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Review: Observium open-source network monitoring won’t run on Windows but has a great user interface, price

Observium’s network monitoring software is mature platform with good documentation, but won’t export data from its Web interface.

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How to share files between Linux and Windows

In spite of the huge differences between Linux and Windows, sharing files between the systems is surprisingly easy. Here’s a look at two very different ways to make this happen.

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How to do math on the Linux command line

How to use the expr, factor, jot, and bc commands to do math calculations on Linux systems.


Finding what you’re looking for on Linux

How to use the find, locate, mlocate, which, whereis, whatis, and apropos commands to find files on Linux systems.

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Fedora 28 beta is ready for you to test

A new version of the Fedora Linux distro, Fedora 28, was released in its beta version. Here's a look at some of its new features.

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Simplifying Linux with ... fish?

Some see a lot of promise in the evolution of "fish" on Linux -- a shell with a some unusual behaviors.


Working with calendars on Linux

With calendars on Linux, you can get more than just reminders of what day it is. Commands such as date, cal, ncal and calendar provide helpful information.


Reviewing logins on Linux

The "last" command provides some easy ways to see who has been logging into your system and when, but with a little more work, you can ask it to report on a specific time period.

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How to check your network connections on Linux

The ip command provides a lot of information on network interfaces. Here's some advice to help you understand what it's telling you.

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Linux command history: Choosing what to remember and how

Linux command history is not just about repeating commands. You can selectively decide what to remember and whether to record the date and time your commands were used.

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Linux: To recurse or not

Some Linux commands recurse without being asked, while others have to be nudged with just the right option. Here are some ways to use it to make you tasks easier.

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What is a Linux 'oops'?

When the Linux kernel detects something on the system violated the kernel's rules about proper behavior, it will shut the system down and issue an "oops."

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It’s launch day for Sylabs: Promoting portable high-performance containers for Linux

Support for container technology deriving from Lawrence Berkeley National Lab is getting a boost in enterprise and commercial markets through the formation of a new company, Sylabs.


The Linux ranger: What is it and how do you use it?

For those of us who cut our technical teeth on the Unix/Linux command line, the relatively new ranger makes examining files a very different experience. A file manager that works inside a terminal window, ranger provides useful...

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Why you should use named pipes on Linux

Named pipes aren't used all that often, but they provide some interesting options for inter-process communications.


Get ready to use Linux containers

Joe Brockmeier, a senior evangelist at Red Hat, explains the benefits of containers on Linux, how they work and how to prepare to use them.

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Red Hat responds to the Intel processor flaw

How are the Linux vendors addressing the recently-exposed Intel processor flaw? I asked Red Hat and got some solid answers. What is the nature of the problem? Discovered some time ago, but only just yesterday brought into public...

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Linux resolutions for 2018

New Year's resolutions for Linux admins and users

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Squinting at ASCII on Linux

ASCII plays a much more important role on our systems than generating techno-art. Let's explore the commands that allow you to see how it works.

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How to extract content from compressed files on Linux

Learn how to easily extract content from compressed Linux files — without having to memorize a suite of syntactical options

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