#Troubleshooting
10 posts
- A Python Logging Gotcha
Why basicConfig bit me in a containerized web app and how using handlers fixed it.
- MySQL Implicit Casts Broke an UPDATE
A small lesson on implicit string-to-number conversion in MySQL and why it bit me.
- What Is a Zombie Process?
A tiny Python + Docker setup that intentionally leaves zombie processes for monitoring tests.
- Ops Command Cheatsheet
Linux, shell, Apache, DNS, MySQL, and cron commands I often need when working on infrastructure.
- What I Learned from Running Rundeck
My notes on Rundeck's architecture, pros/cons, and real-world troubleshooting tips.
- Upgrading MySQL 5.6 to 5.7
Notes from migrating an RDS instance from MySQL 5.6 to 5.7 and fixing dump import issues.
- Using Tera Term to SSH into a Vagrant VM
Setup steps for VirtualBox + Vagrant on Windows 10 and connecting via Tera Term.
- CRLF vs. LF
Quick reminder on newline codes and where they come from.
- Fixing sqlite3 on Windows for Rails
How I resolved sqlite3 gem installation errors on Windows.
- Spring initial view fails to load
A note on context startup errors when adding hibernate-validator to a Spring project.