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Quick tips and tricks for developers and designers
I’m Leon Shelhamer, and I’ve been building software professionally since 2011. It took me most of those years to be able to say this next part out loud without wincing: I don’t have the vocabulary memorized. Ask me to stand at a whiteboard and define a monad, or recite the four pillars of object-oriented programming […]
I’m Leon Shelhamer, and in December of 2024 I built and shipped a desktop application with a Rust backend, having never written a line of Rust in my life. I still haven’t, really. The thing worked anyway. I tell that story in interviews and watch people decide, in real time, whether I’m a fraud or […]
There’s a specific kind of pride that comes from building the thing that makes a tool yours. For months, that’s what I had. I’d built an expert system around Claude: a layer of my own design sitting between me and the raw model. Per-domain experts, each with its own isolated context and operational memory: one […]
We learned Mobile First the hard way. Now AI is here, and we are building tools for machines to click our buttons instead of giving them direct access to the signals. It is time for MCP First - build for the machine, then enhance for the human.
After months of using both AI assistants for coding, here’s the real difference between Claude and ChatGPT.
Three years in, the Tailwind debate rages on. Here’s what we’ve learned from both sides.
From 8-second load times to under 1 second. Real optimization techniques that actually work.
AI isn’t just writing code anymore-it’s reviewing it better than humans. Here’s what that means for developers.
Stop doing WordPress maintenance manually. Here’s how to automate everything and sleep better.
A personal journey through the evolution of text input-from T9 predictive text to voice-driven coding with Wispr Flow. How I went from pecking at keyboards to talking my way through code.