<sect2><title> </title><para> </para></sect2> <sect2><title>Short descriptions</title> <para><command>ed</command> is a line-oriented text editor. It can be used to create, display, modify and otherwise manipulate text files.</para> <para><command>red</command> is a restricted ed -- it can only edit files in the current directory and cannot execute shell commands.</para> </sect2>