Linux
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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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Linux tip: How to use the apropos command
In today’s Linux tip, we look at the apropos command – a command that helps you locate and identify commands even when you can’t remember their names.
Is the Linux 4.18 kernel heading your way?
The recently released 4.18 Linux kernel has already moved up to 4.18.5. How soon it lands on your system or network depends a lot on which Linux distributions you use.
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Linux tip: How to use the dstat command
In today’s Linux tip, we’re going to look at the dstat command that provides important information on system resources — notably CPU usage, disk activity, network traffic, paging and system internals (interrupts and context switches)....
How the L1 Terminal Fault vulnerability affects Linux systems
The L1 Terminal Fault (L1TF) affects Intel processors and thereby Linux systems. Learn what this vulnerability is all about and what Linux users should do about it.
Examining partitions on Linux systems
Linux systems provide many ways to look at disk partitions. Here's a look at commands you can use to display useful information -- each providing a different format and with a different focus.
How to display data in a human-friendly way on Linux
Many Linux commands now have options to make their output a little easier to digest. Here's a look at some that bring out the friendliness of our favorite operating system.
How to query your Linux system kernel
What can your Linux system tell you about the Linux kernel it's using? Let's do a little probing and see.
How to use the gpg command to encrypt Linux files
Encryption commands such as gpg can be used to secure your most sensitive files on Linux systems.
Is it time to start climbing the ladder to Kubernetes?
If you aren't using Kubernetes, it’s probably a good time to familiarize yourself with a technology that is dramatically changing the way applications are being deployed today.
Examining Linux system performance with dstat
Dstat provides valuable insights into Linux system performance, pretty much replacing older tools, such as vmstat, netstat, iostat, and ifstat.
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Linux tip: How to use pipes
In today’s Linux tip, we’re going to look at pipes, which take the output of the command on the left side and pass it to the command on the right to use as input.
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Linux tip: How to use the od command
In today’s Linux tip, we’re going to look at the od command, which allows you to look at the content of files.
Converting and manipulating image files on the Linux command line
Using the convert command, you can modify image files without having to open an image editor.
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Linux tip: How to use the find command
In today’s Linux tip, we look at the find command – a tool that will prove very useful when you’re trying to locate a file or set of files based on almost any criteria.
The aftermath of the Gentoo GitHub hack
A password guess and five days offline have left not only Gentoo's GitHub admins, but all of us, with some things to think about.
Is implementing and managing Linux applications becoming a snap?
Learn what "snaps" are and why are they making the development and installation of Linux applications so trouble-free.
Shredding files on Linux
On Linux, files can be erased but still be recoverable. Here's what to do when you really want them gone.
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