It's a situation that has happened quite often to me: after I press (with a different intention) Ctrl-S in a terminal, the interaction (input or output) with it is frozen. It's probably a kind of ...
When you delete characters on the command line using readline commands (e.g. Ctrl-U, you can paste using Ctrl-y, but where does it get stored? It does not seem to use X11 clipboard at all.
Let's say I open a file a for reading. What if an application, let's call it aWriter writes to this file in random intervals. Are there any possibilities of me receiving improper file contents if I ...