Practice problems and DSA
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.
Showing 21–40 of 1,000 ranked alternatives.
Ievgen Ovsii
Study and data structures visually
Visualize and interact with and data structures through dynamic animations. Explore step-by-step breakdowns of sorting, searching, and graph . Practice coding exercises and test knowledge with quizzes.
650 Industries, Inc.
Build projects with JavaScript and React
Build mobile projects using JavaScript and React. Run apps on an iOS device connected to a computer. Support interactive gestures and graphics. Requires basic programming knowledge. Uses React Native 0.81.1.
SonderSpot OU
Python 3 and code efficiently
Python 3 with modules for beginners and experts. Practice with exercises and prepare for technical interviews. Study JavaScript for frontend and backend development. Track progress and access detailed explanations for challenges.
Upskew Pty. Ltd.
Coding with interactive lessons
Programming languages like Python, SQL, HTML/CSS, and JavaScript through short, interactive lessons. Complete coding exercises and quizzes to practice skills. Track progress and revisit lessons at your own pace.
Stepic Inc
Java, Python, and other languages
Programming languages such as Java, Python, Kotlin, JavaScript, Go, and SQL. Complete courses and projects to build real-world skills. Track progress and access detailed explanations for exercises. Earn certifications upon course completion.
Malik Hamza Khalid
Generate from text
Generate from natural language descriptions in multiple languages. Convert between languages for compatibility. Scan and analyze to identify errors and suggest improvements. Provide real-time coding assistance and syntax highlighting.
Neuron Fuel, Inc.
Teach with interactive lessons
Teach children to code with interactive lessons and step-by-step tutorials. Create and share projects using block-based programming. Track progress and receive feedback. Sync with classroom accounts for teacher oversight.
CodenQuest
To code with interactive lessons and exercises
Programming with interactive exercises and real-time feedback. Access bite-sized JavaScript and Python lessons. Track progress with gamified challenges. Practice coding in a simulated environment. Receive instant corrections and explanations.
Benny Neugebauer
Learn programming languages step by step.
The app offers over 1,200 video tutorials for various programming languages. Users can track progress and save videos for future reference.
Sakib Khan
Track progress on coding problems
Track problem-solving progress with detailed notes, tags, and complexity metrics. Add multiple solutions and upload screenshots per problem. Filter and search problems efficiently. Visualize progress across 18 topics. Support dark mode interface.
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