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The Complete Guide to “useradd” Command in Linux – 15 Practical Examples

We all are aware about the most popular command called ‘useradd‘ or ‘adduser‘ in Linux. 

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How to set up Nagios Remote Plugin Executor (NRPE) in Linux

As far as network management is concerned, Nagios is one of the most powerful tools. Nagios can monitor the reachability of remote hosts, as well as the state of services running on them. However, what if we want to monitor something other than network services for a remote host? For...

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How to Manage VMs with OpenStack Command Line Tools

OpenStack is an industry-standard open-source cloud management platform. Using OpenStack, one can build public, private or hybrid clouds easily. Due to the purely open nature of the platform, major IT vendors including Red Hat, Rackspace, IBM and HP are betting on its future, actively contributing to OpenStack development. In OpenStack,...

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How to Manage Btrfs Storage Pools, Subvolumes And Snapshots on Linux (part 1)

Replace LVM and RAID on Linux in one swoop with the advanced Btrfs filesystem, and do snapshots and rollbacks with ease.

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Troubleshooting Ubuntu One Cloud Storage on Linux

Ubuntu One is my go-to cloud storage system. It’s a cross-platform (Linux, Mac, Android, IOS, Windows), easy to use, robust tool that anyone can use as their cloud storage. But, even the best systems can stutter or fail to work.

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