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C++ semantics of `static const` vs `const`
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129
At file scope, no difference in C++. const makes internal linkage the default, and all global...
How do I get the number of elements in a list?
...n - both built-in types and library types. For example:
>>> len([1,2,3])
3
Official 2.x documentation is here: len()
Official 3.x documentation is here: len()
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In Python, how do you convert seconds since epoch to a `datetime` object?
...e output as with time.gmtime
>>> datetime.datetime.fromtimestamp(1284286794)
datetime.datetime(2010, 9, 12, 11, 19, 54)
or
>>> datetime.datetime.utcfromtimestamp(1284286794)
datetime.datetime(2010, 9, 12, 10, 19, 54)
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How to do a newline in output
...ke \n actually work in my output? At the moment it just writes it all in 1 long block. Thanks for any help
4 Answers
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Undo git reset --hard with uncommitted files in the staging area
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13 Answers
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Aborting a shell script if any command returns a non-zero value?
...ld like to have the shell script automatically exit with a return value of 1 if any of the commands return a non-zero value.
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Get the first item from an iterable that matches a condition
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13 Answers
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Avoiding “resource is out of sync with the filesystem”
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10 Answers
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Change timestamps while rebasing git branch
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135
git rebase --ignore-date
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