This errors out, but will remove an assigned IP address anyway: $ sudo ifconfig eth0 0.0.0.0 netmask 0.0.0.0 if...

Install the DHCP server: voodoo@newpc:~$ sudo apt-get install dhcp3-server ... Edit /etc/dhcp/dhcpd.conf (this is the minimum for a local network without DNS): ddns-update-style none; default-lease-time ... Start the DHCP server: voodoo@newpc:/etc/dhcp$ sudo /etc/init.d/isc-dhcp-...

To remove new line characters from a file: with tr : tr -d '\n' < the-file.txt or cat the-file.txt | tr -d '\n' with sed : sed ':a;N;$!ba;s/\n//g' the-file.txt or cat the-file.txt | sed ':a;N;$!ba;s/\n//g' The sed version is a bunch of commands to manipulate the register etc. Regex replace " s/\n//g " does not work because sed regex works on a single line. More tips from this Linux blog: http://linux.dsplabs.com.au/rmnl-remove-new-line-characters-tr-awk-perl-sed-c-cpp-bash-python-xargs-ghc-ghci-haskell-sam-ssam-p65/

Remove the sound track. The default output format is avi, even though the input file is mpeg. mencoder -ovc copy -nosound PandaKing.mpg -o PK-no... Add a sound track: mencoder -ovc copy -audiofile PandaKing.ac3 -oac c... Replace the sound track and encode to mpeg: mencoder -ovc copy -audiofile PandaKing.zh.ac3 -oa... Looks like mencoder does not support multiple audio tracks . Check avimux from transcode project, or avidemux2.

Command Meaning ./configure configure the package for your system make compile the package make install install the programs and man pages make clean remove the program binaries and object files make distclean make clean, but also remove the files that 'configure' created