# Processing

**URL:** https://discourse.processing.org/c/processing/6.md?no_subcategories=false&page=17

[Latest](https://discourse.processing.org/latest.md) · [Categories](https://discourse.processing.org/categories.md) · [Tags](https://discourse.processing.org/tags.md)

**Page:** 18

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## [Maze Generation Problem!](https://discourse.processing.org/t/maze-generation-problem/44908)

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**Author:** [@Tamir384](https://discourse.processing.org/u/Tamir384)\
**Replies:** 2\
**Last updated:** [August 8, 2024, 6:17pm UTC](https://discourse.processing.org/t/maze-generation-problem/44908 "2024-08-08T18:17:04Z")

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i have some white spaces in the grid that are block while im trying to generate a maze on the grid. each maze block covers 4x4 grid blocks so please help me figure out a way i can avoid blocked spaces in the grid so …

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## [How to get 20 year old Applets on my web page to run in modern browsers?](https://discourse.processing.org/t/how-to-get-20-year-old-applets-on-my-web-page-to-run-in-modern-browsers/44687)

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**Author:** [@OldZeb](https://discourse.processing.org/u/OldZeb)\
**Replies:** 7\
**Last updated:** [August 8, 2024, 3:57am UTC](https://discourse.processing.org/t/how-to-get-20-year-old-applets-on-my-web-page-to-run-in-modern-browsers/44687 "2024-08-08T03:57:11Z")

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Twenty years ago I used Processing to create interactive graphics on my educational website for an ancient computing device. www.rcaselectron.com The RCA Selectron -- Selective Addressing -- addressing03 / addr03.htm…

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## [Implementing windowed to fullscreen mechanics](https://discourse.processing.org/t/implementing-windowed-to-fullscreen-mechanics/44846)

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**Author:** [@winterchan](https://discourse.processing.org/u/winterchan)\
**Replies:** 9\
**Last updated:** [August 6, 2024, 10:43am UTC](https://discourse.processing.org/t/implementing-windowed-to-fullscreen-mechanics/44846 "2024-08-06T10:43:17Z")

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Im trying to implement mechanics into my game where i can use the console to change reso with a command and go windowed to fullscreen what would be the correct approach to do that while making sure everything stays respo…

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## [UIBooster help?](https://discourse.processing.org/t/uibooster-help/44181)

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**Author:** [@Faramir](https://discourse.processing.org/u/Faramir)\
**Replies:** 1\
**Last updated:** [August 6, 2024, 7:10am UTC](https://discourse.processing.org/t/uibooster-help/44181 "2024-08-06T07:10:50Z")

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Hello, first : just to know if anyone use it ! second : I’d like to use a Form with a canva element, I don’t know how to modify the windows width and to have the content when it’s closed (I don’t really understand the e…

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## [Sound input name](https://discourse.processing.org/t/sound-input-name/44862)

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**Author:** [@larry](https://discourse.processing.org/u/larry)\
**Replies:** 3\
**Last updated:** [August 6, 2024, 5:34am UTC](https://discourse.processing.org/t/sound-input-name/44862 "2024-08-06T05:34:23Z")

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Is it possible to specify the sound.inputDevice by name and not by number? The order of the input devices shifts on my computer but when I try and enter a device name I get an error saying inuptDevice only accepts an int…

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## [Shape command not handled: e-4](https://discourse.processing.org/t/shape-command-not-handled-e-4/44894)

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**Author:** [@Ernest](https://discourse.processing.org/u/Ernest)\
**Replies:** 0\
**Last updated:** [August 5, 2024, 7:48pm UTC](https://discourse.processing.org/t/shape-command-not-handled-e-4/44894 "2024-08-05T19:48:08Z")

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Hey all, Today I had a sketch like this: PShape s; void setup() { size(400, 300); s = loadShape("shape.svg"); } void draw() { background(255); shape(s); } And the Processing IDE tells me shape command not h…

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## [serialEvent for high frequency for closed loop control - Arduino & Processing](https://discourse.processing.org/t/serialevent-for-high-frequency-for-closed-loop-control-arduino-processing/44883)

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**Author:** [@Rouno](https://discourse.processing.org/u/Rouno)\
**Replies:** 9\
**Last updated:** [August 5, 2024, 7:06pm UTC](https://discourse.processing.org/t/serialevent-for-high-frequency-for-closed-loop-control-arduino-processing/44883 "2024-08-05T19:06:44Z")

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Hi guys, (reposting from my issue in Arduino Forum) I’m writing some code in Processing that interacts with an Arduino to control a robot arm. I need the closed-loop control code to run Processing with the highest frequ…

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## [Using high FPS and Anti-Lag](https://discourse.processing.org/t/using-high-fps-and-anti-lag/44860)

