title
Coding Challenge #117: Seven-Segment Display
description
In this coding challenge, I create a Seven-Segment Display with the p5.js library. Code: https://thecodingtrain.com/challenges/117-seven-segment-display
đšī¸ p5.js Web Editor Sketch: https://editor.p5js.org/codingtrain/sketches/O25p3JYxT
đĨ Previous video: https://youtu.be/--6eyLO78CY?list=PLRqwX-V7Uu6ZiZxtDDRCi6uhfTH4FilpH
đĨ All videos: https://www.youtube.com/playlist?list=PLRqwX-V7Uu6ZiZxtDDRCi6uhfTH4FilpH
References:
đ Seven-segment display on Wikipedia: https://en.wikipedia.org/wiki/Seven-segment_display
đĻ #thisdot7segment: https://twitter.com/hashtag/thisdot7segment
Videos:
đĨ What's The Longest Word You Can Write With Seven-Segment Displays?: https://www.youtube.com/watch?v=zp4BMR88260
đ´ Coding Train Live 156: https://youtu.be/b8RwO1k9DXc?t=7442s
Related Coding Challenges:
đ #119 Binary to Decimal Conversion: https://youtu.be/meGcdIoTYgw
đ #120 Bit Shifting: https://youtu.be/oCBlwsY8sR4
Timestamps:
0:00 Welcome!
1:53 Let's talk about the seven segments
2:49 Let's start coding!
8:02 Explaining the idea of bit shifting and bitwise AND operation
10:36 Implementing the hexadecimal encodings for the display
12:44 Making a function to get the correct color value for a segment
15:21 Displaying all the numbers one by one
16:45 Seven-Segment Display!
17:44 Thank you for watching!
Editing by Mathieu Blanchette
Animations by Jason Heglund
Music from Epidemic Sound
đ Website: http://thecodingtrain.com/
đž Share Your Creation! https://thecodingtrain.com/guides/passenger-showcase-guide
đŠ Suggest Topics: https://github.com/CodingTrain/Suggestion-Box
đĄ GitHub: https://github.com/CodingTrain
đŦ Discord: https://thecodingtrain.com/discord
đ Membership: http://youtube.com/thecodingtrain/join
đ Store: https://standard.tv/codingtrain
đī¸ Twitter: https://twitter.com/thecodingtrain
đ¸ Instagram: https://www.instagram.com/the.coding.train/
đĨ Coding Challenges: https://www.youtube.com/playlist?list=PLRqwX-V7Uu6ZiZxtDDRCi6uhfTH4FilpH
đĨ Intro to Programming: https://www.youtube.com/playlist?list=PLRqwX-V7Uu6Zy51Q-x9tMWIv9cueOFTFA
đ p5.js: https://p5js.org
đ p5.js Web Editor: https://editor.p5js.org/
đ Processing: https://processing.org
đ Code of Conduct: https://github.com/CodingTrain/Code-of-Conduct
This description was auto-generated. If you see a problem, please open an issue: https://github.com/CodingTrain/thecodingtrain.com/issues/new
#bitwiseoperations #bitwiseand #javascript #p5js
detail
{'title': 'Coding Challenge #117: Seven-Segment Display', 'heatmap': [{'end': 668.652, 'start': 653.267, 'weight': 0.779}, {'end': 984.577, 'start': 927.176, 'weight': 0.791}, {'end': 995.548, 'start': 984.577, 'weight': 0.899}], 'summary': 'In this coding challenge, the speaker attempts to create a seven segment display in javascript using the canvas element, incorporating viewer feedback to enhance colors and shapes, while covering bitwise operations and practical applications for design enhancements.', 'chapters': [{'end': 56.256, 'segs': [{'end': 32.904, 'src': 'embed', 'start': 1.328, 'weight': 0, 'content': [{'end': 3.209, 'text': 'What you are about to watch is a coding challenge.', 'start': 1.328, 'duration': 1.881}, {'end': 5.77, 'text': "In a moment I'm going to say hello, welcome to a coding challenge.", 'start': 3.249, 'duration': 2.521}, {'end': 7.131, 'text': 'I apologize if this is happening twice.', 'start': 5.79, 'duration': 1.341}, {'end': 10.432, 'text': 'But I just wanted to show you what it is at the beginning,', 'start': 7.491, 'duration': 2.941}, {'end': 15.735, 'text': 'because I also made some refinements thanks to things that people in the chat suggested after I finished the coding challenge.', 'start': 10.432, 'duration': 