>On a Windows Forms, how can I rename a control (using the Properties window in the IDE) knowing that there may be many event handlers and other references to the old name in other places in my codes?
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>If you rename it immediately after placing it, you're ok, but what if you have already coded against it and then decide to rename it how do you fix all the references? Will it do it automatically or do I have to find all the places that need to be changed? Where all should I look?


Like Craig said use Refactor->Rename instead. The Refactor menu is very powerful. I especially like the feature where you can select a block of code and extract a method for it.

Keep in mind that the rename will not rename the event handler names but it will retain the link to the eventhandler.