Available Courses
Executable and Linkable Format
A deep dive into the ELF binary format - headers, sections, segments, symbols, relocations, and dynamic linking.
HAT — Higher Education Aptitude Test
Preparation for the HEC Higher Education Aptitude Test, written for HAT-1 candidates in engineering, computing and the physical sciences: format and weightage, quantitative and verbal technique, analytical reasoning, and the technical foundations.
How It Works
Learn
Read structured lessons that build from simple models to real-world detail. Every concept has a Why, Model, Detail, Example, and Connect section.
Practice
Test your understanding with targeted exercises. Multiple choice, recall, fill-in-the-blank, and apply questions with progressive hints.
Review
Spaced repetition (FSRS v4) schedules reviews when you're about to forget. Never lose knowledge again. 10 review modes from quick to deep.
Track
Monitor your progress, knowledge health, and weaknesses. See what you've mastered, what needs work, and where to focus next.