What is the meaning of the ^ character in the Objective-C code?
65498
Caret character between types rather than variables, surrounded by parentheses
36126
How do I type an `@` (at sign) symbol?
14779
How do ${0##*/} and ${0%/*} work?
120556
What does `` mean in Python?
48321
What do single quotes do in C++ when used on multiple characters?
99302
What is the diffrence between isEqualToString and operator == in Objective C?
89546
Where is the `--` (double dash) argument documented?
25046
^@^@ character in syslog
20701
The ^^ notation in various engines
80981
Mysterious @ character in the Windows Registry
89223
What does the symbol $\lll$ mean?
58721
Regular expressions in an Objective-C Cocoa application
30206
Where and how is the _ (underscore) variable specified?
51745
What does the "at" (@) symbol do in Python?
39695
What does "@" at the beginning of a command name mean?
155983
What do the plus and minus signs mean in Objective-C next to a method?
120043
What is the proper use of \@ (i.e., backslash-at)?