A recent subscriber of one of the C++ newsgroups posted the following question:Why did the C++ standardization committee created a const_iterator instead of a const iterator? Or, at least, why not require const_iterator to actually have type const iterator? The answer is simple: a const_iterator is nota const iterator. This means that you can alter the value of a const_iterator, e.g., increment it using ++. However, you cannot change the element to which a const_iterator points. In other words, if you think of an iterator as a pointer to T, a const_iterator is not a const pointer to T, but rather, it
What is Metadata?
What is metadata? Well, It’s an odd concept to wrap your head around. Metadata is essentially the secondary layer of data that tracks details about the “regular” data. The regular