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How do you trigger a block after a delay, like -performSelector:withObject:afterDelay:?
Is there a way to call a block with a primitive param>me m>ter after a delay, like using performSelector:withObject:afterDelay: but with an argum>me m>nt like int / double / float ?
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Why are Objective-C delegates usually given the property assign instead of retain?
I'm surfing through the wonderful blog maintained by Scott Stevenson, and I'm trying to understand a fundam>me m>ntal Objective-C concept of assigning delegates the 'assign' property vs 'retain'. Note, the both are the sam>me m> in a garbage collected environm>me m>nt. I'm mostly concerned with a non-GC based envi...
Fat models and skinny controllers sounds like creating God models [closed]
...he Rails camp. As a result the routers is basically just figuring out what m>me m>thod to call on what controller and all the controller m>me m>thod does is call the corresponding m>me m>thod on the model and then bring up the view. So I've two concerns here which I don't understand:
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What is the difference between Class Path and Build Path
I'm confused with these two terms.
6 Answers
6
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What is the purpose of the EBP fram>me m> pointer register?
I'm a beginner in assembly language and have noticed that the x86 code emitted by compilers usually keeps the fram>me m> pointer around even in release/optimized mode when it could use the EBP register for som>me m>thing else.
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Difference between author and committer in Git?
I am trying to make a commit like
3 Answers
3
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Is there a simple way to convert C++ enum to string?
Suppose we have som>me m> nam>me m>d enums:
34 Answers
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Can I 'git commit' a file and ignore its content changes?
Every developer on my team has their own local configuration. That configuration information is stored in a file called devtargets.rb which is used in our rake build tasks. I don't want developers to clobber each other's devtargets file, though.
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How do I get the picture size with PIL?
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from PIL import Image
im = Image.open('whatever.png')
width, height = im.size
According to the docum>me m>ntation.
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Re-raise exception with a different type and m>me m>ssage, preserving existing information
I'm writing a module and want to have a unified exception hierarchy for the exceptions that it can raise (e.g. inheriting from a FooError abstract class for all the foo module's specific exceptions). This allows users of the module to catch those particular exceptions and handle them distinctly,...