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How to generate a random int in C?
...lled once.
int r = rand(); // Returns a pseudo-random integer between 0 and RAND_MAX.
Edit: On Linux, you might prefer to use random and srandom.
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How do you reindex an array in PHP?
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edited Feb 26 '09 at 16:13
answered Feb 26 '09 at 16:07
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What is the lifetime of a static variable in a C++ function?
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The lifetime of function static variables begins the first time[0] the program flow encounters the declaration and it ends at program termination. This means that the run-time must perform some book keeping in order to destruct it only if it was actually constructed.
Additionally, since t...
How to get all subsets of a set? (powerset)
..., you can just change the range statement to range(1, len(s)+1) to avoid a 0-length combination.
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curl -GET and -X GET
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270
By default you use curl without explicitly saying which request method to use. If you just pass ...
Plotting time in Python with Matplotlib
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answered Oct 15 '09 at 18:18
codeapecodeape
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How can I add a third button to an Android Alert Dialog?
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edited Aug 31 '14 at 20:29
jvperrin
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How do you access a website running on localhost from iPhone browser
...ess network. How do I access localhost from the iPhone? Right now I get a 404 error.
26 Answers
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swift case falling through
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370
Yes. You can do so as follows:
var testVal = "hello"
var result = 0
switch testVal {
case "one...
How to shift a column in Pandas DataFrame
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In [18]: a
Out[18]:
x1 x2
0 0 5
1 1 6
2 2 7
3 3 8
4 4 9
In [19]: a.x2 = a.x2.shift(1)
In [20]: a
Out[20]:
x1 x2
0 0 NaN
1 1 5
2 2 6
3 3 7
4 4 8
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