Engineering concepts simplified — visual explanations and interactive tutorials for anyone working with code, even if you've never written a line.
Branching, merging, rebasing, push/pull — the version control concepts your team uses daily, explained visually with interactive diagrams.
What APIs are, how they work, HTTP methods, status codes, authentication — with a live request demo and searchable terms dictionary.
Tables, queries, relationships — how data is stored and retrieved. Interactive SQL playground included.
Essential commands, navigating files, running scripts — an interactive simulator so you can practice without risk.