# Latest

**URL:** https://discourse.processing.org/latest.md?no_subcategories=false&page=469

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

**Page:** 470

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## [SEED link server IRIS](https://discourse.processing.org/t/seed-link-server-iris/12346)

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**Author:** [@Gus\_Fermin](https://discourse.processing.org/u/Gus_Fermin)\
**Replies:** 0\
**Last updated:** [June 27, 2019, 5:08pm UTC](https://discourse.processing.org/t/seed-link-server-iris/12346 "2019-06-27T17:08:44Z")

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Hello there from the Dom. Republic :slight\_smile: I am a visual artist, printmaking professor, and beginner creative coder. I have devoured @shiffman Daniel Shiffman’s book 'Learning Processing 2nd edition". I would li…

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## [How to make a processing GUI with a slider and button talking to Arduino](https://discourse.processing.org/t/how-to-make-a-processing-gui-with-a-slider-and-button-talking-to-arduino/11934)

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**Author:** [@burak.eral](https://discourse.processing.org/u/burak.eral)\
**Replies:** 8\
**Last updated:** [July 1, 2019, 9:08pm UTC](https://discourse.processing.org/t/how-to-make-a-processing-gui-with-a-slider-and-button-talking-to-arduino/11934 "2019-07-01T21:08:57Z")

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Dear all; I am trying to make a guy with a slider and two buttons talking to Arduino. Unfortunately, I cannot detect the signals send from processing to Arduino. I think I am struggling to separately read the serial sig…

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## [Shoot image and make it shrink (Processing)](https://discourse.processing.org/t/shoot-image-and-make-it-shrink-processing/12208)

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**Author:** [@Hang](https://discourse.processing.org/u/Hang)\
**Replies:** 4\
**Last updated:** [July 1, 2019, 2:45pm UTC](https://discourse.processing.org/t/shoot-image-and-make-it-shrink-processing/12208 "2019-07-01T14:45:16Z")

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Hi, I’m currently learning processing and making the program of rocket moving through middle of the screen. I’m gonna use image (png file) for the rocket. I want to make a rocket shoot with mouse like a sling shot. And …

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## [Loosing quality using createGraphics](https://discourse.processing.org/t/loosing-quality-using-creategraphics/12279)

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**Author:** [@josebv](https://discourse.processing.org/u/josebv)\
**Replies:** 1\
**Last updated:** [July 1, 2019, 1:40pm UTC](https://discourse.processing.org/t/loosing-quality-using-creategraphics/12279 "2019-07-01T13:40:28Z")

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Hi, first of all I wanna clarify that im a noob. Im trying to make a program like notability using p5.js Ive been using the p5 web editor but know im using vs code (don’t think is relevant) the problem is that, I don’…

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## [Is it possible to create a connection between Server-Client using ipv4 ip?](https://discourse.processing.org/t/is-it-possible-to-create-a-connection-between-server-client-using-ipv4-ip/12410)

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**Author:** [@Wirtex](https://discourse.processing.org/u/Wirtex)\
**Replies:** 6\
**Last updated:** [July 1, 2019, 12:46pm UTC](https://discourse.processing.org/t/is-it-possible-to-create-a-connection-between-server-client-using-ipv4-ip/12410 "2019-07-01T12:46:18Z")

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Hi guys, I made some online games thanks to processing.net library but, I got a problem : the only way that I found to create a connection between Server-Client is using ipv6 but the problem is that I asked my operator …

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## [Math section on github](https://discourse.processing.org/t/math-section-on-github/11257)

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**Author:** [@Chrisir](https://discourse.processing.org/u/Chrisir)\
**Replies:** 2\
**Last updated:** [July 1, 2019, 12:04pm UTC](https://discourse.processing.org/t/math-section-on-github/11257 "2019-07-01T12:04:45Z")

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Hello all, I made a Math section on github See the wiki for images: Code: I hope you like it. Chrisir

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## [Timer function help](https://discourse.processing.org/t/timer-function-help/12373)

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**Author:** [@dackdel](https://discourse.processing.org/u/dackdel)\
**Replies:** 3\
**Last updated:** [July 1, 2019, 10:52am UTC](https://discourse.processing.org/t/timer-function-help/12373 "2019-07-01T10:52:37Z")

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to explain the whole program as it is now: there are 6 tracks. I have speech recognition running where user speech is detected and when he speaks the first track is played fully and stopped when the track is over. then i…

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## [STEM storytelling](https://discourse.processing.org/t/stem-storytelling/11968)

