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Rotating a two-dimensional array in Python
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Consider the following two-dimensional list:
original = [[1, 2],
[3, 4]]
Lets break it down step by step:
>>> original[::-1] # elements of original are reversed
[[3, 4], [1, 2]]
This list is passed into zip() using argument unpacking, so the zip call ends...
Determine function name from within that function (without using traceback)
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19 Answers
19
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Code for decoding/encoding a modified base64 URL
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edited Aug 4 '09 at 21:36
answered Aug 4 '09 at 17:06
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How to check a string for specific characters?
...# original answer given, but less Pythonic than the above...
s.find('$')==-1 # not found
s.find('$')!=-1 # found
And so on for other characters.
... or
pattern = re.compile(r'\d\$,')
if pattern.findall(s):
print('Found')
else
print('Not found')
... or
chars = set('0123456789$,')
if an...
Depend on a branch or tag using a git URL in a package.json?
...t;user>/<project>.git#feature\/<branch>
As of NPM version 1.1.65, you can do this:
<user>/<project>#<branch>
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SyntaxError: Use of const in strict mode
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10 Answers
10
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Convert dmesg timestamp to custom date format
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182
Understanding dmesg timestamp is pretty simple: it is time in seconds since the kernel started...
What's the equivalent of Java's Thread.sleep() in Objective-C/Cocoa?
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161
Yes, there's +[NSThread sleepForTimeInterval:]
(Just so you know for future questions, Object...
Restart/undo conflict resolution in a single file
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answered Jan 19 '13 at 0:18
Alex KraussAlex Krauss
6,96144 gold badges2020 silver badges2626 bronze badges
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