CN
Aman|
HomeProjectsExperienceBlogsAboutToolsContact
Connect
X.com
LinkedIn
Github
Medium
Instagram
RSS
← All Articles

Setting up CORS for Rails API App

Setting up CORS for Rails API App

Anyone who has worked with API has faced the CORS error anytime while attempting a request. For anyone unaware CORS refers to ‘Cross-Origin Resource Sharing’ and it is essentially how the server filters out requests from an origin other than itself.

By Aman Kumar•2020-06-02•less than a minute read

Related reading

  • Testing Jev on public and private data: classifier or filter?
    Testing Jev on public and private data: classifier or filter?Sep 2026

    Jev only answers yes/no or pick-one. 16,000 calls: against gpt-5.4-mini and gpt-5.6-luna on four public datasets, then on a few thousand real pipeline decisions. Where it wins, where it breaks, how to use it.

    Engineering
  • APIs From Zero: HTTP, REST, SOAP, GraphQL and gRPC
    APIs From Zero: HTTP, REST, SOAP, GraphQL and gRPCAug 2026

    A ground-up map of HTTP, REST, SOAP, WSDL, XSD, GraphQL, gRPC and WebSockets: what each one is, what it sends, and how it tells you what it can do.

    Engineering
  • Setting Up Mac for Development [May 2026]
    Setting Up Mac for Development [May 2026]May 2026

    The current toolkit and the AI coding stack I'd put on a fresh Mac today. A year after my 2025 setup.

    Engineering
Reach out →
Made by Aman |© 2026
Like this site? Use the template ↗