Common Vercel Deployment Errors and Their Solutions
Diagnose import casing, type errors, environment values, function failures and deployment routing. Hosted remedies remain independently unverified.
Blog & insights
Insights on Building, Designing and Growing Online.
Practical articles on web development, design, search, marketing and AI, plus our development troubleshooting archive. Each troubleshooting guide shows the evidence status of its published version.
Troubleshooting topics
19 articles
How to Speed Up a Next.js Website: 8 Practical Fixes
Learn eight practical ways to speed up a Next.js website, covering images, fonts, JavaScript, third-party scripts and data fetching, with verification guidance.
My Complete Next.js Folder Structure for Large Projects
Locate routing, shared components and data access, and understand the @/ source alias. Folder organization does not itself enforce authorization.
Supabase Row Level Security Explained with Real Examples (Copy These Policies)
Compare own-row, published-post, team and admin access rules. Database permission and negative-access tests remain unverified.
How to Debug Production Errors in Next.js (App Router Guide)
Separate browser exceptions from server failures, correlate logs and digests, and investigate hydration, environment differences and error boundaries.
How I Built Authentication in Next.js Without NextAuth
Understand cookie-aware browser/server clients, proxy refresh and operation-level identity checks. Live session flows remain unverified.
10 Common Supabase Errors and How to Fix Them
Investigate row-policy failures, query cardinality, expired sessions and connection limits. Validate permission-sensitive fixes in a disposable project.
Build an Inventory Management System with Next.js and Supabase
Design an owner-scoped stock balance and movement ledger with transactional sales and retry keys. Concurrency and authorization require real database tests.
What Is "Code With Logs"? (And Why Every Developer Ends Up Living By Them)
Use context-rich logs to trace missing values and failed operations while keeping credentials out of diagnostic output.