[Ynaqdh]到底是什么意思(what’s the meaning of [Ynadqh])

使用Mac终端时经常会碰见上图中的提醒 ++[ynaqdh]++ ,下面简单说明一下：

• Y - yes, overwrite
• n - no, do not overwrite
• a - all, overwrite this and all others
• q - quit, abort
• d - diff, show the differences between the old and the new
• h - help, show this help