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What is the difference between char, nchar, varchar, and nvarchar in SQL Server?
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Just to clear up... or sum up...
nchar and nvarchar can store Unicode characters.
char and varchar cannot store Unicode characters.
char and nchar are fixed-length which will reserve storage space for number of characters you specify even if you don't use up all t...
git merge: apply changes to code that moved to a different file
... git did not notice that the code in the new file was the same as the old, and so none of my changes are there.
3 Answers...
What is the purpose of Looper and how to use it?
I am new to Android. I want to know what the Looper class does and also how to use it. I have read the Android Looper class documentation but I am unable to completely understand it.
I have seen it in a lot of places but unable to understand its purpose. Can anyone help me by defining the purpos...
How to implement a queue with three stacks?
...stion in an algorithms book ( Algorithms, 4th Edition by Robert Sedgewick and Kevin Wayne).
5 Answers
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Comet and jQuery [closed]
I've done some research into server push with javascript and have found the general consensus to be that what I'm looking for lies in the "Comet" design pattern. Are there any good implementations of this pattern built on top of jQuery? If not, are there any good implementations of this pattern at a...
Comparison of full text search engine - Lucene, Sphinx, Postgresql, MySQL?
I'm building a Django site and I am looking for a search engine.
9 Answers
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MPICH vs OpenMPI
Can someone elaborate the differences between the OpenMPI and MPICH implementations of MPI ?
Which of the two is a better implementation ?
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What is unit testing? [closed]
...to unit test in a specific language, but no question asking 'what', 'why', and 'when'.
20 Answers
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How does a “stack overflow” occur and how do you prevent it?
How does a stack overflow occur and what are the best ways to make sure it doesn't happen, or ways to prevent one, particularly on web servers, but other examples would be interesting as well?
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Visual Studio displaying errors even if projects build
I have a problem with Visual Studio on a C# solution. It displays totally random errors, but the projects build. Right now, I have 33 files with errors, and I can see red squiggly lines in all of them.
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