http://www.appcoda.com/why-launching-appcoda/

http://www.appcoda.com/ios-programming-tutorial-create-a-simple-table-view-app/

http://docs.xamarin.com/guides/ios/user_interface/designer/

http://www.edumobile.org/iphone/category/iphone-beginner-tutorials/

http://www.raywenderlich.com/tutorials

http://x-code-tutorials.com/category/c-programming/

http://www.devx.com/Java/introduction-to-java-caching-system.html

http://www.sitepoint.com/ios-application-development-core-database/

http://www.icodeblog.com/2008/08/03/iphone-programming-tutorial-transitioning-between-views/

Linux

http://www.shellhacks.com/en/Categories/Linux-BASH-Scripting