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If you have ben working with Linq, one of the barriers you may have encountered is the "2100 parameter limit" when attempting to build an "IN" statement through Linq. A common scenario is that you are given a large list of ID's that you have need to select from. A common way of implementing this could be reviewed here:
http://blog.wekeroad.com/2008/02/27/creating-in-queries-with-linq-to-sql/
However, if you implement this method and have greater than 2100 parameters, your going to need a different option. Critics will probably argue that "you shouldn't be doing that in the first place" and suggest you examine your design. But sure enough,...
A quick look at resolving an issue that can arrise when you use the SqlCacheDependency class in conjunction with a database restore job.
A look at the top 6 things that I think all developers should know by 2010.