Claude Code
Claude Code Parallel Agents: Fork, Serialize, Cap at 2
Claude Code parallel agents run 1.7x faster than sequential — but spawn 3+ and OOM kills everything. Decision framework, benchmarks, production examples.
dinesh challa
Claude Code
Claude Code Custom Slash Commands for Persistent Memory
Three Claude Code skills — /postmortem, /wrong, /learn — create permanent memory files from every bug and mistake. 50+ files, zero repeated errors.
Claude Code
Pre-Push Gate With 30-Min TTL | Claude Code Hook
A pre-push validation gate with a 30-minute TTL runs parallel reviewers on changed files before git push. Zero broken pushes in 2+ weeks of daily use.
Claude Code
Git Index Lock iCloud Drive bird Reindex Fix
Why git commands hang 30-60s on iCloud Drive and fail with index.lock errors. The cause is macOS bird reindex. Real fixes, not just rm index.lock.
Next.js
Framer Motion Strips background Shorthand — Fix Gradients
Framer Motion silently strips the CSS background shorthand on motion.div components. Use backgroundImage instead. A debugging story with the one-line fix.
Next.js + Supabase + AI
SDK Init With Env Vars: Module-Level Is a Timebomb
Module-level SDK init with env vars breaks builds, leaks production keys to staging, and crashes tests. The lazy-init fix in 10 lines of TypeScript.
Next.js + Supabase + AI
Lock-Column Pattern: Postgres Row Lock for Supabase
The lock-column pattern prevents DB race conditions in serverless apps by recording writer priority on each row. No deadlocks, no SELECT FOR UPDATE.
Next.js
Promise.race Timeout Guard for External API Calls
Use Promise.race to add timeout guards to every external API call in serverless functions. Prevent silent 504s on Vercel, Lambda, and Cloudflare Workers.
AI Agents
Inngest vs Temporal vs Step Functions vs Airflow Comparison
A practitioner's 4-layer mental model for choosing between Inngest, Temporal, AWS Step Functions, Airflow, and queues. Based on real production cost analysis.
AI Agents
Await Inline, Workflow Engine Later: Migration Heuristic
A practitioner heuristic for when to adopt workflow engines like Inngest or Temporal. Start with await inline. Graduate after 5+ runs and a real retry.
Next.js
Fire-and-Forget Trap: Serverless Async Bugs on Vercel
3 production bugs with the same root cause: un-awaited async at Vercel request boundaries. How fire-and-forget silently breaks on serverless and the fix.
Claude Code
My Claude Code Operating System: 20 Agents, 8 Skills, and 11 Hooks for a Complete Dev Workflow
A complete daily workflow system built from Claude Code primitives: morning briefings, 4-reviewer code review, 7-stage deployment pipeline, domain-specific debugger agents, and audit logging.