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python

QtDesigner changes will be lost after redesign User Interface

August 22, 2022 by Magenaut

I’m using Qt Designer for design GUI to use in python, after designing my desired UI in Qt Designer, convert it to python code and then I changed generated code to do some action in my python code, but if I changed the UI with Qt Designer and convert it to python code again, I lost my previous changes on my code.

Categories Python, Q&A Tags pyqt, pyqt5, python, qt-designer Leave a comment

Evaluating a mathematical expression in a string

August 22, 2022 by Magenaut

Warning: Note that this function uses eval, and thus shouldn’t be used on unsanitized input.

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

Why is “except: pass” a bad programming practice?

August 22, 2022 by Magenaut

I often see comments on other Stack Overflow questions about how the use of except: pass is discouraged. Why is this bad? Sometimes I just don’t care what the errors are and I want to just continue with the code.

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

Flattening a shallow list in Python

August 22, 2022 by Magenaut

Is there a simple way to flatten a list of iterables with a list comprehension, or failing that, what would you all consider to be the best way to flatten a shallow list like this, balancing performance and readability? I tried to flatten such a list with a nested list comprehension, like this: [image for … Read more

Categories Python, Q&A Tags list-comprehension, python Leave a comment

Are global variables thread-safe in Flask? How do I share data between requests?

August 22, 2022 by Magenaut

In my application, the state of a common object is changed by making requests, and the response depends on the state.

Categories Python, Q&A Tags flask, python, thread-safety Leave a comment

How to sleep Selenium WebDriver in Python for milliseconds

August 22, 2022 by Magenaut

I am using the time library in my script:

Categories Python, Q&A Tags python, selenium, selenium-webdriver, webdriver, webdriverwait Leave a comment

Installing pip is not working in python < 3.6

August 22, 2022 by Magenaut

I am starting to make a app using bitbucket CI and i am using the following steps to deploy the application and the steps to install pip is failing.

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

Why do Python classes inherit object?

August 22, 2022 by Magenaut

Why does the following class declaration inherit from object?

Categories Python, Q&A Tags class, inheritance, object, oop, python Leave a comment

Switch between two frames in tkinter?

August 22, 2022 by Magenaut

I have built my first few scripts with a nice little GUI on them, as the tutorials have shown me, but none of them address what to do for a more complex program.

Categories Python, Q&A Tags frame, python, python-3.x, tkinter Leave a comment

How do I get file creation and modification date/times?

August 22, 2022 by Magenaut

What’s the best cross-platform way to get file creation and modification dates/times, that works on both Linux and Windows?

Categories Python, Q&A Tags file, 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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