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What does |= (ior) do in Python?
... # `s1` is reassigned
{'a', 'b', 'c', 'd', 'e', 'f'}
Dictionaries
In Python 3.9+, new merge (|) and update (|=) operators are proposed between dictionaries. Note: these are not the same as set operators mentioned above.
Given operations between two assigned dicts d1 and d2:
>>> d1 = d...
Convert to binary and keep leading zeros in Python
I'm trying to convert an integer to binary using the bin() function in Python. However, it always removes the leading zeros, which I actually need, such that the result is always 8-bit:
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Python's “in” set operator
I'm a little confused about the python in operator for sets.
5 Answers
5
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Traverse a list in reverse order in Python
... This is slightly slower than using reversed, at least under Python 2.7 (tested).
– kgriffs
Jan 2 '14 at 16:49
14
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How do I connect to this localhost from another computer on the same network?
...ters (the main one hosting your website, as well as a Mac, a Windows and a Linux distro connected (wireless or not) to the main computer.
General Sketch:
1 Set up a virtual host:
You first need to set up a virtual host in your apache httpd-vhosts.conf file. On XAMP, you can find this file h...
Redirect all output to file [duplicate]
I know that in Linux, to redirect output from the screen to a file, I can either use the > or tee . However, I'm not sure why part of the output is still output to the screen and not written to the file.
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How to print a dictionary's key?
I would like to print a specific Python dictionary key:
20 Answers
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The order of keys in dictionaries
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You could use OrderedDict (requires Python 2.7) or higher.
Also, note that OrderedDict({'a': 1, 'b':2, 'c':3}) won't work since the dict you create with {...} has already forgotten the order of the elements. Instead, you want to use OrderedDict([('a', 1), ('b'...
Negation in Python
...xist, but the ! (not) operator doesn't work. I'm not sure how to negate in Python... What's the correct way to do this?
4 A...
retrieve links from web page using python and BeautifulSoup [closed]
...etrieve the links of a webpage and copy the url address of the links using Python?
16 Answers
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