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**Author:** [@gbenedisgrab](https://discourse.processing.org/u/gbenedisgrab)\
**Replies:** 2\
**Last updated:** [July 1, 2019, 10:14am UTC](https://discourse.processing.org/t/stem-storytelling/11968 "2019-07-01T10:14:16Z")

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Hi All, I posted earlier about investigating a mathematics problem using p5. I have now turned that idea into a medium post that includes p5 and Python. I want to explore ways of telling STEM stories through writing a…

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## [Rendering image on P3D, is it a bug?](https://discourse.processing.org/t/rendering-image-on-p3d-is-it-a-bug/12367)

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**Author:** [@GuilhermeVolker](https://discourse.processing.org/u/GuilhermeVolker)\
**Replies:** 6\
**Last updated:** [July 1, 2019, 8:48am UTC](https://discourse.processing.org/t/rendering-image-on-p3d-is-it-a-bug/12367 "2019-07-01T08:48:06Z")

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I have this problem (show on the first image) that one arc is overlaping other image bellow, i did try to translate translate(0,0,1); it should work just fine but insted i have this very wierd result (2° image). That loo…

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## [How can I center an object on my screen that moves?](https://discourse.processing.org/t/how-can-i-center-an-object-on-my-screen-that-moves/12196)

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**Author:** [@Pan](https://discourse.processing.org/u/Pan)\
**Replies:** 4\
**Last updated:** [July 1, 2019, 7:56am UTC](https://discourse.processing.org/t/how-can-i-center-an-object-on-my-screen-that-moves/12196 "2019-07-01T07:56:56Z")

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I’m trying to make the screen follow my two spaceships and I’m trying to center the middle of the two ships to my screen The coordinates of the point between the two ships are fx and fy. Here the code: boolean pause; …

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## [Why do I get errors when using my iPad touch screen](https://discourse.processing.org/t/why-do-i-get-errors-when-using-my-ipad-touch-screen/12419)

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**Author:** [@rbytes](https://discourse.processing.org/u/rbytes)\
**Replies:** 0\
**Last updated:** [July 1, 2019, 4:14am UTC](https://discourse.processing.org/t/why-do-i-get-errors-when-using-my-ipad-touch-screen/12419 "2019-07-01T04:14:12Z")

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When running Processing sketches in Safari on my iPad, I keep getting the console popping up with “Script Error” every time I touch the screen. Yet the touch is detected properly as mouse input. It is just a nuisance to …

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## [Multiplayer camera follow?](https://discourse.processing.org/t/multiplayer-camera-follow/12170)

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**Author:** [@Pan](https://discourse.processing.org/u/Pan)\
**Replies:** 4\
**Last updated:** [July 1, 2019, 12:56am UTC](https://discourse.processing.org/t/multiplayer-camera-follow/12170 "2019-07-01T00:56:03Z")

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Does anyone know of any method to make the camera follow several players in the Lemming Ball Z style? Thanks you for reading.

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## [Picture is flickering when collision checked](https://discourse.processing.org/t/picture-is-flickering-when-collision-checked/12414)

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**Author:** [@SunnyPlayz](https://discourse.processing.org/u/SunnyPlayz)\
**Replies:** 1\
**Last updated:** [July 1, 2019, 12:21am UTC](https://discourse.processing.org/t/picture-is-flickering-when-collision-checked/12414 "2019-07-01T00:21:42Z")

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Hi, I have made it check for collision and the code works but it makes all the image flicker when it runs. Do i need to change the collision checker to not make images flicker? boolean checkCollision(int bLeft, int bRig…

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## [How would you get two separate sketches to interact?](https://discourse.processing.org/t/how-would-you-get-two-separate-sketches-to-interact/12368)

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**Author:** [@KeirMeDear](https://discourse.processing.org/u/KeirMeDear)\
**Replies:** 3\
**Last updated:** [June 30, 2019, 11:41pm UTC](https://discourse.processing.org/t/how-would-you-get-two-separate-sketches-to-interact/12368 "2019-06-30T23:41:32Z")

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Theoretically, how would you get two separate sketches to work together on the same website. For example, I am looking at having two sketches, one in 2d processing as a control system and the second in 3d processing as …

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## [Adding multiple p5.js sketches with Angular 7](https://discourse.processing.org/t/adding-multiple-p5-js-sketches-with-angular-7/12150)

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**Author:** [@thonpy](https://discourse.processing.org/u/thonpy)\
**Replies:** 2\
**Last updated:** [June 30, 2019, 9:11pm UTC](https://discourse.processing.org/t/adding-multiple-p5-js-sketches-with-angular-7/12150 "2019-06-30T21:11:17Z")

