Liferay seeting in portal.ext.propertied

The location of the file to be edited is


tomcat-7.0.27/webapps/ROOT/WEB-INF/classes/portal-ext.properties

values are :-
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users.reminder.queries.enabled=false
users.reminder.queries.custom.question.enabled=false
#users.screen.name.validator=com.liferay.portal.security.auth.LiberalScreenNameValidator