The Dev Penguin

A developer blog with tutorials about HTML, JavaScript, CSS and the latest news in the JavaScript community.

Frameworks

Featured

Next.js v13 is here

Securing an Express.js app with Helmet

Securing your Express.js app is important. Learn how to do it in this guide.

HTML

Strike Through using HTML

Learn how use properly use strike through in HTML

How to reverse an array in JavaScript

Learn how to reverse an array in JavaScript

Generating secure session tokens

Learn how to generate secure session tokens

How to make a simple Express.js app

Learn how to create a simple Express.js app

Next.js v13 is here

Next.js v13 has been released with some amazing new features.

How to use localStorage

Learn how to use localStorage

SEO

Top 5 SEO Tips

Learn what the top 5 critical SEO tips are.

HTML

HTML <kbd> Tag

Learn what the kbd tag does

Check if an array is empty in JavaScript

See how to check if an array is empty