If you want to build a web app The Hacker News Way, here's the stack you should use.

How do you choose the best tool for the job?

First make the change easy, then make the easy change.

Making reliable systems that expect things to go wrong

This is a story about a side project that I started in 2018, and the reasons I'm shuting it down.

How a random stream of events ended up creating a picture with 57 million views

What's inside that package.json? Pain.

Follow the rules, break the rules, transcend the rules

Questioning the status quo of software maintenance

A senior engineer joins a team. Before long, they start noticing weird quirks in the codebase…

How I replaced Jekyll with 200 lines of JavaScript

After 8.5 years at Facebook I joined a small startup called Replit. Leaving wasn't easy, and during the process I've talked to half a dozen friends who were in the similar situation.

From React.createClass to hooks: why React is at odds with JavaScript

A story about my attempt at SaaS

Serverless is like a black hole. It promised exciting adventures, but the gravity sucked me in and I spend most of my efforts dealing with its complexity, instead of focusing on my product.

What if I'm a left-handed person in the world of right-handed tools?

Imagine you meet a bunch of old friends that you haven’t seen in a while. Everybody’s sharing their stories, and everybody else is actively listening, asking questions, and are fully immersed.

As programmers, we have a collective delusion that anything that can be represented as a string, is a string. This thinking causes a whole bunch of problems.

In most of my personal projects I have a file called TODO. I use it like this…

Overengineered way of measuring your internet connectivity.

Successful communication is so much about understanding the context and the people on the receiving end

Actions that are named `SET_*` is anti-pattern. It usually means that the code that should be in the reducer lives inside React component instead. This makes apps harder to reason about, debug and test.

What if you could use your favorite keyboard away from your computer? In this side project I'm building an old-fashioned typewriter from modern IoT parts.

End-to-end tests are not flaky, if you cook them right.

How to adopt React Native incrementally with little risk inside an existing native application and a team full of native engineers.

My favorite announcements from React Conf 2018

(+ video tutorial!) ⌘-tab sucks when you have more than two apps running. In this blog post I explore how we can make switching between apps more efficient.

Work vs Hackathon vs Competition vs Side Projects

Fun, misery and yak shaving expeditions

A little known story about the first React Native app that was published on the AppStore.

This document is for experienced software engineers who already know several other programming languages and just want a TL;DR summary on JavaScript in the context of React, Flow and the new ES6+ hotness.

I think I *finally* understood it

Create a temp directory and cd into it, and how it changed the way I try new things

Errors with extra information can help locate and fix the problems faster.

Errors with extra informaton can help locate and fix the problems faster.

Using the 80/20 rule to make your slide deck better

On why test plan is useful when making changes to large codebases.

One practical tip that will make your technical blog posts more useful.

Fighting lack of attention span with some advanced tooling hacks

CTRL+R → search history

How to use Flow to add type annotation to your Redux-powered app.