UNIX for Dummies Questions & Answers

What's the command to show text on any Xwindow that makes the text flashing / blinking ???

hmm, are you talking bt flashing text in a console window. what shell do you intend to use.
what i do is, I set the variables in env as shown below, and then output text as
echo $VAR1 $TEXT $NORMAL

The variables i set are as follows.

BGGREEN=`echo "\033[42m"` # background to green
BGCYAN=`echo "\033[45m"` # background to cyan
BGWHITE=`echo "\033[47m"` # background to white
FGBLACK=`echo "\033[30m"` # foreground to black
FGRED=`echo "\033[31m"` # foreground to red
BGBLACK=`echo "\033[40m"` # background to black
FGGREEN=`echo "\033[32m"` # foreground to green
BGWHITEFGBLUE=`echo "\033[91m"` # background to white & foreground to blue
#BGWHITEFGBLUE=`echo "\033[94m"` # background to white & foreground to blue
BGWHITEFGMAGENTA=`echo "\033[95m"` # background to white & fg to magenta
BGYELLOW=`echo "\033[43m"` # background to yellow
FGBLUE=`echo "\033[34m"` # foreground to blue
FGMAGENTA=`echo "\033[35m"` # foreground to magenta
FGCYAN=`echo "\033[36m"` # foreground to cyan
BGBLUE=`echo "\033[44m"` # background to blue
BGRED=`echo "\033[41m"` # background to red
FGWHITE=`echo "\033[37m"` # foreground to white
BGCYAN=`echo "\033[45m"` # background to cyan
BLINK=`echo "\033[5m"` #terminal to blink
NORMAL=`echo "\033[m"` #terminal to normal
UNDERLINE=`echo "\033[4m"` #terminal to underline
NOUNDERLINE=`echo "\033[24m"` #terminal to cancel underline
REVERSE=`echo "\033[7m"` #terminal to reverse video
BGMAGENTA=`echo "\033[45m"` # background to magenta
BOLD=`echo "\033[1m"` #bold