What are the '@' and '$' for in C/C++?
62079
Are dollar-signs allowed in identifiers in C++03?
21577
What does $ mean/do in Haskell?
23405
What does the "@" symbol do in SQL?
138038
In C++/CLI, what does the hat character ^ do?
119974
What does << mean in Java?
51745
What does the "at" (@) symbol do in Python?
14779
How do ${0##*/} and ${0%/*} work?
102080
What's the meaning of * and & when applied to variable names?
116055
What does the @ symbol represent in objective-c?
111925
What's the difference between !, %, and @ in replacement tokens?
39695
What does "@" at the beginning of a command name mean?
114539
${1:+"$@"} in /bin/sh
54313
What is $() in a command?
93920
What does @ mean in PHP?
65273
String literals C++?
101854
What is the difference between $@ and $* in shell scripts?
48321
What do single quotes do in C++ when used on multiple characters?