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Python

Understanding celery task prefetching

August 13, 2022 by Magenaut

I just found out about the configuration option CELERYD_PREFETCH_MULTIPLIER (docs). The default is 4, but (I believe) I want the prefetching off or as low as possible. I set it to 1 now, which is close enough to what I’m looking for, but there’s still some things I don’t understand:

Categories Python, Q&A Tags celery, celeryd, python Leave a comment

Running “unique” tasks with celery

August 13, 2022 by Magenaut

I use celery to update RSS feeds in my news aggregation site. I use one @task for each feed, and things seem to work nicely.

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

Python reverse-stride slicing

August 13, 2022 by Magenaut

A specific example of my question is, “How can I get ‘3210’ in this example?”

Categories Python, Q&A Tags python, slice, string Leave a comment

Which maximum does Python pick in the case of a tie?

August 13, 2022 by Magenaut

When using the max() function in Python to find the maximum value in a list (or tuple, dict etc.) and there is a tie for maximum value, which one does Python pick? Is it random?

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

Using BeautifulSoup to find a HTML tag that contains certain text

August 13, 2022 by Magenaut

I’m trying to get the elements in an HTML doc that contain the following pattern of text: #S{11}

Categories Python, Q&A Tags beautifulsoup, html-content-extraction, python, regex Leave a comment

python’s webbrowser launches IE, instead of default browser, on Windows relative path

August 13, 2022 by Magenaut

I’m attempting to launch a local html file from python in the default browser (right now my default is Google Chrome if I double-click on a .html file, Chrome launches.)

Categories Python, Q&A Tags browser, default, python, python-webbrowser, windows Leave a comment

NoReverseMatch with keyword argument uidb64 with Django 2.0

August 13, 2022 by Magenaut

I can’t understand why my code doesn’t work. Before it worked, but now, when I run the server and test, the code does not work.

Categories Python, Q&A Tags django, django-2.0, django-templates, python, python-3.x Leave a comment

Capitalize a string

August 13, 2022 by Magenaut

Does anyone know of a really simple way of capitalizing just the first letter of a string, regardless of the capitalization of the rest of the string?

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

How do I change the file creation date of a Windows file?

August 13, 2022 by Magenaut

How do I change the file creation date of a Windows file from Python?

Categories Python, Q&A Tags date, file, python, time, windows Leave a comment

Creating a table look-a-like Tkinter

August 13, 2022 by Magenaut

I am looking to create something that resembles a table in Tkinter but it doesn’t necessarily have to be one.

Categories Python, Q&A Tags python, tkinter 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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