Handling Exceptions in C# - When to catch them, where to catch them, and how to catch them

Published: 23 February 2018
on channel: IAmTimCorey

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Handling exceptions is about more than just putting try/catch blocks in your code. Where you put them is very important. It is also important to know when not to put a try/catch in your code.

This video covers the best practices of exception handling as well as how to rethrow exceptions, create new exceptions, and capture specific exceptions.

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0:00 - Intro
0:39 - building a demo console application
9:49 - crashing the application
11:13 - "try-catch" and how NOT to use it
15:00 - continuing with the exception & showing exception information to the user (15:57 )
17:24 - more useful information: StackTrace
20:31 - "try-catch": best place to put it and why
27:23 - hanging logic demonstration
30:31 - the "finally" code block and "throw" statement. Passing exception up the stack (to UI)
38:08 - common misconceptions and mistakes
40:25 - creating new exception without losing the original StackTrace info
45:36 - recap
47:05 - advanced exception handling
53:09 - summary and tips on value capturing and handling exceptions

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