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How To Confirm Mac OS Version from Command Line 5 Feb 2013 | 03:21 am
Just a very quick tip today, I stumbled upon this command a while ago and think it may be handy for someone learning the OSX command line. By using sw_vers command, you can easily confirm the exact ve...
Questionnaire for my upcoming Linux Administration ebook 27 Nov 2012 | 03:49 pm
If you're planning to acquire or expand Linux System Administration skills anytime soon, you may find my upcoming Linux Pro: How To Make a Great Career in Systems Administration ebook really useful. A...
3 Ways to List Groups for a User in Linux 12 Oct 2012 | 07:37 pm
Okay, today's post will be the back-to-basics style, but to make it more interesting I've come up with as many (reasonable) ways to list groups of a Linux user as possible. As always, these commands a...
Puppet 3.0.0 is here 2 Oct 2012 | 07:24 pm
As some of you may have noticed already, Puppet configuration management system has just been upgraded to 3.0.0 release. Being a major milestone, this upgrade brings the following major improvements: ...
How To Mount DMG Files from Command Line in Mac OS 25 Sep 2012 | 02:37 pm
DMG files are proprietary disk image files used for software distribution in Mac OS. Providiing both password protection and bzip2-like compression, these files are perfect packaging medium Usually DM...
Are you a CentOS user? Will you switch to Oracle Linux? 2 Aug 2012 | 03:43 am
Have recently found out that Oracle Linux is now completely free to get and to use, meaning that you'll only have to pay for commercial support should you decide you need it. Oracle has even gone as f...
Book Review: Learning MySQL 26 Jul 2012 | 05:03 pm
If you follow UnixTutorial on Facebook you've probably seen my short port a few weeks back announcing the UnixTutorial side project: Books @ UnixTutorial. My first review has been online for a while,...
Using Dropbox with Unix 30 Apr 2012 | 04:46 am
Although last week saw some pretty exciting developments in the cloud storage (Google Drive announcement and SkyDrive free 25Gb space), the truth is that Dropbox is still the king of the cloud storage...
How To: Use yum behind proxy 29 Feb 2012 | 01:04 pm
I've got a few RedHat and CentOS VMs running on internal network of my server, and since updating them quite regularly is a habit I thought this little piece of advice will help all of you who run VMs...
Passwordless SSH with encrypted homedir in Ubuntu 25 Jan 2012 | 07:45 am
Quite recently I came across a very interesting issue: while configuring passwordless SSH (it's public key based, so depending on you have it configured it may not be completely passwordless) access t...
