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How do MySQL indexes work?
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Basically an index on a table works like an index in a book (that's where the name came from):
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Is it a bad practice to use break in a for loop? [closed]
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19 Answers
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How can I see the size of a GitHub repository before cloning it?
...s history), in kilobytes.
For instance, the Git repository weights around 124 MB. The size property of the returned JSON payload is valued to 124283.
Update
The size is indeed expressed in kilobytes based on the disk usage of the server-side bare repository. However, in order to avoid wasting too...
onclick() and onblur() ordering issue
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I was having the exact same issue as you, my UI is designed exactly as you describe. I solved ...
What is the purpose of the reader monad?
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Don't be scared! The reader monad is actually not so complicated, and has real easy-to-use ut...
How to read a text-file resource into Java unit test? [duplicate]
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edited Aug 27 '17 at 12:50
answered Oct 11 '10 at 11:50
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How do I get the value of text input field using JavaScript?
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Serializing with Jackson (JSON) - getting “No serializer found”?
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18 Answers
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Create numpy matrix filled with NaNs
...as posted by Blaenk:
$ python -mtimeit "import numpy as np; a = np.empty((100,100));" "a.fill(np.nan)"
10000 loops, best of 3: 54.3 usec per loop
$ python -mtimeit "import numpy as np; a = np.empty((100,100));" "a[:] = np.nan"
10000 loops, best of 3: 88.8 usec per loop
The timings show a prefere...