A quick look at using iptables to manage a simple firewall and enable restricted public access to your server.
I like to use CSS selectors like .margin-top-10, .padding-right-20, etc to quickly style a new page. Here's how I create them in SASS.
How to fix alembic's "Multiple head revisions are present for given argument 'head'" error.
Guide to automating server deployments with Ansible playbooks, with example files.
Centralize your logging by using Filebeat to send log files to Logstash.
A small Python script to take action whenever a new file is uploaded to a directory or its contents change.
Review of 3 common Python-based data pipeline / workflow frameworks from AirBnb, Pinterest, and Spotify.
A simple Bash script to check multiple server instances are responding, and rows are being added to a MySQL database.
How to find slow sections in your Python code.
My notes on using RoR for formatting times and datetimes to strings, and parsing strings to time objects.