Create and manage a lightning on mobile or remote devices. Control your node globally. Send and receive Bitcoin payments instantly. Monitor transaction history and node status in real time.
Compile and run code in 17 programming languages including Java, Python, C/C++, and JavaScript. Edit and save files directly. View output results instantly. Support for syntax highlighting and error detection.
Developer tools for Safari enables web developers to inspect DOM elements, view network activity, examine console logs, and access stored data. It allows code inspection, error checking, and resource management.
Search for homework answers with video explanations from teachers. Access detailed solutions and related questions. Practice with targeted exercises. Improve English writing with feedback and pronunciation training.
Play a game with 250 levels and 5 difficulty modes. Connect words through antonyms, synonyms, or compound words. Each can have up to 4 associations. Multiple solutions may exist per level. No in- purchases or ads.
Solve electrical circuit problems with interactive exercises on Ohm's Law, Kirchhoff's Laws, and impedance calculations. Practice resistive circuits, node and loop analysis, and motor efficiency. Review complex numbers and power factor concepts.
With interactive tutorials and project-based lessons. Complete exercises to practice coding concepts. Access code examples and debug tools. Track progress and review lessons for reinforcement.
Access tutorials, practice problems, and articles on Data Structures and Algorithms, Web Development, and technical interview preparation. Track progress with practice exercises and detailed explanations.