May 28, 2020 · 6 Do I need to wrap try...catch in all functions? No, you don't, not unless you want to log it at every level for some reason. Just handle it at the top level. In an async function, …

Jul 21, 2016 · Does using the 'catch, when' feature make exception handling faster because the handler is skipped as such and the stack unwinding can happen much earlier as when …

I recommend using catch(Exception ex) when you plan to reuse the exception variable only, and catch (alone) in other cases. Just a matter of style for the second use case, but if personally …

In the second scheme, if the promise p rejects, then the .catch() handler is called. If you return a normal value or a promise that eventually resolves from the .catch() handler (thus "handling" …

How can I catch multiple exceptions in one line? (in the "except" block) Asked 14 years, 7 months ago Modified 5 months ago Viewed 1.6m times

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 …

Oct 22, 2015 · It depends, if you don't throw another exception in .catch, then the promise will resolve to what the function in .catch returns, and sometimes we want to handle exceptions in …

When I catch an exception, how do I get the type, file, and line number? Asked 16 years, 5 months ago Modified 1 year, 5 months ago Viewed 512k times

Jul 27, 2014 · 62 You cannot use try-catch statements to handle exceptions thrown asynchronously, as the function has "returned" before any exception is thrown. You should …

Sep 11, 2014 · The try/catch approach can't manage with common resource allocation/dealocation tasks such as sp_OACreate / sp_OADestroy, sp_xml_preparedocument …