Learn SALESFORCE-APEX with Real Code Examples

Enable Dev Hub and Salesforce DX for modern development

Install VS Code + Salesforce Extensions Pack

Authorize org and configure CLI for metadata pull/push

Configure scratch orgs or sandboxes for development

Set up CI/CD pipelines using GitHub Actions/Jenkins/Copado

Create scratch orgs

Configure sandboxes for QA/UAT

Use data masking for non-prod

Set debug log levels

Integrate CI/CD with source control

project-scratch-def.json

.forceignore

sfdx-project.json

packageDirectories metadata

Named Credentials configuration

sfdx force:org:create

sfdx force:source:push

sfdx force:apex:test:run

sfdx force:apex:log:get

sfdx force:package:version:create

Use Custom Labels for string externalization

Respect locale-based formatting

Use Translation Workbench for multi-language support

Avoid hard-coded currency/date formats

Use locale-aware parsing in Apex

Leverage SLDS accessibility features

Ensure predictable keyboard navigation

Support screen-reader semantics

Avoid inaccessible custom HTML in LWCs

Use ARIA attributes where appropriate

LWC for modern UI

Use Apex as backend controller

Respect SLDS (Salesforce Lightning Design System)

Decouple UI from business logic

Use dynamic forms where possible

Apex transactions enforce atomicity

Savepoints allow partial rollbacks

Static variables maintain state per transaction

Platform Events maintain async state

Caching via Platform Cache

Bulk DML for performance

Use Database.insert with partial success

Use aggregate queries for analytical tasks

Leverage External Objects for federated data

Enforce sharing and permissions