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python

Avoiding nested for loops

August 19, 2022 by Magenaut

I am trying to do some parameter testing on another code using python. I need to test 6 independent parameters, but I need all of the possible combinations of them.

Categories Python, Q&A Tags for-loop, python Leave a comment

How to get numbers after decimal point?

August 19, 2022 by Magenaut

How do I get the numbers after a decimal point?

Categories Python, Q&A Tags decimal, floating-point, python Leave a comment

Convert SVG to PNG in Python

August 19, 2022 by Magenaut

How do I convert an svg to png, in Python? I am storing the svg in an instance of StringIO. Should I use the pyCairo library? How do I write that code?

Categories Python, Q&A Tags cairo, python, rendering, svg Leave a comment

Pandas convert dataframe to array of tuples

August 19, 2022 by Magenaut

I have manipulated some data using pandas and now I want to carry out a batch save back to the database. This requires me to convert the dataframe into an array of tuples, with each tuple corresponding to a “row” of the dataframe.

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

How to pull a random record using Django’s ORM?

August 19, 2022 by Magenaut

I have a model that represents paintings I present on my site. On the main webpage I’d like to show some of them: newest, one that was not visited for most time, most popular one and a random one.

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

Flask application traceback doesn’t show up in server log

August 19, 2022 by Magenaut

I’m running my Flask application with uWSGI and nginx. There’s a 500 error, but the traceback doesn’t appear in the browser or the logs. How do I log the traceback from Flask?

Categories Python, Q&A Tags flask, nginx, python, uwsgi Leave a comment

Python Unicode Encode Error

August 19, 2022 by Magenaut

I’m reading and parsing an Amazon XML file and while the XML file shows a ‘ , when I try to print it I get the following error:

Categories Python, Q&A Tags ascii, encode, python, unicode Leave a comment

How to remove specific elements in a numpy array

August 19, 2022 by Magenaut

How can I remove some specific elements from a numpy array? Say I have

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

How to convert a date string to different format

August 19, 2022 by Magenaut

I need to convert date string “2013-1-25” to string “1/25/13” in python. I looked at the datetime.strptime but still can’t find a way for this. Answers: Thank you for visiting the Q&A section on Magenaut. Please note that all the answers may not help you solve the issue immediately. So please treat them as advisements. … Read more

Categories Python, Q&A Tags python Leave a comment

tkinter: binding mousewheel to scrollbar

August 19, 2022 by Magenaut

I have this scroll-able frame (frame inside canvas actually).

Categories Python, Q&A Tags binding, mousewheel, python, scrollbar, 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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