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 ).
am a new Linux bash shell command line user. How can I view a text file using command line on a Linux or Unix-like operating systems? How can I view (open) binary files such as PDF or images on a Linux or Unix like system from command line?
‘m a new Ubuntu Linux user and my cloud hosting company installed MySQL server by default. I need to remove it and delete it from my server as I have no use of MySQL server. How can I uninstall MySQL on a Ubuntu based systems?
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?
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?
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?
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?
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:
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?