what's the meaning of putting :: before a namespace name?
3410
scope resolution operator without a scope
96527
What is the purpose of the colon before a block in Python?
97452
Purpose of @ Symbol Before Strings?
35276
Why do I need to type `./` before executing a program in the current directory?
22334
What is Ruby's double-colon `::`?
108400
Using "namespace foo {" instead of explicitly qualifying outside of header files
82369
What does #{...} mean?
3841
Do the parentheses after the type name make a difference with new?
43312
What does an underscore and interface name after keyword var mean?
92027
What does "$x->Put" do in Perl?
6306
What are the rules about using an underscore in a C++ identifier?
131917
Absolutely basic \csname question
101523
Why is using `<<-` frowned upon and how can I avoid it?
120043
What is the proper use of \@ (i.e., backslash-at)?
62523
What do parentheses in binding paths mean?
73505
Namespace constant in C#
82627
What does class ClassName < ::OtherClassName do in Ruby?