title
10.2: What is JSON? Part I - p5.js Tutorial

description
This video covers JSON (JavaScript Object Notation)? What is it? What is the syntax? How do you load a JSON file? How does this help you along the way to working with APIs. All examples: https://github.com/shiffman/Video-Lesson-Materials Corpora: https://github.com/dariusk/corpora Contact: https://twitter.com/shiffman Next video: https://youtu.be/118sDpLOClw JavaScript basics: https://www.youtube.com/playlist?list=PLRqwX-V7Uu6Zy51Q-x9tMWIv9cueOFTFA HTML/CSS basics: https://www.youtube.com/playlist?list=PLRqwX-V7Uu6bI1SlcCRfLH79HZrFAtBvX Full Data playlist: https://www.youtube.com/playlist?list=PLRqwX-V7Uu6a-SQiI4RtIwuOrLJGnel0r Help us caption & translate this video! http://amara.org/v/QbuH/ 📄 Code of Conduct: https://github.com/CodingTrain/Code-of-Conduct

detail
{'title': '10.2: What is JSON? Part I - p5.js Tutorial', 'heatmap': [{'end': 205.682, 'start': 179.445, 'weight': 0.762}, {'end': 769.085, 'start': 744.373, 'weight': 0.738}, {'end': 890.925, 'start': 859.314, 'weight': 1}], 'summary': 'Tutorial series covers working with json data in javascript, demonstrating using loadjson in p5.js to enter and validate data within seven minutes, and exploring complex data such as arrays and nested objects, while emphasizing the importance of contributing to diverse json files and obtaining data from external sources.', 'chapters': [{'end': 418.509, 'segs': [{'end': 240.731, 'src': 'heatmap', 'start': 179.445, 'weight': 0, 'content': [{'end': 182.129, 'text': 'So if I were to run this sketch, we could see, look at that.', 'start': 179.445, 'duration': 2.684}, {'end': 183.751, 'text': "I've got my text.", 'start': 182.349, 'duration': 1.402}, {'end': 185.212, 'text': 'called Yellow Sunflower.', 'start': 183.991, 'duration': 1.221}, {'end': 188.593, 'text': 'I have the Yellow Sunflower text right there on the screen.', 'start': 185.512, 'duration': 3.081}, {'end': 190.855, 'text': 'So this is working with data.', 'start': 188.834, 'duration': 2.021}, {'end': 198.879, 'text': "This is actually working with data in JavaScript object notation, because that's a JavaScript object, and the notation is the syntax of JavaScript.", 'start': 191.175, 'duration': 7.704}, {'end': 205.682, 'text': "So actually, working with JSON data is exactly what you already know how to do if you've been programming in JavaScript.", 'start': 199.259, 'duration': 6.423}, {'end': 209.565, 'text': 'I want to come back over here and then put our brains back in this scenario.', 'start': 206.903, 'duration': 2.662}, {'end': 215.449, 'text': "So you have your encyclopedia of flowers and you're starting to put all the data into a data file.", 'start': 209.765, 'duration': 5.684}, {'end': 222.194, 'text': "So one of the pitfalls of this here is this works, but it's not so great.", 'start': 215.85, 'duration': 6.344}, {'end': 229.36, 'text': "Like what if I had like a thousand different flowers or huge amounts of data? I wouldn't want to have all of that just in my code.", 'start': 222.254, 'duration': 7.106}, {'end': 230.821, 'text': 'I want that to be somewhere else.', 'start': 229.44, 'duration': 1.381}, {'end': 236.306, 'text': 'Eventually I might want that to be served up by this web server somewhere.', 'start': 231.481, 'duration': 4.825}, {'end': 240.731, 'text': "that's an API that's just sending everybody in the world data about flowers, because wouldn't that be nice?", 'start': 236.306, 'duration': 4.425}], 'summary': 'Working with json data in javascript, avoiding pitfalls of storing large amounts of data in code.', 'duration': 65.19, 'max_score': 179.445, 'thumbnail': 'https://coursnap.oss-ap-southeast-1.aliyuncs.com/video-capture/_NFkzw6oFtQ/pics/_NFkzw6oFtQ179445.jpg'}, {'end': 294.174, 'src': 'embed', 'start': 265.925, 'weight': 1, 'content': [{'end': 272.411, 'text': "first of all, you need to create a file, and I'm gonna call it like flower.", 'start': 265.925, 