Building a side project with AI

Take an expense-tracking app from idea to real users with an AI assistant: specs, prompts, debugging, tests, review and security. Move faster with AI and still do your own thinking.

  1. Using AI to write code: write a spec before you prompt

    Using AI to write code works better with a one-page spec and a table of examples that becomes your tests. A real expense app, with code and 11 passing tests.

    18 min read

  2. Cursor vs Copilot vs Claude Code for a side project

    Cursor vs Copilot vs Claude Code on one real side project task, with prices checked on 10 November 2026 and how to choose by the way you like to work.

    20 min read

  3. Prompts for developers: 7 coding templates I use every day

    7 prompts for developers I use daily: ask questions before coding, find edge cases, red tests first, explanations you can verify, reviews and safe refactors.

    15 min read