1 \hfill, \hrulefill, \dotfill fill out all available horizontal space with a line or with dots. \ 2 rule{width}{thickness} draw a line. \ 3 makebox{text}, \mbox{text} enclose text into a box and then print, can be used in math mode. \ 4 framebox{text}, \fbox{text} enclose text into a framed box and then print.
An HOA, which is typically set up as a nonprofit corporation, is an organization established to manage a private, planned community. Like other corporations, the HOA is governed by a board of directors (who are elected by the members) and a set of rules called bylaws.
Lua (pronounced LOO-ah) means Moon in Portuguese. As such, it is neither an acronym nor an abbreviation, but a noun. More specifically, Lua is a name, the name of the Earth's moon and the name of the language. Like most names, it should be written in lower case with an initial capital, that is, Lua.ua is a fast language engine with small footprint that you can embed easily into your application. Lua has a simple and well documented API that allows strong integration with code written in other languages.