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619 articles

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Powershell: create a text file and write in it

In this "small" tutorial, I will explain how to create a text file in Powershell and then how to write content in…

Zabbix 06 Jul 2023 ⏱ 3 min

In this tutorial, I will explain how to restart a Windows service where Zabbix agent is installed. If you followed the tutorial:…

GPO 21 Jun 2023 ⏱ 4 min

In this tutorial, I will explain how to configure the default applications (browser, PDF reader…) using a Group Policy (GPO) in an…

Linux 24 May 2023 ⏱ 3 min

In this tutorial, I will explain how to activate the firewall on a computer with Ubuntu and manage it with UFW. UFW…

In this tutorial, I will explain how to display the members of an Active Directory group in PowerShell. I already see some…

In this tutorial, I will explain how to delete a mailbox on Exchange 2016/2019, without deleting the user who is linked to…

In this tutorial, I will explain how to configure a receive connector to send emails outside your organization from Exchange. You have…

In this tutorial, I will explain how to solve the error : WARNING : REMOTE HOST IDENTIFICATION HAS CHANGED. This error mainly…

In this tutorial, I will explain how to solve error 0x800f0954 with the PowerShell Add-WindowsCapability Cmdlet when trying to install a Windows…

Linux 22 Feb 2023 ⏱ 1 min

In this tutorial, we will see how to configure the size of systemd logs on an Ubuntu distribution. By default, the logs…

Nginx 15 Feb 2023 ⏱ 3 min

In this new tutorial dedicated to Zabbix, I will explain how to monitor a web server under Nginx in order to have…

In this tutorial, I will explain how to easily install nano on Windows (Desktop and Server). If you regularly use Linux, you…