An introduction to AngularJS

http://www.webdesignerdepot.com/2013/04/an-introduction-to-angularjs/

Sketchsheets for Responsive Web Design

http://speckyboy.com/2013/04/10/sketchsheets-for-responsive-web-design/

Beyond App Store search: how to find the iOS apps right for you

http://gigaom.com/2013/04/10/beyond-app-store-search-how-to-find-the-ios-apps-right-for-you/

60 Beautiful iOS App Icon Designs for your Inspiration

http://graphicdesignjunction.com/2013/04/ios-app-icon-designs/

50 Free UI Design PSD Button Sets

http://blog.karachicorner.com/2013/04/ui-design-fee-psd-button-sets/

Web Design: CSS Image Sprite with Compass

http://www.hongkiat.com/blog/compass-image-sprite/

Building an RSS Reader for Android

http://architects.dzone.com/articles/building-rss-reader-android

Google and Apple Losing Mobile Advertising Market to Publishers

http://www.macrumors.com/2013/04/09/google-and-apple-losing-mobile-advertising-market-to-publishers/