Pragdave

Pragdave

Home
Notes
Simplicity
Doing It Wrong
Public
Archive
Leaderboard
About
AI Coding Is Based on a Faulty Premise
I love using AI to help me code. But companies who view current AI as a replacement for expensive human programmers are forgetting the painful lessons…
Premature Design Is Not Design
Resist the temptation to guess, and let the code tell you what it needs.
Error Monads The Hard Way
I can't decide how to best express the equivalent of Haskell's Error monad and DO block in Ruby...
Stop Abusing Classes
I've come to realize that many of the problems with modern code stem from the overuse of classes and objects.
Testing
Might not mean what you think it means
On Being a Developer
A small rant
Simplify Logic With State Machines
Your code will be simpler, and you won’t need any extra libraries or design pattern implementations.
The Sorcerer's Apprentice
or "Don't Invoke a Spell You Can't Control"
Method Chaining vs Function Composition
Part of an occasional series on my move away from OO programming
Design Patterns Are Not Design
Enough already with the factories and the decorators.
The Tacit Manifesto
I take all the help I can get from the parts of my brain that cannot speak.
Throwing the Babies Out With the Bathwater
A defense of Junior Developers
© 2026 David Thomas · Privacy ∙ Terms ∙ Collection notice
Start your SubstackGet the app
Substack is the home for great culture