'duration': 6.486}, {'end': 285.232, 'text': "So our sketch files have been called sketch.js, because they're JavaScript files, files with JavaScript code in them.", 'start': 274.829, 'duration': 10.403}, {'end': 287.012, 'text': "Now I'm making a new file.", 'start': 285.712, 'duration': 1.3}, {'end': 290.233, 'text': "Its extension is JSON because it's JSON data.", 'start': 287.252, 'duration': 2.981}, {'end': 291.433, 'text': 'But this is a data file.', 'start': 290.253, 'duration': 1.18}, {'end': 292.594, 'text': 'Important difference.', 'start': 291.733, 'duration': 0.861}, {'end': 294.174, 'text': 'There is no code in here.', 'start': 293.014, 'duration': 1.16}], 'summary': "Creating a new file named 'flower' with json data, no javascript code.", 'duration': 28.249, 'max_score': 265.925, 'thumbnail': 'https://coursnap.oss-ap-southeast-1.aliyuncs.com/video-capture/_NFkzw6oFtQ/pics/_NFkzw6oFtQ265925.jpg'}, {'end': 346.64, 'src': 'embed', 'start': 317.337, 'weight': 3, 'content': [{'end': 327.204, 'text': "So the file starts with a curly bracket, Ends with a curly bracket and then the other thing that's important is, if you notice, name is a string,", 'start': 317.337, 'duration': 9.867}, {'end': 328.945, 'text': 'so the names value.', 'start': 327.204, 'duration': 1.741}, {'end': 335.069, 'text': 'sorry, name is the property of flower and its value is sunflower, a string in quotes.', 'start': 328.945, 'duration': 6.124}, {'end': 341.312, 'text': "But in the JSON file you'll want these property names to also be in quotes.", 'start': 335.069, 'duration': 6.243}, {'end': 346.64, 'text': "So you'll see that what I want to do is say name Sunflower.", 'start': 341.312, 'duration': 5.328}], 'summary': "The file includes a json object with a name property set to 'sunflower'.", 'duration': 29.303, 'max_score': 317.337, 'thumbnail': 'https://coursnap.oss-ap-southeast-1.aliyuncs.com/video-capture/_NFkzw6oFtQ/pics/_NFkzw6oFtQ317337.jpg'}], 'start': 3.092, 'title': 'Working with json data in javascript', 'summary': 'Discusses creating and using json data in javascript, emphasizing familiarity for javascript programmers, and the importance of a separate file, json syntax, and potential complexities.', 'chapters': [{'end': 240.731, 'start': 3.092, 'title': 'Working with json data in javascript', 'summary': 'Discusses how to work with json data in javascript, including creating javascript objects, adding key-value pairs, and using the data to draw objects on a web page, emphasizing the familiarity of working with json data for javascript programmers.', 'duration': 237.639, 'highlights': ["Using JavaScript Objects to Represent Data Demonstrates creating a JavaScript object 'flowers' with key-value pairs like name, color, and adding additional data such as average height and geographical information, showcasing the process of representing data using JavaScript objects.", 'Drawing Objects Based on Data Illustrates using the data from the JavaScript object to draw objects on a web page, including setting background color, using flower color, and displaying text, exemplifying the practical use of data to create visual elements on a web page.', 'Challenges of Handling Large Data Sets Discusses the limitation of storing large amounts of data directly in code and the potential need to serve the data from a web server or API, addressing the challenges of managing extensive data sets within a program.']}, {'end': 418.509, 'start': 241.271, 'title': 'Using json data in javascript', 'summary': 'Explains how to use json data in javascript, emphasizing the importance of creating a separate file, the syntax of json files, and potential complexities in json structure.', 'duration': 177.238, 'highlights': ['The importance of creating a separate file for JSON data, to be loaded into an object, is emphasized.', 'The syntax of a JSON file is detailed, highlighting the use of quotes for property names and key-value pairs separated by commas.', 'The potential complexities of JSON data, including arrays and nested objects, are mentioned.', 'The consequences of syntax errors in JSON files on program functionality and error messages are discussed.']