In this tutorial, How to configure a static IP address on Linux. Step by step to make a static IP…
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Bash script Create dir and copy specific files
In this tutorial, I will share the bash script Create dir and copy specific files while changing the name in…
Get permission of chmod as numerical value on Linux
chmod command is used to change the permissions of files or directories. In this tutorial, I will get permission of…
Configure SSH connection with key authentication
In this tutorial, I will configure the SSH connection with key authentication. Table of Contents1 How it works2 Set up…
systemd service unit notes
In this tutorial, The describe systemd service unit notes. systemd is a system and service manager for Linux. init is…
Docker Images history
The size of the Docker Image was suddenly increasing, I will check it. Using docker history <Image name> you can…
Nginx reverse proxy for Jenkins in docker
Table of Contents1 Introduction1.1 Procedure as below2 Installing and Configuring on CentOS/RedHat 7/62.1 Install Epel and Remi repository on CentOS/RedHat…
Directory size displayed by du command does not match
When the directory size displayed by the du command does not match between the parent directory and child directory in…
Docker tutorial series – part 2
In this article, I will write about “data mount (volume), Docker Network, Docker Compose”. Now, let’s go Docker tutorial series…
Docker tutorial series part 1
In this article, I will Write about understanding the mechanism of Docker. The whole picture of various concepts around Docker.…