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Create singleton using GCD's dispatch_once in Objective-C
...ly acceptable and thread-safe way to create an instance of your class. It may not technically be a "singleton" (in that there can only ever be 1 of these objects), but as long as you only use the [Foo sharedFoo] method to access the object, this is good enough.
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How do I create a variable number of variables?
How do I accomplish variable variables in Python?
14 Answers
14
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How do I check for C++11 support?
Is there a way to detect at compile-time if the compiler supports certain features of C++11? For example, something like this:
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Integer division with remainder in JavaScript?
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For some number y and some divisor x compute the quotient (quotient) and remainder (remainder) as:
var quotient = Math.floor(y/x);
var remainder = y % x;
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sphinx-build fail - autodoc can't import/find module
I'm trying to get started with Sphinx and seem to have relentless problems.
7 Answers
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Set padding for UITextField with UITextBorderStyleNone
I wanted to use a custom background for my UITextFields . This works fine except for the fact that I have to use UITextBorderStyleNone to make it look pretty. This forces the text to stick to the left without any padding.
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In which order do CSS stylesheets override?
In an HTML header, I've got this:
11 Answers
11
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Xcode 6 Bug: Unknown class in Interface Builder file
I upgraded to Xcode 6 beta 4 and now my App continuously crashes with the message
52 Answers
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Checking a Python module version at runtime
Many third-party Python modules have an attribute which holds the version information for the module (usually something like module.VERSION or module.__version__ ), however some do not.
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Git stash: “Cannot apply to a dirty working tree, please stage your changes”
I am trying to apply changes I stashed earlier with git stash pop and get the message:
11 Answers
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