Use the operator module to sort by object attributes.
Accept command line arguments in your Python script.
Learn to use class inheritance & reduce code.
Create alternate constructors for a class.
Learn to HEAD S3 objects with Python & Boto3
Class inheritance is an important concept in Python.
Make variable maintenance easier with self-executing functions.
Properly format strings for XML with Python.
Learn to Invalidate CloudFront objects by paths with Boto3.
Learn how to use nano to edit crontab files.
Create a Python script to delete files older than x days.
Learn to configure the screen locking shortcut in KDE.
Check a Bash command exit status in a script.
Allow SMB traffic in UFW on Ubuntu & Debian.