Debian / Ubuntu Linux HowTos and Guides
Tutorials, howtos, Q & A about GNU/Debian and Ubuntu Linux. Topic includes server security, installation, firewall, web-server, mail-server, proxy server and and much more. ( rss feed ).
recently read that SSH keys provide a secure way of logging into a Linux and Unix-based server. How do I set up SSH keys on a Linux or Unix based systems? In SSH for Linux/Unix, how do I set up public key authentication? [click to continue…]
s there is a tool that can provide me a maximum of information (such as cpu, disk I/O, network, nfsd, memory and more) about my Linux/Unix server in a minimum of space in a terminal? [click to continue…]
am a new Linux user and built my own Steam Machine. The system is powered by Linux-based operating system called SteamOS. What is the default default login password for SteamOS? How can I login into SteamOS? [click to continue…]
y cloud based backup service provider has ssh access to the backup system. How do I install and configure duplicity software for remote backups in incremental and encrypted format on Debian or Ubuntu Linux based desktop / laptop / server? [click to continue…]
mount /tmp with nodev, nosuid, and noexec options to increase the security of my Linux
based web server. And, whenever I ran apt-get install
or apt-get upgrade
command, I am getting the following error:
apt-get install linux-generic linux-headers-generic linux-image-generic
Generating grub.cfg ...
Found linux image: /boot/vmlinuz-3.2.0-43-generic
Found initrd image: /boot/initrd.img-3.2.0-43-generic
ldconfig deferred processing now taking place
Processing triggers for initramfs-tools ...
update-initramfs: Generating /boot/initrd.img-3.2.0-43-generic
W: TMPDIR is mounted noexec, will not cache run scripts.
How do I fix this problem without compromising security of the data or web-server?
[click to continue…]
am a new Debian Linux v.7.x / Ubuntu Linux LTS user. How do I reinstall a package using apt-get command line? [click to continue…]
can login as root user on Debian or Ubuntu/RHEL/CentOS Linux based system. I need to log everyone off (all ssh users) to install new kernel and/or hardware. How do I do this on Linux? What is the best way to logout ALL USERS remotely over the ssh based session in Linux like operating systems? [click to continue…]
am a new Debian Linux version 7
user. I found out that Pandora player is not working
due to Adobe flash player. How do I install and use flash player on Debian 7 with Firefox browser? [click to continue…]
ow do I install and use gcutil - a command-line tool that is used to manage Google Compute Engine resources under Debian or Ubuntu or CentOS/Fedora Linux desktop operating systems? [click to continue…]
have installed Debian or Ubuntu Linux on Dell Inspiron / Latitude / Precision / Vostro laptop. How do I see the current CPU temperature? How do I control and see fan status on Dell laptop? [click to continue…]