start': 277.748, 'duration': 10.366}, {'end': 292.923, 'text': "close that out and then jump down here and I'm gonna go system out print line.", 'start': 288.114, 'duration': 4.809}], 'summary': 'Demonstrating array concept using code and print statements', 'duration': 30.284, 'max_score': 262.639, 'thumbnail': 'https://coursnap.oss-ap-southeast-1.aliyuncs.com/video-capture/eNPX2pTiaHI/pics/eNPX2pTiaHI262639.jpg'}, {'end': 350.172, 'src': 'embed', 'start': 322.538, 'weight': 0, 'content': [{'end': 324.96, 'text': "And now I'm going to show you what I mean by a multi-dimensional array.", 'start': 322.538, 'duration': 2.422}, {'end': 330.983, 'text': "Now, you can actually have arrays, not just individual values inside of here, and they're just going to stretch down this way.", 'start': 325.22, 'duration': 5.763}, {'end': 334.184, 'text': "Multi-dimensional It's going to not one-dimensional, but two-dimensional.", 'start': 331.123, 'duration': 3.061}, {'end': 339.647, 'text': 'So what do I got to do? I got to create it, and all I need to do is say that I want to put in two brackets.', 'start': 334.364, 'duration': 5.283}, {'end': 344.109, 'text': "That's saying this is going to be a two-dimensional array, and let's just call it multi-array.", 'start': 339.707, 'duration': 4.402}, {'end': 347.531, 'text': 'And then you just go new, and then string, just like we did before.', 'start': 344.269, 'duration': 3.262}, {'end': 350.172, 'text': "And let's say that we want to put 10 inside here.", 'start': 347.971, 'duration': 2.201}], 'summary': 'Demonstration of creating a two-dimensional array with 10 values.', 'duration': 27.634, 'max_score': 322.538, 'thumbnail': 'https://coursnap.oss-ap-southeast-1.aliyuncs.com/video-capture/eNPX2pTiaHI/pics/eNPX2pTiaHI322538.jpg'}, {'end': 403.014, 'src': 'heatmap', 'start': 378.918, 'weight': 0.704, 'content': [{'end': 386.263, 'text': "What is this? Okay, what it's saying is, all right, whenever we have length up here, it's saying how long is this guy, 10 elements.", 'start': 378.918, 'duration': 7.345}, {'end': 392.067, 'text': "Well, whenever we have multi-array and we put i inside of there, it's saying how long.", 'start': 386.583, 'duration': 5.484}, {'end': 393.428, 'text': 'Think of a column here.', 'start': 392.327, 'duration': 1.101}, {'end': 395.409, 'text': "You're going to see it in a picture form in a second.", 'start': 393.448, 'duration': 1.961}, {'end': 398.691, 'text': "It's going to make total sense, but you have to put that inside of there.", 'start': 395.429, 'duration': 3.262}, {'end': 400.492, 'text': "So you're saying how long is this??", 'start': 398.711, 'duration': 1.781}, {'end': 403.014, 'text': "Well, it's going to kick back one, since there's only one item in there.", 'start': 400.533, 'duration': 2.481}], 'summary': 'Explaining array length and accessing elements, with an example of a length of 10 and 1.', 'duration': 24.096, 'max_score': 378.918, 'thumbnail': 'https://coursnap.oss-ap-southeast-1.aliyuncs.com/video-capture/eNPX2pTiaHI/pics/eNPX2pTiaHI378918.jpg'}, {'end': 515.155, 'src': 'embed', 'start': 484.78, 'weight': 2, 'content': [{'end': 486.641, 'text': "You can't define this integer twice.", 'start': 484.78, 'duration': 1.861}, {'end': 487.622, 'text': "So let's get rid of that.", 'start': 486.841, 'duration': 0.781}, {'end': 488.602, 'text': "So that's fine.", 'start': 487.702, 'duration': 0.9}, {'end': 491.545, 'text': "And that's cool that you got to see that because it makes sense now.", 'start': 488.803, 'duration': 2.742}, {'end': 493.106, 'text': "And then let's copy this again.", 'start': 491.725, 'duration': 1.381}, {'end': 495.187, 'text': 'Jump down here out of our floor loop.', 'start': 493.306, 'duration': 1.881}, {'end': 496.148, 'text': 'Print that out to screen.', 'start': 495.247, 'duration': 0.901}, {'end': 497.062, 'text': "And let's run it.", 'start': 496.502, 'duration': 0.56}, {'end': 499.104, 'text': "Now you're going to see what a multidimensional array looks like.", 'start': 497.163, 'duration': 1.941}, {'end': 501.105, 'text': 'And there is a multidimensional array.', 'start': 499.324, 'duration': 1.781}, {'end': 507.53, 'text': 'but one thing that I should have done here is actually command git system out print line and underneath of this go like that,', 'start': 501.105, 'duration': 6.425}, {'end': 511.253, 'text': 'so that everything lines up a little bit better and we have everything like a multidimensional array.', 'start': 507.53, 'duration': 3.723}, {'end': 515.155, 