So in the end I was able to reprogram a remote and talk to my new tuner. Whether or not the tuner itself proves useful is beside the point. I take pride in my little achievement that no one but another engineer can appreciate. But I'm an engineer, and I'm supposed to be able to do things like that.
A title bar of GNOME Calculator. A title bar is a graphical control element and part of the window decoration. provided by some window managers. As a convention it is located at the top of the window as a horizontal bar.
Toolbar. Sometimes referred to as a bar, the toolbar is a row of boxes, often at the top of an application window that control various functions of the software. The boxes often contain images that correspond with the function they control, as demonstrated in the image below.