Skip to content
Free public beta until December 4, 2026: every course is open, no card needed. After that, the first chapter of each course stays free and full access is a one-time $39 ($19 for up to 100 founding members chosen for helpful feedback). Your progress is kept. How the beta works

semantic versioning

Version numbers like 2.4.1 where each part says how big the change was.

Semantic Versioning (MAJOR.MINOR.PATCH[-prerelease]) increments MAJOR for breaking changes, MINOR for compatible features, and PATCH for compatible fixes.

Loading interactive…

Examples

  • From 2.4.1, version 2.4.2 is a fix, 2.5.0 adds features, and 3.0.0 may break your code.

Read the full section →