Nginx Reverse Proxy Not Passing Headers Correctly
When headers your backend expects (like the real client IP, the original Host, or Authorization tokens) don't arrive correctly through an Nginx reverse proxy,...
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304 results for "Gin"
Nginx Serving Old Cached Version After Deploy
When visitors keep seeing an outdated version of your site after a deploy, the new files usually did make it to the server correctly — the problem is one of...
Nginx SSL Certificate Not Renewing Automatically
When an SSL certificate managed by Let's Encrypt (via Certbot) fails to renew automatically, it's almost always because the scheduled renewal job either isn't...
Nginx "Too Many Redirects" Loop Fix
A redirect loop happens when Nginx (or your application behind it) keeps sending the browser back to a URL it just came from, usually because Nginx and the...
Gin CORS Error Blocking React Native Requests
A CORS error between a React Native app and a Gin backend is technically a browser-enforced restriction, but it commonly shows up during development with tools...
Gin Router Returning 404 on Valid Route
When a Gin route returns a 404 even though the handler is clearly registered and the path looks correct, the cause is almost always a subtle mismatch between...
How to Fix Postgres Query Slow After Migration to AWS RDS / Aurora
A query that ran fast on your old PostgreSQL setup is noticeably slower after migrating to RDS or Aurora, even though the hardware specs look comparable or...
How to Fix PostgreSQL "SSL Error: Certificate Verify Failed" on Heroku / Supabase
Connecting to a managed PostgreSQL database on Heroku or Supabase fails with a certificate verification error, even though the database is genuinely reachable...
How to Fix MySQL "Out of Memory" Crash During Large ALTER TABLE Migration
Running an ALTER TABLE on a large table crashes the MySQL server outright with an out-of-memory error, rather than just running slowly. Certain schema changes...