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Difference between binary semaphore and mutex
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They are NOT the same thing. They are used for different purposes!
While both types of semaphores have a full/empty state and use the same API, their usage is very different.
Mutual Exclusion Semaphores
Mutual Exclusion semaphores are used to protect shared resources (data structure...
Is gettimeofday() guaranteed to be of microsecond resolution?
...that was originally written for the Win32 API, to Linux (well, porting the OS X port of the Win32 port to Linux).
10 Answer...
Creating a UIImage from a UIColor to use as a background image for UIButton [duplicate]
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Xamarin.iOS solution
public UIImage CreateImageFromColor()
{
var imageSize = new CGSize(30, 30);
var imageSizeRectF = new CGRect(0, 0, 30, 30);
UIGraphics.BeginImageContextWithOptions(imageSize, false, 0);
var c...
How to convert CFStringRef to NSString?
...rs do not have to check the comments. Thanks.
– Dan Rosenstark
Jun 24 '12 at 2:54
add a comment
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dynamically add and remove view to viewpager
(I figured out a solution - please see my post in the Answer section below.)
8 Answers
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Installing vim with ruby support (+ruby)
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I have tried this on Cent_OS but with no success. Tried "./configure --enable-pythoninterp --enable-rubyinterp --enable-cscope --with-features=HUGE --prefix=/home/devel" but vim --version tells me both -python -python3 -ruby. What's wrong?
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How to pass a parcelable object that contains a list of objects?
... described by writeValue() method. developer.android.com/reference/android/os/… Among other things it says that the object can be Serializable. readList() is counterpart of writeList() and will read the same data.
– Alex Gitelman
Jun 10 '11 at 1:04
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Recursively remove files
Does anyone have a solution to remove those pesky ._ and .DS_Store files that one gets after moving files from a Mac to A Linux Server?
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How do you detect/avoid Memory leaks in your (Unmanaged) code? [closed]
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Valgrind also now works on OS X, so linux is not your only option.
– Michael Anderson
Oct 12 '10 at 3:01
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Why declare unicode by string in python?
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Those are two different things, as others have mentioned.
When you specify # -*- coding: utf-8 -*-, you're telling Python the source file you've saved is utf-8. The default for Python 2 is ASCII (for Python 3 it's utf-8). ...