Test if a listing exists in Linux or Unix shell

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I have to verify if a listing exists or not, inside a shell script working on Linux or Unix-like system? How do I verify...

Methods to examine laborious drive well being on FreeBSD

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How do I learn my laborious disk/SSD well being utilizing smartctl command on FreeBSD working system? How can I laborious drive well being on...

Find out how to rename a number of folders in Linux utilizing command line

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I am new to Linux programming and bash shell instructions. I've a folder construction as dir1, dir2, dir3 and I want to rename it...

Find out how to Discover Linux Server Geographic Location in Terminal

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On this article, we are going to present you tips on how to discover the IP tackle geographic location of a distant Linux system...

Use oathtool Linux command line for two step verification (2FA)

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I don't want to use Google Authenticator or Authy app that generates 2 step verification (2FA) codes on my iOS/Android telephone. Is there any...

Find out how to improve Fedora 29 to Fedora 30

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How do I improve to Fedora 30 from Fedora 29 Utilizing the dnf command? How can I replace F29 to F30? Are you able...

Easy methods to test operating course of in Ubuntu utilizing command line

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I am a brand new sysadmin for the Ubuntu working system. How do I test operating course of in Ubuntu utilizing the command line...

How do I examine if a port is in use on Linux?

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I am a brand new Linux system person. I would like to search out out which course of is listening on a port on...

Linux disable firewall command

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I am a brand new Linux system administrator. I've a hardware-based firewall, so I don’t want a firewall on every server. How do I...

2 Methods to Create an ISO from a Bootable USB in Linux

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On this article, we'll present you how you can create an ISO from a bootable USB drive in Linux. We are going to clarify...