}], 'duration': 415.417, 'thumbnail': 'https://coursnap.oss-ap-southeast-1.aliyuncs.com/video-capture/_NFkzw6oFtQ/pics/_NFkzw6oFtQ3092.jpg', 'highlights': ["Using JavaScript Objects to Represent Data Demonstrates creating a JavaScript object 'flowers' with key-value pairs like name, color, and adding additional data such as average height and geographical information, showcasing the process of representing data using JavaScript objects.", 'The importance of creating a separate file for JSON data, to be loaded into an object, is emphasized.', 'Drawing Objects Based on Data Illustrates using the data from the JavaScript object to draw objects on a web page, including setting background color, using flower color, and displaying text, exemplifying the practical use of data to create visual elements on a web page.', 'The syntax of a JSON file is detailed, highlighting the use of quotes for property names and key-value pairs separated by commas.', 'Challenges of Handling Large Data Sets Discusses the limitation of storing large amounts of data directly in code and the potential need to serve the data from a web server or API, addressing the challenges of managing extensive data sets within a program.', 'The potential complexities of JSON data, including arrays and nested objects, are mentioned.', 'The consequences of syntax errors in JSON files on program functionality and error messages are discussed.']}, {'end': 761.52, 'segs': [{'end': 443.892, 'src': 'embed', 'start': 418.929, 'weight': 1, 'content': [{'end': 424.674, 'text': 'But one way of dealing with it is just be really, really careful as you enter your data into a JSON file.', 'start': 418.929, 'duration': 5.745}, {'end': 426.916, 'text': "So I pretend I'm reading my flower encyclopedia.", 'start': 424.874, 'duration': 2.042}, {'end': 427.796, 'text': 'I found all this information.', 'start': 426.936, 'duration': 0.86}, {'end': 429.578, 'text': "I'm going to format the data so I can use it.", 'start': 427.816, 'duration': 1.762}, {'end': 431.679, 'text': "So I've come back over here.", 'start': 430.378, 'duration': 1.301}, {'end': 433.381, 'text': 'How am I doing on time? Seven minutes.', 'start': 431.699, 'duration': 1.682}, {'end': 435.082, 'text': "You're watching a video for seven minutes.", 'start': 433.441, 'duration': 1.641}, {'end': 436.964, 'text': "It's really quite impressive on the internet.", 'start': 435.162, 'duration': 1.802}, {'end': 439.626, 'text': "And I'm going to go over here to this plus.", 'start': 437.984, 'duration': 1.642}, {'end': 443.892, 'text': "And I'm going to hit that plus, which is going to allow me to add a new file.", 'start': 440.951, 'duration': 2.941}], 'summary': 'Using json for data entry, formatting, and file creation in seven-minute video.', 'duration': 24.963, 'max_score': 418.929, 'thumbnail': 'https://coursnap.oss-ap-southeast-1.aliyuncs.com/video-capture/_NFkzw6oFtQ/pics/_NFkzw6oFtQ418929.jpg'}, {'end': 524.862, 'src': 'embed', 'start': 492.226, 'weight': 0, 'content': [{'end': 497.949, 'text': "There's a lot of tools online that allow you to validate or check the syntax of a JSON file to make sure it's valid.", 'start': 492.226, 'duration': 5.723}, {'end': 502.112, 'text': "So I'm going to very quickly just copy paste this and go to Chrome.", 'start': 498.29, 'duration': 3.822}, {'end': 505.234, 'text': "I'm going to open up Chrome and I'm going to go to JSON.", 'start': 502.732, 'duration': 2.502}, {'end': 509.657, 'text': "I'm going to Google JSON formatter and just click on the first thing that comes up.", 'start': 506.154, 'duration': 3.503}, {'end': 517.4, 'text': "I'm going to paste the data into this box and I'm going to click a process right here, which is going to validate