UBUNTU

What is an SSL certificate? SSL stands for  Secure Sockets Layer. It is a global standard security technology that enables encrypted communication between a web browser and a web server. SSL certificate is a digital certificate that authenticates a website’s identity and enables an encrypted connection. SSL certificates have a key pair: a public and […]

IP stands for internet protocol. So, IPv4 means internet protocol version 4 and IPv6 means internet protocol version 6. Difference Between IPv4 and IPv6 | IPv4 vs IPv6   IPv4 is a 32-bit decimal address. IPv6 is a 128-bit hexadecimal address. It  can produce 4.29×109  (4,294,967,296) unique addresses. It can produce unique addresses. It supports

Change the hostname (Computer name) in Linux, Ubuntu A hostname is a computer name which identifies a computer system in a network. The hostname should be a single word with no spaces, may have letters, numbers, periods, or a hyphen and maximum length of 253 characters. We recommend always using lowercase characters in hostnames to

MySQL is an open-source relational database management system under the terms of the GNU General Public License. Its name is a combination of “My”, the name of co-founder Michael Widenius’s daughter, and “SQL”, the abbreviation for Structured Query Language. In this tutorial, you will learn how to install MySQL on ubuntu 20.04 Install MySQL on

If you forget or lose the root password to your MySQL, you can still gain access and reset the password if you have access to the server and a user account with sudo privileges. Reset – Change the MySQL root Password on Ubuntu 20.04 Reset – Change the MySQL root Password on Ubuntu 22.04 STEP 1: Check

TCP:- Transmission control protocol UDP:- User datagram protocol TCP (Transmission control protocol) TCP is a connection-oriented internet protocol, which means that once a connection is established, data can be sent bidirectional. It is specifically designed as a model to offer highly reliable and end-to-end byte stream over the unreliable internetwork. It is one of the

cat (short for concatenate) command is one of the most frequently used commands in Linux. It is used to view the content of a file, create single or multiple files, copy content from one file to another and concatenate files. Most Common Use of cat Command Create a new file Read file Display file Modify file

Apache HTTP Server (also known as Apache) is a free and open-source web server that delivers web content through the internet. Being open source has made Apache very popular with developers and it is most popular webserver in this world. In this tutorial, you will learn How to Permanently Remove , Uninstall Apache2 from Ubuntu.

who command used to displays the information about logged-in users, when the system has booted last time on Linux operating system. Syntax: who [options] [filename] who Command in Linux with Examples 1.To display the information (login name) about current logged-in users, use who command in terminal. By default who command displays the following information about

wall command is used to broadcast the messages or the contents of a file to all the currently logged-in users on the terminals in the Linux system. The message can be typed on the terminal or the contents of a file. When superuser or root user broadcast the messages, all users receive the messages. In