SchemaSpy with LocalDB (SQL Server)
How to get SchemaSpy working with SQL Server LocalDB — the quirks of named pipes, the right driver, and a working example.
Clean
Tcpdump Survival Guide
A practical survival guide to tcpdump, the Swiss Army knife of packet capture. Covers how to capture clean traces, pick the right interface, grab mobile traffic, and filter for relevance.
Unix Users Handbook
A practical Unix user accounts guide with history, concepts, and a task-based cheatsheet covering inspection, creation, modification, groups, sudo, and troubleshooting.
Git Customization
Bend Git to your will with custom configs, aliases, and colors.
Git-Fu
A practical Git guide with clear explanations, a task-based cheatsheet, and helper scripts to make version control less scary.