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Try...Catch...Finally

Try...Catch...Finally

Learn to handle errors during program execution.

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Introduction

Program errors are unavoidable. They can happen because our application is trying to reach a server that’s not responding, or they may occur because we run out of computer memory, or maybe because our program is trying to read a non-existent file. In any case, it’s likely that an exception occurs.

Exceptions are program states where it can no longer continue to run, so we have to address them. ...