Posts

• Generate dynamic open graph images for blog posts

  Learn how to automatically generate dynamic Open Graph social card images for Twitter, Facebook, and Slack using Vercel's og-image service, with a step-by-step integration guide.

• Asymmetric encryption in Nodejs

  Learn how to implement asymmetric encryption in Node.js using public and private RSA keys with OpenSSL and the crypto module for secure data exchange.

• Gatsby open graph meta tags are not recognized

  How to fix Facebook and Twitter not recognizing OpenGraph meta tags in Gatsby.js when using gatsby-plugin-react-helmet, by prioritizing head components.

• How to determine if you are inside the popup or inside a tab (chrome extension)

  How to detect whether your Chrome extension is running inside the popup window or inside a browser tab, to handle different actions based on context.

• How to encrypt and decrypt in nodejs

  Learn how to encrypt and decrypt strings in Node.js using bcrypt for password hashing and the built-in crypto module for symmetric encryption with AES-256.