Whether the identifier denotes an object of user-defined type or a type derived from a user-defined type. Whether the identifier denotes a function or a type derived from a function. The number of arguments to a function. The dollar sign is also a valid identifier in Visual C++.
Known to ancient Egyptians, watercolor painting is one of the oldest art forms. Artists from medieval times used watercolors for the illumination of parchment papers, but during the 16th, 17th and 18th centuries, watercolors were restricted to miniature paintings on card, ivory, parchment or porcelain.
Watercolor is one of the big logo design trends of the moment. A great example is Helsinki based studio Bond's work for Oivi, a Finnish independent brewery. Working with Stina Persson it created a beautiful, stylish identity for one of Oivi's ciders.