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C# Sort and OrderBy comparison
... then an array of projected keys, then an array of indices) before finally calling Quicksort to sort the array of indices in place.
– Groo
Sep 17 '13 at 12:33
2
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ASP.NET MVC Ajax Error handling
How do I handle exceptions thrown in a controller when jquery ajax calls an action?
6 Answers
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Python __str__ and lists
In Java, if I call List.toString(), it will automatically call the toString() method on each object inside the List. For example, if my list contains objects o1, o2, and o3, list.toString() would look something like this:
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Multiple queries executed in java in single statement
...operty to allow multiple queries,
separated by a semi-colon by default.
By calling a stored procedure that returns cursors implicit.
Following examples demonstrate the above two possibilities.
Example 1: ( To allow multiple queries ):
While sending a connection request, you need to append a ...
Insert Update trigger how to determine if insert or update
... not always true because there are times when the Update/Insert Trigger is Called and INSERTED is empty. In my answer I explain how this could be caused by the Predicate eliminating any data from changing. In this event, the Trigger is still called for the DML attempt, but the DELETED and INSERTED...
使用App Inventor扩展实现多点触控：Rotation Detector · App Inventor 2 中文网
...ect two-finger rotation gestures performed on a Canvas. The demo app here, called rotationSprite, is a simple demonstration of detecting rotation gestures. You can download the apk file of the demo app from here. The demo app simply illustrates how to use the RotationDetector component to rotate a...
使用App Inventor扩展实现多点触控：Rotation Detector · App Inventor 2 中文网
...ect two-finger rotation gestures performed on a Canvas. The demo app here, called rotationSprite, is a simple demonstration of detecting rotation gestures. You can download the apk file of the demo app from here. The demo app simply illustrates how to use the RotationDetector component to rotate a...
使用App Inventor扩展实现多点触控：Rotation Detector · App Inventor 2 中文网
...ect two-finger rotation gestures performed on a Canvas. The demo app here, called rotationSprite, is a simple demonstration of detecting rotation gestures. You can download the apk file of the demo app from here. The demo app simply illustrates how to use the RotationDetector component to rotate a...
使用App Inventor扩展实现多点触控：Rotation Detector · App Inventor 2 中文网
...ect two-finger rotation gestures performed on a Canvas. The demo app here, called rotationSprite, is a simple demonstration of detecting rotation gestures. You can download the apk file of the demo app from here. The demo app simply illustrates how to use the RotationDetector component to rotate a...
ActiveRecord.find(array_of_ids), preserving order
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The answer is for mysql only
There is a function in mysql called FIELD()
Here is how you could use it in .find():
>> ids = [100, 1, 6]
=> [100, 1, 6]
>> WordDocument.find(ids).collect(&:id)
=> [1, 6, 100]
>> WordDocument.find(ids, :order => "field(id...