All lessons
hooks
2 lessons tagged hooks: free, quiz-checked micro-lessons.
Programming
intermediateClaude Code: Niche Features You're Probably Not Using
A tour of the underused Claude Code power features beyond basic prompting: CLAUDE.md memory, plan mode, rewind, custom slash commands, subagents, hooks, MCP servers, statusline, and headless mode.
11 steps·~17 min
Programming
intermediateReact Hooks: State and Effects
useState, useEffect, useReducer, and useContext in React 19: the rules, snapshot semantics, dependency arrays, when NOT to useEffect, and the dependency-array footgun that bites everyone.
10 steps·~15 min