Category Archives: How To

Create and edit text files – RHEL 8 RHCSA

Being able to create and edit text files in Red Hat Enterprise Linux (RHEL) 8 is a simple yet important task.

In these examples we will cover the Red Hat Certified System Administrator (RHCSA) objective “Create and edit text files”, both through the graphical user interface and command line.

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Create, delete, copy, and move files and directories – RHEL 8 RHCSA

In these examples we will cover the Red Hat Certified System Administrator (RHCSA) objective “Create, delete, copy, and move files and directories”.

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Create hard and soft links – RHEL 8 RHCSA

Within Linux, links allow us to refer to a target file using a different source – the link. When the link is accessed, we’re redirected to the defined target.

In these examples we will cover the Red Hat Certified System Administrator (RHCSA) objective “Create hard and soft links”.

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How To Enable Ping In Windows Server 2019 Firewall

By default in Windows Server 2019 the Windows Firewall is configured to drop all inbound ICMP traffic. This includes echo requests which are used by the ping command, which can make network troubleshooting difficult.

In this guide we will cover how to allow ping through Windows Firewall in Windows Server 2019.

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How To Enable Remote Desktop In Windows Server 2019

By default in Windows Server 2019 remote desktop is disabled. This post will cover how to turn on and enable Remote Desktop Protocol (RDP) in Windows Server 2019, using either PowerShell or the GUI.

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How To Install IIS In Windows Server 2019

Here we’re going to show you how to install the Internet Information Services (IIS) web server version 10.0 in Microsoft’s Windows Server 2019 operating system.

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How To Enable Telnet Client in Windows Server 2019

This post will show you how to install the telnet client in Microsoft’s Windows Server 2019. I’ll show examples with command prompt, PowerShell, and of course using the graphical user interface.

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How To Upgrade MariaDB Version 10.1 to 10.3

Upgrade mariadb 10.1 to 10.3

This short guide will show you how to upgrade MariaDB 10.1 to 10.3 in CentOS 7 Linux. We’ll start by modifying the repository file and perform a ‘yum update’. This may fail to automatically update the MariaDB-server package, so I’ll show you how to manually use the mysql_upgrade script to complete the process.

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How to Restore a Deleted File in Linux

Restore a deleted file in Linux

If you’ve accidentally deleted a file in Linux, don’t worry, you can probably still restore it as long as that area of disk has not yet been overwritten. This post will show you how to easily restore a deleted file in Linux.

Foremost is able to search a disk or raw image file to recover files based on their headers, footers, and internal data structures.

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Prevent File/Directory Modification, Deletion and Renaming in Linux

Immutable files in Linux

In order to prevent a file or directory from being accidentally or intentionally modified, renamed or deleted in Linux, we can set the immutable flag which will disable this functionality.

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