May 2019
Intermediate to advanced
546 pages
12h 41m
English
Content preview from Salesforce Platform Developer I Certification Guide
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Annotations
Like Java, you have the possibility to add a kind of syntactic metadata, called an annotation. These annotations can be used in classes, methods, and properties.
For instance, if you don't need a method anymore in a new version of your class, you can give this method the @deprecated annotation to warn another developer that this method was used in a previous version of the software, but the method is not used anymore.
The following list is an overview of the annotations used in Apex. If you are familiar with Java, you will recognize some of them. Other annotations are unique to Apex and Salesforce:
- @AuraEnabled: This annotation is used to enable access to a method from a Lightning component. If a component needs support from ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.