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Multiple working directories with Git?
...recommended to make multiple checkouts of a superproject.
Note: with git 2.7rc1 (Nov 2015) you are able to list your worktrees.
See commit bb9c03b, commit 92718b7, commit 5193490, commit 1ceb7f9, commit 1ceb7f9, commit 5193490, commit 1ceb7f9, commit 1ceb7f9 (08 Oct 2015), commit 92718b7, commit 5...
How to pad zeroes to a string?
... 2.6 + python 3
004
>>> print('{:03d}'.format(n)) # python >= 2.7 + python3
004
String formatting documentation.
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Python speed testing - Time Difference - milliseconds
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Since Python 2.7 there's the timedelta.total_seconds() method. So, to get the elapsed milliseconds:
>>> import datetime
>>> a = datetime.datetime.now()
>>> b = datetime.datetime.now()
>>> delta = b - a...
Finding last occurrence of substring in string, replacing that
... the parameter is omitted the function will give an error (tried in Python 2.7). I would suggest either remove the default value, set it to -1 (for unlimited replacements) or better make it replacements=1 (which I think should be the default behaviour for this particular function according to what t...
subtract two times in python
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using python 2.7, I don't have combine method in my datetime module: AttributeError: 'module' object has no attribute 'combine'
– mtoloo
Jul 28 '16 at 12:32
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Format numbers to strings in Python
...m" if hours > 12 else "am"}'
or the str.format function starting with 2.7:
"{:02}:{:02}:{:02} {}".format(hours, minutes, seconds, "pm" if hours > 12 else "am")
or the string formatting % operator for even older versions of Python, but see the note in the docs:
"%02d:%02d:%02d" % (hours, ...
Unzipping files in Python
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ZipFile also works as a context manager in 2.7 or later: docs.python.org/2/library/zipfile.html#zipfile.ZipFile
– FelixEnescu
Jan 22 '17 at 15:01
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Extract date (yyyy/mm/dd) from a timestamp in PostgreSQL
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This works for me in python 2.7
select some_date::DATE from some_table;
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How to disable python warnings
...can also define an environment variable (new feature in 2010 - i.e. python 2.7)
export PYTHONWARNINGS="ignore"
Test like this: Default
$ export PYTHONWARNINGS="default"
$ python
>>> import warnings
>>> warnings.warn('my warning')
__main__:1: UserWarning: my warning
>>>...
How can I selectively escape percent (%) in Python strings?
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@Zenadix This is true in Python 2.7 as well
– Tom
Dec 15 '15 at 18:17
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