For the different snippet of iphone

http://super-mak.blogspot.in/2011/03/create-pdf-file-in-iphone-sdk.html
http://projectswithlove.com/projects/
http://osx.hyperjeff.net/Reference/CocoaArticles?cat=52
http://www.vellios.com/downloads/
http://iphonecode.weebly.com/second-page.html
 http://borkware.com/quickies/everything-by-date
http://jidh.weebly.com/iphone-development.html
http://pragprog.com/titles/cdirec/source_code
http://www.codingventures.com/2008/12/useful-open-source-libraries-for-iphone-development/
http://iphoneapp-dev.blogspot.com/2011/05/this-example-shows-how-to-upload-images.html http://www.scoop.it/t/iphone-and-ipad-development/p/5853246/show-a-custom-popover-view-within-your-ipad-app-seaside
http://iphonecode.weebly.com/iphone-learning-codes.html
http://code.google.com/p/iphone-sdk-programming-book-code-samples/
http://www.iphoneexamples.com/
http://pragprog.com/titles/cdirec/source_code
http://www.theiphonedev.com/SourceCode/tabid/143/Default.aspx
http://iphone.zcentric.com/
http://www.bogotobogo.com/XcodeSDK-Chapter12.html
http://www.scoop.it/t/iphone-and-ipad-development/p/161462636/back-to-basis-gridview-using-interface-builder-in-iphone
http://iphone.zcentric.com/