This tutorial explains the procedure to upgrade Debian 10 (buster) to Debian 11 (bullseye) in a few simple steps.
Some people have this error: This command will help you to solve this case
With systemd based Linux system you need to use the timedatectl command to set or view the current date and time. Using timedatectl command display
Introduction. The information regarding your battery status and ACPI is stored in /proc and /sys file system. The easiest way to read this information is
Securing your Linux server is important to protect your data, intellectual property, and time, from the hands of crackers (hackers). The system administrator is responsible
In this tutorial we will be configuring Cloudflare real ip under nginx server. As a result Cloudflare service will helps protect and speed up your
How to create locally trusted SSL certificates in local development environment on Linux with mkcert
A Certificate Authority (CA) is an entity that issues digital certificates. Our goal is to become a certificate authority (CA) like Let’s Encrypt, Verisign etc..
If you are on Debian or Ubuntu and using Google official repositories for Google Chrome Remote Desktop, you might have received the following error while
Sometimes I find that some Debian OS installations don’t have the dig command available: dig +short kvm1.d4d.lt -bash: dig: command not found The solution is
WARNING: The following signatures couldn’t be verified because the public key is not available: NO_PUBKEY E9C74FEEA2098A6E Waiting for a dotdeb-keyring package, you just have to get