Tag archive
A visual, 10-minute deep dive into GraphQL query execution internals. Learn how GraphQL parses ASTs, executes recursive resolver trees, why naive resolvers trigger the N+1 database trap, how DataLoader batches calls in the event loop, and how production APIs secure query depth.
A visual, 10-minute architectural deep dive into Node.js runtime internals. Learn how V8, the libuv threadpool, OS kernel event demultiplexers (epoll/kqueue/IOCP), the 6-phase event loop, and Worker Threads execute JavaScript under the hood.
PHP2Shell turns a failed memory allocation into a full takeover, with no login. The mechanism is a worker reusing leftovers from a request that already died.
A case study of gridtwin: three design decisions behind an educational power flow twin, with the numbers, the trade-offs and the limits I state up front.
This post is part of the Monthly MLH × DEV Writing Challenge — a look back at what I built, how I...
Building “hard and boring” software usually means developing foundational, high-reliability...
Code. Tests. Documentation. They kept coming. And coming. And coming. Coherent work, far more than I...
What is ENIGMA In March 2026 I started building a deterministic causal simulation engine —...
On 22 October 2026 a coding agent picked up a task in DynoInvoice: counterparty master data for the...
On 12 October 2026, two weeks into building DynoInvoice, the owner sent one line: "The system must...
I've been asking myself an interesting question lately. Am I building a system for developing...
Why letting non-developers request changes from coding agents should stop short of auto-merge, and the concrete local-agent, live-preview, no-merge architecture Butterneck uses.