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| -rw-r--r-- | objective-c.html.markdown | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/objective-c.html.markdown b/objective-c.html.markdown index 4ba1e5d5..248e132e 100644 --- a/objective-c.html.markdown +++ b/objective-c.html.markdown @@ -441,6 +441,6 @@ __unsafe_unretained NSArray *unsafeArray; // Like __weak but unsafeArray not set [Wikipedia Objective-C](http://en.wikipedia.org/wiki/Objective-C) -[Learning Objective-C](http://developer.apple.com/library/ios/referencelibrary/GettingStarted/Learning_Objective-C_A_Primer/) +[Programming with Objective-C. Apple PDF book](https://developer.apple.com/library/ios/documentation/cocoa/conceptual/ProgrammingWithObjectiveC/ProgrammingWithObjectiveC.pdf) [iOS For High School Students: Getting Started](http://www.raywenderlich.com/5600/ios-for-high-school-students-getting-started) |