Top "Objective-c" questions

This tag should be used only on questions that are about Objective-C features or depend on code in the language.

What's the difference between "bundle display name" and "bundle name" in cocoa application's info plist

Here is a good question: Bundle Name, Executable Name, Product Name...anything else? but I just wonder about the difference …

iphone objective-c cocoa macos
CALayers didn't get resized on its UIView's bounds change. Why?

I have a UIView which has about 8 different CALayer sublayers added to its layer. If I modify the view's bounds (…

iphone ios objective-c uiview calayer
Xcode 5: Code signing entitlement errors

I've build a new application which is going to support IOS 7. I got the new XCode 5 GM and tried to …

objective-c xcode macos code-signing xcode5
HTML Content fit in UIWebview without zooming out

I am making use of the UIWebView to render some HTML. However, although the width of my webview is 320 my …

iphone objective-c uiwebview
Regular expressions in an Objective-C Cocoa application

Initial Googling indicates that there's no built-in way to do regular expressions in an Objective-C Cocoa application. So four questions: …

objective-c regex cocoa
Detecting if an NSString contains...?

How can I detect if a string contains a certain word? For example, I have a string below which reads: @"…

objective-c string nsstring
NSMutableArray check if object already exists

I am not sure how to go about this. I have an NSMutableArray (addList) which holds all the items to …

iphone objective-c ios nsmutablearray
Circular Progress Bars in IOS

I want to create a circular progress bar like the following: How can I do that using Objective-C and Cocoa? …

objective-c cocoa-touch ios5 ios4 ios6
iOS - How to set a UISwitch programmatically

I want to set my UISwitch to on or off programmatically. How would I do that? I am an iOS …

objective-c ios
Remove all but numbers from NSString

I have an NSString (phone number) with some parenthesis and hyphens as some phone numbers are formatted. How would I …

objective-c nsstring