What's the meaning of "##" in a C++ macro?
3144
What are the applications of the ## preprocessor operator and gotchas to consider?
13748
What does the operator "<<" mean in C#?
51432
What does the "$#" special parameter mean in Bash?
98245
# and ## in macros
151081
In CSS what is the difference between "." and "#" when declaring a set of styles?
22480
Can anyone explain this paragraph of the current C++0x standard draft?
85647
C macros and use of arguments in parentheses
58367
Why do I have to put braces around my macro for subscripts / indices?
109341
"Grab to #{" macro arguments
149655
Use of #pragma in C
25521
Is there a __CLASS__ macro in C++?
121977
Defining a macro for "real" colored delimiters
117634
Macros with # as the last parameter
147461
How to concatenate twice with the C preprocessor and expand a macro as in "arg ## _ ## MACRO"?
128490
What is the C++ equivalent of the C# @ symbol prefixing strings?
38402
What is the meaning of the ${0##...} syntax with variable, braces and hash character in bash?
82369
What does #{...} mean?