Why do we need more than one language?

My dad asked me an interesting question recently, why do we need more than one programming language?. I gave a short answer: we don’t. And a long answer to a related question, why are there so m

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Anagrams of words in ruby

One thing that is nice about Ruby is the ability it gives you to peel open a class and stick new methods into an object or class while the program is running. As an example, we will use the Array#perm

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