5.303}, {'end': 19.477, 'text': "So what I am attempting to make here is what's called a seven segment display.", 'start': 16.075, 'duration': 3.402}, {'end': 22.298, 'text': "This is based off a Tom Scott video that I'll reference in a second.", 'start': 19.697, 'duration': 2.601}, {'end': 24.919, 'text': 'And you can see here, here is the final result.', 'start': 22.598, 'duration': 2.321}, {'end': 31.503, 'text': "And the things that I've added after the coding challenge finished were a little bit of nicer colors and rounded rectangles.", 'start': 25.48, 'duration': 6.023}, {'end': 32.904, 'text': "So it's a little bit nicer.", 'start': 31.523, 'duration': 1.381}], 'summary': 'A coding challenge to create a seven segment display with refinements based on feedback.', 'duration': 31.576, 'max_score': 1.328, 'thumbnail': 'https://coursnap.oss-ap-southeast-1.aliyuncs.com/video-capture/MlRlgbrAVOs/pics/MlRlgbrAVOs1328.jpg'}], 'start': 1.328, 'title': 'Seven segment display coding challenge', 'summary': 'Showcases a coding challenge to create a seven segment display, incorporating viewer feedback to enhance colors and shapes.', 'chapters': [{'end': 56.256, 'start': 1.328, 'title': 'Seven segment display coding challenge', 'summary': 'Showcases a coding challenge to create a seven segment display, with refinements made based on viewer feedback, resulting in a final result featuring improved colors and rounded rectangles.', 'duration': 54.928, 'highlights': ['The chapter presents a coding challenge to create a seven segment display, with refinements made based on viewer feedback.', "The final result features improved colors and rounded rectangles, enhancing the display's aesthetics.", 'The presenter encourages viewers to engage and provide feedback for the coding challenge.']}], 'duration': 54.928, 'thumbnail': 'https://coursnap.oss-ap-southeast-1.aliyuncs.com/video-capture/MlRlgbrAVOs/pics/MlRlgbrAVOs1328.jpg', 'highlights': ['The chapter presents a coding challenge to create a seven segment display, with refinements made based on viewer feedback.', "The final result features improved colors and rounded rectangles, enhancing the display's aesthetics.", 'The presenter encourages viewers to engage and provide feedback for the coding challenge.']}, {'end': 480.759, 'segs': [{'end': 99.147, 'src': 'embed', 'start': 74.521, 'weight': 0, 'content': [{'end': 81.883, 'text': 'and Tom Scott talks a little bit about how they work and looks at like what kind of letters and numbers they can display,', 'start': 74.521, 'duration': 7.362}, {'end': 88.345, 'text': 'and uses a Regular expression to try to find the longest word you can write with seven segments displays.', 'start': 81.883, 'duration': 6.462}, {'end': 90.345, 'text': "so I'm in this video I just want to make.", 'start': 88.345, 'duration': 2}, {'end': 96.466, 'text': 'I just want to make a visualization of the seven segment display, Which is in JavaScript, in the browser in canvas,', 'start': 90.345, 'duration': 6.121}, {'end': 99.147, 'text': 'which is admittedly kind of a ridiculous thing to do.', 'start': 96.466, 'duration': 2.681}], 'summary': 'Tom scott explores seven-segment displays and uses regular expression to find the longest word that can be written with them. he aims to create a visualization of the display using javascript in the browser.', 'duration': 24.626, 'max_score': 74.521, 'thumbnail': 'https://coursnap.oss-ap-southeast-1.aliyuncs.com/video-capture/MlRlgbrAVOs/pics/MlRlgbrAVOs74521.jpg'}, {'end': 433.156, 'src': 'embed', 'start': 368.073, 'weight': 1, 'content': [{'end': 368.954, 'text': 'There we go.', 'start': 368.073, 'duration': 0.881}, {'end': 369.995, 'text': "That's kind of right.", 'start': 369.234, 'duration': 0.761}, {'end': 