Today, Developer Force (http://developer.force.com) released its new library. Here are a few of them. All can be found at http://wiki.developerforce.com/index.php/Documentation. Workbook http://www.salesforce.com/us/developer/docs/workbook/index.htm Fundamentals http://www.salesforce.com/us/developer/docs/fundamentals/index.htm Cookbook http://www.salesforce.com/us/developer/docs/cookbook/index.htm Apex Advanced Code Example http://www.salesforce.com/us/developer/docs/apexcode/Content/apex_shopping_cart_example.htm https://sites.secure.force.com/appexchange/listingDetail?listingId=a0N30000001saDCEAY And many more to come!
Reading the cheatsheet for Filtered Lookup (beta), I noticed an interesting line:
The implications for this are massive. Let's explore two examples: Example 1: Filter as Validation Rule from Parent Record We create a lookup on a Child object to Parent. We filter the lookup to EXCLUDE Parent.Status = 'Closed' (Parent.Status is only Open […]
Lookup filters function similarly to validation rules when you save a record. That is, actions that cause related records to save, such as changes to a roll-up summary fields, also trigger the lookup filters on the related record and block the save.