Lambda vs Fargate vs EC2 Cost: The Crossover Points in 2026
Every team that runs containers on AWS eventually argues about this, and the argument almost never ends in a number....
Tokenizers Compared: The Same Prompt, Five Token Counts
Nearly every token budget in production was built on a single tokenizer and then applied to every model the app...
Postgres Index Types: EXPLAIN ANALYZE on 10 Million Rows
Most advice about Postgres index types stops at a sentence per type: B-tree for ordering, GIN for arrays, BRIN for...
Docker Base Image Size: What 15 Tags Actually Cost in MB
Almost every Docker base image size you have read in a blog post is a number somebody copied from another...
Vitest vs Jest Speed: The Suite Time Difference, Measured
Every Vitest vs Jest speed claim you have read was written by someone who did not re-run it. Vitest’s documentation...
LLM Cost per Task: Why Cheap Tokens Cost More in 2026
Every vendor publishes a price per million tokens, and every engineering team quietly converts that number into a budget it...
Dart Isolates Measured: When compute Beats async Chunking
The standard advice about Dart isolates runs like this. Heavy work belongs in compute(), so the UI thread stays free. Isolates...
pnpm vs npm vs Yarn: Install Times in a Real Monorepo, Measured
Every pnpm vs npm vs Yarn thread ends the same way: someone claims pnpm is three times faster, someone else...
Bun vs Node vs Deno: Install, Boot and Test Times Measured
The Bun vs Node vs Deno argument runs on benchmarks nobody re-ran. Bun’s homepage shows a bar chart, Deno’s shows...