Preslav Rachev
My Appearance on the Cup O’ Go Podcast
·3 mins
Less than two weeks ago, I had the pleasure of being a guest on Cup O’ Go - one of my favorite Go podcasts, hosted by Shay Nehmad and Jonathan Hall.
Programming
2026
The 10 Go Error Handling Commandments
·5 mins
Thou shalt handle errors with care: ten tips for wrapping, translating, and returning them without turning every failure into noise.
Who Is the Assistant?
·1 min
The way a smart assistant works is, it processes information ahead of you, trims it down, and presents you with a couple of options to decide on.
2025
How to Disable Terminal Suggestions in VS Code
·1 min
A quick guide to disabling VS Code’s terminal autocomplete suggestions and restoring your preferred CLI tools like fzf.
Introducing gomjml: MJML for Go Developers
·4 mins
gomjml is a native Go implementation of the MJML email framework, making responsive email design faster and easier for Go developers.
Display your Claude Code Token Usage on Your Mac's Toolbar
·5 mins
A simple Python script and xbar setup to monitor Claude Code token usage directly in your macOS toolbar.
Hitting the Brakes on Claude Code
·3 mins
Prevent Claude Code from burning tokens aimlessly. Slow things down with a simple shell trick.
Why I Made Peace With Go’s Date Formatting
·4 mins
If we’re all going to google it anyway, we might as well google something that makes sense.
2024
How to Fix That Ghost Email Configuration Once and for All
·3 mins
Sometimes, the simple solution has been there all along. It takes you a minute to implement it and an eternity of scratching your head and looking in the wrong direction.
The Two Reasons I Prefer Passing Struct Pointers Around
·9 mins
Choosing consistency over performance.
