coder000
est. 2005 · back in action

Learn to build real software, step by step.

coder000 is a friendly corner of the internet where you learn to code step by step, with no jargon and no gatekeeping. Three paths run through it: learn the stack, build a real app with AI, and prepare for your next interview.

Learn the stack See everything

Three paths, and two shortcuts

All series →

Each path is a set of complete series in a sensible order. Fixes and Tools are for the day something breaks.

Fundamentals, in order

Learn the stack

The Windows PC, Docker, Git, Blazor, PostgreSQL and database design, each as a complete series that assumes nothing and ends with you capable.

  1. Set Up a Windows PC for .NET Development 6 parts
  2. Docker for .NET Developers on Windows 8 parts
  3. Git & GitHub: Zero to Advanced 10 parts
  4. Blazor: Beginner to Intermediate 12 parts
  5. SQL Server → PostgreSQL 8 parts
  6. Conversation to System Design 7 parts
  7. Database Design for Developers 12 parts
  8. Student Projects: From Conversation to Database 9 parts

Plus standalone posts in Web & APIs, C# & .NET, Databases & Data and Developer Craft.

Start here Full path
One real app, four seasons

Build with AI

ClinicLive, a clinic app built with an AI pair programmer from the first prompt to a private on-premises assistant, every prompt shown and every mistake kept.

  1. From Prompt to Production 14 parts
  2. From Prompt to Polish 10 parts
  3. From Prompt to Pocket 12 parts
  4. From Prompt to Private 12 parts
  5. Claude Code for .NET Developers 6 parts
  6. Blazor vs React vs Angular 5 parts
  7. Securing a .NET App with Claude Code 5 parts

Plus standalone posts in AI & Modern Coding.

Start here Full path

New on the site

All posts →

Start here, by reader

Not sure which path is yours? Three first reads for three kinds of reader.