What does "" do?
58727
What does "xmlns" in XML mean?
33007
What does \s! do?
67501
When you type "ls -a", what is the significance of "." and ".."?
70705
What does `!!~` mean in javascript?
48170
What is the purpose of a question mark after a type (for example: int? myVariable)?
145497
What does the  operator do in python?
20348
What does the '!' really do when it's added to an ex command (:wq! | :w! | :q! )?
36537
do { ... } while (0) — what is it good for?
96006
What does the ??!??! operator do in C?
42776
What is the meaning of []
21549
"With what [...]?" or "What [...] with?"
82369
What does #{...} mean?
22352
? (Definition) versus ?? (Information)
85905
Clarification for non-answers
73298
Explanation of  ...
30612
What is use of command: `command`?
143943
Not able to understand the meaning of question?