Peter Mbanugo - Consultant, Trainers, and Programmer

Build a tiny concurrency runtime from scratch and discover how schedulers, task switching, yielding, coroutine state, and event loops work under the hood

Learn how Odin keeps control flow explicit through exhaustive switch statements, value-based error handling, or_return, and block-scoped defer.

Learn how Tina combines AddressSanitizer, arena allocation, and logical lifetimes to detect memory safety violations

Learn how to work with data, and fearless memory management in Odin

Write your first Odin program and learn about the structure of an Odin program/project.

A succinct introduction to the Odin programming language for experienced programmers, especially those familiar with Go, Java, and other GC-based languages.

How to build a production-grade HTTP server without async/await or coroutines.

Async/await makes concurrency easy to write, but incredibly complex to operate.

Why adding Kafka or bigger queues won't save your server from traffic spikes.

A comprehensive and practical guide to synchronous and asynchronous generators and iterators in JavaScript & TypeScript

We take a step back to rethink the foundation.

Hardcoded solvers don't scale.

What if you could explore every possible timeline of your distributed system to find the bugs you haven't imagined yet?

A look back at some of the most impactful articles, talks, research papers, and software tools that shaped my year in 2025.

Build a complete lock-free Single Producer Single Consumer (SPSC) queue from scratch.

Learn how to use client-side prerendering and the Speculation Rules API to improve the performance of your site.

Learn why multi-threaded programs break in subtle ways and how atomic operations fix them.

Exploring the challenges of software complexity and advocating for simplicity in design.

Learn how to implement a queue data structure from scratch using circular buffers.

This is a story about leaving the comfort of web development to tackle hard problems, find a new philosophy, and build software that lasts.

A comprehensive tutorial for experienced Angular developers to learn Angular Signals and their practical applications.

Learn how to optimize Node.js for processing large files: 14GB of data processed 78% faster using buffer streaming, byte-level parsing, and hash-based lookups.

Learn how to work with strings in Zig: slicing, formatting, Unicode handling, memory allocation, and C interoperability.

Learn how to build React applications using Bun's fast runtime and built-in tooling.

MCP/tools are sometimes designed like REST APIs.

A review of the top 5 React data grid libraries with code examples and performance benchmarks.

Learn how to build your first AI agent in TypeScript.

Learn how to build a blog using Angular and Analog.

Vibe coding reality: My 20-hour journey building with AI peer programming.

See how to build an Angular application with Analog, enjoying a modern, smooth developer experience.

Explore the importance of code literacy in the age of AI and how it can empower individuals to harness Gen AI effectively.

This article contains a collection of resources for senior (or staff+) engineers exploring the use of LLM for collaborative programming.

Learn how to use the Cookie Store API for efficient cookie management in web applications.

This guide will show you how to use libuv from your Zig project.

Explore the best React UI libraries available.

Explore advanced Set operations in JavaScript.

A guide on how to build applications and packages that work across different JavaScript runtimes.

Learn how to install Node.js on Windows using modern nodejs version managers and the official installer.

Explore Node.js's experimental features: native TypeScript, SQLite support, and glob file search.

This tutorial will teach you how to create a CLI using JavaScript and TypeScript.

Discover new Node.js features: native .env loading, built-in file watching, and faster script execution without third-party tools

Learn how to install Node.js on Ubuntu and Linux systems using modern nodejs version managers.

Automate Kafka topic management with JavaScript and GitHub Actions for scalable, event-driven DevOps workflows (aka GitOps)

Introducing Buntastic, a high-performance static site server built with Bun and Tigris.

Compare Docker and Podman on features, performance, security, and use cases to choose the best container engine for your needs

This article will show you how to install Docker on Windows 10 and above.

This article will compare Hyper-V and WSL on Windows, helping you decide which one to use for your projects.

Learn how to improve your website speed using speculation rules api

Learn how to build fast websites using real user data, expert insights, and framework-independent techniques for improved performance and SEO

Learn how to effectively map over promises in JavaScript.