One of the things that C++ tries to do is allow the programmer to encapsulate things so that, for example, when you name a variable, you’re not accidentally naming your variable the same as ...

Random question: Why do I often see variables like x_, y_, i_, j_, etc.? I'm mostly noticing these in code examples from C++ FAQ Lite, but I know I've seen it elsewhere. Does the trailing ...

(We're using Visual C++ 6.) I thought they'd both create a local variable of the stringstream type, constructed with the default constructor, but there's something else happening. thing->Store(foo ...