22 If there is a hierarchy of exceptions you can use the base class to catch all subclasses of exceptions. In the degenerate case you can catch all Java exceptions with:

If you re-throw an exception within the catch block, and that exception is caught inside of another catch block, everything executes according to the documentation.

try { WebId = new Guid(queryString["web"]); } catch (FormatException) { WebId = Guid.Empty; } catch (OverflowException) { WebId = Guid.Empty; } Is there a way to catch both exceptions …

I think that this only works if you raise and then catch the exception, but not if you try getting the traceback before raising an exception object that you create, which you might want to do in …

Both constructs (catch () being a syntax error, as sh4nx0r rightfully pointed out) behave the same in C#. The fact that both are allowed is probably something the language inherited from C++ …

throw; rethrows the original exception and preserves its original stack trace. throw ex; throws the original exception but resets the stack trace, destroying all stack trace information until your …

No it does not. It will always execute provided the application is still running (except during a FastFail exception, MSDN link, like others noted). It will execute when it exits the try/catch …

Try/Catch is an actual exception handling mechanism - so if you change your exceptions, it will automatically work on all try/catch statements. Try/Catch gives the opportunity to run code …

37 You don't need to cover every block with try-catches because a try-catch can still catch unhandled exceptions thrown in functions further down the call stack. So rather than have …

What do you need to do in your catch blocks? If you would recover from any of the possible exceptions by running the same code, no matter which operation threw the exception, then …