Interactive Animations

Core data structures and algorithms: arrays, trees, graphs, heaps, sorting, and searching.

Step-by-step animated walkthroughs of popular coding interview problems.

Distributed systems, networking, databases, caching, scaling, and real-world architectures.

Threads, locks, synchronization primitives, and classic concurrency problems.

LLMs, transformers, RAG, agents, and core machine learning concepts.

Joins, window functions, and how queries actually execute.