'text': "And there you see our multidimensional array, and you see how everything's laid out.", 'start': 511.433, 'duration': 3.722}], 'summary': 'Demonstration of multidimensional array in programming and adjusting code formatting for better visualization.', 'duration': 30.375, 'max_score': 484.78, 'thumbnail': 'https://coursnap.oss-ap-southeast-1.aliyuncs.com/video-capture/eNPX2pTiaHI/pics/eNPX2pTiaHI484780.jpg'}], 'start': 226.249, 'title': 'Java arrays and multi-dimensional arrays', 'summary': 'Covers the creation and visualization of arrays in java, illustrating the use of loops for drawing and explaining array concepts. it also delves into multi-dimensional arrays, showcasing the creation, assignment, and printing of values in a 10-element array using nested for loops.', 'chapters': [{'end': 304.309, 'start': 226.249, 'title': 'Understanding arrays in java', 'summary': 'Demonstrates creating and visualizing arrays in java, using a loop to draw lines on the screen and explaining the concept of arrays with a simple example.', 'duration': 78.06, 'highlights': ['The demonstration involves creating a visual representation of an array by drawing lines on the screen using a loop.', 'The explanation includes a simple example of initializing and displaying an array in Java, providing a clear understanding of the concept.', 'The code uses a loop to draw lines on the screen and visually represents the concept of an array, simplifying its understanding for the audience.']}, {'end': 538.196, 'start': 304.449, 'title': 'Multi-dimensional arrays in java', 'summary': 'Explains the concept of multi-dimensional arrays in java, demonstrating the creation, assignment, and printing of values in a two-dimensional array, with a focus on a 10-element array and the use of nested for loops.', 'duration': 233.747, 'highlights': ['The chapter explains the concept of multi-dimensional arrays in Java, focusing on the creation and manipulation of a two-dimensional array with 10 elements.', 'It demonstrates the use of nested for loops to assign and print values in the multi-dimensional array, ensuring proper understanding of the array structure and layout.', 'The chapter emphasizes the importance of understanding array indexes and dimensions, providing a comprehensive explanation of the process through visual aids and code demonstration.']}], 'duration': 311.947, 'thumbnail': 'https://coursnap.oss-ap-southeast-1.aliyuncs.com/video-capture/eNPX2pTiaHI/pics/eNPX2pTiaHI226249.jpg', 'highlights': ['The chapter emphasizes the importance of understanding array indexes and dimensions, providing a comprehensive explanation of the process through visual aids and code demonstration.', 'The demonstration involves creating a visual representation of an array by drawing lines on the screen using a loop.', 'It demonstrates the use of nested for loops to assign and print values in the multi-dimensional array, ensuring proper understanding of the array structure and layout.', 'The explanation includes a simple example of initializing and displaying an array in Java, providing a clear understanding of the concept.']}, {'end': 728.736, 'segs': [{'end': 593.986, 'src': 'embed', 'start': 559.071, 'weight': 2, 'content': [{'end': 559.751, 'text': 'Copy that.', 'start': 559.071, 'duration': 0.68}, {'end': 560.991, 'text': 'Throw that down there.', 'start': 559.911, 'duration': 1.08}, {'end': 563.572, 'text': "And I've gotten asked this a whole bunch of times.", 'start': 561.452, 'duration': 2.12}, {'end': 564.652, 'text': 'This is how you do a new line.', 'start': 563.592, 'duration': 1.06}, {'end': 566.233, 'text': 'Or add two spaces.', 'start': 564.912, 'duration': 1.321}, {'end': 572.794, 'text': 'Execute And there you can see it printed out all of the values currently stored in the array called number array.', 'start': 566.533, 'duration': 6.261}, {'end': 578.195, 'text': 'Now if you want to do the same thing, which is use the enhanced for loop with a multidimensional array.', 'start': 572.894, 'duration': 5.301}, {'end': 581.336, 'text': "This is something that's kind of tricky, but I think I can explain it.", 'start': 578.355, 'duration': 2.981}, {'end': 583.057, 'text': "Basically, you're going to follow this format.", 'start': 581.576, 'duration': 1.481}, {'end': 587.901, 'text': "So let's say we got our string that we created before, which is a multi-dimensional array.", 'start': 583.177, 'duration': 4.724}, {'end': 593.986, 'text': "You're still going to go, in this situation, I'm putting rows inside