It's probably your shell. If you're using zsh: > When a partial line is preserved, by default you will see an inverse+bold character at the end of the partial

It's probably your shell. If you're using zsh: > When a partial line is preserved, by default you will see an inverse+bold character at the end of the partial line: a ‘%’ for a normal user or a ‘#’ for root. If set, the shell parameter PROMPT_EOL_MARK can be used to customize how the end of partial lines are shown. See http://zsh.sourceforge.net/Doc/Release/Options.html#Prompting http://zsh.sourceforge.net/Doc/Release/Options.html#Promptin...