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No module named setuptools
...aheer Ahmed
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answered Mar 20 '14 at 17:09
ArvindArvind
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Running a cron job at 2:30 AM everyday
How to configure a cron job to run every night at 2:30? I know how to make it run at 2, but not 2:30.
6 Answers
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How to add icon inside EditText view in Android ?
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edited Nov 26 '10 at 0:38
answered Nov 26 '10 at 0:31
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Math.random() versus Random.nextInt(int)
...tributed bits in its mantissa, so it is uniformly distributed in the range 0 to 1-(2^-53).
Random.nextInt(n) uses Random.next() less than twice on average- it uses it once, and if the value obtained is above the highest multiple of n below MAX_INT it tries again, otherwise is returns the value ...
How to use shared memory with Linux in C
...lains their purpose.
return mmap(NULL, size, protection, visibility, -1, 0);
}
The following is an example program that uses the function defined above to allocate a buffer. The parent process will write a message, fork, and then wait for its child to modify the buffer. Both processes can read a...
How to generate a random integer number from within a range
...rong. Returning rand() % N does not uniformly give a number in the range [0, N) unless N divides the length of the interval into which rand() returns (i.e. is a power of 2). Furthermore, one has no idea whether the moduli of rand() are independent: it's possible that they go 0, 1, 2, ..., which is...
Android dex gives a BufferOverflowException when building
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No need to downgrade the build tools back to 18.1.11, this issue is fixed with build tools 19.0....
how to check redis instance version?
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310
$ redis-server --version
gives you the version.
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How to get the index of a maximum element in a numpy array along one axis
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>>> a.argmax(axis=0)
array([1, 1, 0])
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What's the UIScrollView contentInset property for?
...enclosing scroll view.
Obj-C
aScrollView.contentInset = UIEdgeInsetsMake(0, 0, 0, 7.0);
Swift 5.0
aScrollView.contentInset = UIEdgeInsets(top: 0, left: 0, bottom: 0, right: 7.0)
Here's a good iOS Reference Library article on scroll views that has an informative screenshot (fig 1-3) - I'll rep...