Reflectance values express the percentage of light that is reflected back from a surface, the difference having been absorbed or transmitted by the surface. Reflectances of room surfaces are used in determining coefficient of utilization values for luminaires.
The last three lines show you how to define your own awk function. The format is simple -- type function, then the function name, and then the parameters separated by commas, inside parentheses. After this, a { } code block contains the code that you'd like this function to execute.
The New Hacker's Dictionary(1.00 / 1 vote)Rate this definition: AFK. [MUD] Abbrev. for âAway From Keyboardâ. Used to notify others that you will be momentarily unavailable online. eg. âLet's not go kill that frost giant yet, I need to go AFK to make a phone callâ. Often MUDs will have a command to politely inform others of your absence when they try to talk with you.