JSConf Courses

The Story of When Assumption Met a Magic Hat

Explore how restricting JavaScript usage can enhance program robustness, reasoning, and coding enjoyment. Learn about Assert, restrict mode, and JSShaper for improved development practices.

• YouTube
• 33 minutes
• Self-Paced
• Conference Talk

Rendering Mona Lisa by Solving the Traveling Salesman Problem

Explore how JavaScript tackles the Traveling Salesman Problem to create a unique rendition of the Mona Lisa, blending art, algorithms, and computational challenges.

• YouTube
• 19 minutes
• Self-Paced
• Conference Talk

JavaScriptCore's DFG JIT

Explore JavaScriptCore's DFG JIT, its optimizing compiler. Learn about its workings, strengths, and future developments for high-performance JavaScript engines.

• YouTube
• 30 minutes
• Self-Paced
• Conference Talk

IcedCoffeeScript

Explore IcedCoffeeScript, a powerful JavaScript system that improves code clarity, manageability, and performance by introducing language primitives for better handling of asynchronous operations.

• YouTube
• 26 minutes
• Self-Paced
• Conference Talk

Taking Web Apps Offline

Explore the challenges and innovative solutions behind Google Docs Offline, including performance optimization, cross-browser compatibility, and changing mindsets to "think offline."

• YouTube
• 25 minutes
• Self-Paced
• Conference Talk

Government.js - Building the JavaScript Party

Insights from a JavaScript developer's fellowship in the US government, exploring ways to improve government processes through technology and entrepreneurship.

• YouTube
• 28 minutes
• Self-Paced
• Conference Talk

Client Side Internationalization

Explore client-side internationalization techniques for JavaScript apps, covering number/date formatting, RTL display, pluralization, and gender-aware sentences. Learn about ES6 globalization efforts and best practices.

• YouTube
• 24 minutes
• Self-Paced
• Conference Talk

Bringing Data to Your Client-Side Apps

Explore patterns and libraries for integrating data into client-side applications, enhancing your ability to leverage collected information effectively in web development.

• YouTube
• 28 minutes
• Self-Paced
• Conference Talk

Introducing TypeScript

Introduction to TypeScript: A typed superset of JavaScript for building large-scale applications. Adds optional static types, classes, and modules, compiling to standard JavaScript for cross-platform compatibility.

• YouTube
• 32 minutes
• Self-Paced
• Conference Talk

Inspector Web and the Mystery of the Shadow DOM

Explore web components and shadow DOM for front-end development. Learn about the W3C spec, implementations, and practical applications through live coding demonstrations.

• YouTube
• 29 minutes
• Self-Paced
• Conference Talk

What's Next for Three.js

Explore the current state and future developments of three.js, a JavaScript library for 3D graphics, with insights from its creators on ongoing work and upcoming features.

• YouTube
• 32 minutes
• Self-Paced
• Conference Talk

JavaScript is the New Punk Rock

Explore the Web Audio API to create and perform music with JavaScript, drawing parallels between programming and punk rock's revolutionary spirit.

• YouTube
• 24 minutes
• Self-Paced
• Conference Talk

The Web's Black Magic

Dive deep into WebKit's rendering engine to uncover the mysteries behind CSS transforms, style recalculations, and DOM timers. Gain insights into web performance optimization.

• YouTube
• 32 minutes
• Self-Paced
• Conference Talk

Break All the Rules

Explore JavaScript's controversial features and challenge conventional wisdom. Learn when and how to effectively use "forbidden" language elements to enrich your programming experience.

• YouTube
• 32 minutes
• Self-Paced
• Conference Talk

JavaScript as a Compilation Target - Making It Fast

Explore optimization techniques for compiling to JavaScript, including tree-shaking, speculative optimizations, and SSA-based optimizations, using dart2js as an example.

• YouTube
• 27 minutes
• Self-Paced
• Conference Talk