How to change mac address on Linux temporarily
Whats a MAC address? A MAC address is a physical way of addressing your network card at a hardware level.
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How to Change the Hostname on Ubuntu Server
Your hostname is a label that is assigned to your computer so that it can be identified. There are only a couple of …
How to Use the Ping Command in Linux
Ping is a program that is used to test the reachability of a host. It also measures the time it takes to send the packet …
How to Install Raspian on the Raspberry Pi
There are lots of different ways of installing Raspian to an sd card like win32diskimager and usb image writer but an …
How to Use Apt-Get on Debian or Ubuntu Systems
The advanced package tool, also known as APT is a tool that is used for the easy installation, removal and upgrading of …
How to Check the Apache Tomcat and Apache Httpd Version in Linux
Tomcat versions can be obtained by version.sh in bin directory of TOMCAT_HOME. HTTPD component version can be viewed …
Configure Systemd Service to Continue to Run When the User Session Ends (CentOS/RHEL 8)
Question: When a user logs out of their session any service they’ve started using the systemd user process is …
What Is Sticky Bit in Linux
A directory whose sticky bit is set becomes an append-only directory, or, more accurately, a directory in which the …
Unable to Mount Samba Share When FIPS Is Enabled
The Problem Unable to mount Samba share. Attempting to create a mount for a samba share fails. However is accessible …
What Are Oracle Data Guard Protection Modes and How to Configure Them
Data Protection Modes and Redo Transport When you define a redo transport mode, you are configuring the shipment of log …
How to Identify Which Volume Group Is Active in LVM
The way to check the status of VG is: lvs or lvdisplay. vgchange performs operation on underline LV, it activates or …