372.798, 'text': 'And then the first one also should be that.', 'start': 370.195, 'duration': 2.603}, {'end': 378.261, 'text': "This is the most fun I've had coding in a long time.", 'start': 374.98, 'duration': 3.281}, {'end': 384.424, 'text': "Isn't it nice just to like hard code? It's like the first week of learning to program in P5.", 'start': 378.762, 'duration': 5.662}, {'end': 385.985, 'text': "It's just like hard coding shapes.", 'start': 384.664, 'duration': 1.321}, {'end': 386.765, 'text': 'I love it.', 'start': 386.365, 'duration': 0.4}, {'end': 391.407, 'text': "F, which one's F? F is up higher.", 'start': 387.705, 'duration': 3.702}, {'end': 393.488, 'text': "It's like B, but over.", 'start': 391.427, 'duration': 2.061}, {'end': 395.869, 'text': "So let's start with B.", 'start': 393.948, 'duration': 1.921}, {'end': 398.29, 'text': 'Start with B.', 'start': 395.869, 'duration': 2.421}, {'end': 401.031, 'text': 'But move it to here.', 'start': 398.29, 'duration': 2.741}, {'end': 405.159, 'text': 'There we go, and then, this is F, and then G is the middle.', 'start': 401.817, 'duration': 3.342}, {'end': 407.08, 'text': 'Ooh, this is exciting.', 'start': 405.559, 'duration': 1.521}, {'end': 411.123, 'text': 'G is most, is like A.', 'start': 407.801, 'duration': 3.322}, {'end': 419.448, 'text': "It's like A, but it's halfway down, so like 140.", 'start': 411.123, 'duration': 8.325}, {'end': 421.909, 'text': 'Look at that, my seven-segment display.', 'start': 419.448, 'duration': 2.461}, {'end': 425.593, 'text': "Part one of this, no, I'm just going to keep going, okay.", 'start': 423.732, 'duration': 1.861}, {'end': 427.394, 'text': 'So here we go, good, excellent, okay.', 'start': 425.853, 'duration': 1.541}, {'end': 433.156, 'text': "Now what I want to do is I'm going to say stroke zero, and I'm going to say no fill.", 'start': 427.894, 'duration': 5.262}], 'summary': 'Creating a seven-segment display using hard-coded shapes in p5, with g halfway down at 140, resulting in an exciting output.', 'duration': 65.083, 'max_score': 368.073, 'thumbnail': 'https://coursnap.oss-ap-southeast-1.aliyuncs.com/video-capture/MlRlgbrAVOs/pics/MlRlgbrAVOs368073.jpg'}], 'start': 56.556, 'title': 'Creating a seven segment display', 'summary': "Entails the speaker's attempt to create a seven segment display in javascript using the canvas element, with the goal of enabling viewers to build larger displays and implement different words. key points include the speaker's approach to drawing the segments and the experimentation with hard coding shapes.", 'chapters': [{'end': 480.759, 'start': 56.556, 'title': 'Creating a seven segment display', 'summary': "Entails the speaker's attempt to create a seven segment display in javascript using the canvas element, with the goal of enabling viewers to build larger displays and implement different words, with the key points including the speaker's approach to drawing the segments and the experimentation with hard coding shapes.", 'duration': 424.203, 'highlights': ["The speaker attempts to create a seven segment display in JavaScript using the canvas element to enable viewers to build larger displays and implement different words, highlighting the potential for various possibilities (e.g., implementing Tom Scott's code with data files).", 'The speaker hard-codes shapes and rectangles to draw the segments, expressing the enjoyment and satisfaction of this approach, indicating a preference for a more hands-on and unconventional method of coding.', 'The speaker explains the order of the segments (A, B, C, D, E, F, G, and decimal place) and their positions, demonstrating a step-by-step process of drawing the segments and adjusting their dimensions, conveying a detailed and iterative approach to creating the display.']