What Is Dynamic Apex? Short Description Dynamic Apex lets your code adapt at runtime based on object names, field names, or metadata—without hardcoding them. Simple Explanation Dynamic Apex is like a universal remote—one controller that works for many devices. Gist (Quick Revision) Dynamic Apex makes code flexible and reusable by...
What Is Automation in Salesforce? Short Description Salesforce automation lets you run actions automatically when data changes—without (or with minimal) manual effort. Simple Explanation Automation is like setting rules on your phone:when something happens → Salesforce reacts. Gist (Quick Revision) Automation removes manual work and keeps processes consistent. Invocable Apex...
What Is Event-Driven Architecture? Short Description Event-driven architecture means systems react to events instead of constantly checking for changes. Simple Explanation Instead of asking “Did something change?”,the system says “Something changed—here’s the update.” Real-Life Example Online order placed → Warehouse notified → Delivery startedNo system waits or polls—events trigger actions....
What Are REST Services in Salesforce? Short Description REST services allow external systems (mobile apps, websites, other servers) to call Salesforce APIs and exchange data using HTTP and JSON. Simple Explanation REST services turn Salesforce into a data provider, like a waiter serving data when asked. Gist (Quick Revision) REST...
What Are Integrations & Callouts? Short Description Integrations allow Salesforce to communicate with external systems (payment gateways, ERP, banking systems, APIs).A callout is how Apex sends requests outside Salesforce. Simple Explanation A callout is like making a phone call to another system and waiting for a reply. Gist (Quick Revision)...
What Is Asynchronous Apex? Short Description Asynchronous Apex allows code to run in the background, outside the main transaction, so Salesforce stays fast and responsive. Simple Explanation Asynchronous Apex is like sending work to a background worker while users continue their tasks. When to Use Async Apex Large data processing...
Mocking Callouts Why Callout Mocking Is Required Salesforce does not allow real HTTP callouts in tests.Instead, you must mock the external response. Simple Explanation In tests, Salesforce says: “Don’t call the real internet—pretend it replied.” Real-Life Example Testing a payment API without charging a real credit card. HttpCalloutMock Example @isTest...
Test Classes & Test Methods Why Testing Matters in Salesforce In Salesforce, you can’t deploy Apex to production safely without tests. Tests ensure your code works and doesn’t break other features. Simple Explanation Tests are like a safety check before a car goes on the road. What Is a Test...
CRUD & FLS Checks What Are CRUD & FLS? CRUD controls whether a user can Create, Read, Update, Delete records. FLS (Field-Level Security) controls whether a user can see or edit specific fields. Simple Explanation CRUD decides which door you can enter,FLS decides which drawers you can open inside the...
Apex Governor Limits (Why They Exist) What Are Governor Limits? Governor limits are Salesforce-enforced rules that restrict how much system resources Apex code can use in a single transaction. Simple Explanation Governor limits are like speed limits on a highway—they keep everyone safe and ensure one driver doesn’t block others....