and check my JSON.", 'start': 510.077, 'duration': 7.323}, {'end': 518.679, 'text': 'And it says valid.', 'start': 517.78, 'duration': 0.899}, {'end': 522.301, 'text': "And you can even see it's sort of like syntax highlighted and did some things with it.", 'start': 518.7, 'duration': 3.601}, {'end': 524.862, 'text': 'And we might look at this later in some other ways you could do this.', 'start': 522.501, 'duration': 2.361}], 'summary': "Online tools validate json syntax, showing it's valid and highlighting syntax.", 'duration': 32.636, 'max_score': 492.226, 'thumbnail': 'https://coursnap.oss-ap-southeast-1.aliyuncs.com/video-capture/_NFkzw6oFtQ/pics/_NFkzw6oFtQ492226.jpg'}, {'end': 609.06, 'src': 'embed', 'start': 578.226, 'weight': 3, 'content': [{'end': 580.327, 'text': "There's also a function for load table.", 'start': 578.226, 'duration': 2.101}, {'end': 583.188, 'text': "There's load sound if you're using the P5 sound library.", 'start': 580.567, 'duration': 2.621}, {'end': 588.11, 'text': 'So this is just yet another way of grabbing some sort of external piece of information.', 'start': 583.388, 'duration': 4.722}, {'end': 594.373, 'text': 'Could be a text file, a JSON file, an MP3 file, a movie file, an image file, loading it for use in your sketch.', 'start': 588.35, 'duration': 6.023}, {'end': 602.056, 'text': 'In this case, load JSON takes everything in the JSON file and essentially makes all of that as the data stored in that variable.', 'start': 594.613, 'duration': 7.443}, {'end': 609.06, 'text': 'And then I can access it exactly the same way I would normally in JavaScript, as if I had written all that data into the variable itself,', 'start': 602.416, 'duration': 6.644}], 'summary': 'Load json function retrieves data from json file for use in sketch', 'duration': 30.834, 'max_score': 578.226, 'thumbnail': 'https://coursnap.oss-ap-southeast-1.aliyuncs.com/video-capture/_NFkzw6oFtQ/pics/_NFkzw6oFtQ578226.jpg'}, {'end': 750.956, 'src': 'embed', 'start': 720.035, 'weight': 4, 'content': [{'end': 725.982, 'text': "And a quick way to do that, which is ultimately not the way that I'm going to show you in all of the videos, but at least for getting started.", 'start': 720.035, 'duration': 5.947}, {'end': 729.005, 'text': 'a quick way of doing that is using the preload function.', 'start': 725.982, 'duration': 3.023}, {'end': 732.829, 'text': 'So function preload, everything is event-based.', 'start': 729.926, 'duration': 2.903}, {'end': 739.371, 'text': 'And the events that are happening here in this particular sketch is preload, flower.json.', 'start': 733.869, 'duration': 5.502}, {'end': 743.873, 'text': 'So preload is the first thing that runs.', 'start': 741.912, 'duration': 1.961}, {'end': 750.956, 'text': "And everything that's loaded in preload when it finishes loading, setup that runs, and then draw runs.", 'start': 744.373, 'duration': 6.583}], 'summary': 'Using the preload function for loading in event-based programming in sketches.', 'duration': 30.921, 'max_score': 720.035, 'thumbnail': 'https://coursnap.oss-ap-southeast-1.aliyuncs.com/video-capture/_NFkzw6oFtQ/pics/_NFkzw6oFtQ720035.jpg'}], 'start': 418.929, 'title': 'Working with json data and using loadjson in p5.js', 'summary': 'Demonstrates entering and validating data in a json file within seven minutes, and discusses using the loadjson function in p5.js to load external data for use in a sketch, emphasizing the importance of the preload function.', 'chapters': [{'end': 524.862, 'start': 418.929, 'title': 'Working with json data', 'summary': 'Demonstrates the process of entering and validating data in a json file, including creating a file, entering data for a flower, and using online tools to validate json syntax, all completed within a time frame of seven minutes.', 'duration': 105.933, 'highlights': ['The chapter demonstrates the process of entering and validating data in a JSON file. It covers the creation of a new file, entry of flower data, and validation of JSON syntax using online tools.', 'The process is completed within a time frame of seven minutes. The narrator mentions the completion of the entire process within seven minutes, emphasizing efficiency.', 'Using online tools to validate JSON syntax. The chapter mentions using online tools to validate the syntax of the JSON file, and the narrator demonstrates this by pasting the data into a JSON formatter and verifying its validity.']