}], 'duration': 424.203, 'thumbnail': 'https://coursnap.oss-ap-southeast-1.aliyuncs.com/video-capture/MlRlgbrAVOs/pics/MlRlgbrAVOs56556.jpg', 'highlights': ["The speaker attempts to create a seven segment display in JavaScript using the canvas element to enable viewers to build larger displays and implement different words, highlighting the potential for various possibilities (e.g., implementing Tom Scott's code with data files).", 'The speaker explains the order of the segments (A, B, C, D, E, F, G, and decimal place) and their positions, demonstrating a step-by-step process of drawing the segments and adjusting their dimensions, conveying a detailed and iterative approach to creating the display.', 'The speaker hard-codes shapes and rectangles to draw the segments, expressing the enjoyment and satisfaction of this approach, indicating a preference for a more hands-on and unconventional method of coding.']}, {'end': 1079.504, 'segs': [{'end': 531.637, 'src': 'embed', 'start': 504.043, 'weight': 0, 'content': [{'end': 508.808, 'text': "And there's, by the way, a decimal point here, which is why there are eight, is assigned a bit in an 8-bit number.", 'start': 504.043, 'duration': 4.765}, {'end': 513.633, 'text': 'So you could think of an array of zeros and ones.', 'start': 509.268, 'duration': 4.365}, {'end': 520.794, 'text': "that has eight in it zero, zero, two, three, four, five, that's nine.", 'start': 515.253, 'duration': 5.541}, {'end': 529.017, 'text': 'right where I would go zero, zero, one, zero, zero, one, zero, and then the decimal place.', 'start': 520.794, 'duration': 8.223}, {'end': 531.637, 'text': 'And I think sometimes the decimal place is maybe the first or the last bit.', 'start': 529.037, 'duration': 2.6}], 'summary': 'Explanation of how an 8-bit number is represented with a decimal point.', 'duration': 27.594, 'max_score': 504.043, 'thumbnail': 'https://coursnap.oss-ap-southeast-1.aliyuncs.com/video-capture/MlRlgbrAVOs/pics/MlRlgbrAVOs504043.jpg'}, {'end': 632.857, 'src': 'embed', 'start': 605.463, 'weight': 1, 'content': [{'end': 610.226, 'text': 'Shift by 1, shift by 2, shift by 3, shift by 4, shift by 5, shift by 6, et cetera.', 'start': 605.463, 'duration': 4.763}, {'end': 619.252, 'text': 'And in order to do this in JavaScript, this is shift the bits to the right, shift the bits to the left, and then this is and.', 'start': 610.646, 'duration': 8.606}, {'end': 622.254, 'text': 'I could also do an or if I wanted to do an or operation.', 'start': 619.392, 'duration': 2.862}, {'end': 629.315, 'text': "So in other words, If I say for, now here's the thing.", 'start': 622.494, 'duration': 6.821}, {'end': 632.857, 'text': "I've kind of gone, I went around in circles with this when I was trying this earlier.", 'start': 629.895, 'duration': 2.962}], 'summary': 'The transcript discusses shifting bits and bitwise operations in javascript.', 'duration': 27.394, 'max_score': 605.463, 'thumbnail': 'https://coursnap.oss-ap-southeast-1.aliyuncs.com/video-capture/MlRlgbrAVOs/pics/MlRlgbrAVOs605463.jpg'}, {'end': 680.978, 'src': 'heatmap', 'start': 653.267, 'weight': 0.779, 'content': [{'end': 660.309, 'text': "presumably I pass this in And what I'm going to do, and thank you to BIMsumi for making this suggestion.", 'start': 653.267, 'duration': 7.042}, {'end': 662.87, 'text': "I'm going to pass in a value.", 'start': 660.309, 'duration': 2.561}, {'end': 668.652, 'text': "And what I'm going to do first is just shift it by one, because I've got to get rid of the thing for the decimal place.", 'start': 663.87, 'duration': 4.782}, {'end': 671.494, 'text': "So I'm actually just going to shift it by one before I come in here.", 'start': 669.052, 