Technologist Benjamin Bojko and art director Dan Mall, on behalf of digital agency Big Spaceship, give us an exclusive look behind the creation of Activatedrinks.com and explain how they pulled off the loading process and added depth and fluid parallax motion to the particles effect on the site

Using the open source script PhotoSwipe, you'll learn how to add a gesture-based, fully interactive image gallery into your mobile website that replicates the "native" photo application bundled with iOS devices. Ste Brennan also gives a quick rundown of the events that are made available by mobile browsers

Rik Lomas shows you all the techniques you need to incorporate AJAX into your site and use the Google Maps API to best effect

Lorna Jane Mitchell and Steve Francia explain how to use PHP and MongoDB to make an address book that’s flexible enough to keep different kinds of contacts in order

Shwetank Dixit of Opera Software explains how to use localStorage to save data offline so that what a user types into the form isn’t lost if disaster strikes

Everybody loves a nicely styled CSS button but Ryan Taylor explains how he used Sass and Compass to create a mixin to implement a variety of buttons in no time and also covers browser support fallbacks

Eoin McGrath, co-founder and lead developer at boutique web studio Starfish, explains how to bring mobile game classic Snake into the brave new world of smartphones using HTML5 canvas and JavaScript

Frontend developer David Smith demonstrates how to use HTML5 canvas in conjunction with the Prototype.js framework to enhance slideshows for your visitors with a simple but accurate loading wheel

As GitHub brings the power of social networks to the open source coding community, Scott Chacon explains how to successfully interact with it