Antonin JanuskaAntJanus
Writing18 articles

Writing

18 articles on engineering, tooling, and the craft of building software.

Listed once, grouped by year, and the list ends. The AI essays and the I, AI stories live on the AI page.

Jump to Start here · Digital Garden · Demystifying Tools · Tags

Start herefour worth reading first

Start here

Digital Garden10 pieces, 2018 to now

Digital Garden

Engineering, opinions, deep-dives, and everything in between.

2026

2024

2020

  • Using Postgres FOR loop to generate dataJune 26I don't know about you but I often need a 100 of something in my database to properly test a page. Here's how to use Postgres FOR loops to generate test data quickly.

2018

Demystifying Tools7 walkthroughs

Demystifying Tools

Practical walkthroughs of common command-line tools and utilities.

2026

  • Demystifying awkMarch 12A practical introduction to awk for printing fields, filtering rows, formatting output, and writing useful one-liners.
  • Demystifying Git WorktreesJanuary 28Learn how to work with multiple Git branches simultaneously using worktrees - a powerful feature that lets you check out different branches as separate folders while sharing Git data.

2025

2020

Tagshow pieces relate

Tags

Only some older pieces carry tags. The number is how many articles share it.

  • demystifying · 7
  • best-practices · 2
  • ai · 1
  • claude-code · 1
  • side-projects · 1
  • programming · 1
  • react · 1
  • typescript · 1
  • components · 1
  • javascript · 1
  • code-organization · 1
  • clean-code · 1
  • file-structure · 1
  • postgres · 1
  • sql · 1
  • database · 1
  • testing · 1
  • data-generation · 1

That's all eighteen.

Older posts imported from Dev.to aren't listed until they have a page of their own here.