Category: Blog

  • How to Install Docker on Debian 9.1

    Just like SSL, Docker has made it way up the ‘nice-to-have’ things list to among the top five ‘must-haves.’ The unprecedented success of lightweight containers is a reflection of just how useful (and not to mention, light on resources) this service is for DevOps teams.   If you’re running the 9.1 (codenamed ‘Stretch’) version of…

  • What XRDP is and How to Install XRDP on CentOS 7

    For the uninitiated, RDP stands for Remote Desktop Protocol. And just like the expanded form suggests, it’s a protocol for a machine to accept remote desktop connections from other machines. XRDP is a server for CentOS 7 that implements this protocol and allows you to use different types of software to connect with your CentOS…

  • How to Change SSH Port in CentOS 7

    Why would one want to change the default SSH port? Does it make your server more secure? In a sense, it does. Changing the default port means that attackers get nothing by attacking the default port 22. While that’s not to say that the new port can never be hacked now, it does provide a…

  • How to Change Hostname in Ubuntu 16.04

    For those who pay attention to the little details, the default hostname in Ubuntu 16.04 can be a constant source of irritation. Something like ‘dell-laptop-3344’ just won’t do for a hostname when you’re used to more sensible and exotic stuff. So, how do you get back control (and sanity)?   Changing the hostname is one…

  • How to Install Webmin on CentOS 7

    System administration is a vital part of managing infrastructure today, whether you are a seasoned sysadmin or a humble developer trying to juggle many hats simultaneously. Normally, the way to go about it is the command line, which happens to be the most powerful offering in a Linux system.   However, for many people, the…

  • How to add a Samba User on Linux

    Samba is a file-sharing service that can connect two or more computers on a network- you can even share files between Linux and Windows machines. But what happens when you get a new coworker who needs to be added to the share?   This article assumes that you already have a Samba server set up…

  • How to Install Deluge Torrent on Ubuntu 16.04 / 14.04

    If you’re a BitTorrent user on Ubuntu, you’re very likely looking for a good BitTorrent client. The default Transmission client in Ubuntu 14.04 / 16.04 does the job, but that’s about all it does. It doesn’t have as many conveniences as we’ve come to expect from the likes of u-Torrent, for example, and the interface…

  • How to install htop on CentOS 7

    Introduction to Installing htop on CentOS 7 Many sysadmins know about top, the standard process management and activity monitor that comes on most Linux systems. But there are times when top does not provide the information you’re really looking for, or you want something that updates more frequently as the state of your system changes.…

  • How to Check CentOS Version

    If you’re running CentOS you’ll feel the need to know the version you’re running, sooner than later. It might be that you installed CentOS very long ago and since then have upgraded many times, or maybe you’ve taken over the system from someone else and need to know the current version. Perhaps you’re a developer…

  • How to Install ifconfig on CentOS 7

    When it comes to configuring network interfaces in CentOS 7, the weapon of choice is the ip command. For instance, to get all the information regarding the currently configured interfaces, you can issue:   $ ip address show   There’s even a nifty shortcut, in the true spirit of the Unix world:   $ ip…