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Why are #ifndef and #define used in C++ header files?
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edited Jul 8 '15 at 19:18
QuantumFool
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an...
The simplest way to resize an UIImage?
...e of the resizing options.
Or you can use this utility method, if you actually need to resize an image:
+ (UIImage *)imageWithImage:(UIImage *)image scaledToSize:(CGSize)newSize {
//UIGraphicsBeginImageContext(newSize);
// In next line, pass 0.0 to use the current device's pixel scaling fa...
Flatten an Array of Arrays in Swift
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Just to state this more generally, flatMap is available as of Swift 1.2.
– Mick MacCallum
Apr 24 '15 at 4:56
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Convert JavaScript string in dot notation into an object reference
...k themselves the question "why am I doing this?"
It is of course generally fine to do this if your use case is small and you will not run into performance issues, AND you won't need to build upon your abstraction to make it more complicated later. In fact, if this will reduce code complexity an...
Should IBOutlets be strong or weak under ARC?
...t practice from Apple is for IBOutlets to be strong unless weak is specifically needed to avoid a retain cycle. As Johannes mentioned above, this was commented on in the "Implementing UI Designs in Interface Builder" session from WWDC 2015 where an Apple Engineer said:
And the last option I want...
How to get the python.exe location programmatically? [duplicate]
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edited Jul 13 at 15:16
np8
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answered Apr...
Can I use a binary literal in C or C++?
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edited Mar 29 '17 at 15:52
Peter Mortensen
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How to pattern match using regular expression in Scala?
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edited Aug 10 '15 at 16:11
r0estir0bbe
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an...
Calling constructors in c++ without new
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Both lines are in fact correct but do subtly different things.
The first line creates a new...
setuptools: package data folder location
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answered Dec 23 '10 at 15:23
lgautierlgautier
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