}, {'end': 761.52, 'start': 525.082, 'title': 'Using loadjson in p5.js', 'summary': 'Discusses using the loadjson function in p5.js to load external data, such as json files, for use in a sketch, and the importance of using the preload function to ensure the data is loaded before drawing.', 'duration': 236.438, 'highlights': ['The loadJson function in p5.js allows for loading external data, such as JSON files, into a variable for use in a sketch, providing a way to avoid hard-coding the data directly into the code.', 'The importance of using the preload function to guarantee that the data loaded with the loadJson function is available before the sketch begins drawing, ensuring that the data is ready for use.']}], 'duration': 342.591, 'thumbnail': 'https://coursnap.oss-ap-southeast-1.aliyuncs.com/video-capture/_NFkzw6oFtQ/pics/_NFkzw6oFtQ418929.jpg', 'highlights': ['Demonstrates entering and validating data in a JSON file.', 'The process is completed within a time frame of seven minutes.', 'Using online tools to validate JSON syntax.', 'The loadJson function in p5.js allows for loading external data.', 'The importance of using the preload function to guarantee data availability.']}, {'end': 954.154, 'segs': [{'end': 810.69, 'src': 'embed', 'start': 783.416, 'weight': 0, 'content': [{'end': 786.398, 'text': "So, what do I need, what's missing here? Couple things.", 'start': 783.416, 'duration': 2.982}, {'end': 791.84, 'text': 'One is I think we need to increase the order of complexity of the JSON file.', 'start': 786.998, 'duration': 4.842}, {'end': 794.122, 'text': "This isn't really getting us very far.", 'start': 792.201, 'duration': 1.921}, {'end': 795.402, 'text': "There's not a lot of data here.", 'start': 794.142, 'duration': 1.26}, {'end': 799.704, 'text': "You're not usually going to see JSON files that look this simple.", 'start': 796.743, 'duration': 2.961}, {'end': 801.585, 'text': "They're going to have tons of information in them.", 'start': 799.724, 'duration': 1.861}, {'end': 809.389, 'text': '10 recent New York Times articles, who wrote the article, all the comments for each article, an ID for the article, a word count for the article.', 'start': 803.066, 'duration': 6.323}, {'end': 810.69, 'text': "There's lots of information.", 'start': 809.409, 'duration': 1.281}], 'summary': 'Need to increase json file complexity. 10 recent nyt articles, authors, comments, ids, word counts.', 'duration': 27.274, 'max_score': 783.416, 'thumbnail': 'https://coursnap.oss-ap-southeast-1.aliyuncs.com/video-capture/_NFkzw6oFtQ/pics/_NFkzw6oFtQ783416.jpg'}, {'end': 890.925, 'src': 'heatmap', 'start': 859.314, 'weight': 1, 'content': [{'end': 860.675, 'text': "Oh, Chrome, that's what I was trying to open.", 'start': 859.314, 'duration': 1.361}, {'end': 864.899, 'text': 'This is a GitHub repository maintained by Darius Kazemi.', 'start': 861.435, 'duration': 3.464}, {'end': 866.98, 'text': 'Hopefully I pronounced his name correctly.', 'start': 865.119, 'duration': 1.861}, {'end': 871.344, 'text': "And what it is is it's a whole lot of JSON files,", 'start': 867.741, 'duration': 3.603}, {'end': 876.589, 'text': 'all about different topics that people have manually made or pulled together from different sources and contributed.', 'start': 871.344, 'duration': 5.245}, {'end': 879.412, 'text': "So let's say you're interested in art.", 'start': 876.869, 'duration': 2.543}, {'end': 890.925, 'text': 'I could click here, isms, and this is