SQLAlchemy commit(), flush(), expire(), refresh(), merge() - what's the difference?
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.
Code + Product
Prioritized Code Review Checklist - what to look for first, second, and last
A few notes on the code review process, and the steps I go through when reviewing.
Principles for Code Reviews
Some thoughts on what code reviews are and are not.
Many to many relationships in SQLAlchemy models (Flask)
Building model definitions for many-to-many relationships via a secondary table.
Bash script to relink alembic migrations
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.
Running Metabase locally as a service
Want the power of Periscope or Tableau, without the big monthly bill? Setup Metabase to run locally on your CentOS server.
Shared filesystem between servers using NFS
Mount a directory to be shared between multiple servers using Network File System (NFS).
Using model callbacks in SQLAlchemy to generate slugs
Dive into SQLAlchemy's little known `event.listen` method to automatically generate slugs when saving a model instance.
Overriding default Jinja dictionary attributes in Python view templates
How to use the `do` Jinja extension to modify an existing dictionary in your view template.
Create a custom Alexa Skill with AWS Lambda - Part 3 (Lambda)
Configuring your Lambda function for use with an Alexa skill.
