return cur == NULL ? -1 : cur->val; (I am confused for this c++ sentence)
24759
How do I use the conditional (ternary) operator?
13815
Difference between char* var; and char *var;?
39485
Why does ('0' ? 'a' : 'b') behave different than ('0' == true ? 'a' : 'b')
128255
Empty Strings: Why or when is '' equal to ' '?
45869
Why null cast a parameter?
77918
What is returned from a constructor?
126009
Why is `a = a` `nil` in Ruby?
58542
What is a reference variable in C++?
22012
Accessing attributes on literals work on all types, but not `int`; why?
144166
What does the :: mean in C++?
71607
What's this =! operator?
19240
My attempt at value initialization is interpreted as a function declaration, and why doesn't A a(()); solve it?
66487
What are the Pointer-to-Member ->* and .* Operators in C++?
44146
Why do c++ programmers use != instead of <
62005
Implied string comparison, 0=='', but 1=='1'
78066
Why can't you overload the '.' operator in C++?
128709
Why is there a `null` value in JavaScript?