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Can existing virtualenv be upgraded gracefully?
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You can use the Python 2.6 virtualenv to "revirtual" the existing directory. You will have to re...
How to check if a model has a certain column/attribute?
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Default value for field in Django model
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How do you use String.substringWithRange? (or, how do Ranges work in Swift?)
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How to dynamically build a JSON object with Python?
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Dan Loughney
4,04033 gold badges2121 silver badges3636 bronze badges
answered Apr 16 '14 at 13:07
Martijn Pieters♦Mar...
Reverse / invert a dictionary mapping
...Python 2.7.x
inv_map = {v: k for k, v in my_map.iteritems()}
For Python 3+:
inv_map = {v: k for k, v in my_map.items()}
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Define variable to use with IN operator (T-SQL)
...List VALUES (1)
INSERT INTO @MyList VALUES (2)
INSERT INTO @MyList VALUES (3)
INSERT INTO @MyList VALUES (4)
SELECT *
FROM MyTable
WHERE MyColumn IN (SELECT Value FROM @MyList)
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iTunes Connect: How to choose a good SKU?
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306
You are able to choose one that you like, but it has to be unique.
Every time I have to enter...
How do I translate an ISO 8601 datetime string into a Python datetime object? [duplicate]
...olid date parsing. If you were to get an ISO 8601 string like: 2010-05-08T23:41:54.000Z you'd have a fun time parsing that with strptime, especially if you didn't know up front whether or not the timezone was included. pyiso8601 has a couple of issues (check their tracker) that I ran into during my ...
How to revert to origin's master branch's version of file
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