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I am trying to make a website and in one page I am trying to integrate all my p5.js sketches into a single webpage. I have separate sketch.js files and I wanted to integrate it to the Angular project, any ideas on how to…

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## [Webcam in portrait not landscape with posenet](https://discourse.processing.org/t/webcam-in-portrait-not-landscape-with-posenet/12412)

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**Author:** [@pinch](https://discourse.processing.org/u/pinch)\
**Replies:** 0\
**Last updated:** [June 30, 2019, 8:08pm UTC](https://discourse.processing.org/t/webcam-in-portrait-not-landscape-with-posenet/12412 "2019-06-30T20:08:30Z")

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Hello, I try to use webcam in portrait mode with posenet without succes. Have you any example to do this ? Each time detection not working…

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## [Non square Spritesheets S4P](https://discourse.processing.org/t/non-square-spritesheets-s4p/12369)

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**Author:** [@InferNova](https://discourse.processing.org/u/InferNova)\
**Replies:** 12\
**Last updated:** [June 30, 2019, 8:07pm UTC](https://discourse.processing.org/t/non-square-spritesheets-s4p/12369 "2019-06-30T20:07:24Z")

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Given a sprite-sheet which doesn’t have sprites placed out in a square form, what precaution could one take to load it in properly. As I am finding an issue that the sprite-sheet isn’t being ‘cut-up’ properly and the spr…

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## [Scrolling problem with a bar graph](https://discourse.processing.org/t/scrolling-problem-with-a-bar-graph/12183)

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**Author:** [@wordcounter](https://discourse.processing.org/u/wordcounter)\
**Replies:** 4\
**Last updated:** [June 30, 2019, 5:40pm UTC](https://discourse.processing.org/t/scrolling-problem-with-a-bar-graph/12183 "2019-06-30T17:40:02Z")

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Hi! I’m new to processing and working on a data visualization of word frequency in a corpus of poems, shown through a bar graph. My problem is I can’t seem to figure out how to add vertical scroll/panning to my sketch to…

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## [G4P get main window object](https://discourse.processing.org/t/g4p-get-main-window-object/12166)

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**Author:** [@Frank-95](https://discourse.processing.org/u/Frank-95)\
**Replies:** 5\
**Last updated:** [June 30, 2019, 5:25pm UTC](https://discourse.processing.org/t/g4p-get-main-window-object/12166 "2019-06-30T17:25:45Z")

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Hello. I’d like to get the main window GWindow object. My aim is to have the main window with some buttons, which when they are clicked set the main window as invisible and the new one as visible. When the new one is cl…

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## [Object moves when .move function not called](https://discourse.processing.org/t/object-moves-when-move-function-not-called/12391)

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**Author:** [@itch](https://discourse.processing.org/u/itch)\
**Replies:** 3\
**Last updated:** [June 30, 2019, 4:39pm UTC](https://discourse.processing.org/t/object-moves-when-move-function-not-called/12391 "2019-06-30T16:39:57Z")

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Hello everyone, I’m attempting to simulate a light clock a la Einstein’s famous though experiment in p5. I’ve made mirror and photon objects, and have utilised those in a meta-object called “clock”. I want to have one…

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## [G4P changing the default text of DropList Button](https://discourse.processing.org/t/g4p-changing-the-default-text-of-droplist-button/12404)

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**Author:** [@EricMo](https://discourse.processing.org/u/EricMo)\
**Replies:** 1\
**Last updated:** [June 30, 2019, 4:24pm UTC](https://discourse.processing.org/t/g4p-changing-the-default-text-of-droplist-button/12404 "2019-06-30T16:24:24Z")

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Hello Is there a way we could customize the content of the DropList Button ? Today it seems to be fixed to “:” Ideally I would like to write here an arrow down sign🢓 Also, an other suggestions :slight\_smile: why no…

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## [Beginner Frequency Problem](https://discourse.processing.org/t/beginner-frequency-problem/12400)

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**Author:** [@Sugallat](https://discourse.processing.org/u/Sugallat)\
**Replies:** 0\
**Last updated:** [June 30, 2019, 7:51am UTC](https://discourse.processing.org/t/beginner-frequency-problem/12400 "2019-06-30T07:51:56Z")

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Hello! :slight\_smile: This is my first post. I’m working on a Frequency analyzer. The problem is that, when I sing G#4, it writes G#5 with wrong Herz. How should I fix this code? https://codepen.io/asinger/pen/pXWxZB …

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## [How to Graph data from csv file?](https://discourse.processing.org/t/how-to-graph-data-from-csv-file/12388)

