showHeader="false" in VF Page, the related list Button Edit/Delete/View won’t work on Service Cloud Console.
showHeader is set to false, some important JS files needed for the service cloud console to function properly will not be loaded, and hence you may see some issues. It is recommended to leave
showHeader as true while using in the service cloud console.
The return type of a SOSL search is List of List of sObjects.
List<List<SObject>> searchList = [FIND 'map*' IN ALL FIELDS RETURNING Account (Id, Name), Contact, Opportunity, Lead]; Account  accounts = ((List<Account>)searchList); Contact  contacts = ((List<Contact>)searchList); Opportunity  opportunities = ((List<Opportunity>)searchList); Lead  leads = ((List<Lead>)searchList);
MOD(TODAY() – DATE(1900, 1, 7), 7),
IF( MONTH( TODAY() ) = 12,
DATE( YEAR( TODAY() ), 12, 31 ),
DATE( YEAR( TODAY() ), MONTH( TODAY() ) + 1, 1) – 1)
|Feature||Custom Objects||External Objects|
|Data is stored in your Salesforce org||Yes||No|
|REST and SOAP API||Yes||Yes|
|Search and SOSL||Yes||Yes (pass-through)|
|Formula fields||Yes||Not Yet|
|Workflow, triggers||Yes||Not Yet|
|Reports and analytics||Yes||Not Yet|
|Chatter||Yes||Yes (no field tracking)|