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All of science & research in one: Follow over 20,000 journals, preprints & more.
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Learn to code in Python, SQL, R and master AI skills through hands-on practices.
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Watch, try, and learn with this fun guide to algorithms.
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Project management for teams
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Chordbot - A portable backup band / songwriting tool for the mobile musician.
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Convert numbers from one base (radix) to any other bases
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Tableau Mobile is the fastest way to stay on top of your data.
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Compile and run your algorithm written in French pseudo-code
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Access research anytime
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Compute probabilities, percentiles, and plot various probability distributions.
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Free scientific calculator with sleek interface and powerful capabilities
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Learn Data Structures Algorithms, C Programming, C++, Java, Python, JS, Aptitude
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Want to review chemical Named Reactions, their mechanism and concrete examples?
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Simple, clean app to help you learn SQL and perfect your SELECT querying skills!
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The freeCodeCamp App - including Challenges, Tutorials, Code Radio, and Podcasts
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Learn to code in C programming using interactive code editor, quizzes and more.
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Basic statistics calculator (formulas and resolutions)
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Learn SQL Programming with DBMS programming lessons, programs, queries & editor
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Visualize DSA & algorithms. Ace coding interviews with interactive animations
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3800+ LeetCode problems with AI coach, personalized plans, offline & night modes