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Django Server Error: port is already in use
... 0 0 127.0.0.1:8000 0.0.0.0:* LISTEN 6599/python
tcp 0 0 127.0.0.1:27017 0.0.0.0:* LISTEN -
tcp 0 0 192.168.124.1:53 0.0.0.0:* LISTEN -
tcp ...
String slugification in Python
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There is a python package named python-slugify, which does a pretty good job of slugifying:
pip install python-slugify
Works like this:
from slugify import slugify
txt = "This is a test ---"
r = slugify(txt)
self.assertEquals(r, "this...
What is the most efficient way of finding all the factors of a number in Python?
...e explain to me an efficient way of finding all the factors of a number in Python (2.7)?
22 Answers
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Convert Python dict into a dataframe
I have a Python dictionary like the following:
15 Answers
15
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Decode HTML entities in Python string?
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Python 3.4+
Use html.unescape():
import html
print(html.unescape('£682m'))
FYI html.parser.HTMLParser.unescape is deprecated, and was supposed to be removed in 3.5, although it was left in by mistake. It will be...
How to efficiently compare two unordered lists (not sets) in Python?
...e efficient method and clearly I drew a blank. After extensive testing in python 3 with the timeit module, sorted consistently comes out faster on lists of integers. On lists of, 1k items, about 1.5% slower and on short lists, 10 items, 7.5% slower. Thoughts?
– arctelix
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append new row to old csv file python
...new row to my old csv file. Basically, it gets updated each time I run the Python script.
7 Answers
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The difference between fork(), vfork(), exec() and clone()
...for non-MMU platforms.
pthread_create() creates a new thread.
clone() is a Linux-specific call, which can be used to implement anything from fork() to pthread_create(). It gives a lot of control. Inspired on rfork().
rfork() is a Plan-9 specific call. It's supposed to be a generic call, allowing sev...
Python JSON serialize a Decimal object
...ow that I tried Michał Marczyk's answer on my web server that was running Python 2.6.5 and it worked fine. However, I upgraded to Python 2.7 and it stopped working. I tried to think of some sort of way to encode Decimal objects and this is what I came up with:
import decimal
class DecimalEncoder(...
How to use filter, map, and reduce in Python 3
filter , map , and reduce work perfectly in Python 2. Here is an example:
7 Answers
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