Why is :: (scope) used with empty left-hand operand?
38399
What is the meaning of prepended double colon "::"?
155155
Parentheses in pure functions: # & vs. ( # &)
93676
Syntax of Using Math Mode: Empty Lines (Beginner Question)
6027
Should operator<< be implemented as a friend or as a member function?
82566
Why should I use $[ EXPR ] instead of $(( EXPR ))?
88299
What is the purpose of passing-in undefined?
10081
Is there a difference between foo(void) and foo() in C++ or C?
152165
Why is there no function with a nonempty domain and an empty range?
102726
Why does C++ parameter scope affect function lookup within a namespace?
47412
Why swapping two values based on pointers don't work outside function scope?
134273
Bash: Why does this Brace Expression work this way?
150955
Operator Precedence vs Order of Evaluation
150866
C Programming : Confusion between operator precedence
155408
What's the function of the "|" (pipe) operator?
147437
Why no compiler error for main() without a return at the end?
70969
Is there any way to access a local variable in outer scope in C++?
94766
How does double arrow (=>) operator work in Perl?