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JavaScript Weekly Issue 138
July 11, 2013
DevDocs: All-In-One API Documentation Reader Provides access to the following API documentations: HTML, CSS, DOM, DOM Events, JavaScript and jQuery. The material comes from the usual places (Mozilla Developer Network et al.), but has been consistently and pleasantly styled and provides a slick search user interface. Upcoming feature: offline capability.
So You Wanna Build a Crowdfunding Site? (In Node.js) A guide to building your own crowdfunding site in less than 300 lines of code using Node.js, MongoDB, and Express.
Mozilla Hacks
npmsearch: Search The npm Registry for Node.js Packages
From our Sponsor
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The password is dying but according to Rackspace Chief Security Architect, Major Hayden, not fast enough. The majority of us interact with web applications by logging on with a username and password. Find out why the single password is no longer an adequate form of security.
JavaScript, The Winning Style Intriguing idea: This post looks at a series of coding style issues (how much to indent, whether to add semicolons, etc.) and finds out what the most popular style guides think about them. An included .jshintrc file allows you to enforce a style that is recommended by a majority of those guides.
The Case for setImmediate() setImmediate(fn) performs setTimeout(fn, 0) without any delay and without unnecessarily creating a timer. Nicholas Zakas explains how it works, why it matters and that it hasn’t received much love from browser vendors, so far.
How to Unit Test Private Functions in JavaScript How can you unit-test a function that is hidden inside a closure? This blog post describes a technique involving code snippets that expose such functions globally and are stripped out for deployment.
Philip Walton
Getting Over jQuery Explains how to perform common jQuery tasks with plain JavaScript. Obviously, you still need jQuery when dealing with older browsers. The article concludes with a prediction for the future of jQuery.
Developing Google Chrome Extensions The basics to creating your own Google Chrome extension using mostly JavaScript and some JSON.
Create Keyboard Shortcuts with Mousetrap David Walsh has evaluated several micro-libraries for handling keyboard shortcuts in a web application. Mousetrap is his favorite and described in this post.
Managing Responsive Breakpoints in JavaScript Describes techniques for getting media-query(-like) functionality in JavaScript.
Jonathan Fielding
Protecting Your Mellow With JavaScript Linters Burke Holland explains how to use the lint tool JSHint to statically check your code for problems (syntactic errors, anti-patterns, etc.).
Kendo UI Team
Why Curry(ing) Helps Explains how currying can be used to more easily combine functions.
How Does Trello Access The User’s Clipboard? The only answer describes a clever hack that allows the web application Trello to seamlessly 'access' the clipboard (or, more accurately, manipulate what ends up there).
Stack Overflow
Thorax is Awesome The JavaScript library Backbone.js is relatively easy to learn, but Spartan. Three popular extensions provide additional features for it: Marionette, Thorax, and Chaplain. This blog post gives a brief tour of Thorax.
Modular HTML Components with RequireJS Explains how to use RequireJS when your HTML is modular (think widgets).
Simon Smith
JavaScript Grid with One Million Records w2ui is a set of jQuery-based widgets. Vitali Malinouski describes how he made the grid widget work for one million entries. The last section mentions lessons learned.
Concurrency in JavaScript with Workers A practical look at Web Workers.
Typed Array
Modularizing Node Applications with Express
Pony Foo
Extending Jasmine (the BDD Testing Framework)
Krasimir Tsonev
Classical Inheritance is Obsolete: How to Think in Prototypal OO There are arguments for and against constructors. In this video, Adobe’s Eric Elliott describes the latter and demonstrates his library for doing prototypal object-orientation. The contents of the video have also been transcribed to a blog post.
Transitioning to JavaScript The JavaScript Jabber team discuss the process of making the transition from another programming language to JavaScript. (40 minute podcast.)
JavaScript Jabber
Node v0.10.13 (Stable)
Knockout v2.3.0 Released; v3.0.0 Beta Available
RequireJS 2.1.8
Underscore.js 1.5.0
Bower 0.10.0
Code and Libraries
Leaflet: Open-Source JavaScript Library for Mobile-Friendly Interactive Maps Leaflet (first mentioned in JSW #27!) is basically a map widget that is highly configurable (tile layers, markers, popups, etc.) and works across a variety of browsers. It is used by many popular sites: Flickr, Foursquare, craigslist, Wikimedia, Meetup, etc.
Polymer Example At TodoMVC The TodoMVC website now has an example for Google’s Polymer framework.
ElementTransitions.js: Simple Transitions for Web Pages Animations that can be applied to “pages” for creating interesting navigation effects when revealing a new page (sliding in, 3D transformations, etc.).
eddy.js: Event-Driven JavaScript Tools for event handling that work in browsers and on Node.js.
Supervizer: Node.js Fancy Process Manager A daemon process manager to spawn/start/stop an instance of Node.js.
log-globals: Log Your Global Variables to The Console Can be used as a bookmarklet or a DevTools snippet.
setImmediate.js: Polyfill for setImmediate()
Anima: jQuery Plugin to Animate with Transforms and Transitions Hardware accelerated CSS3 animations with fallback on older browsers.
TreeModel: Manipulate and Traverse Tree-Like Structures in JavaScript
he: Robust HTML Entity Encoder/Decoder Written in JavaScript Parses HTML entities like a browser would, which is more complicated than it sounds.
Haste Compiler: A Haskell to JavaScript Transpiler
typescript-pong: TypeScript Implementation of Pong
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Post a job in a future issue of JavaScript Weekly
Last but not least.. Directory of JavaScript Projects A table of contents can be filtered by topic (UI, animation, browser, etc.) and sorted by several criteria (number of contributors, watchers, etc.). Most entries have code examples demonstrating the projects.
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