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How to declare an array in Python?
...st = [[a, b], [c, d]]. Depending on what you need multi-dimensional arrays for, you also might consider using numpy, which defines array types for multi-dimensional, homogeneous, unboxed arrays that can be much more efficient where applicable, so they're preferable for numeric computations.
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Is MonoTouch now banned on the iPhone? [closed]
...nterface, nice touch interface ... but ... stopping us developing anything for it unless we have a mac, stopping us developing anything for it unless it is object C / C / C++. I mean what would we all think if microsoft came along and said 'nope - can't develop anything in windows unless it is in C ...
What is the difference between re.search and re.match?
... entire string, as the documentation says:
Scan through string looking for a
location where the regular expression
pattern produces a match, and return a
corresponding MatchObject instance.
Return None if no position in the
string matches the pattern; note that
this is different from...
what is the best way to convert a json formatted key value pair to ruby hash with symbol as key?
I am wondering what is the best way to convert a json formatted key value pair to ruby hash with symbol as key:
example:
7...
Best way to work with dates in Android SQLite [closed]
...u can use a text field to store dates within SQLite.
Storing dates in UTC format, the default if you use datetime('now') (yyyy-MM-dd HH:mm:ss) will then allow sorting by the date column.
Retrieving dates as strings from SQLite you can then format/convert them as required into local regionalised fo...
Find intersection of two nested lists?
... 15, 16]]
c3 = [[13, 32], [7, 13, 28], [1,6]]
Then here is your solution for Python 2:
c3 = [filter(lambda x: x in c1, sublist) for sublist in c2]
In Python 3 filter returns an iterable instead of list, so you need to wrap filter calls with list():
c3 = [list(filter(lambda x: x in c1, sublist)...
How to display the default iOS 6 share action sheet with available share options?
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Nice edit for the Swift version. I'd change the .append(item) for a += item. Looks more swift-y
– Ignacio Inglese
Jul 7 '14 at 23:45
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使用模拟器构建应用程序 · App Inventor 2 中文网
... = document.getElementsByTagName("script")[0]; s.parentNode.insertBefore(hm, s); })();
使用模拟器构建应用程序
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App Inventor includes an emulator for the phone. The emulator let...
How to get all groups that a user is a member of?
...ame and set with $username = "testuser" to easily do variable substitution for other user lookups.
– projectdp
Jan 25 '16 at 21:23
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How do I determine if my python shell is executing in 32bit or 64bit?
...ff', True)
sys.maxsize was introduced in Python 2.6. If you need a test for older systems, this slightly more complicated test should work on all Python 2 and 3 releases:
$ python-32 -c 'import struct;print( 8 * struct.calcsize("P"))'
32
$ python-64 -c 'import struct;print( 8 * struct.calcsize("...