カーソルでコメントアウトした行を選択(複数行可) M-x comment-region コメントアウトを解除 M-x uncomment-region

data.txt ___xxx__0.0001__xxx_xxxstart1xxx__ ___xxx__0.0002__xxx_xxxxxxxxxxx__ ___xxx__0.0005__xxx_xxxxxxxxxxx__ ___xxx__0.0007__xxx_xxxxxxxxxxx__ ___xxx__0.0010__xxx_xxxxxxend1xx__ ___xxx__0.0011__xxx_xxxstart2xxx__ ___xxx__0.0012__xxx_xxx…

RLogin

$HOME/.screenrc $ cat ~/.screenrc # Encoding defencodig utf-8 # Prefix Key escape ^Kk # set scrollback defscrollback 1000000 # Delete sartt up screen startup_message off # Enable Auto detach autodetach on # logging log on deflog on logfile…