What is in a String... In Go
Understanding how strings work in Go: memory management, immutability, and why every concatenation is an allocation, with practical patterns to fix it.
Saturday, February 28, 2026 Independent Writing
5error
Software, stories, and the world they're built in.
#engineering
The day the internet run out of addresses
The story of how IPv4 exhaustion nearly broke the internet, the hacks that held it together (NAT, CIDR, address markets), and what three decades of IPv6 delays teach us about technical debt.
Redis
Redis is fast because it's simple: in-memory, single-threaded, and purpose-built. But its use cases are narrower than most engineers assume, and its durability tradeoffs are poorly understood.
A scalable development process - Part 1
Scaling your codebase is secondary to scaling your team's process. Five things your development workflow needs before your app ever needs to handle load.
Golang style error handling pattern in Javascript
Try-catch buries error handling at the bottom of your logic. Here's how to borrow Go's tuple-return pattern and handle errors right where they happen.
How to not build your application
Seven hard-won lessons for first-time product builders: ship fast, resist feature requests, outsource ruthlessly. Technology scales a solution. It does not create one.
Take a step back. Grow up for a second.
Before writing a single line of code, ask whether the solution is actually an app. The most dangerous instinct in software is reaching for code before thinking.