In this article, we go through how JavaScript-based DOM animation libraries, such as Velocity.js and GSAP, are more efficient than jQuery and CSS-based animation libraries. We will discuss how those libraries work, where to use them and what other alternatives are out there for animation.

Let’s say you are working on your local branch, made some changes and now not sure which files you have changed, how are you going to find your changes? You can find your changes by running the git diff command as below:

If you are thinking of consuming data in your Ember application, you can store them in fixtures. But what if you want to fetch data from a server?

In this article, we are going to study REST, routes, constraints, and namespaces. Before we dive into these concepts let’s take a look at how web-based services in the perspective of web users.

A common problem with float-based layouts is that the floats' container doesn't want to stretch up to accommodate the floats. If you want to add, say, a border around all floats (ie. a border around the container) you'll have to command the browsers somehow to stretch up the container all the way.

HTML5 offers new elements for improving semantics of code as well as better document structure. These elements could now be used to replace traditional HTML code like <div id=”nav”> <div class=”header”> <div id=”footer”>

Writing jQuery in CoffeeScript, further simplifies the syntax. The jQuery(function($)) can be written as jQuery($) -> or simply $ ->.

Native CSS variable support is still in its infancy, but Sass affords us a way to set reusable values.

Many objects in Node emit events: a net.Server emits an event each time a peer connects to it, and fs.readStream emits an event when the file is opened. All objects which emit events are instances of events.EventEmitter.