Course Catalog

Every course is 15 minutes, $9, and laser-focused on one skill.

Spreadsheets15 min

Excel VLOOKUP to XLOOKUP Migration

Stop using VLOOKUP. Master XLOOKUP in one focused session — dynamic arrays, error handling, and reverse lookups included.

Design15 min

Figma Auto Layout Mastery

Build responsive components that actually resize correctly. Nesting, spacing, padding — all demystified in 15 minutes.

Dev Tools15 min

Git Rebase Interactive Guide

Squash, reorder, and rewrite commits like a pro. Interactive rebase explained with real-world workflows.

Data15 min

SQL Window Functions Crash Course

ROW_NUMBER, RANK, LAG, LEAD, and running totals. Write queries your future self will thank you for.

Dev Tools15 min

Terminal Productivity with Aliases

Shave hours off your week. Build a personal alias system for git, navigation, and repetitive commands.

Programming15 min

Python List Comprehensions

Transform loops into elegant one-liners. Filtering, mapping, nested comprehensions — with clear mental models.