Iphone application developer resources

I will keep posting good resources for Iphone application developers:

Work with tables, with UITableView :

multi-line with different fonts in UITableViewCell
http://www.shrinkrays.net/articles/monotouch-controllers-by-example/uitableviewcontroller-by-example.aspx : with advanced options

http://www.cocoacast.com/?q=node/182

http://adeem.me/blog/2009/05/30/iphone-sdk-tutorial-part-6-creating-custom-uitableviewcell-using-interface-builder-uitableview/
http://osmorphis.blogspot.com/2009/04/putting-button-in-table.html : for buttons without the button shape, cell-based button

Work with images:

http://iphone.zcentric.com/2008/08/28/using-a-uiimagepickercontroller/

programming videos:

http://www.equeltech.com./

Work with files, I/O:

http://servin.com/iphone/iPhone-File-IO.html

http://www.techotopia.com/index.php/Working_with_Files_in_Objective-C

http://www.daleisphere.com/iphone-app-development-where-to-start/

trying to fix the map view until the movement goes to the border of the screen, and find this:

http://stackoverflow.com/questions/1166444/mkmapview-zoom-and-region

100 Free Courses & Tutorials for Aspiring iPhone App Developers:

http://www.bestuniversities.com/blog/2009/100-free-courses-tutorials-for-aspiring-iphone-app-developers/

good blogs from developers:

http://webbuilders.wordpress.com/

http://spitzkoff.com/craig/?p=108 :draw route in maps on iPhone
http://icodeblog.com/2009/12/21/introduction-to-mapkit-in-iphone-os-3-0/ : use customised images as PINs to mark locations