Hello, fellow developer 👋

Notes, tutorials and books for people who build software.

Most of what I write here is a knowledge dump for future me: what it is, how to do it and how to fix it. Hopefully you find it useful too.

Books

One Server, Three Languages

Learn C, Go and Rust by building the same server three times

C17 · Go 1.27 · Rust 1.99
One server, built three times
70 exercises with solutions
101-row scorecard
Part V: Rust from first principles
Part VI: kernels and drivers

Build one Redis-compatible server in C, Go and Rust, and learn when to choose each. Then go under it, to a small kernel and a driver in C and Rust.

Java for C# Developers

A working handbook for .NET engineers moving to Java and Spring Boot

Java 25 LTS
.NET 10 · C# 14
Spring Boot 3 & 4
Sibling: The Order Service, in depth

Where your C# instincts carry over to Java, and where they are confidently wrong.

Recent posts

3 Feb 2021 Join and GroupJoin in C#
28 Jan 2021 tmux One Minute Guide
4 Oct 2015 NodeJs: Loops, Closure and Async Invocation
27 Sep 2015 Exception Handling in NodeJS
13 Aug 2015 Unit Testing Entity Framework async Queries
10 Aug 2015 Unit Testing Entity Framework Queries
17 Jul 2015 VS-TAC - Cordova version
19 Jun 2015 ASP.NET MVC 5 - JsonResult with Http Status Code 400

Latest videos

Tutorials

SOLID Principles

Design flexible, maintainable object-oriented software with the five SOLID principles. Examples in C#. 6 lessons

Automated unit testing basics

A language and tool agnostic introduction to automated unit testing: what makes a good test, setup and verification techniques, and test-driven development. 15 lessons