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How to hide command output in Bash
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250
Use this.
{
/your/first/command
/your/second/command
} &> /dev/null
Explanation
T...
Difference between Control Template and DataTemplate in WPF
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answered Aug 27 '09 at 10:20
Matt HamiltonMatt Hamilton
183k5959 gold badges376376 silver badges317317 bronze badges
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Get first key in a (possibly) associative array?
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2019 Update
Starting from PHP 7.3, there is a new built in function called array_key_first() which will retrieve the first key from the given array without resetting the internal pointer. Check out the documentation for more ...
How can I get enum possible values in a MySQL database?
...gt;query( "SHOW COLUMNS FROM {$table} WHERE Field = '{$field}'" )->row( 0 )->Type;
preg_match("/^enum\(\'(.*)\'\)$/", $type, $matches);
$enum = explode("','", $matches[1]);
return $enum;
}
share
|...
undefined method `source_index' for Gem:Module (NoMethodError)
... What it came down to was ruby-1.9.3-p385 had installed RubyGems version 2.0.2 for me, and 1.9.3-p327 has RubyGems v1.8.23 installed.
Gem.source_index has been deprecated for a while, but since Rails 2.3 is not getting any updates except critical security patches, this will never get fixed. RubyGem...
API Keys vs HTTP Authentication vs OAuth in a RESTful API
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Joakim
9,28388 gold badges4040 silver badges4848 bronze badges
answered Jan 17 '12 at 19:00
SidSid
6,9592...
git --git-dir not working as expected
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edited Mar 4 '15 at 21:09
pimlottc
2,71622 gold badges2424 silver badges2222 bronze badges
answered S...
What does principal end of an association means in 1:1 relationship in Entity framework
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380
In one-to-one relation one end must be principal and second end must be dependent. Principal end...
conditional unique constraint
...this. The difference is, you'll return false if Status = 1 and Count > 0.
http://msdn.microsoft.com/en-us/library/ms188258.aspx
CREATE TABLE CheckConstraint
(
Id TINYINT,
Name VARCHAR(50),
RecordStatus TINYINT
)
GO
CREATE FUNCTION CheckActiveCount(
@Id INT
) RETURNS INT AS BEGIN
DE...