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Creating an instance of class

What's the difference between lines 1 , 2 , 3 , 4? 3 Answers 3 ...
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Generating an MD5 checksum of a file

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Rails mapping array of hashes onto single hash

... 163 You could compose Enumerable#reduce and Hash#merge to accomplish what you want. input = [{"test...
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Convert MySql DateTime stamp into JavaScript's Date format

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How to declare constant map

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Are default enum values in C the same for all compilers?

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What exactly is Arel in Rails 3.0?

... What exactly is Arel in Rails 3.0? It's an object model for an algebra of relational query operators. I understand that it is a replacement for ActiveRecord No, it isn't. It's a replacement for hand-crafting SQL queries in strings. It is a common query...
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Is a Python dictionary an example of a hash table?

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Get distance between two points in canvas

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Why does git revert complain about a missing -m option?

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