Learn how to design large-scale systems. Prep for the system design interview. Includes Anki flashcards.

🎓 Path to a free self-taught education in Computer Science!

A collection of useful .gitignore templates

🚀 Complete Java - A to Z ║ 📚 Notes and Programs of all Important Concepts of Java - OOPS, Data Structures, Algorithms, Design Patterns & Development + Kotlin + Android 🔥

A complete computer science study plan to become a software engineer.

📚 Freely available programming books

Algorithms and Data Structures in Java

📝 Algorithms and data structures implemented in JavaScript with explanations and links to further readings

Flight rules for git

GoF design patterns in Ruby

The repository for high quality TypeScript type definitions.

💻🛡️ A curated collection of awesome resources, tools, and other shiny things for cybersecurity blue teams.

Principles to help you design and deploy a zero trust architecture

Code for the book Grokking Algorithms (https://www.amazon.com/dp/1633438538)

Studying for a tech interview sucks. Here's an open source cheat sheet to help

🧠 Laws, Theories, Principles and Patterns for developers and technologists.

Code Kata collection for JVM Languages and Libraries.

OWASP Mutillidae II is a free, open-source, deliberately vulnerable web application providing a target for web-security training. This is an easy-to-use web hacking environment designed for labs, s…

A book series (2 published editions) on the JS language.

A collection of (mostly) technical things every software developer should know about