Salesforce Developer Tutorial - Apex and LWC Debugging Techniques

In this episode we go over some Apex and Lightning Web Component Debugging techniques. We go over how to traverse through code quickly to find the root of a problem, how to think while debugging, how to use the log panels in the dev console, how to use the devtools debugger for LWC's and much more!

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Chrome DevTools Course: https://youtu.be/Y3u2groOG-A

Interactive and replay debugger tutorial: https://youtu.be/RD1n2W3wFEA

Order of Process Execution in Saleforce: https://developer.salesforce.com/docs/atlas.en-us.apexcode.meta/apexcode/apex_triggers_order_of_execution.htm

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Salesforce development books I recommend:

Advanced Apex Programming: https://amzn.to/3lXi8to
Salesforce Lightning Platform Enterprise Architecture: https://amzn.to/2R0D4BQ
Mastering Salesforce DevOps: https://amzn.to/3lTtTRN
Apex Design Patterns Book: https://amzn.to/3DwqljP


Good Non-SF Specific Development Books:

Clean Code: https://amzn.to/35PuMDU
Clean Architecture: https://amzn.to/35FYo6A
Design Patterns: Elements of Reusable Object-Oriented Software Book: https://amzn.to/3LhvHBd

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Table of Contents:

0:00 - Intro
0:21 - Why is debugging so important?
2:21 - How to think while debugging
6:19 - Apex Interactive and Replay Debuggers
8:56 - How to use "Go to Declaration and Usages" to quickly traverse code
22:34 - When and how to leverage System.debug to your get back on track
26:53 - How to use code chunking to debug in desperate situations
31:01 - How to use the dev console log panels to find code bottlenecks
35:54 - How and why to enable debug mode for Lightning Components
39:52 - How to debug Lightning Components using the DevTools Sources panel
43:55 - Using console.log and JSON.stringify to debug Lightning Components
50:18 - Outro

DISCLAIMER: The views and ideas expressed on this YouTube channel and blog are based on past development experiences and may not always work for your particular scenarios. The advice in these videos may also become outdated as technology advances. They should be used as examples for educational purposes only. Using any shown solutions in your own org is not advisable since they are example scenarios.

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