like a big list of all sorts of like kinds of isms, like lettrism, lumenism, lyrical abstractionism.', 'start': 879.752, 'duration': 11.173}], 'summary': 'Github repository contains a variety of json files on different topics, contributed by people, including isms like lettrism and lyrical abstractionism.', 'duration': 31.611, 'max_score': 859.314, 'thumbnail': 'https://coursnap.oss-ap-southeast-1.aliyuncs.com/video-capture/_NFkzw6oFtQ/pics/_NFkzw6oFtQ859314.jpg'}, {'end': 893.406, 'src': 'embed', 'start': 865.119, 'weight': 2, 'content': [{'end': 866.98, 'text': 'Hopefully I pronounced his name correctly.', 'start': 865.119, 'duration': 1.861}, {'end': 871.344, 'text': "And what it is is it's a whole lot of JSON files,", 'start': 867.741, 'duration': 3.603}, {'end': 876.589, 'text': 'all about different topics that people have manually made or pulled together from different sources and contributed.', 'start': 871.344, 'duration': 5.245}, {'end': 879.412, 'text': "So let's say you're interested in art.", 'start': 876.869, 'duration': 2.543}, {'end': 890.925, 'text': 'I could click here, isms, and this is like a big list of all sorts of like kinds of isms, like lettrism, lumenism, lyrical abstractionism.', 'start': 879.752, 'duration': 11.173}, {'end': 893.406, 'text': "Anyway, I encourage you, I'll put a link.", 'start': 891.806, 'duration': 1.6}], 'summary': 'A collection of json files covering various topics, like art isms.', 'duration': 28.287, 'max_score': 865.119, 'thumbnail': 'https://coursnap.oss-ap-southeast-1.aliyuncs.com/video-capture/_NFkzw6oFtQ/pics/_NFkzw6oFtQ865119.jpg'}, {'end': 954.154, 'src': 'embed', 'start': 947.506, 'weight': 3, 'content': [{'end': 953.533, 'text': "We're actually getting the JSON data from Instagram or the New York Times or some other source, Wordnik that you might find.", 'start': 947.506, 'duration': 6.027}, {'end': 954.154, 'text': 'Okay.', 'start': 953.553, 'duration': 0.601}], 'summary': 'Getting json data from instagram, new york times, and wordnik.', 'duration': 6.648, 'max_score': 947.506, 'thumbnail': 'https://coursnap.oss-ap-southeast-1.aliyuncs.com/video-capture/_NFkzw6oFtQ/pics/_NFkzw6oFtQ947506.jpg'}], 'start': 762.82, 'title': 'Understanding json basics and exploring complex data', 'summary': 'Covers the basics of json, including the loadjson function and the need to work with more complex data, such as arrays and nested objects. it also discusses exploring a repository of diverse json files on different topics and the importance of contributing to data sets and working with json files to obtain data from external sources.', 'chapters': [{'end': 864.899, 'start': 762.82, 'title': 'Understanding json basics and exploring complex data', 'summary': 'Covers the basics of json, including the loadjson function and the need to work with more complex data, such as arrays and nested objects, with the suggestion to practice creating and loading a json file with more interesting data, and a reference to a github repository maintained by darius kazemi.', 'duration': 102.079, 'highlights': ['The chapter emphasizes the need to work with more complex data in JSON, such as arrays and nested objects, and suggests creating and loading a JSON file with more interesting data for practice.', 'It mentions the loadJson function that allows loading data from a file into a variable, and the potential to display something based on the loaded data.', 'The chapter suggests exploring a GitHub repository maintained by Darius Kazemi for further learning about JSON.', 'It highlights the potential complexity of JSON files, such as containing 10 recent New York Times articles with various data like author, comments, ID, and word count.']