query: NSRegularExpression for @user mentions does not return matches
positive_passages.docid: 54939
positive_passages.text: Regular expression: match start or whitespace
negative_passages.docid: 134340
negative_passages.text: Unable to @mention Partner user on chatter feed by Salesforce Internal User
negative_passages.docid: 157854
negative_passages.text: Literal @YES not working in iOS 5 / Xcode 4.4
negative_passages.docid: 110714
negative_passages.text: Filtering by Favorite Tag including wildcard ("*") and related tag does not filter
negative_passages.docid: 58721
negative_passages.text: Regular expressions in an Objective-C Cocoa application
negative_passages.docid: 137059
negative_passages.text: Unihan characters in comments
negative_passages.docid: 92195
negative_passages.text: Why does isEqualToString not work for NSString?
negative_passages.docid: 15669
negative_passages.text: Objective-C class -> string like: [NSArray className] -> @"NSArray"
negative_passages.docid: 29479
negative_passages.text: Retrieve UserId of @mention user from chatter post in Apex
negative_passages.docid: 80261
negative_passages.text: notification for comments on Example Questions in Area51
negative_passages.docid: 1419
negative_passages.text: How do comment @replies work?
negative_passages.docid: 27051
negative_passages.text: Why only one @user per comment?
negative_passages.docid: 60662
negative_passages.text: Dovecot user lookup fails when using username@domain format
negative_passages.docid: 106465
negative_passages.text: iOS: Usage of self and underscore(_) with variable
negative_passages.docid: 63641
negative_passages.text: How to use Regex with spotlight
negative_passages.docid: 82537
negative_passages.text: iOS how to implement a protocol's @property
negative_passages.docid: 50191
negative_passages.text: NSXMLParser chokes on ampersand &