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what is the difference between const_iterator and iterator? [duplicate]
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There is no performance difference.
A const_iterator is an iterator that points to const valu...
Is it valid to define functions in JSON results?
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11 Answers
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jQuery exclude elements with certain class in selector
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edited May 23 '17 at 12:03
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answered Jun 10 '10 at 14:12
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validation custom message for rails 3
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196
Try this
validates :title, presence: { message: "Story title is required" }
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A migration to add unique constraint to a combination of columns
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add_index :people, [:firstname, :lastname, :dob], :unique => true
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How do I keep jQuery UI Accordion collapsed by default?
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1 Answer
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How can I configure NetBeans to insert tabs instead of a bunch of spaces?
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Go to Tools-> Options-> Editor-> Formatting and uncheck Expand tabs to spaces:
Ens...
Getting exact error type in from DbValidationException
...ituation where I'm initializing my model in DatabaseInitializer() for EF 4.1 and get this annoying error "Validation failed for one or more entities. See 'EntityValidationErrors' property for more details." So, I go to this EntityValidationErrors and there is a field {System.Data.Entity.Validatio...