/sbin/ifconfig ppp0 | grepre 'inet addr:(.*?)\s'

swangoose:~# history | grep grepre
 2364  cp /home/olaf/bin/grepre /usr/local/bin/
 2735  ff . 'IBM' '*.c' | grep Copyright | grepre '^(:*?):'
 2737  ff . 'IBM' '*.c' | grep Copyright | grepre '^(:*?):'
 2738  ff . 'IBM' '*.c' | grep Copyright | grepre '^(*?):'
 2739  ff . 'IBM' '*.c' | grep Copyright | grepre '^(.*?):'
 2740  ff . 'IBM' '*.c' | grep Copyright | grepre '^(.*?):' >ibmfiles.txt
 2744  ff . 'Alan Cox' '*.c'  | grepre '^(.*?):' 
 2745  ff . 'Alan Cox' '*.c'  | grepre '^(.*?):' | sort | uniq >coxfiles.txt
 2747  ff . 'Linus Torvalds' '*.c'  | grepre '^(.*?):' | sort | uniq >linusfiles.txt
 2906  apt-cache showpkg perl-tk | /home/olaf/bin/grepre '(.*?),perl-tk'
 2907  dpkg -p `apt-cache showpkg perl-tk | /home/olaf/bin/grepre '(.*?),perl-tk'`
 2908  dpkg -p `apt-cache showpkg perl-tk | /home/olaf/bin/grepre '(.*?),perl-tk'` | less
 2909  dpkg -p `apt-cache showpkg perl-gtk | /home/olaf/bin/grepre '(.*?),perl-gtk'` | less
 2913  dpkg -p `apt-cache showpkg libgtk-perl | /home/olaf/bin/grepre '(.*?),libgtk-perl'` | less
 2914  dpkg -p `apt-cache showpkg libgtk-perl | /home/olaf/bin/grepre '(.*?),libgtk-perl'` | less
 4742  cat /proc/7343/environ | grepre 
 4743  cat /proc/7343/environ | grepre '(LANG=.*)'
 4994  history | grep grepre
swangoose:~# 

[root@tick ~]# history | grep grepre
   34  cat /var/log/messages | grepre 'DPT=(.*?) '
   35  cat /var/log/messages | grepre 'DPT=(.*?)'
   36  cat /var/log/messages | grepre 'DPT=(.*?) '
   38  cat /var/log/messages | grepre 'DPT=(.*?) '
   39  cat /var/log/messages | grepre 'DPT=(.*?) '
   40  cat /var/log/messages | grepre 'DPT=(.*?) ' | perl -e 'while (<>) { print "$_ bla\n"; }'
   41  cat /var/log/messages | grepre 'DPT=(.*?) ' | perl -e 'while (<>) { chomp; print "$_ bla\n"; }'
   42  cat /var/log/messages | grepre 'DPT=(.*?) ' | perl -e 'while (<>) { chomp; ++$num{$_}; } print %num;'
   43  cat /var/log/messages | grepre 'DPT=(.*?) ' | perl -e 'while (<>) { chomp; ++$num{$_}; } map { print "$_: $num{$_}\n" }, keys %num;'
   44  cat /var/log/messages | grepre 'DPT=(.*?) ' | perl -e 'while (<>) { chomp; ++$num{$_}; } map { print "$_: $num{$_}\n" } keys %num;'
 1001  history | grep grepre
[root@tick ~]# 

cat /var/log/messages | grepre 'DPT=(.*?) ' | sort | uniq -c | sort
-rn

olaf@tack:~$ history | grep grepre
  501  find . -path '*org/apache/*java' | grepre '^(.*?)/org/apache'
  502  find . -path '*org/apache/*java' | grepre '^(.*?)/org/apache' | sort | uniq
  505  find . -path '*org/apache/*.java' | grepre '^(.*?)/org/apache' | sort | uniq
  506  echo "find . -path '*org/apache/*.java' | grepre '^(.*?)/org/apache' | sort | uniq" >find-sourcepaths.sh
  553  find . -path '*/javax/*.java' | grepre '^(.*?)/javax' | sort | uniq
  554  find . -path '*/javax/*.java' | grepre '^(.*?)/javax' | sort | uniq >>sourcepaths.txt
  556  find . -path '*/javax/*.java' | grepre '^(.*?)/javax' | sort | uniq >>sourcepaths.reduced.txt
  557  find . -path '*/javax/*.java' | grepre '^(.*?)/javax' | sort | uniq 
  558  find . -path '*/javax/*.java' | grepre '^(.*?)/javax' | sort | uniq 
  559  find . -path '*/javax/*.java' | grepre '^(.*?)/javax' | sort | uniq >>sourcepaths.reduced.txt
 1002     34  cat /var/log/messages | grepre 'DPT=(.*?) '
 1003     35  cat /var/log/messages | grepre 'DPT=(.*?)'
 1004     36  cat /var/log/messages | grepre 'DPT=(.*?) '
 1005     38  cat /var/log/messages | grepre 'DPT=(.*?) '
 1006     39  cat /var/log/messages | grepre 'DPT=(.*?) '
 1007     40  cat /var/log/messages | grepre 'DPT=(.*?) ' | perl -e 'while (<>) { print "$_ bla\n"; }'
 1008     41  cat /var/log/messages | grepre 'DPT=(.*?) ' | perl -e 'while (<>) { chomp; print "$_ bla\n"; }'
 1009     42  cat /var/log/messages | grepre 'DPT=(.*?) ' | perl -e 'while (<>) { chomp; ++$num{$_}; } print %num;'
 1010     43  cat /var/log/messages | grepre 'DPT=(.*?) ' | perl -e 'while (<>) { chomp; ++$num{$_}; } map { print "$_: $num{$_}\n" }, keys %num;'
 1011     44  cat /var/log/messages | grepre 'DPT=(.*?) ' | perl -e 'while (<>) { chomp; ++$num{$_}; } map { print "$_: $num{$_}\n" } keys %num;'
 1014  history | grep grepre
olaf@tack:~$ 

tack:~# history | grep grepre
  148  cat tmp.txt | grepre '^(.*?):'
  149  cat tmp.txt | grepre '^(.*?):' | sort | uniq | less
  998  history | grep grepre
tack:~# 

cvs diff 2>/dev/null | grepre '^RCS file: (.*?),v$'

grepre 'PATH=(.*?)\0' </proc/23663/environ 

cdrecord -scanbus 2>/dev/null | grep DVDRAM | grepre '^\s*(\S+)'


apt-get install --yes --force-yes --print-uris gnome >uris.txt
<uris.txt grepre "^'(.*?)'" | xargs -l ncftpget