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Sams Teach Yourself Node.js in 24 Hours by George Ornbo

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Hour 9. Debugging Node.js Applications

What You’ll Learn in This Hour:

• What debugging is

• Debugging using the STDIO module

• Debugging with Node.js’s debugger

• Debugging with Node Inspector

Debugging

Before too long in software development, you will hit something developers learn to deal with every day: bugs. A bug in software is an error or issue that causes unexpected behavior in an application. Some examples of bugs include

• An error caused by a syntax error in source code

• A feature that does not behave as expected

• A poorly performing piece of code that makes an application run slowly

• A security vulnerability

Bugs can be found by developers or reported by the users of an application. Either way, the responsibility for investigating ...

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