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**Author:** [@winterchan](https://discourse.processing.org/u/winterchan)\
**Replies:** 4\
**Last updated:** [August 5, 2024, 3:51pm UTC](https://discourse.processing.org/t/using-high-fps-and-anti-lag/44860 "2024-08-05T15:51:41Z")

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Hi guys, im developing a game that involves spawning a large amount of entities at once, my default fps is 60, but when i use more fps it seems as if the game were to move faster, is that something common in processing ?…

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## [Saving AudioSample as a sound file of any format](https://discourse.processing.org/t/saving-audiosample-as-a-sound-file-of-any-format/23174)

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**Author:** [@ramdheads](https://discourse.processing.org/u/ramdheads)\
**Replies:** 9\
**Last updated:** [August 4, 2024, 10:05pm UTC](https://discourse.processing.org/t/saving-audiosample-as-a-sound-file-of-any-format/23174 "2024-08-04T22:05:52Z")

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please format code with \</\> button \* homework policy \* asking questions Hello, I am using the sound library to generate sound from existing .wav files. And after looking for a while for a way to save the generated s…

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## [Move between different PGraphics](https://discourse.processing.org/t/move-between-different-pgraphics/44871)

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**Author:** [@sdnorris](https://discourse.processing.org/u/sdnorris)\
**Replies:** 7\
**Last updated:** [August 5, 2024, 12:00pm UTC](https://discourse.processing.org/t/move-between-different-pgraphics/44871 "2024-08-05T12:00:57Z")

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Hello, I’ve developed a system for live visuals that involves rendering graphics in Processing, and I’m trying to add functionality to fade between two different displays: one that is currently being displayed on a proje…

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## [Input from stdin](https://discourse.processing.org/t/input-from-stdin/5700)

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**Author:** [@bam](https://discourse.processing.org/u/bam)\
**Replies:** 8\
**Last updated:** [August 3, 2024, 8:40am UTC](https://discourse.processing.org/t/input-from-stdin/5700 "2024-08-03T08:40:02Z")

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Processing has provided a very good way to introduce students to programming (and to OO), and the immediate gratification of visual output is very effective. However, the lack of keyboard input is very frustrating! (Th…

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## [How to Set Mac Icon for Exported App](https://discourse.processing.org/t/how-to-set-mac-icon-for-exported-app/44812)

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**Author:** [@Thundercat](https://discourse.processing.org/u/Thundercat)\
**Replies:** 35\
**Last updated:** [August 2, 2024, 11:01pm UTC](https://discourse.processing.org/t/how-to-set-mac-icon-for-exported-app/44812 "2024-08-02T23:01:54Z")

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I’ve got an app I’ve exported, and the icon is the generic processing blue arrow. I have made a nice icon for it, and I can swap out the icon using Get Info and copy/pasting my icon onto the generic processing blue arro…

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## [MacOS CATransaction synchronize warning](https://discourse.processing.org/t/macos-catransaction-synchronize-warning/44880)

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**Author:** [@Ignotus](https://discourse.processing.org/u/Ignotus)\
**Replies:** 0\
**Last updated:** [August 2, 2024, 9:52pm UTC](https://discourse.processing.org/t/macos-catransaction-synchronize-warning/44880 "2024-08-02T21:52:19Z")

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I have a color pattern generator, WaveSynth, that uses additive synthesis of sine waves to drive animation. It can store and load configuration data with JSON files. It’s intended for use in live performance. Concurrenc…

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## [Acquiring the half-edge mesh library](https://discourse.processing.org/t/acquiring-the-half-edge-mesh-library/44875)

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**Author:** [@winterchan](https://discourse.processing.org/u/winterchan)\
**Replies:** 5\
**Last updated:** [August 2, 2024, 3:23pm UTC](https://discourse.processing.org/t/acquiring-the-half-edge-mesh-library/44875 "2024-08-02T15:23:12Z")

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Hi guys that’s a long shot i said id try. im trying to put my hands on the half edge mesh library, allowing to create and transform shapes in real time as you can see in the vid from like 11 years ago the…

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## [NVR(Network Video Recorder) I want to make a video recording function](https://discourse.processing.org/t/nvr-network-video-recorder-i-want-to-make-a-video-recording-function/44872)

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**Author:** [@GWAK](https://discourse.processing.org/u/GWAK)\
**Replies:** 8\
**Last updated:** [August 2, 2024, 12:18pm UTC](https://discourse.processing.org/t/nvr-network-video-recorder-i-want-to-make-a-video-recording-function/44872 "2024-08-02T12:18:59Z")

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I want to make a video recording function. I want to make a video recording function like ‘mp4 or wav or avi’ extension. Is there any library provided? If there is, please recommend it.

