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Best way to create unique token in Rails?
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335
-- 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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Active
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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...
“x not in y” or “not x in y”
...is(notin)
2 0 LOAD_CONST 1 ('ham')
3 LOAD_CONST 2 ('spam and eggs')
6 COMPARE_OP 7 (not in)
9 POP_TOP
10 LOAD_CONST 0 (None)
13 RETURN_VALUE
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How do I ALTER a PostgreSQL table and make a column unique?
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3 Answers
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