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Best way to create unique token in Rails?
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-- Update --
As of January 9th, 2015. the solution is now implemented in Rails 5 ActiveRecord...
How do I convert a NSString into a std::string?
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3 Answers
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How to concatenate two IEnumerable into a new IEnumerable?
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345
Yes, LINQ to Objects supports this with Enumerable.Concat:
var together = first.Concat(second...
How do I ALTER a PostgreSQL table and make a column unique?
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3 Answers
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Round a double to 2 decimal places [duplicate]
If the value is 200.3456 , it should be formatted to 200.34 .
If it is 200 , then it should be 200.00 .
13 Answers
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