03-22-2004
1) man cat
2) man head, man tail
3) use a regx "^" char specified befor your search pattern says this pattern must be @ the beggining of a line.
the $ says the search pattern must be at the end of the line.
ie:
^joebobjames (this says joebobjames must be present at the beginning of the line.
jobobjames$ (this says joebobjames must be present at the end of the line.
please read our rules.
1) dont double post. (
https://www.unix.com/unix-for-dummies-questions-and-answers/13372-how-print-content-screen.html)
2) this sounds strickingly like homework.
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LEARN ABOUT DEBIAN
screen-ir
SCREEN-IR(1) Axel Beckert SCREEN-IR(1)
NAME
screen-ir -- Interactively Reattach to GNU Screen sessions
SYNOPSIS
screen-ir [additional screen options ...]
DESCRIPTION
screen-ir uses iSelect(1) to interactively reattach to running screen sessions.
Use the screen option -d or -D if you want to reattach to attached screen sessions.
Use the screen option -x if you want to attach to screen sessions without detaching them.
FILES
screen-ir sources ~/.screen-irrc if it exists. It recognizes two variables:
The contents of SCREEN_OPTIONS is given to screen(1) as command-line options. Default is -r. Use e.g. -rd if you always want to reattach to
already attached screen sessions.
The contents of ISELECT_OPTIONS is given to iselect(1) as command-line options. Default is empty. Use e.g. -f if you always want to see the
interactive selection, even if there's only one screen session running, i.e. you have no choice.
AUTHOR
Axel Beckert <abe@debian.org>
SEE ALSO
screen(1), iselect(1)
EN
2011-09-04 SCREEN-IR(1)