Category Archives: Command Examples

11 touch Command Examples For Linux

Touch Command Examples For Linux

The ‘touch’ command is used to modify the time stamp of an existing file, or to create new empty files.

Touch comes from the GNU Coreutils package and should be available by default in Unix/Linux based operating systems.

The practical examples throughout this guide will show you how to use the touch command.

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25 Useful DNF Command Examples For Package Management In Linux

DNF Command Examples For Linux

Dandified Yum (DNF) is an RPM based package manager which is used to install and update packages in various Linux distributions including CentOS, RHEL and Fedora.

DNF is the next major verison of Yum and as such it aims to maintain CLI compatibility with Yum, so a lot of the information here will be similar to our yum commands.

Like Yum, DNF is quite powerful as it’s capable of automatically resolving dependency issues, and is similar to other package managers such as ‘apt-get’ in Debian based distributions.

These examples should serve as a useful introduction, guide or cheat sheet style resource for how to use the dnf command in Linux.

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12 Dig Command Examples To Query DNS In Linux

Dig Command Examples Linux

Dig (domain information groper) is a tool that is used for querying DNS servers for various DNS records, making it very useful for troubleshooting DNS problems.

By the end of this guide you will know how to use dig to perform different types of DNS lookups in Linux.

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11 ip Command Examples For Linux

IP Command Examples For Linux

The ‘ip’ command is used to print out various network information in Linux. It replaces the deprecated ‘ifconfig’ command, which is not even installed by default in CentOS 7.

The ip command is part of the iproute package, which is installed by default in most modern Linux distributions.

In the examples here you’ll see how to use the ip command to show network configuration such as link information, IP addresses and routing.

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14 Simple df (Disk Free) Command Examples For Linux

df Command Examples In Linux

The ‘df’ command is used to quickly print an overview of the disk space in use on different partitions and file systems.

df comes from the GNU Coreutils package and should be available by default in Unix/Linux based operating systems.

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23 tar Command Examples For Linux

Tar Archive Command Examples For Linux

The GNU tape archive command, known as ‘tar’, is used to store many different files together into a single archive file. This makes it easy to perform backups and restores of files and directories in Unix/Linux based operating systems.

The practical examples in this guide will show you how to use the tar command in all sorts of different situations.

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16 Simple cat Command Examples For Linux

Cat Command Examples For Linux

The ‘cat’ command is used to read and concatenate files, printing them out to standard output.

Cat comes from the GNU Coreutils package and should be available by default in Unix/Linux based operating systems.

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21 Simple ls Command Examples For Linux

ls Command Examples For Linux

The ‘ls’ command is a standard GNU command used in Unix/Linux based operating systems to list directory contents and display information about the sub directories and files within.

The practical examples in this guide will show you how to use the ls command in all sorts of different situations.

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20 wget Command Examples For Linux

Wget Command Line Examples For Linux

Wget is a non-interactive network downloader which can be used for downloading files in Unix/Linux. It supports the HTTP, HTTPS and FTP protocols and also has proxy support.

The wget command is quite powerful and has a lot of options available, in this guide we’ll be covering 20 of the most important wget examples that will help you learn how to best use it.

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25 Useful yum Command Examples For Package Management In Linux

How To Use Yum - Command Examples

Yellowdog Updater Modifier (yum) is an RPM based package manager which is used to install and update packages in various Linux distributions including CentOS, RHEL and Fedora.

Yum is quite powerful as it’s capable of automatically resolving dependency issues, and is similar to other package managers such as ‘apt-get’ in Debian based distributions.

These examples should serve as a useful introduction, guide or cheat sheet style resource for how to use the yum command in Linux.

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