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Adding a column to a data.frame

...0.06463876 1 2 2 0.98086928 0.33093795 1 3 3 0.28908651 0.74077119 1 4 4 0.10476768 0.56784786 1 5 1 0.75478995 0.60479945 2 6 2 0.26974011 0.95231761 2 7 3 0.53676266 0.74370154 2 8 4 0.99784066 0.37499294 2 9 5 0.89771767 0.83467805 2 10 6 0.053...
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Entity Framework: One Database, Multiple DbContexts. Is this a bad idea? [closed]

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Handling optional parameters in javascript

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How to vertically center content with variable height within a div?

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Why is textarea filled with mysterious white spaces?

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Fragment over another fragment issue

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Difficulty with ng-model, ng-repeat, and inputs

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How to convert a string to lower or upper case in Ruby

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PHP Fatal error: Using $this when not in object context

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Basic HTTP authentication with Node and Express 4

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