Custom Metadata Types vs Custom Settings vs Custom Labels 💬 In plain words: Three lookalikes: Custom Metadata = configuration that DEPLOYS with your code (best for app settings). Custom Settings = org/user-specific values, changeable at runtime (hierarchy type is great for bypass switches). Custom Labels = translatable text for the UI. 📌 Example: API endpoint URLs per environment → Custom Metadata (deploys with code, sandbox vs prod values). A 'Bypass_Automation__c' checkbox an admin flips during data load → hierarchy Custom Setting. The word 'Submit' translated to Hindi → Custom Label. 🎬 Real-Life Example: The Fee Table Trapped Inside Code Skyline charges a different delivery fee per city. Apex needs those rates on every booking. The Old/Bad Way: if (city == 'Delhi') fee = 50. Else if (city == 'Mumbai') fee = 65. … Every rate change is a code change, a test run, and a deployment. Why this is bad: Business data is trappe...
Here is sample code to upload CSV file and insert CSV data in salesforce objects. Read CSV and insert CSV records in salesforce In this Code we are inserting data in contact object using standard template. First Column of CSV is Name, second column is LastName and third one is Title. Visualforce Page <apex:page controller="ReadandInsertController"> <apex:form > <apex:pagemessages /> <apex:pageBlock > <apex:actionRegion >