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How basic file permissions work: 2-Minute Linux Tips
In this Linux Tip, learn how to read and understand basic file permissions. Once you understand file permissions, you can analyze and reassign them.
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How to use the awk command: 2-Minute Linux Tips
In this Linux Tip, learn how to use the awk command. You can use it to select one or more pieces of text from lines of input.
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How to use the stat command: 2-Minute Linux Tips
In this Linux tip, Sandra will show you how to use the stat command. It provides a lot of the same information as ls -l, but in a very different format. It also includes some useful additional information.
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How to use /dev/null: 2-Minute Linux Tips
In this Linux tip, learn how to use the /dev/null tool. You can send your outputs to /dev/null and it simply disappears. This is helpful when a command’s output isn’t interesting and you don't need to see it.
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How to use the nslookup command: 2-Minute Linux Tip
In this Linux tip, learn how to use the nslookup command. This command provides information on naming services and demonstrates how your system looks up hostnames prior to connecting to them.
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How to use the last command: 2-Minute Linux Tip
In this episode of 2-Minute Linux Tips, Sandra demonstrates the last command. It that shows recent logins – such as the last time you logged in but with the logins in reverse order.
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How to use the bc command: 2-Minute Linux Tip
In this Linux tip, learn how to use the bc command – it’s a command line calculator. You can use this command to easily solve equations.
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How to use the lsblk command: 2-Minute Linux Tip
In this episode of 2-Minute Linux Tips, learn the lsblk command. It provides information on block devices -- such as hard disks where you read and write one block of data at a time.
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How to use the chown command: 2-Minute Linux Tip
Learn how to use the chown command. It changes a file’s owner or both owner and group.
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How to use the chmod command: 2-Minute Linux Tips
Learn how to use the chmod command – the command for changing permissions on files. The only tricky part is understanding that there are two ways to represent file permissions.
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How to run command loops: Linux Tip
Being able to run command loops is one of the features of Linux that makes it easy to automate repetitive tasks. In this 2-minute Linux tip, learn about looping -- in scripts and on the command line.
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How to use the nmcli command: Linux Tip
Nmcli is a command-line tool for controlling NetworkManager and getting the status of network interfaces. Learn about using the command on this episode of 2-Minute Linux Tips.
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Linux tip: How to use the hostnamectl command
In this Linux tip, we look at the hostnamectl command. It’s a command that provides information on a particular system – including but not limited to its hostname – and even allows you to make some changes.
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Linux tip: How to use the pstree command
In this tip, we look at the pstree command. It allows you to get a listing of running processes that clearly indicates the relationship between them.
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Linux tip: Learn to use display release commands
In this tip, we look at commands that identify the version of Linux in use on a Linux system – the lsb_release and uname commands.
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Linux tip: Learn to use the shred command
In this Linux tip, we look at the shred command, which removes a file from a disk in a manner that is far more thorough than the rm (remove) command.
Leadership lessons from Linus Torvalds: 7 dos and 3 don'ts
You don't have to take a page out of his book to learn some valuable lessons from how Torvalds has managed the sprawling, self-selected, volunteer community of Linux developers—both the successes, and what led to his self-imposed...
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Linux tip: How to use the lsblk command
In today’s Linux tip, we’re going to look at the lsblk command, which provides useful information on block devices.
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