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## [The package “processing.core.PSurfaceAWT” does not exist](https://discourse.processing.org/t/the-package-processing-core-psurfaceawt-does-not-exist/44844)

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**Author:** [@winterchan](https://discourse.processing.org/u/winterchan)\
**Replies:** 12\
**Last updated:** [July 30, 2024, 12:09pm UTC](https://discourse.processing.org/t/the-package-processing-core-psurfaceawt-does-not-exist/44844 "2024-07-30T12:09:43Z")

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i get this Libraries must be installed in a folder named ‘libraries’ inside the sketchbook folder (see the Preferences window). The package “processing.core.PSurfaceAWT” does not exist. You might be missing a library. …

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## [Minim AudioInput NullPointerException](https://discourse.processing.org/t/minim-audioinput-nullpointerexception/3557)

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**Author:** [@matthewortega](https://discourse.processing.org/u/matthewortega)\
**Replies:** 2\
**Last updated:** [July 29, 2024, 6:10pm UTC](https://discourse.processing.org/t/minim-audioinput-nullpointerexception/3557 "2024-07-29T18:10:33Z")

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Just got a new MacBook Pro and for some reason Minim AudioInput has trouble connecting to the Default LineIn. Was wondering if anyone else is experiencing this problem. If you would like to try, I am just running the def…

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## [Loading SVG files with advanced SVG features](https://discourse.processing.org/t/loading-svg-files-with-advanced-svg-features/44849)

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**Author:** [@winterchan](https://discourse.processing.org/u/winterchan)\
**Replies:** 1\
**Last updated:** [July 29, 2024, 2:20am UTC](https://discourse.processing.org/t/loading-svg-files-with-advanced-svg-features/44849 "2024-07-29T02:20:16Z")

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Hi Guys! :grinning: :grinning: How about this one: I’m trying to load certain advanced SVG features, such as gradients and CSS styles For Example: \<?xml version="1.0" encoding="UTF-8"?\> \<svg id="Layer\_1" data-name="L…

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## [Changing order of Overlapping Shapes](https://discourse.processing.org/t/changing-order-of-overlapping-shapes/44830)

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**Author:** [@niftynathan7](https://discourse.processing.org/u/niftynathan7)\
**Replies:** 6\
**Last updated:** [July 26, 2024, 1:44pm UTC](https://discourse.processing.org/t/changing-order-of-overlapping-shapes/44830 "2024-07-26T13:44:50Z")

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Heya, I am trying to make the blue rectangle go over the top of the red one without going over the yellow one, I am only allowed to use 4 rectangles. I have tried to do this using PShape but have come up short, was wond…

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## [Minim library, code I'm using is deprecated](https://discourse.processing.org/t/minim-library-code-im-using-is-deprecated/44832)

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**Author:** [@clairep](https://discourse.processing.org/u/clairep)\
**Replies:** 0\
**Last updated:** [July 26, 2024, 4:45am UTC](https://discourse.processing.org/t/minim-library-code-im-using-is-deprecated/44832 "2024-07-26T04:45:44Z")

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I am a complete beginner with processing, and am using it to act as the brains for a circuitry project I’m working on. I found some code that uses the minim library, but it is old code, written for a different version of…

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## [Exporting Adobe color swatche .ase file](https://discourse.processing.org/t/exporting-adobe-color-swatche-ase-file/44818)

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**Author:** [@jeykech](https://discourse.processing.org/u/jeykech)\
**Replies:** 2\
**Last updated:** [July 25, 2024, 10:02pm UTC](https://discourse.processing.org/t/exporting-adobe-color-swatche-ase-file/44818 "2024-07-25T22:02:59Z")

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hello all, I am generating some color palettes that I would like to export as .ase file to make it easier to import in Adobe softwares. tried to use the HYPE library, but the palettes are just empty, I asked ChatGPT an…

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## [How to change font size in Processing IDE?](https://discourse.processing.org/t/how-to-change-font-size-in-processing-ide/44827)

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**Author:** [@Elena](https://discourse.processing.org/u/Elena)\
**Replies:** 2\
**Last updated:** [July 25, 2024, 7:52pm UTC](https://discourse.processing.org/t/how-to-change-font-size-in-processing-ide/44827 "2024-07-25T19:52:02Z")

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How to change font size (zoom) in Processing IDE?