'duration': 2.442}, {'end': 673.114, 'text': "And I didn't actually do the decimal place.", 'start': 671.774, 'duration': 1.34}, {'end': 675.395, 'text': "I'll let you do the decimal place maybe in your version.", 'start': 673.154, 'duration': 2.241}, {'end': 680.978, 'text': "So now what I'm going to do is I'm going to say fill val shifted by one.", 'start': 675.795, 'duration': 5.183}], 'summary': 'Shifting a value by one and filling it', 'duration': 27.711, 'max_score': 653.267, 'thumbnail': 'https://coursnap.oss-ap-southeast-1.aliyuncs.com/video-capture/MlRlgbrAVOs/pics/MlRlgbrAVOs653267.jpg'}, {'end': 730.085, 'src': 'embed', 'start': 698.231, 'weight': 2, 'content': [{'end': 700.992, 'text': 'And then I also probably, now this is no good.', 'start': 698.231, 'duration': 2.761}, {'end': 703.013, 'text': 'I want to do color mode.', 'start': 701.032, 'duration': 1.981}, {'end': 706.535, 'text': 'I also need to do color mode RGB one.', 'start': 703.033, 'duration': 3.502}, {'end': 710.537, 'text': 'So in other words, what I want is to get a zero.', 'start': 706.955, 'duration': 3.582}, {'end': 714.299, 'text': 'A zero means black and a one means white.', 'start': 710.557, 'duration': 3.742}, {'end': 727.403, 'text': 'So this now, if I shift, shift by five, shift by four, Shift by three, I totally did this wrong.', 'start': 714.879, 'duration': 12.524}, {'end': 730.085, 'text': "I've done it wrong again, but let's just get this out of here.", 'start': 727.743, 'duration': 2.342}], 'summary': 'The speaker discusses the need for color mode rgb and shifting by various values.', 'duration': 31.854, 'max_score': 698.231, 'thumbnail': 'https://coursnap.oss-ap-southeast-1.aliyuncs.com/video-capture/MlRlgbrAVOs/pics/MlRlgbrAVOs698231.jpg'}, {'end': 984.577, 'src': 'heatmap', 'start': 927.176, 'weight': 0.791, 'content': [{'end': 931.479, 'text': 'So now, if I go here and I say, this is zero.', 'start': 927.176, 'duration': 4.303}, {'end': 935.142, 'text': 'Zero, oops, no, go away.', 'start': 933.761, 'duration': 1.381}, {'end': 943.488, 'text': 'Zero Lots of copying and pasting.', 'start': 937.524, 'duration': 5.964}, {'end': 944.99, 'text': 'Speed this up somebody, one.', 'start': 943.508, 'duration': 1.482}, {'end': 953.256, 'text': 'Two Okay, now.', 'start': 945.01, 'duration': 8.246}, {'end': 972.891, 'text': "nums index index, let index equal zero, and then I'm going to say frame rate one, index plus plus.", 'start': 956.801, 'duration': 16.09}, {'end': 984.577, 'text': 'Zero, one, two, three, four, five, six, seven, eight, nine, 10.', 'start': 974.632, 'duration': 9.945}], 'summary': 'Demonstration of copying and pasting with index and frame rate incrementation from 0 to 10.', 'duration': 57.401, 'max_score': 927.176, 'thumbnail': 'https://coursnap.oss-ap-southeast-1.aliyuncs.com/video-capture/MlRlgbrAVOs/pics/MlRlgbrAVOs927176.jpg'}, {'end': 1015.46, 'src': 'heatmap', 'start': 984.577, 'weight': 0.899, 'content': [{'end': 985.098, 'text': 'And error.', 'start': 984.577, 'duration': 0.521}, {'end': 995.548, 'text': 'okay, so now we can say index plus plus index equals index plus one, modulus nums, dot length,', 'start': 985.098, 'duration': 10.45}, {'end': 999.351, 'text': "and I'm going to make the frame rate five and I'm going to zoom in on this.", 'start': 995.548, 'duration': 3.803}, {'end': 1000.332, 'text': 'and here we go.', 'start': 999.351, 'duration': 0.981}, {'end': 1003.095, 'text': "Oh that's way too fast for me, I can't handle it.", 'start': 1000.352, 'duration': 2.743}, {'end': 1004.757, 'text': "Let's put on some music.", 'start': 1003.515, 'duration': 1.242}, {'end': 1008.916, 'text': 'And thank you very much.', 'start': 1008.055, 'duration': 0.861}, {'end': 1013.719, 'text': "There's