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Explicitly select items from a list or tuple
... myBigList[i] for i in [87, 342, 217, 998, 500] ]
20.6 usec: map(myBigList.__getitem__, (87, 342, 217, 998, 500))
22.7 usec: itemgetter(87, 342, 217, 998, 500)(myBigList)
24.6 usec: list( myBigList[i] for i in [87, 342, 217, 998, 500] )
Note that in Python 3, the 1st was changed to be the same as ...
What is the difference between _tmain() and main() in C++?
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_tmain does not exist in C++. main does.
_tmain is a Microsoft extension.
main is, according to the C++ standard, the program's entry point.
It has one of these two signatures:
int main();
int main(int argc, char* argv[]);...
Count character occurrences in a string in C++
How can I count the number of "_" in a string like "bla_bla_blabla_bla" ?
13 Answers
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How do you automate Javascript minification for your Java web applications?
...aring how you prefer to automate Javascript minification for your Java web apps. Here are a few aspects I'm particularly interested in:
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Fatal error: use of unimplemented initializer 'init(coder:)' for class
...iewcontroller ) to my storyboard view controller and load the project, the app crashes suddenly with the following error:
6...
What is the most pythonic way to check if an object is a number?
...: 0 + x
except TypeError: canadd=False
else: canadd=True
The presence of __add__ per se tells you nothing useful, since e.g all sequences have it for the purpose of concatenation with other sequences. This check is equivalent to the definition "a number is something such that a sequence of such t...
Returning value from Thread
...memory consistency guarantees of CountDownLatch. The value array creation happens-before uiThread start (program order rule) which synchronizes-with the assignment of 2 to value[0] (thread start) which happens-before latch.countDown() (program order rule) which happens-before latch.await() (guarante...
Best way to synchronize local HTML5 DB (WebSQL Storage, SQLite) with a server (2 way sync) [closed]
I am developing a mobile web application (for iPhone & Android) with a local database (using html5 webstorage) so my app is still usable when the user is offline.
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Using comma as list separator with AngularJS
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I'm using this approach since it allows me to use a filter on each value in the list.
– C Fairweather
Feb 3 '16 at 18:58
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Best way to stress test a website [duplicate]
...o ask but, what's the best way to replicate a large load on an asp.net web application? Is there an easy way to simulate many requests on particular pages? Or is the best thing to use a profiler to track a single request and then work out from that if the performance is ok?
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