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Inserting multiple rows in a single SQL query? [duplicate]
...ple rows using a single SQL INSERT statement.
INSERT INTO MyTable ( Column1, Column2 ) VALUES
( Value1, Value2 ), ( Value1, Value2 )
For reference to this have a look at MOC Course 2778A - Writing SQL Queries in SQL Server 2008.
For example:
INSERT INTO MyTable
( Column1, Column2, Column3 )
V...
Linux command or script counting duplicated lines in a text file?
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219
Send it through sort (to put adjacent items together) then uniq -c to give counts, i.e.:
sort ...
Multiple inputs with same name through POST in php
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answered Oct 24 '11 at 19:13
EricEric
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what is the difference between const_iterator and iterator? [duplicate]
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130
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
11
Active
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jQuery exclude elements with certain class in selector
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edited May 23 '17 at 12:03
Community♦
111 silver badge
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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251
add_index :people, [:firstname, :lastname, :dob], :unique => true
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