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A migration to add unique constraint to a combination of columns
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Nope, it's all good. My bad! The unique constraint comes with the unique index.
– Paul Cantrell
Aug 24 '11 at 16:34
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How do I fix the Visual Studio compile error, “mismatch between processor architecture”?
...T 4.5, although I suppose it might have been possible before.
First, it really is just a warning. It should not hurt anything if you are just dealing with x86 dependencies. Microsoft is just trying to warn you when you state that your project is compatible with "Any CPU" but you have a dependency o...
How do you convert a DataTable into a generic list?
...e DataTableExtensions.AsEnumerable (an extension method) and then if you really need a List<DataRow> instead of just IEnumerable<DataRow> you can call Enumerable.ToList:
IEnumerable<DataRow> sequence = dt.AsEnumerable();
or
using System.Linq;
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List<DataRow> list = dt.A...
Why is inserting in the middle of a linked list O(1)?
...Operations on Linked Lists are often done in such a way that they aren't really treated as a generic "list", but as a collection of nodes--think of the node itself as the iterator for your main loop. So as you're poking through the list you notice as part of your business logic that a new node need...
How to copy an object in Objective-C
...deep, logical copy. In this, we make a copy of the object, but without actually doing it bit by bit - we want an object that behaves the same for all intents and purposes, but isn't (necessarily) a memory-identical clone of the original - the Objective C manual calls such an object "functionally ind...
How to check the extension of a filename in a bash script?
...hat the right-hand side of == or != is expanded as a shell pattern. Personally I think this is clearer than my answer.
– Paul Stephenson
Jun 11 '09 at 8:12
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How to set margin of ImageView using code, not xml
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All the above examples will actually REPLACE any params already present for the View, which may not be desired. The below code will just extend the existing params, without replacing them:
ImageView myImage = (ImageView) fin...
Java Can't connect to X11 window server using 'localhost:10.0' as the value of the DISPLAY variable
... well sometime - it won't work on linux then its good to install Xvfb with apt and run it on any screen like: Xvfb :1 and then set variable in build phase -- export DISPLAY=:1 --> this perfectly works.
– Pankaj Kumar Katiyar
Sep 22 '18 at 3:39
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Xcode iOS 8 Keyboard types not supported
...e problem which is how I found yours. It was caused by my text box being smaller then default. It IS possible though. Check the developer forums!
– Erik Bean
Jul 22 '14 at 18:02
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How to sort an IEnumerable
How can I sort an IEnumerable<string> alphabetically. Is this possible?
4 Answers
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