JSConf Colombia 2015
2015-10-16..2015-10-17
Medellín, Colombia
JSConfCO ·
[JSConf Colombia 2015, JSConf Colombia 2016, JSConfCO 2018]
who it's for
javascript developers, frontend developers, web performance engineers, interactive developers, Node developers, hardware and robotics developers, multimedia developers
topics
RxJS observables for streaming; x86 CPU emulation in browser; Johnny-Five with Arduino projects; picsif pixel art JSON format; asm.js to WebAssembly history; Web Audio API FFT and effects; Web Worker pools with transferable ArrayBuffer; WebTorrent streaming video playback; critical rendering path and inline critical CSS; Three.js and PlayCanvas 3D viewers; Content Security Policy and Subresource Integrity; run-length image compression and motion-delta updates
| title | author | length |
|---|---|---|
| Reactive JavaScript at Netflix, Microsoft and the World | Matthew Podwysocki | 33m |
Claims concrete wins: Netflix adopts RxJS across devices to handle player buffering and memory cleanup at scale for one-third of US broadband traffic, Slack… | ||
| Learn about CPUs and Assembly on an interactive Playground in the Browser | Thorsten Lorenz | 27m |
A browser playground called Vigilator visualizes a working x86 CPU emulator with registers, flags and stepping, plus a Capstone-based disassembler; opcodes on… | ||
| They Don't Need a PhD — Open Source | Raquel Vélez | 33m |
Shows that robotics is accessible without a PhD by using Node.js and the Johnny-Five library on inexpensive microcontrollers (around $30, starter kits under… | ||
| Deconstructing Pixel Art (Using Javascript) | Jenn Schiffer | 21m |
Claims that pixel art is best represented as an interoperable JSON object with EXIF-style metadata and shows exactly how to build and use it: the picsif JSON… | ||
| Javascript at 20 | Brendan Eich | 27m |
Javascript originates as a 10‑day prototype that includes a bytecode interpreter and even a decompiler to support function.toString the early standard library… | ||
| NERD DISCO: Reloaded | Tim Pietrusky | 27m |
Code converts Web Audio frequency bins into seven band ranges and drives hardware: ND audio extracts seven ranges from the FFT, ND visualization draws reactive… | ||
| Hacking your Front-End Apps | Alex Sexton | 33m |
Content injection proves the most common failure mode and simple sanitizers fail against whitespace obfuscation and inline handlers, so the practical fix is… | ||
| Signal Processing with JavaScript | Rafael Silva | 29m |
Demonstrates actual JavaScript signal processing: uses the Web Audio API and a ScriptProcessor node to read input/output buffers, implements a… | ||
| Getting Over Moore's Law: Parallelization Using JavaScript in the Browser | Damian Schenkelman | 25m |
A presentation about using parallel JavaScript in the browser to speed up data- and image-processing tasks. It describes a custom library called picha that… | ||
| BitTorrent Apps with JavaScript | Luis Porras | 33m |
Shows a Chrome-extension prototype that uses torrent-stream and WebTorrent together with video.js to stream video while downloading from magnet links… | ||
| High Performance in the Critical Rendering Path | Nicolás Bevacqua | 30m |
Practical techniques to speed up the browser's critical rendering path: run PageSpeed and WebPageTest in CI to track Speed Index and request waterfalls… | ||
| No More Flat Web Navigation — Add 3D Interaction as Easy as 1, 3, Three.JS | Jaime Rosales | 16m |
Adds 3D interactive elements to websites using Three.js and PlayCanvas (with Autodesk APIs) to increase user engagement, demonstrated with Medusa water… | ||
| These Bots are Made for Walkin' | Donovan Buck | 27m |
Built a hexapod that actually walks and turns using JavaScript control, real-time inverse kinematics and a GUI animator: Johnny 5 plus a homegrown Tharp chain… | ||
| nothing matches | ||