Command Line Basics vs Codey

Command Line Basics is an independent study app for learning and practicing essential shell and terminal skills. It is built for beginners, students, bootcamp learners, junior developers, QA testers, and anyone who wants stronger practical command line fluency. Practice across 160 questions covering Fundamentals, Practical Skills, Common Pitfalls, and Advanced Concepts. Every question includes an explanation so you can understand the idea behind the answer, not just memorize it. Features: - FSRS spaced-repetition intervals to review at the right time - Weak-point heatmap to show topics that need work - Daily challenge for consistent practice - Mock exams for timed review - Offline practice for study anywhere - No login required Independent study app for Command Line Basics practice. Not affiliated with, endorsed by, or sponsored by any company, certification body, exam operator, or vendor. All trademarks belong to their respective owners. Practice offline, no login required.

Learn to code the fun way — no experience needed. Codey turns learning to program into a game. Instead of staring at a blank screen, you drag colorful code blocks into place to write real Swift — the same language used to build iPhone and Mac apps. Solve bite-sized puzzles, earn XP, build a daily streak, and watch your skills grow one lesson at a time. WHY CODEY • Real code, not toy syntax — you write actual Swift from day one • Game-style lessons — drag blocks, solve puzzles, earn XP and badges • Truly for beginners — every idea explained in plain language • Learn by doing — a free Playground to experiment anytime • Your two modules are completely free • No-ads.!!! ALWAYS WHAT YOU'LL LEARN 15 modules • 90 lessons • hundreds of hands-on challenges — from your very first line of code to building real apps: • Fundamentals: types, printing, variables, conditionals • Loops & collections, functions & closures • Optionals, object-oriented programming, and advanced topics • Building apps: SwiftUI, networking, saving data, app architecture, testing, accessibility & animations ALSO INSIDE • Daily challenges to keep your streak alive • Mastery quizzes to lock in each module • Shareable certificates when you finish a module • A home-screen widget for your streak • Available in English and Greek Start free today and write your first line of code in minutes.