Shell-Scripting
Mastering ZSH: Part 4 - Completion System Demystified
reading time: 10 minutes
Part 4: Learn how ZSH completions work under the hood. Build custom completions for your scripts, understand _arguments and completion contexts, and make tab completion actually useful.
Mastering ZSH: Part 3 - Understanding Your Prompt: How Powerlevel10k Actually Works
reading time: 9 minutes
Everyone uses Powerlevel10k, but do you understand how that fancy prompt actually works? Learn the ZSH primitives behind instant git status, command timing, and async rendering.
From Shell Scripts to Go: Building a Multi-Vault Secret Management Library
reading time: 8 minutes
Started with Bitwarden-only shell scripts. Needed to support 1Password and pass without breaking anything. Built a shell abstraction layer, then ported it to Go. Same interface, three backends, zero breaking changes.
Mastering ZSH: Part 1 - Hooks and Automation
reading time: 10 minutes
Complete guide to ZSH hooks: automate prompts, time commands, activate virtualenvs on cd, and filter secrets from history–without slowing down your terminal.
Mastering ZSH: Part 2 - Line Editor and Custom Widgets
reading time: 12 minutes
ZLE lets you create custom keybindings that manipulate your command line. Learn the fundamentals, build practical widgets (insert git branch, fuzzy file search), and understand how fzf integrates with ZSH.