What does it mean "return !! userId"
3574
What is the !! (not not) operator in JavaScript?
145569
Why does the value returned should be on the same line as the return statement in JavaScript?
97144
Request.UserHostAddress issue with return result "::1"
101895
What is the difference between Scope_Identity(), Identity(), @@Identity, and Ident_Current()?
47477
What is "!!" in C?
39222
Is there a difference between return myVar vs. return (myVar)?
80499
Why did $id disappear after the EOF
140931
What is the difference between if(!!condition) and if(condition)
63088
What does the '!!!' syntax mean in javascript?
128678
Is it possible to get the User Id without the authorization?
111925
What's the difference between !, %, and @ in replacement tokens?
18745
`who am i` after `su` not showing new user id?
64647
What does this 'where' mean in this context?
33459
What is the difference between adduser and useradd?
58423
What does !! (double exclamation point) mean?
110539
whatId when using custom object
51517
Why should users have to press Return twice to insert new lines?