A primer on bitwise operators in Python - left and right shifting, bitwise and / or / exclusive or, and complements.

An easy introduction to binary numbers, which will lead to a follow-up article on bit manipulation in Python.

Basic overview of parallel / concurrent programming, including comparisons between multiprocessing, multithreading, and asyncio (coroutines) in Python.

Using Python, a short example on how to delegate specified methods to another object, as compared to composition and inheritance.

How to use enums in your models to enforce value consistency.

A template file for using conditional arguments when running Python scripts from the command line.

I've always struggled to remember between these very similar methods in the SQLALchemy ORM - so I took some time out to research these and write it down.

A few notes on the code review process, and the steps I go through when reviewing.

Building model definitions for many-to-many relationships via a secondary table.

Sick of `alembic merge heads` slowing down your builds? Here's a short bash script I wrote to rename your migration files and update its down revision.