your seven-segment display, counting through the hexadecimal values for 0.", 'start': 1009.136, 'duration': 4.583}, {'end': 1015.46, 'text': "So now, here's the thing.", 'start': 1013.719, 'duration': 1.741}], 'summary': 'Demonstration of code with frame rate set to 5, displaying hexadecimal values for 0 on a seven-segment display.', 'duration': 30.883, 'max_score': 984.577, 'thumbnail': 'https://coursnap.oss-ap-southeast-1.aliyuncs.com/video-capture/MlRlgbrAVOs/pics/MlRlgbrAVOs984577.jpg'}, {'end': 1046.84, 'src': 'embed', 'start': 1019.463, 'weight': 3, 'content': [{'end': 1027.068, 'text': 'Could you make this object-oriented, refine the code, make the design actually look like a nice seven-segment display?', 'start': 1019.463, 'duration': 7.605}, {'end': 1027.788, 'text': 'Think about color.', 'start': 1027.088, 'duration': 0.7}, {'end': 1030.15, 'text': 'Make a rainbow seven-segment display.', 'start': 1027.828, 'duration': 2.322}, {'end': 1031.43, 'text': 'So many possibilities.', 'start': 1030.65, 'duration': 0.78}, {'end': 1033.412, 'text': 'And also, go back to this video.', 'start': 1031.49, 'duration': 1.922}, {'end': 1044.42, 'text': 'And if I scan here towards the end, This is the longest word, apparently, that you can display on a seven segment display.', 'start': 1033.732, 'duration': 10.688}, {'end': 1046.84, 'text': "So follow Tom's code.", 'start': 1044.78, 'duration': 2.06}], 'summary': 'Refactor code to create a colorful, object-oriented seven-segment display with potential for a rainbow effect, and explore displaying the longest word.', 'duration': 27.377, 'max_score': 1019.463, 'thumbnail': 'https://coursnap.oss-ap-southeast-1.aliyuncs.com/video-capture/MlRlgbrAVOs/pics/MlRlgbrAVOs1019463.jpg'}], 'start': 481.199, 'title': 'Understanding and using bitwise operations', 'summary': 'Covers the concepts of seven-segment display, bitwise operations, and bitwise shifting for color mode manipulation in javascript and p5, emphasizing practical applications and potential design enhancements.', 'chapters': [{'end': 629.315, 'start': 481.199, 'title': 'Understanding seven-segment display and bitwise operations', 'summary': 'Discusses the concept of a seven-segment display, its binary representation, and the use of bitwise operations to manipulate the display, with a focus on shifting and performing and and or operations in javascript.', 'duration': 148.116, 'highlights': ['The chapter discusses the concept of a seven-segment display and its binary representation, with each segment assigned a bit in an 8-bit number. The seven-segment display assigns each segment a bit in an 8-bit number, representing the binary code for each segment.', 'The use of bitwise operations, specifically bit shifting and AND operation, is explained in the context of manipulating the seven-segment display. The chapter delves into the use of bit shifting and AND operations to determine the on/off status of individual segments in the seven-segment display.', 'The author demonstrates how to perform bit shifting and AND operations in JavaScript to check the status of each segment in the seven-segment display. The chapter provides an example of using bit shifting and AND operations in JavaScript to determine the status of individual segments in the seven-segment display.']}, {'end': 760.779, 'start': 629.895, 'title': 'Bitwise shifting for color mode', 'summary': 'Discusses the process of using bitwise shifting to manipulate color mode values, aiming to achieve the conversion of black and white color representation, with particular emphasis on the shifting by different values and bitwise operations.', 'duration': 130.884, 'highlights': ['The process involves using bitwise shifting to manipulate color mode values to achieve the conversion of black (0) and white (1) color representation.', 'The speaker explores the shifting by different values (6, 5, 4, 3, 2, 1, and 0) and bitwise operations to attain the desired color mode.', 'The discussion also includes a mention of the suggestion from BIMsumi, highlighting the collaborative aspect of the problem-solving process.']