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**Author:** [@RichardDL](https://discourse.processing.org/u/RichardDL)\
**Replies:** 2\
**Last updated:** [June 30, 2019, 12:19pm UTC](https://discourse.processing.org/t/how-to-graph-data-from-csv-file/12388 "2019-06-30T12:19:37Z")

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Hi, I’ve made myself an application with a node.js server serial-connected to Arduino. The Arduino is collecting temperature data and the server sends it to a P5.js web-page and logs it to csv file. I’d like to show a…

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## [Make a method to get area, result should be 2000→ println(rect1.sumArea(rect2))](https://discourse.processing.org/t/make-a-method-to-get-area-result-should-be-2000-println-rect1-sumarea-rect2/12402)

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**Author:** [@henry](https://discourse.processing.org/u/henry)\
**Replies:** 4\
**Last updated:** [June 30, 2019, 12:03pm UTC](https://discourse.processing.org/t/make-a-method-to-get-area-result-should-be-2000-println-rect1-sumarea-rect2/12402 "2019-06-30T12:03:54Z")

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MyRect rect1; MyRect rect2; void setup(){ size(240,120); rectMode(CENTER); rect1=new MyRect(20,20,40,30); rect2=new MyRect(30,50,20,40); println(rect1.sumArea(rect2)); } void draw(){ rect1.drawShape(2); …

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## [How to get multiple image pixel array](https://discourse.processing.org/t/how-to-get-multiple-image-pixel-array/12382)

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**Author:** [@The\_nish](https://discourse.processing.org/u/The_nish)\
**Replies:** 2\
**Last updated:** [June 30, 2019, 4:31am UTC](https://discourse.processing.org/t/how-to-get-multiple-image-pixel-array/12382 "2019-06-30T04:31:06Z")

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…post is deleted

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## [The SimpleML library](https://discourse.processing.org/t/the-simpleml-library/12347)

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**Author:** [@JLHAtienza](https://discourse.processing.org/u/JLHAtienza)\
**Replies:** 3\
**Last updated:** [June 30, 2019, 3:08am UTC](https://discourse.processing.org/t/the-simpleml-library/12347 "2019-06-30T03:08:18Z")

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So I’m dealing right now with Asynchronous Request thing and I heard that Simple ML Library is terminated since 2010 for some reason, is there any library that I can use for an alternative to SimpleML, if none, how can w…

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## [How to use javascript libraries (e.g. gauge.js)](https://discourse.processing.org/t/how-to-use-javascript-libraries-e-g-gauge-js/12393)

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**Author:** [@demket](https://discourse.processing.org/u/demket)\
**Replies:** 3\
**Last updated:** [June 30, 2019, 2:02am UTC](https://discourse.processing.org/t/how-to-use-javascript-libraries-e-g-gauge-js/12393 "2019-06-30T02:02:38Z")

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Hi, is it possible to use external javascript libraries like gauge.js? I’ve added the p5.dom.min.js file in a similar way to the Gauge.min.js file, but it doesn’t work. Thanks

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## [Problem with keyPressed when drawing a square](https://discourse.processing.org/t/problem-with-keypressed-when-drawing-a-square/12389)

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**Author:** [@karan26](https://discourse.processing.org/u/karan26)\
**Replies:** 1\
**Last updated:** [June 29, 2019, 10:06pm UTC](https://discourse.processing.org/t/problem-with-keypressed-when-drawing-a-square/12389 "2019-06-29T22:06:17Z")

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hiii,i am trying to add a square to the canvas when a key is pressed and i want it to remain on the canvas when the key is released . but it disappears when is released the key .can anybody help me?? here is my code i…

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## [Flaw in current neural networks](https://discourse.processing.org/t/flaw-in-current-neural-networks/11512)

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**Author:** [@seanc4s](https://discourse.processing.org/u/seanc4s)\
**Replies:** 10\
**Last updated:** [June 29, 2019, 9:58pm UTC](https://discourse.processing.org/t/flaw-in-current-neural-networks/11512 "2019-06-29T21:58:28Z")

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I wanted to post this on a coding train episode on youtube about neural networks but I’ve been banned from commenting (again!) — There is a basic problem with conventional neural networks. There are too many weighted s…

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## [Creating Animated GIFs in Processing](https://discourse.processing.org/t/creating-animated-gifs-in-processing/12386)

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**Author:** [@glv](https://discourse.processing.org/u/glv)\
**Replies:** 0\
**Last updated:** [June 29, 2019, 8:03pm UTC](https://discourse.processing.org/t/creating-animated-gifs-in-processing/12386 "2019-06-29T20:03:22Z")

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I have a new hobby! :slight\_smile:

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