Replay, Don't Patch: Keeping Elo Ratings Correct When Old Results Change
How Amir Ali's Next.js leaderboard, fun-board, treats ratings as derived data, rebuilds them in one transaction, and proves it with tests
Oct 16, 20267 min read1
Command Palette
Search for a command to run...
#typescript
Articles tagged with #typescript
How I Price a Website Project as a Freelance Developer: A Small TypeScript Quote Calculator (Fees Included)
Start from days, add the platform fee back in, and turn the number into a scope a client can sign. Code included.
Oct 15, 20267 min read
I Track My Upwork Proposals Like a Sales Pipeline: A Tiny TypeScript System for Freelance Developers
A typed JSON log, a 100-line CLI and three numbers that tell you which jobs to apply for, when to follow up and whether your Connects are paying off.
Oct 13, 20267 min read2
Building an Accessible, Keyboard-Driven Soundboard in React
Roving tabindex, real buttons, hotkeys that don't hijack screen readers, a live region for "now playing", and one audio element to rule them all.
Oct 13, 20267 min read1
Dynamic OG Images in the Next.js App Router: Build Them, Then Prove They Work
Generate per-page social cards with next/og, wire up generateMetadata correctly, and add a small validation script so broken previews never reach production.
Oct 13, 20267 min read7