🧱 The software design and architecture roadmap for any developer

120+ interactive Python coding interview challenges (algorithms and data structures). Includes Anki flashcards.

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

Mini website for testing both general CS knowledge and enforce coding practice and common algorithm/data structure memorization.

Personal study of book "Low-Level Programming" by Igor Zhirkov (Apress, 2017)

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

Gatekeeper: An Authentication & Authorization Library

A command line cheat sheet. (CLI is not a scary place!)