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...
Search
903 results for "Gin"
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...
RAG Chunking Strategies and Chunk Size Trade Offs for Technical Docs
For technical documentation in a retrieval augmented generation system, split text along its natural structure, such as headings, sections, and code blocks,...
LLM Evaluation Datasets and Regression Testing for Production Prompts
To change a production prompt or model safely, build an evaluation dataset of realistic inputs with expected outcomes, score outputs automatically, and run the...
Password Hashing Algorithm Selection and Work Factor Tuning
Store passwords with a slow, salted, purpose-built hashing algorithm, not a fast general hash. Argon2id is the usual first choice for new systems, with scrypt,...
TLS Configuration Best Practices for Public Web Servers
A solid TLS configuration for a public web server enables TLS 1.2 and 1.3, disables older protocols, uses modern cipher suites, automates certificate renewal,...
CORS Configuration Best Practices for Browser Facing APIs
CORS, or Cross-Origin Resource Sharing, lets a server tell browsers which other origins may read its responses. Best practice is to allow only specific,...
MySQL utf8mb4 Collation Choices and Index Performance
In MySQL, always use utf8mb4 for text, since the older utf8 alias supports only three bytes per character and cannot store all Unicode, including emoji. The...
MySQL Online Schema Changes Without Locking Large Tables
Many schema changes on large MySQL tables can run online with InnoDB's native online DDL, using ALGORITHM=INPLACE or INSTANT and an explicit LOCK clause so the...