Blog Tags

Browse Rietta's blog by tag, from Ruby on Rails, Docker, and Git to encryption, database design, and cybersecurity policy.

Linux

Rietta's Linux post covers using iptables to require CloudFlare for all HTTP/HTTPS traffic on Ubuntu.

Rietta's terminal posts cover comparing Git branches in BASH and resetting a MySQL root password from the command line.

Rietta's milestone posts mark blog anniversaries and other significant moments in the company's history.

Rietta's post documents a man-in-the-middle content injection attack by Comcast Xfinity on residential internet traffic.

Rietta's posts on storing currency correctly in PostgreSQL and MySQL, including which data types to use.

Rietta's MySQL posts cover resetting a root password, choosing the decimal data type, and storing currency correctly.

Rietta's obituary post remembers Brad Cox, co-creator of Objective-C and a pioneer of object-oriented programming.

Rietta's OOP post compares learning object-oriented programming in Ruby versus C/C++.

Rietta's post touches on open source licensing considerations while explaining a full switch to Firefox.

Rietta's post on passkeys is part of a broader look at passwordless authentication and browser security in 2026.