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A Study Guide for Building on Claude
The knowledge you need to design on Claude. What this guide covers The Claude Certified …
API routes and admin pages anyone can call
Routes and server actions that change data without checking who's signed in, and admin pages hidden …
48-Hour Field Notes: My Free Server Kept Running — My Lease Expired Mid-Completion
I spent 48 hours moving a small extraction worker onto a free server and pointing it at free model a…
Runtime Is a Budget: Ranking Property Checks by Detection per Second
Most property suites fail in a boring way: they grow, nobody prunes them, and the CI job that used t…
Anchor Before Adjective: A Docs Gate Where the Model Drafts Prose and Humans Own Runnable Evidence
Liquid syntax error: Unknown tag 'endraw'…
Characterize the Failure Path First: A Fault Matrix Before Your Smallest Refactor
Output snapshots tell you what legacy code returns. They rarely tell you what it does before it fail…
I tried to reproduce “lost in the middle” on current models and actually couldn’t do that! [P]
Everyone keeps citing lost in the middle so, instead of going by the paper's citations, i wanted to …
AI PFP generator 2026: identity, speed and the 96px problem
The best AI PFP generator in 2026 is the one that keeps your face recognisable and still works when …
Resume vs Cover Letter: Which to Prioritize with AI Help
You’ve just landed a promising job posting that ticks all the boxes for your freelance skill set. Th…
Multi-agent task routing: how to decide which agent does the work
Summary: Multi-agent task routing in three layers: code gathers facts, a routing agent decides, code…
'Shopify Independent Store SEO Checklist: Technical Indexing, Structured Data, and AI Visibility in 2026'
Summary: Shopify auto-handles sitemap, robots.txt, and canonical tags, but product data, content, st…
Your Agent Will Call the Same Tool Twice. Make Side-Effecting Tools Idempotent
Here's a bug I keep seeing in agent code: a tool call times out, the framework retries, and the cust…