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How to unmount a busy device
...t. So I guess I mounted it twice in the end to the same location? Not sure what that did.
– sudo
Sep 8 '17 at 0:42
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how to prevent “directory already exists error” in a makefile when using mkdir
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-p doesn't work on Windows, which is presumably what the question is asking about. Not sure how this ever got accepted.
– Antimony
May 6 '14 at 2:00
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Multiple aggregations of the same column using pandas GroupBy.agg()
...dAgg namedtuple with the fields
['column', 'aggfunc'] to make it clearer what the arguments are. As
usual, the aggregation can be a callable or a string alias.
You can now pass a tuple via keyword arguments. The tuples follow the format of (<colName>, <aggFunc>).
import pandas ...
jQuery lose focus event
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what if the browser like chrome auto fill the textbox, i don't think it will trigger the blur()
– pita
Apr 24 '13 at 19:48
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How does java do modulus calculations with negative numbers?
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I guess I didn't explain myself correctly. What I meant by "the right answer" when |-a|<b is that in order to get a positive result we should "wrap" the given result from a%b by adding b to it. In my example, (-3)%5 indeed gives -3, and if we want the positive rema...
Failed to load the JNI shared Library (JDK)
...S. 64-bit OS can just as well run a combo of 32-bit Java + 32-bit Eclipse. What must match is the bittedness of JRE/JDK and Eclipse.
– E-Riz
Jul 3 '14 at 15:23
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Fastest way to implode an associative array with keys
...tion. So, if it's not for a URL, is this really faster than array_walk and what if you don't want it encoded?
– e-motiv
Jan 31 '14 at 23:12
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java get file size efficiently
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Beyond what the javadoc for InputStream.available() says, the fact that the available() method returns an int should be a red flag against the URL approach. Try it with a 3GB file and it will be obvious that it is not a valid way t...
Check whether a string matches a regex in JS
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What does the initial ^ in the regex does there?
– PedroD
Dec 1 '16 at 22:13
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MS-DOS Batch file pause with enter key
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pause command is what you looking for.
If you looking ONLY the case when enter is hit you can abuse the runas command:
runas /user:# "" >nul 2>&1
the screen will be frozen until enter is hit.What I like more than set/p= is that i...