of there because I've already used row up here and don't want to cause confusion.", 'start': 588.001, 'duration': 5.985}], 'summary': 'Demonstrating printing values in an array and using enhanced for loop with a multidimensional array in java.', 'duration': 34.915, 'max_score': 559.071, 'thumbnail': 'https://coursnap.oss-ap-southeast-1.aliyuncs.com/video-capture/eNPX2pTiaHI/pics/eNPX2pTiaHI559071.jpg'}, {'end': 622.87, 'src': 'embed', 'start': 594.287, 'weight': 1, 'content': [{'end': 596.789, 'text': "And then let's go multi-array, right like that.", 'start': 594.287, 'duration': 2.502}, {'end': 601.192, 'text': 'Then what you need to do is put another one of these enhanced for loops in here,', 'start': 597.089, 'duration': 4.103}, {'end': 604.895, 'text': "except this time we're going to go string and not with the array part there.", 'start': 601.192, 'duration': 3.703}, {'end': 607.718, 'text': "And then I'm going to say column colon rows.", 'start': 605.076, 'duration': 2.642}, {'end': 611.906, 'text': "now, inside of this enhanced for loop, i'm just going to copy this.", 'start': 608.405, 'duration': 3.501}, {'end': 618.749, 'text': "so let's scroll up here, get this guy copy paste, and then we're also going to copy this and paste this at the end of this for loop.", 'start': 611.906, 'duration': 6.843}, {'end': 620.869, 'text': "you're going to see it's going to print out this exact same thing.", 'start': 618.749, 'duration': 2.12}, {'end': 622.87, 'text': "oops, oh, and that didn't go through.", 'start': 620.869, 'duration': 2.001}], 'summary': 'Demonstrating multi-array manipulation using enhanced for loops in java.', 'duration': 28.583, 'max_score': 594.287, 'thumbnail': 'https://coursnap.oss-ap-southeast-1.aliyuncs.com/video-capture/eNPX2pTiaHI/pics/eNPX2pTiaHI594287.jpg'}, {'end': 688.353, 'src': 'embed', 'start': 627.992, 'weight': 0, 'content': [{'end': 631.255, 'text': 'Column is going to be storing the string that I want to print out to the screen.', 'start': 627.992, 'duration': 3.263}, {'end': 632.816, 'text': "So I'm just going to change this to column.", 'start': 631.415, 'duration': 1.401}, {'end': 637.28, 'text': 'And you can see this time that it printed out the multidimensional array just as it did up here.', 'start': 633.036, 'duration': 4.244}, {'end': 642.184, 'text': "And let me just get a little bit more into exactly what's going on here, because this is a little bit complicated,", 'start': 637.48, 'duration': 4.704}, {'end': 643.865, 'text': 'or at least it could be hard to understand.', 'start': 642.184, 'duration': 1.681}, {'end': 651.509, 'text': "Now, if you want to use the enhanced, for what you need to do is go for, and then what you're going to follow that up with is the data type,", 'start': 644.161, 'duration': 7.348}, {'end': 654.952, 'text': "and then you're going to have those brackets, just like we always had before.", 'start': 651.509, 'duration': 3.443}, {'end': 657.615, 'text': "But then you're going to have the variable for the row.", 'start': 655.032, 'duration': 2.583}, {'end': 662.298, 'text': "that's what's going to go there, then a colon, and then the array name.", 'start': 659.497, 'duration': 2.801}, {'end': 666.199, 'text': "This is the part that's probably maybe confusing you, the variable for the row.", 'start': 662.398, 'duration': 3.801}, {'end': 672.08, 'text': "See, whenever it's printing these out, the value of rows starts out at 0, and it remains 0.", 'start': 666.339, 'duration': 5.741}, {'end': 677.662, 'text': 'As you can see, row only changes once, and then the column changes numerous different times.', 'start': 672.08, 'duration': 5.582}, {'end': 688.353, 'text': 'So This guy right here is creating this row of values, while this guy down here is creating the 0 and the 1, the 2,', 'start': 677.842, 'duration': 10.511}], 'summary': 'Demonstration of printing a multidimensional array with enhanced for loop and explanation of variable usage.', 'duration': 60.361, 'max_score': 627.992, 'thumbnail': 'https://coursnap.oss-ap-southeast-1.aliyuncs.com/video-capture/eNPX2pTiaHI/pics/eNPX2pTiaHI627992.jpg'}], 'start': 538.576, 'title': 'Using enhanced for loop in java', 'summary': 'Explains how to utilize the enhanced for loop in java for iterating through arrays, including multidimensional arrays. it covers the syntax, implementation process, and provides examples. additionally, it highlights the functionality of the enhanced for loop, focusing on the role of row and column variables.', 'chapters': [{'end': 