Sorted:

cast subclass to another subclass-Collection of common programming errors

OSGI bundle .bnd file and conflicting import-package statements-Collection of common programming errors

Unable to Access the Dynamic control-Collection of common programming errors

ASP.Net MVC & NHibernate Burrow & Fluent NHibernate-Collection of common programming errors

problem about normalization-Collection of common programming errors

problem about strongly-typed-dataset-Collection of common programming errors

problem about named-pipes-Collection of common programming errors

jQuery: set button visible if exist label.text-Collection of common programming errors

Making a call when the user clicks on a listboxitem-Collection of common programming errors

problem about nimbus-Collection of common programming errors