}, {'end': 1079.504, 'start': 760.779, 'title': 'Creating a seven-segment display', 'summary': 'Covers the process of creating a seven-segment display in p5, including iterating through hexadecimal values and exploring design possibilities, with the potential for object-oriented refinement and color variation.', 'duration': 318.725, 'highlights': ['The process of creating a seven-segment display in P5, including iterating through hexadecimal values and exploring design possibilities, with the potential for object-oriented refinement and color variation.', 'Demonstrating the coding process and encouraging viewers to refine the code, make the design resemble a seven-segment display, and consider color variation, object-oriented programming, and design enhancements.', 'Encouraging viewers to utilize the P5 web editor to create their own versions of the seven-segment display, share it on various platforms, and engage with the CodingTrain community.']}], 'duration': 598.305, 'thumbnail': 'https://coursnap.oss-ap-southeast-1.aliyuncs.com/video-capture/MlRlgbrAVOs/pics/MlRlgbrAVOs481199.jpg', 'highlights': ['The chapter covers the concept of a seven-segment display and its binary representation, with each segment assigned a bit in an 8-bit number.', 'The use of bitwise operations, specifically bit shifting and AND operation, is explained in the context of manipulating the seven-segment display.', 'The process involves using bitwise shifting to manipulate color mode values to achieve the conversion of black (0) and white (1) color representation.', 'The process of creating a seven-segment display in P5, including iterating through hexadecimal values and exploring design possibilities.']}], 'highlights': ['The chapter covers the concept of a seven-segment display and its binary representation, with each segment assigned a bit in an 8-bit number.', 'The use of bitwise operations, specifically bit shifting and AND operation, is explained in the context of manipulating the seven-segment display.', 'The process involves using bitwise shifting to manipulate color mode values to achieve the conversion of black (0) and white (1) color representation.', 'The process of creating a seven-segment display in P5, including iterating through hexadecimal values and exploring design possibilities.', "The speaker attempts to create a seven segment display in JavaScript using the canvas element to enable viewers to build larger displays and implement different words, highlighting the potential for various possibilities (e.g., implementing Tom Scott's code with data files).", 'The speaker explains the order of the segments (A, B, C, D, E, F, G, and decimal place) and their positions, demonstrating a step-by-step process of drawing the segments and adjusting their dimensions, conveying a detailed and iterative approach to creating the display.', 'The speaker hard-codes shapes and rectangles to draw the segments, expressing the enjoyment and satisfaction of this approach, indicating a preference for a more hands-on and unconventional method of coding.', 'The chapter presents a coding challenge to create a seven segment display, with refinements made based on viewer feedback.', "The final result features improved colors and rounded rectangles, enhancing the display's aesthetics.", 'The presenter encourages viewers to engage and provide feedback for the coding challenge.']}