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How to prevent gcc optimizing some statements in C?
...eeds. This has the advantage of just applying to a single function and not all functions defined in the same file.
Usage example:
void __attribute__((optimize("O0"))) foo(unsigned char data) {
// unmodifiable compiler code
}
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Drop all tables whose names begin with a certain string
How can I drop all tables whose names begin with a given string?
14 Answers
14
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GPU Emulator for CUDA programming without the hardware [closed]
Question: Is there an emulator for a Geforce card that would allow me to program and test CUDA without having the actual hardware?
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How to check if a map contains a key in Go?
...ring) and ok will receive a bool that will be set to true if "foo" was actually present in the map
evaluates ok, which will be true if "foo" was in the map
If "foo" is indeed present in the map, the body of the if statement will be executed and val will be local to that scope.
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Refresh a page using JavaScript or HTML [duplicate]
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no, i did not test them all
– epoch
Jan 10 '14 at 8:06
13
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Google Tag Manager 入门指南 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...的tag可定制的地方很少。
Rule：
加载规则，默认的是，All pages规则，可以自己添加，以和Tag关联，决定在什么条件下，加载指定的tag。
Macro：
宏，预定义的名称键值对，默认有：event，referrer，url三个宏，宏可以应用在rule和ta...
Convert a series of parent-child relationships into a hierarchical tree?
...o '</ul>';
}
}
You'll only save 8 iterations on a dataset as small as this but on bigger sets it could make a difference.
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Regular expression to allow spaces between words
I want a regular expression that prevents symbols and only allows letters and numbers. The regex below works great, but it doesn't allow for spaces between words.
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Find out how much memory is being used by an object in Python [duplicate]
...and internal structures related to object types and garbage collection. Finally, some python objects have non-obvious behaviors. For instance, lists reserve space for more objects than they have, most of the time; dicts are even more complicated since they can operate in different ways (they have a ...
Asserting successive calls to a mock method
Mock has a helpful assert_called_with() method . However, as far as I understand this only checks the last call to a method.
If I have code that calls the mocked method 3 times successively, each time with different parameters, how can I assert these 3 calls with their specific parameters?
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