... resuming) the editor in between compiles. elvis, vim, and vile all provide facilities that allow you to stay within the editor while compiling your program. Furthermore, they capture the compiler's ... BSD environment, nvi is installed under the names ex, vi, and view. Typically they are all links to the same executable, and nvi looks at how it is invoked to determine its behavior. (UNIX vi ... off the edge of the screen. With sidescroll set to zero, each scroll puts the cursor in the middle of the screen. Otherwise the screen scrolls by the desired number of characters. vile sideways...