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10 of the best ways to get help on Linux

There are many ways to get help while working on the Linux command line. Here are details on some of the most useful.

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How to use the ps command: 2-Minute Linux Tips

In this Linux tip, learn how to use the ps command. It displays information on running processes. If you want to see only certain processes, you can pass the output of a ps command to grep and specify what you want to see – for...

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How to use the nmap command: 2-Minute Linux Tips

In this Linux tip, learn how to use the nmap command. It's generally used for security auditing, but provides interesting and useful information on systems connecting to your local network.

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Linux tricks to speed up your workday

Sometimes a new way of getting work done on the Linux command line can be both interesting and time-saving

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What's on your Linux network?

A couple of simple Linux commands can provide a lot of information about the systems and devices attached to your network.

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How to use the more and less commands: 2-Minute Linux Tips

In this Linux tip, learn how to use the more and less commands. They each allow you to browse the content of text files.

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File systems and UUIDs on Linux

File systems and UUIDs have a special relationship on Linux systems. What are these very long identifiers and how can you view the connections between them and disk partitions?

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How to use the head and tail commands: 2-Minute Linux Tips

In this Linux tip, learn how to use the head and tail commands. They're basic commands that every Linux user should know. The head command is generally used to display the top lines in a text file, and the tail command shows the last...

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Basic scripting on Unix and Linux

If you're not yet comfortable with writing scripts on Unix and Linux systems, this post might get you off to a healthy start.

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5 top Linux server distros: How to choose the right one

What you need to know to choose among Debian, Fedora, CentOS, RHEL, and Ubuntu

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Creating and merging PDFs on Linux

Linux systems offer a lot of choices when it comes to generating, converting or merging PDF files. This post examines some easy-to-use options.

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How to use the pi command: 2-Minute Linux Tips

In this Linux tutorial, learn how to use the pi command. You probably won't need it very often, but, if you need to calculate pi to some arbitrary number of digits, you'll probably be surprised at how easy this can be.

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Linux server certifications becoming a must-have for IT pros

Becoming Linux-certified professionals can provide financial and career advantages.

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Selectively reusing commands on Linux

Command history on Linux and Unix systems provides a lot more ways to rerun commands than you might know.

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How to use the rig command: 2-Minute Linux Tips

In this Linux tip, learn how to use the rig command. It randomly generates name, address and phone number listings. It's useful when you're testing an application and need hundreds or thousands of addresses to make sure that it works...

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Smart ways to compare files on Linux

Many new tools for comparing files have emerged in Linux over the years. In this post, we'll examine seven very useful tools for doing that.

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Random identity generation in Linux

Generating a list of names, addresses and phone numbers can be very easy when you know what tools to use. Let's take a look at the rig command.

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How to use the lslogins command: 2-Minute Linux Tips

In this Linux tip, learn how to use the lslogins command. It provides some useful details on user accounts and logins. In its simplest form, you could just type lslogins, but without using sudo, some of the details you'll probably...

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