}, {'end': 931.888, 'start': 865.119, 'title': 'Exploring json files for various topics', 'summary': 'Discusses exploring a repository of diverse json files on different topics, such as art and flowers, and encourages contribution to the repository.', 'duration': 66.769, 'highlights': ['The repository contains a variety of JSON files on different topics, such as isms related to art, which can be accessed and utilized for different projects.', 'Encourages the audience to explore the repository and consider contributing back if they have created valuable data sets, such as on flowers or fireworks.', 'Suggests the audience to access and try using a JSON file from the repository in their code to gain familiarity with it and its contents.']}, {'end': 954.154, 'start': 931.948, 'title': 'Contributing data set & working with json files', 'summary': 'Discusses the importance of contributing to data sets and working with json files to obtain data from external sources, such as instagram or the new york times.', 'duration': 22.206, 'highlights': ['Working with JSON files to obtain data from external sources like Instagram or the New York Times.', "The significance of contributing one's own data set for others to use."]}], 'duration': 191.334, 'thumbnail': 'https://coursnap.oss-ap-southeast-1.aliyuncs.com/video-capture/_NFkzw6oFtQ/pics/_NFkzw6oFtQ762820.jpg', 'highlights': ['The chapter emphasizes the need to work with more complex data in JSON, such as arrays and nested objects, and suggests creating and loading a JSON file with more interesting data for practice.', 'The potential complexity of JSON files, such as containing 10 recent New York Times articles with various data like author, comments, ID, and word count.', 'The repository contains a variety of JSON files on different topics, such as isms related to art, which can be accessed and utilized for different projects.', 'Working with JSON files to obtain data from external sources like Instagram or the New York Times.']}], 'highlights': ['Demonstrates entering and validating data in a JSON file.', 'Using the loadJson function in p5.js to load external data.', 'The importance of using the preload function to guarantee data availability.', 'The potential complexity of JSON files, such as containing 10 recent New York Times articles with various data like author, comments, ID, and word count.', 'Working with JSON files to obtain data from external sources like Instagram or the New York Times.', 'The chapter emphasizes the need to work with more complex data in JSON, such as arrays and nested objects, and suggests creating and loading a JSON file with more interesting data for practice.', 'The importance of creating a separate file for JSON data, to be loaded into an object, is emphasized.', 'The syntax of a JSON file is detailed, highlighting the use of quotes for property names and key-value pairs separated by commas.', 'The potential complexities of JSON data, including arrays and nested objects, are mentioned.', 'Challenges of Handling Large Data Sets Discusses the limitation of storing large amounts of data directly in code and the potential need to serve the data from a web server or API, addressing the challenges of managing extensive data sets within a program.', 'Drawing Objects Based on Data Illustrates using the data from the JavaScript object to draw objects on a web page, including setting background color, using flower color, and displaying text, exemplifying the practical use of data to create visual elements on a web page.', "Using JavaScript Objects to Represent Data Demonstrates creating a JavaScript object 'flowers' with key-value pairs like name, color, and adding additional data such as average height and geographical information, showcasing the process of representing data using JavaScript objects.", 'The consequences of syntax errors in JSON files on program functionality and error messages are discussed.', 'The repository contains a variety of JSON files on different topics, such as isms related to art, which can be accessed and utilized for different projects.', 'The potential need to work with more complex data in JSON, such as arrays and nested objects, is emphasized.']}