https://sigilipelli.github.io/ Updates, new lessons and features across the Mastery Path network of 64 free courses. en-us https://sigilipelli.github.io/ mp-2026-09-15-search-progress Tue, 15 Sep 2026 00:00:00 GMT A fuzzy search bar on the hub now searches all 2,565 lessons across every course at once. Every one of the 64 sites also got lesson-completion checkboxes and a per-level progress bar, saved locally in your browser — no account needed. https://sigilipelli.github.io/ mp-2026-09-14-videos Mon, 14 Sep 2026 00:00:00 GMT Matching video walkthroughs from the Mastery Path YouTube channel are now embedded directly on 99+ lesson pages across python, javascript, shell, typescript, sql, c, java, cpp, go, ruby, php and rust. https://sigilipelli.github.io/ mp-2026-09-14-backfill Mon, 14 Sep 2026 00:00:00 GMT ai-ml, docker, github, kubernetes, llm-dev, terraform and workday now have complete Level 2 through Level 4 content — real, mechanism-level lessons in place of every remaining placeholder page. https://sigilipelli.github.io/ mp-2026-09-11-mechanism-sections Fri, 11 Sep 2026 00:00:00 GMT Every existing topic module across all 64 sites now includes a dedicated section explaining the underlying mechanism — not just how to use a feature, but why it behaves the way it does. https://sigilipelli.github.io/license.html mp-2026-09-04-license Fri, 04 Sep 2026 00:00:00 GMT All written lessons across the network are licensed CC BY 4.0, and every code snippet is additionally released under the MIT License — free to share, adapt and reuse. https://sigilipelli.github.io/ mp-2026-09-02-hub Wed, 02 Sep 2026 00:00:00 GMT A real hub page replaced the old redirect stub — a categorized directory of all 64 free courses, in one place.