Learn programming with code examples for and SQL. Explore substring extraction, generalized method declarations, and database queries. Study SQL joins, grouping, and data types. Access curated code from books and online sources.
by Fedor Obraztsov★ 5.03 ratingsEducationFreeData updated 2026-09-06
Write and execute code directly on iOS devices. Compile and run code snippets instantly. Access a built-in virtual machine. View and debug output in real time. Learn programming concepts through hands-on practice.
Learn programming through interactive lessons and exercises. Use an embedded editor and a custom virtual keyboard for coding. Track progress and receive personalized feedback. Share snippets and collaborate in real-time.
Programming from basic to advanced levels including ES6 and ES.Next. Study front-end and back-end frameworks like Angular, React, Vue.js, and Express.js. Access tutorials offline without ads. Track progress and receive updates on new content.
Create and run notebooks offline with embedded Python. Write and execute code snippets, add markdown text, and include scientific computation packages. Save and share notebook files directly.
Learn C/C++ with code templates, auto-completion, and syntax highlighting. Compile and run code locally using +. Fetch Git repositories and store files via iCloud. Share files through LAN HTTP/FTP connections.
Learn through structured and exercises. Practice sentence structure and article selection. Prepare for IELTS and TOEFL with targeted content. Track progress and review mistakes for improvement.
Learn and with word definitions, example sentences, and pronunciation. Explore related search suggestions and analyze sentences. Save favorite words and review flashcards. Adjust font sizes for better readability.
Write and execute JavaScript in an integrated environment. Access system utilities for file management, network requests, and data processing. Create custom scripts for automation and development. Debug and test with real-time feedback.
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Chat with self-hosted large language models via Ollama API. Switch between models to test prompts. Support streaming and conversation context. Format responses with Markdown for tables, lists, and code. Specify server endpoint in settings.
C++ from beginner to advanced with interactive lessons and live code examples. Take instant quizzes, track progress with streaks, and use a 24/7 AI coding assistant. Access 180+ lessons covering basics, OOP, STL, algorithms, and data structures.
Learn basic concepts through interactive puzzles and challenges. Navigate vehicle using command blocks to solve level-based puzzles. Explore six themed worlds with over 100 levels to enhance logical thinking and problem-solving skills.
Learn through clear explanations and structured lessons. Explore usage in time, place, direction, and abstract contexts. Practice with exercises and quizzes. Track progress and review key concepts for improved grammar understanding.