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Find intersection of two nested lists?
... 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)) fo...
Can I read the hash portion of the URL on my server-side application (PHP, Ruby, Python, etc.)?
... accessing http://localhost:8000/hello?foo=bar#this-is-not-sent-to-server
python -c "import SimpleHTTPServer;SimpleHTTPServer.test()"
Serving HTTP on 0.0.0.0 port 8000 ...
localhost - - [02/Jun/2009 12:48:47] code 404, message File not found
localhost - - [02/Jun/2009 12:48:47] "GET /hello?foo=bar ...
How to concatenate items in a list to a single string?
...rse operation is list.split(" "). Any idea if this is going to be added to Python's methods for lists?
– Wouter Thielen
Aug 23 '15 at 10:02
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How to prevent auto-closing of console after the execution of batch file
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Add cmd.exe as a new line below the code you want to execute:
c:\Python27\python D:\code\simple_http_server.py
cmd.exe
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Skipping Iterations in Python
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The real question: Is leavin out the 'g' in 'lookin' Pythonic?
– Mason Gardner
Jan 12 '17 at 18:22
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Is it possible to use Visual Studio on macOS?
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Ok now when .NET is available opensource on Linux and Mac you should fix your comment "will not run" :)
– Mejmo
Nov 20 '14 at 13:23
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How do I call setattr() on the current module?
...ables when called in a function, and then it must be treated as R/O -- the Python online docs can be a bit confusing about this specific distinction).
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Python __call__ special method practical example
...torial function that contains a static variable (as that's not possible in Python).
class Factorial:
def __init__(self):
self.cache = {}
def __call__(self, n):
if n not in self.cache:
if n == 0:
self.cache[n] = 1
else:
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What is the most efficient way to store a list in the Django models?
Currently I have a lot of python objects in my code similar to the following:
12 Answers
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How to count the frequency of the elements in an unordered list?
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The python groupby creates new groups when the value it sees changes. In this case 1,1,1,2,1,1,1] would return [3,1,3]. If you expected [6,1] then just be sure to sort the data before using groupby.
– Evan
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