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python

How to replace multiple substrings of a string?

August 22, 2022 by Magenaut

I would like to use the .replace function to replace multiple strings.

Categories Python, Q&A Tags python, replace, text Leave a comment

Django template how to look up a dictionary value with a variable

August 22, 2022 by Magenaut

Dots have a special meaning in template rendering. A dot in a variable
name signifies a lookup. Specifically, when the template system
encounters a dot in a variable name, it tries the following lookups,
in this order:

Categories Python, Q&A Tags dictionary, django, python, templates Leave a comment

UnicodeDecodeError when reading CSV file in Pandas with Python

August 22, 2022 by Magenaut

I’m running a program which is processing 30,000 similar files. A random number of them are stopping and producing this error…

Categories Python, Q&A Tags csv, dataframe, pandas, python, unicode Leave a comment

Catch multiple exceptions in one line (except block)

August 22, 2022 by Magenaut

I know that I can do:

Categories Python, Q&A Tags exception, exception-handling, python Leave a comment

Reading JSON from a file?

August 22, 2022 by Magenaut

I am getting a bit of headache just because a simple looking, easy statement is throwing some errors in my face.

Categories Python, Q&A Tags json, python Leave a comment

Why can’t I iterate twice over the same data?

August 22, 2022 by Magenaut

Why can’t I iterate twice over the same iterator?

Categories Python, Q&A Tags iterator, python Leave a comment

Taking subarrays from numpy array with given stride/stepsize

August 22, 2022 by Magenaut

Lets say I have a Python Numpy array a.

Categories Python, Q&A Tags numpy, python, vectorization Leave a comment

Dealing with multiple Python versions and PIP?

August 22, 2022 by Magenaut

Is there any way to make pip play well with multiple versions of Python? For example, I want to use pip to explicitly install things to either my site 2.5 installation or my site 2.6 installation.

Categories Python, Q&A Tags pip, python Leave a comment

Set up a scheduled job?

August 22, 2022 by Magenaut

I’ve been working on a web app using Django, and I’m curious if there is a way to schedule a job to run periodically.

Categories Python, Q&A Tags django, python, scheduled-tasks, web-applications Leave a comment

pip install failing with: OSError: [Errno 13] Permission denied on directory

August 22, 2022 by Magenaut

pip install -r requirements.txt fails with the exception below OSError: [Errno 13] Permission denied: '/usr/local/lib/.... What’s wrong and how do I fix this? (I am trying to setup Django)

Categories Python, Q&A Tags installation, permissions, pip, python Leave a comment
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  1. michealSmith07 on Is there a way to dynamically refresh the less command?August 21, 2022

    That is a very nice post. I like this post.

  2. anonymous on Fix libwacom9 dependency issue when upgrade DebianJune 27, 2022

    saved my day!! Thanks for the help…

  3. sreedhar on Fix libwacom9 dependency issue when upgrade DebianMay 10, 2022

    Thanks its working

  4. saintnick on Fix libwacom9 dependency issue when upgrade DebianMay 10, 2022

    remove libwacom2 worked for me as well

  5. ranafoul on Fix libwacom9 dependency issue when upgrade DebianApril 22, 2022

    apt remove libwacom2 helped on kali 2022.01. gr8

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