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Python can be used to automate mundane tasks. Learn how to use Python, a clear and powerful scripting language with object-oriented features.

Vim is a set of key bindings that allow you to navigate and edit documents quickly. Learn how to use Vim with our beginner's tutorial!

R is a functional programming language used for statistical computing and graphics. Learn how to use R in our beginner's tutorial guide.

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Learn how to find the longest palindrome substring in a string in Java.

Learn how to find all prime factors in Java.

Learn how to implement a function that checks whether a string is a palindrome or not in Java.