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Python

How to sort the letters in a string alphabetically in Python

August 12, 2022 by Magenaut

Is there an easy way to sort the letters in a string alphabetically in Python?

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

Spyder 5 missing dependencies – spyder_kernels version error

August 12, 2022 by Magenaut

Spyder gives me error message like above, but I cannot solve it. I think the version of spyder_kernels should be 2.0.1 at least, but I already updated my version as 2.0.1. Why I get such warning message? & How can I solve it? I reinstalled spyder-kernels both conda and pip, but it didn’t help. Answers: … Read more

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

Behaviour of truncate() method in Python

August 12, 2022 by Magenaut

This is from exercise 16 from Zed Shaw’s Python tutorials. I’m having a hard time understanding what exactly the truncate function does in this case. So the logic is that we open a file and then…shorten it? For what? What exactly is happening here?

Categories Python, Q&A Tags file-io, python Leave a comment

python matrix transpose and zip

August 12, 2022 by Magenaut

How to get the transpose of this matrix..Any easier ,algorithmic way to do this…

Categories Python, Q&A Tags python Leave a comment

Python Requests getting SSLerror

August 12, 2022 by Magenaut

Trying to make a simple get request using Requests session but I keep getting SSLerror for a specific site. I think maybe the problem is with the site (I did a scan using https://www.ssllabs.com, results are down bellow), but I cant be sure because I have no knowledge in this area 🙂 I would sure like to understand what is going on.

Categories Python, Q&A Tags python, python-requests, ssl, ssl-certificate Leave a comment

Python: Pass or Sleep for long running processes?

August 12, 2022 by Magenaut

I am writing an queue processing application which uses threads for waiting on and responding to queue messages to be delivered to the app. For the main part of the application, it just needs to stay active. For a code example like:

Categories Python, Q&A Tags python Leave a comment

Can’t compare naive and aware datetime.now() <= challenge.datetime_end

August 12, 2022 by Magenaut

I am trying to compare the current date and time with dates and times specified in models using comparison operators:

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

Numpy Pure Functions for performance, caching

August 12, 2022 by Magenaut

I’m writing some moderately performance critical code in numpy.
This code will be in the inner most loop, of a computation that’s run time is measured in hours.
A quick calculation suggest that this code will be executed up something like 10^12 times, in some variations of the calculation.

Categories Python, Q&A Tags blas, memoization, numpy, optimization, python Leave a comment

Multiprocessing causes Python to crash and gives an error may have been in progress in another thread when fork() was called

August 12, 2022 by Magenaut

I am relatively new to Python and trying to implement a Multiprocessing module for my for loop.

Categories Python, Q&A Tags macos, multithreading, python, python-3.x Leave a comment

Sum the second value of each tuple in a list

August 12, 2022 by Magenaut

I have structure like this:

Categories Python, Q&A Tags 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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