May 2019
Intermediate to advanced
546 pages
12h 41m
English
Content preview from Salesforce Platform Developer I Certification Guide
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Apex Basics
Apex is an object-oriented programming (OOP) language, similar to Java or other OOP languages, that is executed by the Lightning Platform. Like any other OOP language, Apex uses classes, methods, variables, constants, annotations, and so on. However, unusually, Apex is not case-sensitive, while other languages (such as Java) are.
If you don't know what the definition of OOP is, I can recommend the book, Head First Java, 2nd Edition (you can buy it from http://bit.ly/HeadFJava). If you are familiar with programming in Java, you will see some similarities and some differences. In this book, I will explain how we use OOP within Salesforce by using Apex.
In this chapter, we will cover the following topics:
- What Apex is and how to ...
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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.