Apex Articles - Page 9

Fix the Overwrite Apex Code Popup in Developer Console

Ever get blocked by that annoying Overwrite Apex Code popup while saving? It usually means your browser is out of...

Top Mistakes Developers Make in Salesforce Apex Triggers

Common Apex trigger mistakes (non-bulkified code, multiple triggers, hardcoded IDs, poor error handling) cause...

Apex Null Coalescing Operator (Spring '24)

A concise guide to Apex's new null coalescing operator (??) — what it does, when to use it, examples and caveats...

When we should use Trigger.Old

How to Get Current User IP Address and Location Using Apex

Capture the current user's IP address and location in Apex using Auth.SessionManagement, LoginHistory and...

Generic null-check and dynamic field mapping in Apex

Reusable Apex utility to copy non-null fields from a child SObject to parent using SObject.put. Reduce...

Update Only the Latest Child Record for Each Parent (Apex & SOQL Tips)

Use SOQL aggregate queries to pick a single latest child record per parent instead of querying all children — more...

Get Start and End Dates of the Previous Quarter in Apex

A compact Apex utility to calculate the start and end Date of the previous quarter based on Date.today(). Includes...

How to Calculate the Day of the Week from a Date and Actual Time Spent Between Two Date-Times in Apex

Quick guide: get weekday names from Date and compute actual business-hours time between two Datetime values in...

Getting Started with Apex Triggers in Salesforce

Learn the fundamentals of Apex triggers, including trigger context variables, best practices, and common patterns...

Efficient Ways to Call Apex Methods from LWC in Salesforce: Pros and Cons

Recalculate Formula Fields without DML Statement