Good .screenrc configuration for linux tool screen

#
# ~/.screenrc
#
defshell /bin/bash
# not show welcome message
startup_message off
# define Ctrl-Z
escape ^Zz
# screen buffer
defscrollback 52400
## show status
hardstatus on
hardstatus alwayslastline
#hardstatus string "%{.bW}%-w%{.rY}%n %t%{-}%+w %=%{..G} %H(%l) %{..Y} %Y/%m/%d %c:%s "
hardstatus string "%{.bW}%-w%{.rY}%n %t%{-}%+w %=%{..G} %H(%l) %{..Y} %Y/%m/%d %C%a "
#close error prompt
vbell off
# Ctrl-Z w or Ctrl-Z Ctrl-W to show windows list
bind w windowlist -b
bind ^w windowlist -b


# clear the scrollback buffer when exiting full screen program like vim
altscreen on


# Shift+0 through 9 to select windows 10 through 19
bind  ! select 11
bind  @ select 12
bind \# select 13
bind  $ select 14
bind  % select 15
bind \^ select 16
bind  & select 17
bind  * select 18
bind  ( select 19
bind  ) select 10


# Open screen windows
chdir /opt/xxx/test/gz
screen -t test      1


chdir /opt/xxx/etc/gz
screen -t etc       2


chdir /opt/xxx/config/gz
screen -t config    3


chdir /opt/xxx/lib/gz
screen -t lib       0

# PREVIOUS WINDOW
# Ctrl + Alt + Left from gnome-terminal
bindkey ^[[1;7C prev


# Ctrl+Alt+Left from putty
bindkey ^[^[[D prev


# NEXT WINDOW
# Ctrl + Alt + Right from gnome-terminal
bindkey ^[[1;7D next


# Ctrl+Alt+Right from putty
bindkey ^[^[[C next