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How to split a long regular expression into multiple lines in JavaScript?
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11 Answers
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Add a new element to an array without specifying the index in Bash
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1599
Yes there is:
ARRAY=()
ARRAY+=('foo')
ARRAY+=('bar')
Bash Reference Manual:
In the con...
How to get the seconds since epoch from the time + date output of gmtime()?
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126
If you got here because a search engine told you this is how to get the Unix timestamp, stop r...
Filtering a list based on a list of booleans
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188
You're looking for itertools.compress:
>>> from itertools import compress
>>&g...
Does a valid XML file require an XML declaration?
...le using Sax Parser of Xerces.
Is the XML declaration <?xml version="1.0" encoding="UTF-8"?> required?
3 Answers
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Is there a performance difference between a for loop and a for-each loop?
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16 Answers
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Convert numpy array to tuple
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161
>>> arr = numpy.array(((2,2),(2,-2)))
>>> tuple(map(tuple, arr))
((2, 2), (2...
upstream sent too big header while reading response header from upstream
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Add the following to your conf file
fastcgi_buffers 16 16k;
fastcgi_buffer_size 32k;
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twitter bootstrap typeahead ajax example
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Confusion between factor levels and factor labels
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131
Very short : levels are the input, labels are the output in the factor() function. A factor ha...