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JavaScript Weekly Issue 25
May 6, 2011
Welcome to issue 25 of JavaScript Weekly. This week was intense! I don't know if it was due to the buzz around JSConf 2011 in Portland, Oregon, but lots of stuff has been going on in the JavaScript world. So much so that I've had to put my curator's cap on super-tight for this issue..
Headlines
jQuery 1.6 Released jQuery 1.6 is now available for mass consumption. It includes a major rewrite of the Attribute module and a number of performance improvements.
Microjs: Fantastic Micro-Frameworks and Micro-Libraries for Fun and Profit! Thomas Fuchs has put together a site that lists all of the major JavaScript 'micro' frameworks and libraries.
npm 1.0 Released The Node Package Manager, a popular JS library and program installation tool, has hit version 1.0. A big new feature is support for both global and local installation of packages. A 6 month 'code freeze' for major new features or architectural changes has also been enacted so you can feel confident about upgrading.
CoffeeScript 1.1.0 Released
CoffeeScript: Accelerated JavaScript Development - Beta Book Available
John Resig, Creator of jQuery, Answering Lots of Questions on Reddit
Ryan Dahl, Creator of Node.js, Answering Lots of Questions Too..
Articles
Building JavaScript Web Apps With MVC & Spine.js Spine.js is a new JS MVC framework that presents an interesting alternative to Backbone.js. Addy Osmani presents a thorough tour of the framework and interviews its creator, Alex MacCaw.
Understanding Monads With JavaScript If you've taken even a mere glance at functional programming, you'll have heard of monads. They provide such a brain bending experience that it seems there can never be enough explanations of what they are and how they work so this JavaScript version is much welcomed ;-)
A CoffeeScript Intervention: 5 Things You Thought You Had to Live with in JavaScript After just a few days of playing with CoffeeScript, Trevor Burnham was smitten. In this article he shows off five 'nasty bits' of JavaScript and how CoffeeScript plasters them over.
JavaScript Loves Continuous Integration James A Rosen of Zendesk shows off how they've tied together Jenkins, Jasmine, PhantomJS and JSHint to test their code on every commit.
Brendan Eich's JSConf.US Presentation Brendan Eich, creator of JavaScript, went on stage with Jeremy Ashkenas (of CoffeeScript fame) at this week's JSConf conference and shared some thoughts and updates on the future of JavaScript/ECMAScript. He shares the slides here.
Walkthrough of Creating a Twitter Client with Express, Node, and CoffeeScript
What Does Douglas Crockford Mean When He Says jQuery Doesn't Scale?
Special: JavaScript Performance Corner
Updating JavaScript Benchmarks for Modern Browsers Chrome team believes that JavaScript benchmarks must evolve in order to keep pushing browser and JavaScript VM developers in the right direction. They share their opinions here.
A JavaScript Performance Issue with Chrome and Safari Erik Moller of Opera discovered that Chrome was clocking in at 60 times slower than Opera for unzipping data using JavaScript. He's distilled the experiment into a tiny test case and while Firefox, Opera and IE are all fast, Chrome and Safari are miles behind.
IonMonkey: Mozilla's new JavaScript JIT System Dionysios G. Synodinos of InfoQ takes a look at IonMonkey, Mozilla's new JavaScript JIT compiler for Spidermonkey, and interviews its lead developer, David Anderson.
Code and Libraries
Traceur: Google's Vehicle for Javascript Language Design Experimentation Traceur is a JavaScript.next-to-JavaScript-of-today compiler that allows you to use features from the future today. Traceur's goal is to inform the design of new JavaScript features which are only valuable if they allow you to write better code. Traceur allows you to try out new and proposed language features today, helping you say what you mean in your code while informing the standards process.
Waterbear: Scratch-Influence Visual Programming Tool for JS Waterbear is a a toolkit for making programming more accessible and fun influenced by MIT's Scratch project. You drag and snap together 'blocks' to implement functionality.
Humane JS: Simple Notifications in the Browser Humane JS is a simple, framework-independent, well-tested, unobtrusive, notification system that degrades gracefully. It uses CSS Transitions where available otherwise falls back to JS animation.
Queue.js: Simple and Efficient Queues in JavaScript Queue.js is a simple and efficient queue implementation for JavaScript whose dequeue function runs in amortised constant time. As a result, for larger queues it can be significantly faster than using arrays.
Awkward Showcase: Impressive 'Content Slider' jQuery Plugin
Supersized: Fullscreen Slideshows with jQuery
A CoffeeScript Compiler for Windows
Maga: Lightweight Framework for Multiplayer Physics-Based Games
Backbonejs adapter for IndexedDB
Last but not least..
Hacker Monthly Issue #11 Hacker Monthly is a great magazine based on popular Hacker News submissions. Its editor, Lim Cheng Soon, has helped me out in the past so I want to repay the favor by linking up a recent issue whose cover features a crazy bit of JavaScript code. We hope to give away some free subscriptions to JavaScript Weekly readers in a future issue..
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