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Django Weblog: Django security releases issued: 4.0.1, 3.2.11, and 2.2.26

Link: https://www.djangoproject.com/weblog/2022/jan/04/security-releases/

In accordance with our security release policy, the Django team
is issuing
Django 4.0.1,
Django 3.2.11, and
Django 2.2.26.
These release addresses the security issues detailed below. We encourage all
Stack Abuse: Object Detection with OpenCV-Python Using a Haar-Cascade Classifier

Link: https://stackabuse.com/object-detection-with-opencv-python-using-a-haar-cascade-classifier/

Introduction
Python has many applications in the field of Computer Vision, typically though Deep Learning. From performing OCR on documents to allowing robots to "see" - Computer Vision is an exciting
Python⇒Speed: CentOS 8 is dead: choosing a replacement Docker image

Link: https://pythonspeed.com/articles/centos-8-is-dead/

For many years, CentOS provided a free, binary-compatible version of RedHat Enterprise Linux (RHEL).
But as of January 2022, CentOS 8 has reached its end-of-life, even as RHEL 8 will still be supporte
Python for Beginners: Find Factorial Of A Number In Python

Link: https://www.pythonforbeginners.com/basics/find-factorial-of-a-number-in-python

In mathematics, we can perform different operations on any given number. One such operation is finding the factorial of a number. In this article, we will discuss what a factorial is and how we can fi
Real Python: Deploy Your Python Script on the Web With Flask

Link: https://realpython.com/courses/deploy-python-script-web-flask/

You wrote a Python script that you’re proud of, and now you want to show it off to the world. But how? Most people won’t know what to do with your .py file. Converting your script into a Python web ap
Python Morsels: dataclasses

Link: https://www.pythonmorsels.com/topics/dataclasses/

Let's talk about dataclasses in Python.
A minimal boilerplate class
This Point class represents a 2-dimensional point:
class Point:
"""A two-dimensional point."""

def __init__(self, x, y):
ItsMyCode: Python TypeError: ‘int’ object is not subscriptable

Link: https://itsmycode.com/python-typeerror-int-object-is-not-subscriptable/

ItsMyCode |
In Python, we use Integers to store the whole numbers, and it is not a subscriptable object. If you treat an integer like a subscriptable object, the Python interpreter will raise TypeErro
PyCoder’s Weekly: Issue #506 (Jan. 4, 2022)

Link: https://pycoders.com/issues/506

#506 – JANUARY 4, 2022 View in Browser » Gem: Exploding String Alternatives Here’s a Python gem: a small bit of Python that uses the power of the language and standard library well. It’s a funct
Will Kahn-Greene: Kent v0.1.0 released! And the story of Kent in the first place....

Link: https://bluesock.org/~willkg/blog/dev/kent_0_1_0.html


What is it?
Before explaining what it is, I want to talk about Why.
A couple of years ago, we migrated from the Raven Sentry client (Python) to
sentry-sdk. One of the things we did was implement our
Inspired Python: Game Boy Emulator: Designing the CPU

Link: https://www.inspiredpython.com/course/game-boy-emulator/game-boy-emulator-designing-the-cpu


Game Boy Emulator: Designing the CPU
In we learned how to write an instruction decoder and disassembler. It’s an important first step towards writing a Game Boy emulator. Assembly language – or the
Kushal Das: Releasing Tumpa for Mac

Link: https://kushaldas.in/posts/releasing-tumpa-for-mac.html


I am happy to announce the release of Tumpa (The
Usability Minded PGP Application) for Mac. This release contains the old UI
(and the UI bugs), but creates RSA4096 keys by default. Right now Tumpa
wi
Real Python: Build a Django Front End With Bulma – Part 2

Link: https://realpython.com/django-social-front-end-2/

In this four-part tutorial series, you’re building a social network with Django that you can showcase in your portfolio. This project will strengthen your understanding of relationships between Django
Python for Beginners: Check For Ugly Number In Python

Link: https://www.pythonforbeginners.com/basics/check-for-ugly-number-in-python

You might have heard about natural numbers, prime numbers, even numbers, and odd numbers. But, have you ever wondered what an ugly number is? In this article, we will discuss what an ugly number is. W
Python Bytes: #265 Get asizeof pympler and muppy

Link: https://pythonbytes.fm/episodes/show/265/get-asizeof-pympler-and-muppy

<p><strong>Watch the live stream:</strong></p>

<a href='https://www.youtube.com/watch?v=qjQwrS0xLqI' style='font-weight: bold;'>Watch on YouTube</a><br>
<br>

<p><strong>About the show</strong></p>
Andre Roberge: Python 101: enabling a restricted subset of Python

Link: https://aroberge.blogspot.com/2022/01/python-101-enabling-restricted-subset.html

I decided to submit to the the Ideas category of Discuss-Python a proposal which I have summarized as follows:Summary: I propose that a new compile time directive be available to restrict the Python s
Python Software Foundation: Announcing Python Software Foundation Fellow Members for Q4 2021! 🎉

Link: http://pyfound.blogspot.com/2022/01/announcing-python-software-foundation.html

The PSF is pleased to announce its fourth batch of PSF Fellows for 2021! Let us welcome the new PSF Fellows for Q4! The following people continue to do amazing things for the Python community:Ana Dulc
Armin Ronacher: Extension Maps in Rust

Link: http://lucumr.pocoo.org/2022/1/6/rust-extension-map

Sometimes in Rust you want to design APIs that provide a little bit of
flexibility for the user. A common approach for this is to introduce a
generic type parameter that can be filled in. Let's for
Python GUIs: Drag & drop widgets with PyQt — Sort widgets visually with drag and drop in a container

Link: https://www.pythonguis.com/faq/pyqt-drag-drop-widgets/

This week I had an interesting question from a reader of my PyQt6 book, about how to handle dragging and dropping of widgets in a container showing the dragged widget as it is moved.

I'm interested
Python for Beginners: Recursion In Python

Link: https://www.pythonforbeginners.com/basics/recursion-in-python

You might have studied functions in python. You might also have used for loops and while loops to perform a task repetitively while programming in Python. In this article, we will discuss recursion an