query: Handler class if lead is created or updated then check the email of lead is already there in existing contacts then through an error
positive_passages.docid: 146168
positive_passages.text: Apex trigger to stop duplicate records into SF if email already exists on a person account
negative_passages.docid: 84131
negative_passages.text: Display error message if same record exist with combination of some fields?
negative_passages.docid: 86737
negative_passages.text: Create a workflow rule when Lead status is changed from X to Y
negative_passages.docid: 37497
negative_passages.text: DBA Blocking Query Email Alert
negative_passages.docid: 35175
negative_passages.text: How to avoid multiple running instances of same handler function when running it from editor?
negative_passages.docid: 66665
negative_passages.text: How to prevent an email from accidentally being forwarded?
negative_passages.docid: 154461
negative_passages.text: View filter(s) that are currently being applied to an email message
negative_passages.docid: 113719
negative_passages.text: Received an email intended for another person
negative_passages.docid: 139558
negative_passages.text: How can I send an email when objects get invalidated?
negative_passages.docid: 61398
negative_passages.text: How do I create a rule in Outlook for handling emails which are not sent using the senders domain
negative_passages.docid: 56931
negative_passages.text: Apex email : How to override 'From address'
negative_passages.docid: 4365
negative_passages.text: Has an event handler already been added?
negative_passages.docid: 135412
negative_passages.text: Does Stack Exchange have an email notification option?
negative_passages.docid: 122908
negative_passages.text: Function in an app that gives alert message when somenone updates list?
negative_passages.docid: 80037
negative_passages.text: Data extension values in the "Update Contact" activity in Journey Builder
negative_passages.docid: 140679
negative_passages.text: Send Email notification if task is not completed 7 days prior to the due date
negative_passages.docid: 150090
negative_passages.text: Should I sanitize an email address before passing it to the is_email() function?