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What is the difference between range and xrange functions in Python 2.X?
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In Python 2.x:
range creates a list, so if you do range(1, 10000000) it creates a list in memory with 9999999 elements.
xrange is a sequence object that evaluates lazily.
In Python 3, range does the equivalent of python's xrange, and to get the list, you have to use list(rang...
How to make IPython notebook matplotlib plot inline
...am trying to use IPython notebook on MacOS X with Python 2.7.2 and IPython 1.1.0.
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Django in / not in query
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table1.objects.exclude(id__in=
table2.objects.filter(your_condition).values_list('id', fla...
Code Wrap IntelliJ?
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I think "soft wrap" might be what you're after. It's read-only, i.e. does not change the charac...
Transposing a 2D-array in JavaScript
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array[0].map((_, colIndex) => array.map(row => row[colIndex]));
map calls a provided...
How can I check if a program exists from a Bash script?
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How do I parse a string to a float or int?
...222" to its corresponding float value, 545.2222 ? Or parse the string "31" to an integer, 31 ?
28 Answers
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H2 in-memory database. Table not found
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Why does string::compare return an int?
...like short or char ? My understanding is that this method only returns -1, 0 or 1.
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How to replace plain URLs with links?
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First off, rolling your own regexp to parse URLs is a terrible idea. You must imagine this is a common enough problem that someone h...