Content-Length should be mentioned to avoid this error in callouts. Sample Code: HttpRequest request = new HttpRequest(); request.setHeader( 'Content-Length', '512' ); Use GET method instead of POST method. So that, ....
Trigger: trigger deletetask on Task (before delete) { if(System.Trigger.IsDelete) { for (Task t : trigger.old) if (t.check__c == 1) { t.addError('Error: You cannot delete a Task when it is marked ....
http://www.salesforce.com/us/developer/docs/fundamentals/index.htmCheers!!!
disabled attribute in apex:commandButton can be usedto disable button in Salesforce Visualforce Page. Visualforce Page: <apex:page controller="Sample" sidebar="false"> <apex:pagemessages /> <apex:form > <apex:commandButton value="Disable" disabled="{!disabl}" action="{!dis}"/> </apex:form> </apex:page> Apex Controller: ....
https://dev.twitter.com/ Check this URL for Twitter API implementation. Cheers!!!
Some useful information about Salesforce Developer Edition Org: 1. Developer Edition is free. 2. It supports up to 5 MB for Data Storage. 3. It supports up to 20 MB ....
In order to troubleshoot this error, kindly follow the below steps Check the Object accessCheck Field level security.Check whether the Visualforce page is exposed to the respective profile.Check whether the ....
1. Explain "Mixed_DML_Operation" error. 2. Do Apex test methods persist data to the Salesforce.com data store? 3. Is it necessary to write Apex test classes for custom controllers? 4. Explain ....