language agnostic - Binary file layout reference

language agnostic - Binary file layout reference

Where are some good sources of information on binary file layout structures? If I wanted to pull in a BTrieve index file, parse MP3 headers, etc. Where does one get reliable information?…


ios - How do I create delegates in Objective-C?

I know how delegates work, and I know how I can use them. But how do I create them?…


objective c - How to use custom delegates in Objective-C

I need to know about the usage of delegate methods in Objective-C. Can anyone point me to the correct source?…


iphone - NSMutableSet vs NSMutableArray

What's the difference? In my context, I need to be able to dynamically add to and remove objects. The user clicks on rows of a table that check on and off and thus add or remove the referenced object…


Replacing image in sprite-cocos2d game development of iphone

I want to change the sprite image. Say for example. mainSprite=[Sprite spriteWithFile:@"redFile.png"];[self addChild:mainSprite]; Here, Sprite is already added to a layer. I have mainSprite(pointer…



iphone - Creating.pem file for APNS?

How do I create a.pem file to be stored in the hosting server for APN payload data?…


What are the rules behind “X would like to use your current location” on the iPhone?

Using location-awareness on the iPhone triggers the "X would like to use your current location"-"Don't allow"/"OK". In the CLLocationManager documentation, it is stated: "The user has the option of…


XCode Semicolon after Autocomplete

When using autocomplete to fill in method arguments, most of the time there should be a semicolon at the end. It seems like there must be some keyboard shortcut to put in the semicolon(and maybe a n…


objective c - Hiding NSTableView header?

How do I hide an NSTableView header completely, so that it does not take any space up?…


Get Rows Count from sqlite database in iPhone ios

Background All day long I've been trying to solve a problem, I read all the articles and documentation that I could find on the Internet, but I can't solve this. I'm writing an application for iPhone…




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