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Get a substring of a char* [duplicate]
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char subbuff[5];
memcpy( subbuff, &buff[10], 4 );
subbuff[4] = '\0';
Job done :)
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Any free WPF themes? [closed]
...n't noticed.
– Mat J
Aug 4 '12 at 7:10
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C++ : why bool is 8 bits long?
In C++, I'm wondering why the bool type is 8 bits long (on my system), where only one bit is enough to hold the boolean value ?
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Rendering JSON in controller
...ON-ify the provided data. The :callback key in the second example needs a bit more explaining (see below), but it is another variation on the same idea (returning data in a way that JavaScript can easily handle.)
Why :callback?
JSONP (the second example) is a way of getting around the Same Origin...
git still shows files as modified after adding to .gitignore
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2. git add .
3. git commit -m 'Removing ignored files'
Here is a little bit more info.
This command will remove all cached files from index.
This command will add all files except those which are mentioned in gitignore.
This command will commit your files again and remove the fil...
How does StartCoroutine / yield return pattern really work in Unity?
...passed. Those while(playingAnimation)
yield return null; constructs are bit tedious, don’t you think?
Unity declares the YieldInstruction base type, and provides a few concrete derived types that indicate particular kinds of wait. You’ve got WaitForSeconds, which resumes the coroutine af...
How to declare strings in C [duplicate]
...9
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Why does viewWillAppear not get called when an app comes back from the background?
... you layout out UIs with the appropriate autoresizing masks on the various bits, sometimes you don't even need to deal with the 'manual' laying out of your UI - it just gets dealt with...
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How do I merge two dictionaries in a single expression in Python (taking union of dictionaries)?
...) is for creating dictionaries for readability purposes, e.g.:
dict(a=1, b=10, c=11)
instead of
{'a': 1, 'b': 10, 'c': 11}
Response to comments
Despite what Guido says, dict(x, **y) is in line with the dict specification, which btw. works for both Python 2 and 3. The fact that this only works for...
Stack, Static, and Heap in C++
...memory and works backwards.
Explaining how a stack grows and shrinks is a bit outside the scope of this answer, but suffice to say you always add and remove from the end only. Stacks usually start high and grow down to lower addresses. You run out of memory when the stack meets the dynamic allocato...