Make ISO file
Make iso file from cdrom drive
# dd if=/dev/cdrom of=/tmp/target.iso
Make iso file from directory
# mkisofs -o /tmp/target.iso /source_direcectory/
How to read Harddisk temperature
Install hddtemp ...
$ sudo apt-get install hddtemp
Say No if you don't want it runs at boot. then get the harddisk temperature with ...
$ sudo hddtemp /dev/sda
How to read CPU Temperature
First, install this package ...
$ sudo apt-get install lm-sensors
Start mornitoring with ...
$ sudo sensors-detect
Stop asking for sudo password
This is how to stop Ubuntu for asking for sudo password everytimes.
# sudo visudo
Then add this line at the bottom of the file
username ALL=NOPASSWD: ALL
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