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Mastering Apex Programming

You're reading from   Mastering Apex Programming A developer's guide to learning advanced techniques and best practices for building robust Salesforce applications

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Product type Paperback
Published in Nov 2020
Publisher Packt
ISBN-13 9781800200920
Length 368 pages
Edition 1st Edition
Languages
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Author (1):
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Paul Battisson Paul Battisson
Author Profile Icon Paul Battisson
Paul Battisson
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Table of Contents (21) Chapters Close

Preface 1. Section 1 – Triggers, Testing, and Security
2. Chapter 1: Common Apex Mistakes FREE CHAPTER 3. Chapter 2: Debugging Apex 4. Chapter 3: Triggers and Managing Trigger Execution 5. Chapter 4: Exceptions and Exception Handling 6. Chapter 5: Testing Apex Code 7. Chapter 6: Secure Apex Programming 8. Section 2 – Asynchronous Apex and Apex REST
9. Chapter 7: Utilizing Future Methods 10. Chapter 8: Working with Batch Apex 11. Chapter 9: Working with Queueable Apex 12. Chapter 10: Scheduling Apex Jobs 13. Chapter 11: Using Platform Events 14. Chapter 12: Apex REST and Custom Web Services 15. Section 3 – Apex Performance
16. Chapter 13: Performance and the Salesforce Governor Limits 17. Chapter 14: Performance Profiling 18. Chapter 15: Improving Apex Performance 19. Chapter 16: Performance and Application Architectures 20. Other Books You May Enjoy

Chapter 4: Exceptions and Exception Handling

So far, we have spent a large amount of time discussing the causes of errors and how to develop solutions with Apex in a more defensive manner, to avoid them. In Chapter 1, Common Apex Mistakes, we discussed some common Apex mistakes that can lead to errors and how they can be proactively avoided. In Chapter 2, Debugging Apex, we looked at how we can debug and troubleshoot errors to find and eliminate them from code quickly and repeatably. In Chapter 3, Triggers and Managing Trigger Execution, we focused on triggers and used trigger handler and execution management to effectively control our triggers and avoid some of the common issues that occur within trigger development.

Sadly, it is a fact that no matter how well we develop code, we will at some point have an exception occur within our code. One of the nuances with Salesforce as a platform is that this can happen many months or even years after the code has been deployed, having worked...

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