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## [Shape/texture backgrounds and transparency](https://discourse.processing.org/t/shape-texture-backgrounds-and-transparency/44800)

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**Author:** [@garrettlynch](https://discourse.processing.org/u/garrettlynch)\
**Replies:** 5\
**Last updated:** [July 25, 2024, 12:34pm UTC](https://discourse.processing.org/t/shape-texture-backgrounds-and-transparency/44800 "2024-07-25T12:34:54Z")

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I’m a little confused - when you add a texture to a 3D shape and don’t map the UVs correctly you have a false (black) background that fills any texture empty part of the 3D shape (see attached image of triangle - a photo…

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## [Exported Apple App: Icon Issues and Blank Screen](https://discourse.processing.org/t/exported-apple-app-icon-issues-and-blank-screen/44813)

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**Author:** [@Thundercat](https://discourse.processing.org/u/Thundercat)\
**Replies:** 6\
**Last updated:** [July 24, 2024, 6:02pm UTC](https://discourse.processing.org/t/exported-apple-app-icon-issues-and-blank-screen/44813 "2024-07-24T18:02:23Z")

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I’ve got a finished app. It works great. I can export it to Mac OS (AS), and the exported app works great on my computer when I double click it. However, if I send it to someone, the app does not open. The error messag…

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## [Changing gradient](https://discourse.processing.org/t/changing-gradient/44081)

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**Author:** [@humano](https://discourse.processing.org/u/humano)\
**Replies:** 1\
**Last updated:** [July 24, 2024, 6:01pm UTC](https://discourse.processing.org/t/changing-gradient/44081 "2024-07-24T18:01:47Z")

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Hi there! I am experimenting with gradients. I have made this one, based on happy codding tutorial, but I would like to animate it. I want the orange part turns slowly into pink and the pink part turns slowly into orang…

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## [Paint on Webcam Stream](https://discourse.processing.org/t/paint-on-webcam-stream/44803)

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**Author:** [@Atelierista](https://discourse.processing.org/u/Atelierista)\
**Replies:** 8\
**Last updated:** [July 24, 2024, 11:12am UTC](https://discourse.processing.org/t/paint-on-webcam-stream/44803 "2024-07-24T11:12:37Z")

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Hi there, I need to write a small, straightforward program that allows children to draw into a webcam picture. I don’t have much time to do it, so I want to ask the pros before sinking valuable hours into code that does…

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## [Parsing and Reading Serial JSON data](https://discourse.processing.org/t/parsing-and-reading-serial-json-data/44806)

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**Author:** [@mfusco](https://discourse.processing.org/u/mfusco)\
**Replies:** 1\
**Last updated:** [July 24, 2024, 3:36am UTC](https://discourse.processing.org/t/parsing-and-reading-serial-json-data/44806 "2024-07-24T03:36:10Z")

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Hi, I’m trying to send serial JSON data from an Arduino to Processing. I found documentation on reading JSON data from a file, but I’d like to read the JSON data from a Serial input. I tried the following code: val = m…

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## [Takashi Murakami Code](https://discourse.processing.org/t/takashi-murakami-code/44758)

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**Author:** [@chipadelic](https://discourse.processing.org/u/chipadelic)\
**Replies:** 3\
**Last updated:** [July 13, 2024, 1:08pm UTC](https://discourse.processing.org/t/takashi-murakami-code/44758 "2024-07-13T13:08:36Z")

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Hey Everyone! i am struggling to figure out how to create the Takashi Murikami flower using shapes, bezier curves, vertecies and shapes. this is a little above and beyond for the class that I am taking, and i am really …

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## [Help with Neural Network Visualization Bug In Processing](https://discourse.processing.org/t/help-with-neural-network-visualization-bug-in-processing/44794)

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**Author:** [@winterchan](https://discourse.processing.org/u/winterchan)\
**Replies:** 3\
**Last updated:** [July 23, 2024, 1:47pm UTC](https://discourse.processing.org/t/help-with-neural-network-visualization-bug-in-processing/44794 "2024-07-23T13:47:32Z")

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I’m currently working on a project using Processing where I’m implementing an Othello game with a genetic algorithm AI. The project consists of multiple files including OthelloGame.pde, AIPlayer.pde, Button.pde, GraphWin…

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## [VideoExport: NoSuchFieldError: You may be using a library that's incompatible with this version of Processing](https://discourse.processing.org/t/videoexport-nosuchfielderror-you-may-be-using-a-library-thats-incompatible-with-this-version-of-processing/44782)

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**Author:** [@minusminus](https://discourse.processing.org/u/minusminus)\
**Replies:** 10\
**Last updated:** [July 23, 2024, 6:51am UTC](https://discourse.processing.org/t/videoexport-nosuchfielderror-you-may-be-using-a-library-thats-incompatible-with-this-version-of-processing/44782 "2024-07-23T06:51:31Z")

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Hey friends, I installed Processing 4 on an M1 Macbook Pro, installed VideoExport and got a NoSuchFieldError. I googled it and came across this github bug from a few years back. I though I’d just switch to P3, so I in…

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