662.298, 'start': 538.576, 'title': 'Enhanced for loop in java', 'summary': 'Discusses how to use the enhanced for loop in java to iterate through arrays, including multidimensional arrays, and explains the syntax and process for implementing it, with examples and explanations provided.', 'duration': 123.722, 'highlights': ['Explaining the syntax and process for using the enhanced for loop in Java The chapter provides a detailed explanation of the syntax and process for implementing the enhanced for loop in Java, covering the data type, variable for the row, colon, and array name.', 'Demonstrating how to use the enhanced for loop to iterate through a multidimensional array The chapter includes an example and explanation of using the enhanced for loop to iterate through a multidimensional array, providing a clear demonstration of the process.', 'Illustrating the use of temporary placeholders and values in the enhanced for loop The chapter explains the use of temporary placeholders and values in the enhanced for loop, demonstrating how to hold and print values as they are extracted from an array.']}, {'end': 728.736, 'start': 662.398, 'title': 'Enhanced for loop explanation', 'summary': 'Explains the functionality of an enhanced for loop, highlighting the role of the row and column variables, with the row remaining constant and the column changing multiple times, emphasizing on the creation of a row of values and the printing of individual columns.', 'duration': 66.338, 'highlights': ['The variable for the row remains constant at 0, while the column changes multiple times, illustrating the creation of a row of values and the printing of individual columns.', 'The explanation emphasizes the role of the row and column variables, providing clarity on the functionality of an enhanced for loop.', 'The transcript clarifies the process of printing out a value, emphasizing that it is a string and not an array type.']}], 'duration': 190.16, 'thumbnail': 'https://coursnap.oss-ap-southeast-1.aliyuncs.com/video-capture/eNPX2pTiaHI/pics/eNPX2pTiaHI538576.jpg', 'highlights': ['The chapter provides a detailed explanation of the syntax and process for implementing the enhanced for loop in Java, covering the data type, variable for the row, colon, and array name.', 'The chapter includes an example and explanation of using the enhanced for loop to iterate through a multidimensional array, providing a clear demonstration of the process.', 'The chapter explains the use of temporary placeholders and values in the enhanced for loop, demonstrating how to hold and print values as they are extracted from an array.', 'The explanation emphasizes the role of the row and column variables, providing clarity on the functionality of an enhanced for loop.', 'The variable for the row remains constant at 0, while the column changes multiple times, illustrating the creation of a row of values and the printing of individual columns.', 'The transcript clarifies the process of printing out a value, emphasizing that it is a string and not an array type.']}, {'end': 1087.741, 'segs': [{'end': 864.618, 'src': 'heatmap', 'start': 822.91, 'weight': 0, 'content': [{'end': 830.412, 'text': 'And then, if you want to copy a range, which means you want to start at a specific place and end at a specific place, you use another method,', 'start': 822.91, 'duration': 7.502}, {'end': 832.573, 'text': 'the copyOfRange method.', 'start': 830.412, 'duration': 2.161}, {'end': 837.495, 'text': 'Another thing you can do is if you want to print out a whole entire array, You can do that as well.', 'start': 832.793, 'duration': 4.702}, {'end': 844.864, 'text': "How you do that is just type in arrays.toString and then let's say number copy.", 'start': 837.756, 'duration': 7.108}, {'end': 846.145, 'text': 'And there you see it right there.', 'start': 845.044, 'duration': 1.101}, {'end': 846.986, 'text': "That's what this does.", 'start': 846.245, 'duration': 0.741}, {'end': 850.45, 'text': 'It prints out the entire array with all the values out onto the screen.', 'start': 847.046, 'duration': 3.404}, {'end': 852.733, 'text': 'And that is what toString does for you.', 'start': 850.55, 'duration': 2.183}, {'end': 857.152, 'text': 'Now before I showed you how to define a default value for all the other arrays.', 'start': 853.069, 'duration': 4.083}, {'end': 859.234, 'text': 'This is in part 8 of this tutorial.', 'start': 857.192, 'duration': 2.042}, {'end': 860.415, 'text': "Now I'm going to show you again.", 'start': 859.414, 'duration': 