Ubuntu Linux LTS: Force Kernel Package Updates Which Have Been Kept Back

I am using Ubuntu 12.04.2 LTS (“precise”). I am trying to upgrade all packages using kernel via apt-get upgrade method. But, I am getting the following message: apt-get upgrade Reading package lists… Done Building dependency…

Change Password Using passwd Command Over SSH Based Session

I‘m a new Ubutnu Linux user. I backup files to our corporate Unix backup server using the rsync command. The server only allow to upload/download files. I am unable to login to the server. How…

Change Password Using passwd Command Over SSH Based Session

I‘m a new Ubutnu Linux user. I backup files to our corporate Unix backup server using the rsync command. The server only allow to upload/download files. I am unable to login to the server. How…

GPG Change Passphrase Secret Key Password Command

I know how to cange a passphrase for openssh using ssh-keygen command. How do I change a GPG encryption key’s passphrase on Linux or Unix like operating systems? How do I change the passphrase of…

Mac OS X: Terminal Download File Command

I often need to download files using the Terminal. However, I am unable to find the wget command on OS X. How do download files from the web via the Mac OS X bash command…

SteamOS Default Login Password For Steam Machine

I 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…

Ubuntu: Stat / Stop / Restart Iptables Firewall Service

I am a new Ubuntu Linux version 12.04 LTS user. How do I stop or start iptables based firewall service on Ubuntu Linux using bash command line options?   You can type the following commands…

Unix / Linux: cat .GZ Compressed Text File On Screen

T o save the disk space on my Linux based nas (network storage server), I have compressed thousands of reports[0-1000].txt files using gunzip program. However, I need to cat .gz file (or open in vim…

WordPress MySql Statement To Delete All Pending Comments

I have over 1800+ pending comments and most of them are spams in WordPress based blog. How do I delete all (mass delete) the pending comments using sql statements?   You can delete all pending…

HowTo: Unpack .tgz File On a Linux

I am a new Linux user. I am having problem with the Terminal. How do I unpack .tgz (tar.gz) file on a Linux using command line option?   Most Linux and open source software files…