Dan Kelch

Creating a Simple Server with Next.js

It can take a long time to get a full-stack React & Node.js app up off the ground. But with the addition of API Routes, Next.js can do that in just minutes.

Developer Tools

A Simple Bash Script to Find Your Forgotten TODOs

Here's a short shell function to find the TODO comments I've left behind. I run it frequently, then try and address some of the TODOs that I've left.

Extracurricular Activities

Making “Root Maker” – My First Experience with Ludum Dare

Over the course of a weekend, I learned a lot about game dev, and we made a game that I'm proud of.

TypeScript

Enforcing Disjoint Unions with TypeScript Conditional Types

TypeScript provides dynamic tools to build thorough types for algebraic set theory. Enforcing disjoint unions is a powerful way to make the system more robust.

Personal Optimization

Why I’m Glad I Switched from QWERTY to Colemak

After a month using Colemak, I'm as fast as I was after 20 years of QWERTY. My fingers are traveling less, and my hands aren't sore at the end of the day.

Developer Tools

Interactively Pipe Commands Together with the Ultimate Plumber

Piping commands together has never been easier than with the Ultimate Plumber, which allows for interactively chaining multiple commands progressively.

Platforms & Languages

Level up your PostgreSQL Skill with Lateral Joins

Referencing calculated columns in Postgres can be quite tricky. But lateral joins are a convenient way to reuse calculations within a query.

Developer Tools

Six Command Line Tools I Use Every Day

Knowing how to use the command line—and how to use it well—is often a necessary skill. Here are a few command line tools I use every day for productivity.

Web Apps

Eliminate Circular Dependencies from Your JavaScript Project

While circular dependencies may not directly result in bugs, they will almost always have unintended consequences. There are node packages that look for circular dependencies, but

Web Apps

Avoid Careless Production Mistakes with Custom Scripts

While you might not be able to prevent accidentally ruining data in production, you can put up roadblocks to reduce the risk. Consider writing custom scripts to avoid making those

Development Practices

Incrementally Building My Own Code Health Tool

It's simple to build a basic (and upgradable) tool that can help keep your code in good shape. Ours shows areas of the codebase that could be cleaned up, and it discourages committ

Developer Tools

Building Your Own VS Code Extension for a Mac Touch Bar

Create your very own Mac Touch Bar extension for Visual Studio Code in just minutes following this simple tutorial.

Dan Kelch

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