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AutoMapper vs ValueInjecter [closed]
... the Id suffix and it's type is inherited from Entity, stuff like that
so one obvious difference, ValueInjecter is used even in windows forms with flattening and unflattening, that's how flexible it is
(mapping from object to form controls and back)
Automapper, not usable in windows forms, no unf...
How do I use su to execute the rest of the bash script as that user?
...ID of root is 0, so the first id will show you some number, but the second one will definetly show 0 (because the second one was executed inside a block run by root). You can user whoami instead of id which will return the name instead of the id
– Mohammed Noureldin
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Find all records which have a count of an association greater than zero
... the code above will return duplicate projects for projects with more than one vacancies. To remove the duplicates, use
Project.joins(:vacancies).group('projects.id')
UPDATE:
As pointed out by @Tolsee, you can also use distinct.
Project.joins(:vacancies).distinct
As an example
[10] pry(main...
What is Turing Complete?
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Someone recently showed that PowerPoint is Turing Complete too.
– Tagc
Apr 30 '17 at 12:57
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Method Syntax in Objective-C
Can someone explain this method declaration syntax for me? In this function, the number of rows of a UIPickerView (slot machine UI on the iPhone) is being returned. From my understanding, the Method is called ' pickerView ', and returns an NSInteger.
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Why does setTimeout() “break” for large millisecond delay values?
... answered Aug 12 '10 at 14:19
OneSHOTOneSHOT
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How do I select an entire row which has the largest ID in the table?
...e of max(id) is not unique, multiple rows are returned.
If you only want one such row, use @MichaelMior's answer,
SELECT row from table ORDER BY id DESC LIMIT 1
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What are the main performance differences between varchar and nvarchar SQL Server data types?
...o go back and modify throughout your application.
The cost of migrating one application from varchar to nvarchar will be much more than the little bit of extra disk space you'll use in most applications.
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What is the difference between '@' and '=' in directive scope in AngularJS?
...of an isolate scope and its parent scope -- the directive scope uses @ for one property and = for another
What is the difference between & vs @ and = in angularJS
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How do I use LINQ Contains(string[]) instead of Contains(string)
I got one big question.
22 Answers
22
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