1.001}, {'end': 864.618, 'text': "So let's go create ourselves an integer array and we'll call it more numbers.", 'start': 860.535, 'duration': 4.083}], 'summary': 'The transcript covers methods for copying and printing arrays, along with defining default values for arrays.', 'duration': 41.708, 'max_score': 822.91, 'thumbnail': 'https://coursnap.oss-ap-southeast-1.aliyuncs.com/video-capture/eNPX2pTiaHI/pics/eNPX2pTiaHI822910.jpg'}, {'end': 968.3, 'src': 'heatmap', 'start': 934.2, 'weight': 3, 'content': [{'end': 942.108, 'text': "So that's the way you would do a fill with a default value of star for a multidimensional array using an enhanced for loop.", 'start': 934.2, 'duration': 7.908}, {'end': 944.491, 'text': 'And you know that now, so you are really smart.', 'start': 942.369, 'duration': 2.122}, {'end': 945.972, 'text': 'And seriously, you are smart.', 'start': 944.83, 'duration': 1.142}, {'end': 947.854, 'text': 'A lot of people have no idea how to do this stuff.', 'start': 946.032, 'duration': 1.822}, {'end': 953.242, 'text': 'You can also sort an array using a nice method that comes with the arrays library.', 'start': 947.915, 'duration': 5.327}, {'end': 954.985, 'text': "And here I'm going to create a new one.", 'start': 953.643, 'duration': 1.342}, {'end': 958.009, 'text': 'And go new int 10 items inside of it.', 'start': 955.225, 'duration': 2.784}, {'end': 968.3, 'text': 'And if I want to generate an array full of random numbers, for example, well, I can go for int i is equal to 0, i less than 10 in this situation.', 'start': 958.55, 'duration': 9.75}], 'summary': 'Using enhanced for loop to fill multidimensional array with default value of star; sorting array using arrays library method; generating array of random numbers.', 'duration': 22.268, 'max_score': 934.2, 'thumbnail': 'https://coursnap.oss-ap-southeast-1.aliyuncs.com/video-capture/eNPX2pTiaHI/pics/eNPX2pTiaHI934200.jpg'}, {'end': 1060.437, 'src': 'embed', 'start': 1029.567, 'weight': 4, 'content': [{'end': 1030.987, 'text': 'all real nice in a nice order.', 'start': 1029.567, 'duration': 1.42}, {'end': 1031.987, 'text': "that's how that works.", 'start': 1030.987, 'duration': 1}, {'end': 1037.169, 'text': "and then, for the last thing, there's the binary search, which is going to return the index for the search value.", 'start': 1031.987, 'duration': 5.182}, {'end': 1040.29, 'text': "if it finds it or otherwise, it's going to return a negative number.", 'start': 1037.169, 'duration': 3.121}, {'end': 1041.191, 'text': "that's very important.", 'start': 1040.29, 'duration': 0.901}, {'end': 1043.991, 'text': 'a negative number, not a specific negative number.', 'start': 1041.191, 'duration': 2.8}, {'end': 1052.394, 'text': "so let's say where is 50 is equal to, and I'm going to call raise and binary search and nums to sort,", 'start': 1043.991, 'duration': 8.403}, {'end': 1057.316, 'text': "and I'm going to say that I want to be able to come in here and find the value of 50 if it exists.", 'start': 1052.394, 'duration': 4.922}, {'end': 1060.437, 'text': "And if it doesn't, well then we won't find the value of 50.", 'start': 1057.636, 'duration': 2.801}], 'summary': 'Explanation of binary search returning index for search value, potentially negative.', 'duration': 30.87, 'max_score': 1029.567, 'thumbnail': 'https://coursnap.oss-ap-southeast-1.aliyuncs.com/video-capture/eNPX2pTiaHI/pics/eNPX2pTiaHI1029567.jpg'}], 'start': 728.736, 'title': 'Array operations in java', 'summary': "Covers array copying and filling methods like copyof, copyofrange, and arraysfill, along with their examples and explanations. it also demonstrates sorting arrays using 'arrays.sort' and performing binary search operations, providing essential array operations in java.", 'chapters': [{'end': 945.972, 'start': 728.736, 'title': 'Array copy and fill methods', 'summary': 'Discusses different methods for copying and filling arrays, including copyof, copyofrange, and arraysfill, with examples and explanations of each method, demonstrating how to use them effectively in java programming.', 'duration': 217.236, 'highlights': ['The chapter discusses different methods for copying arrays, including copyOf and copyOfRange, with examples demonstrating how to copy specific elements from an array. Explains the copyOf and copyOfRange methods for copying specific elements from an array, with an example of copying the first five elements from a given array.', 'The chapter explains how to print out the entire array using the toString method, providing insight into utilizing this method effectively in Java programming. Demonstrates the utilization of the toString method to print out the entire array with all the values onto the screen, providing a clear explanation of its functionality.', 'The chapter provides examples and explanations of using the ArraysFill method to set default values for arrays, demonstrating its application with integer and multidimensional arrays. Illustrates the application of the ArraysFill method to set default values for arrays, with examples of filling an array with a specific value and filling a multidimensional array using an enhanced for loop.']