Many of my agent skills are strict workflows: steps, branches, loops. Yesterday, I built pi-prompt-machine, a Pi extension for expressing prompts as Mermaid state machines. It progressively reveals one prompt at a time, advancing only when the current state is complete. pi.dev/packages/pi-...

Pi Coding Agent

A terminal-based coding agent

pi.dev

Replace manual API testing with Testcontainers. Have your agents cover your routes with tests. Ship more confidently. New Video! 👇 www.youtube.com/watch?v=7FXq...

Replace Manual API Testing with Testcontainers

YouTube video by Parker Landon

youtube.com

Telemetry is free and easy, so why aren't instrumenting your code? I show off my telemetry setup with Axiom, Effect, and OpenTelemetry in this new video 👇 youtu.be/YWLHn50Esbg?...

Telemetry Is Easy and Free — Why Aren't You Using It?

YouTube video by Parker Landon

youtu.be

My coding agents use Effect when they write TypeScript, and I just dropped a new video explaining why! I demonstrate error handling, dependency injection, and testing in Effect 👇 youtu.be/s6uAUvAaRN0?...

Why My Coding Agents Use Effect (TypeScript)

YouTube video by Parker Landon

youtu.be

New YouTube video about Concurrency and the Context package in Go! Check it out below 👇 youtu.be/Y5txQj_cSlU?...

Using the Golang Context Package: Why It's Everywhere

YouTube video by Parker Landon

youtu.be

Curious about people's strat for not being made obsolete? I'm thinking, 1. Establish opinionated framework for app dev (e.g., frontend frameworks, backend patterns) 2. Optimize AI tools to develop within that framework. 3. Develop depth in low-level details and systems design, breadth in new tech

T-shaped engineering philosophy is funny Contributed to our design system and made DB infra changes today, seemingly opposite ends of the spectrum I like it because work stays interesting, and it most closely mimics running your own SaaS

Interesting use cases for Claude Code in CI/CD?

Single-node observability & tracing platform built on top of DuckDB that I can easily deploy for my hobby APIs, which don't get many requests anyway. If you don't build it, I will!

new Web Dev Challenge is available for everyone build a site with ZERO business value using @nordcraft.com, featuring: - @whitep4nth3r.com and @danielroe.dev - @prkrlndn.bsky.social and Ludo Federici - @strange.website and @jzhao.xyz it got... weird www.youtube.com/watch?v=3xG2...

Build a website with zero business value in 4 hours · Web Dev Challenge S2.E4

YouTube video by CodeTV (formerly Learn With Jason)

youtube.com

This TypeScript trick to ensure that your array argument has at least one element is my new favorite thing

A spiel about why Go interfaces are cool ✨ parkerlandon.com/posts/consum...

Consumer Interfaces in Go

Go is widely considered a simple programming language, and how it differs from others may initially seem minor. However, several well-designed language features, like Go's concept of interfaces, set i...

parkerlandon.com

new Web Dev Challenge available now for supporters! (join for $5/month) see @danielroe.dev, @whitep4nth3r.com, @strange.website, @jzhao.xyz, @prkrlndn.bsky.social, and Ludo build websites with absolutely zero business value using @nordcraft.com watch: codetv.link/wdc/s2e4

Build a site with zero business value | Web Dev Challenge Season 2

These websites make you rethink whether the internet was a good idea.

codetv.link

check out my new video on unit testing in Golang 👇 Level Up Your Go Unit Tests with go-mock and Dependency Injection 🧙‍♂️ youtu.be/g9x_KMVLPfs

Level Up Your Go Unit Tests with go-mock and Dependency Injection

YouTube video by Parker Landon

youtu.be

sisyphus but the boulder is a pull request and everytime he resolves one merge conflict somebody else merges to main and creates a new one

Join me as we build an HTTP REST API endpoint from scratch and refactor it into a clean, testable design using Dependency Injection and the Controller-Service-Repository pattern. youtu.be/Fkvu_QDt5xk?...

Craft Beautiful REST APIs with Controller-Service-Repository & Dependency Injection

YouTube video by Parker Landon

youtu.be