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How to calculate time in hours between two dates in iOS
...lendar.current
let d1 = Date()
let d2 = Date.init(timeIntervalSince1970: 1524787200) // April 27, 2018 12:00:00 AM
let components = cal.dateComponents([.hour], from: d2, to: d1)
let diff = components.hour!
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Why do table names in SQL Server start with “dbo”?
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dbo is the default schema in SQL Server. You can create your own schemas to allow you to bett...
MySql Table Insert if not exist otherwise update
...ey. Taken from MySQL documentation: In addition, beginning with MySQL 5.5.24, an INSERT ... ON DUPLICATE KEY UPDATE statement against a table having more than one unique or primary key is also marked as unsafe. (Bug #11765650, Bug #58637) Bug 58637 description bugs.mysql.com/bug.php?id=58637
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GraphViz - How to connect subgraphs?
...es.
– Winston Smith
Jan 6 '10 at 11:24
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In case anyone is interested in, this can cause position...
How do I use an INSERT statement's OUTPUT clause to get the identity value?
...ns.
– Eric Bishard
Sep 20 '16 at 16:24
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OUTPUT INTO is extremely fantastic except that "The targ...
How do you downgrade rubygems?
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Ryan BiggRyan Bigg
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How can I keep my branch up to date with master with git?
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edited Oct 24 '17 at 14:23
MikeW
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UIButton title text color
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answered May 8 '15 at 9:24
Alex CioAlex Cio
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Why can't you modify the data returned by a Mongoose Query (ex: findById)
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answered Jan 24 '13 at 21:09
JohnnyHKJohnnyHK
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AngularJS multiple filter with custom filter function
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answered Mar 6 '19 at 21:24
Shyamal PatelShyamal Patel
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