}, {'end': 1087.741, 'start': 946.032, 'title': 'Java arrays: sorting and searching', 'summary': "Demonstrates sorting an array of random numbers in ascending order using the 'arrays.sort' method and performing a binary search operation to locate a specific value, returning a negative number if the value is not found, thus covering essential array operations in java.", 'duration': 141.709, 'highlights': ["The chapter demonstrates sorting an array of random numbers in ascending order using the 'Arrays.sort' method. Sorting of random numbers in ascending order, utilizing the 'Arrays.sort' method for efficient sorting.", 'The chapter covers performing a binary search operation to locate a specific value, returning a negative number if the value is not found. Demonstration of performing a binary search operation, highlighting its functionality of returning a negative number if the value is not found.', 'The chapter demonstrates the generation of an array with random numbers using a for loop. Generation of an array with random numbers using a for loop, showcasing the process and methodology.']}], 'duration': 359.005, 'thumbnail': 'https://coursnap.oss-ap-southeast-1.aliyuncs.com/video-capture/eNPX2pTiaHI/pics/eNPX2pTiaHI728736.jpg', 'highlights': ['The chapter discusses different methods for copying arrays, including copyOf and copyOfRange, with examples demonstrating how to copy specific elements from an array.', 'The chapter provides examples and explanations of using the ArraysFill method to set default values for arrays, demonstrating its application with integer and multidimensional arrays.', 'The chapter explains how to print out the entire array using the toString method, providing insight into utilizing this method effectively in Java programming.', "The chapter demonstrates sorting an array of random numbers in ascending order using the 'Arrays.sort' method.", 'The chapter covers performing a binary search operation to locate a specific value, returning a negative number if the value is not found.', 'The chapter demonstrates the generation of an array with random numbers using a for loop.']}], 'highlights': ['The chapter covers the basics of using arrays in Java, addressing the import of array library, class declaration, and the promise to cover everything about arrays, enabling viewers to utilize this knowledge in their Java programs.', 'The chapter discusses different methods for copying arrays, including copyOf and copyOfRange, with examples demonstrating how to copy specific elements from an array.', 'The chapter provides a detailed explanation of the syntax and process for implementing the enhanced for loop in Java, covering the data type, variable for the row, colon, and array name.', 'The chapter emphasizes the importance of understanding array indexes and dimensions, providing a comprehensive explanation of the process through visual aids and code demonstration.', 'The chapter includes an example and explanation of using the enhanced for loop to iterate through a multidimensional array, providing a clear demonstration of the process.', "An array is a variable that can hold a whole bunch of different values, and it has a fixed size, for example, 'number array' is declared as 'new int 10' which means it contains 10 individual values inside of it.", 'The chapter provides examples and explanations of using the ArraysFill method to set default values for arrays, demonstrating its application with integer and multidimensional arrays.', 'The chapter explains how to print out the entire array using the toString method, providing insight into utilizing this method effectively in Java programming.', 'The demonstration involves creating a visual representation of an array by drawing lines on the screen using a loop.', "The chapter demonstrates sorting an array of random numbers in ascending order using the 'Arrays.sort' method."]}