There are approximately 3.1 million active registered nurses in the United States. There, a registered nurse is a clinician who has completed at least an associate degree in nursing or a hospital-based diploma program.
An operating system normally also provides the default user interface for the system. The standard look of Windows 98 includes the Start button, the task bar, etc. The Mac OS provides a completely different look and feel for Macintosh computers. Linux is as much a phenomenon as it is an operating system. To understand why Linux has become so popular, it is helpful to know a little bit about its history. The first version of UNIX was originally developed several decades ago and was used primarily as a research operating system in universities.
A real coder doesn't use an IDE, a real coder uses [insert a text editor name here] with such and such plugins.. It is like saying, a real Unix user doesn't use Linux, but [insert your favorite BSD distro here.]. and. A real Linux user doesn't use Ubuntu but [insert your favorite Linux distro here].