# Select a tag to filter posts

--til --tutorial --config --elixir --postgresql --optimization --workflow --vim --sqlite --rebase --lazygit --jekyll --hooks --githubpages --git --etag --designpatterns --claudecode --cache --bash --ruby --rails --tailwind --hotwire --dotfiles --neovim --linux --ingles --english --docker
eugenio@dev:~$ ls -lha ~/posts/
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> 2026-05-11 · 5 min tracking-my-english-mistakes-with-a-claude-code-hook.md

Tracking my English mistakes with a Claude Code hook

I’m Brazilian and I’ve been studying English hard for the last couple of years. I keep tripping on the same things: prepositions after gerunds, make vs do, the eternal then vs t...

--claudecode --hooks --sqlite --english --til --bash
> 2026-05-07 · 5 min cleaner-git-history-with-fixup-autosquash.md

Cleaner Git history with --fixup and --autosquash (and when it doesn't matter)

I was studying Git for a senior interview prep when I rediscovered a workflow I keep forgetting: the --fixup + --autosquash combo. It’s one of those features that feels invisibl...

--git --workflow --rebase --lazygit --til
> 2024-06-21 · 4 min etags-in-rails.md

Today I learned: Etags in Rails

Recently I’ve been studying about Browser caching and noticed that I didn’t really know how to use Etags in Ruby onRails. Then came the excellent opportunity for this “Today I l...

--til --ruby --rails --etag --cache
> 2023-03-15 · 7 min ruby-metaprogramming-unraveling-the-world.md

Ruby Metaprogramming - unraveling the world!

Some days ago I’ve tried to explain the concept of Metaprogramming to a friend who is starting inthe IT area and is studying Ruby as her first language, my influence by the way,...

--ruby