How do I learn Objective-C programming?

it-ebooks.info/book/3083/          iOS cookbook

The best book i have seen for learning objetive-c is

"Programming in Objective-C by Stephen G. Kochan"

And, You can also find help from the following sources:-

1)Apple official site.

www.developer.apple.com (Documentation,Source code, videos)

2) www.appcoda.com (Tutorials)

3) www.raywinderlich.com (Tutorials)

4) www.code4app.com (Source code)

5) cocoacontrols (Source code)

Firstly .. you must have programming basics 

like OOP .. Conditions .. Loops .. etc

---- This is a very very good website to learn this basics

          http://www.programmingbasics.org/en/

 

secondly i this website is a good start to learn Objective-C and to write your first app 

----  www.raywinderlich.com 

Best way to learn Objective C programming is by reading the following book.

"Programming in Objective -C" by "Stephen G. Kochan".

If You are femilier with C then it is Easy to Learn Objective C.
You can find Objective C books online and also different tutorials of Objective C available.
also get Developer Resources from Developer.apple.com