awk is a powerful and versatile text processing tool available in Unix-like operating systems, including Linux. It is primarily used for extracting and manipulating data from text files, particularly when the data is organized in a structured format. awk is often used for tasks such as data extraction, report generation, and data transformation. The basic
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The find command in Linux is a powerful utility used to search for files and directories within a specified directory hierarchy based on various criteria. It’s an essential tool for system administrators and users who need to locate specific files or perform batch operations on files that match certain conditions. The find command provides a
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The mv command in Linux is used to move or rename files and directories. It stands for “move,” but it can also be used to rename files and directories within the same location. The mv command is a powerful tool that allows you to manipulate files and directories efficiently. Here’s a detailed explanation of how
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The cp command in Linux is used to copy files and directories from one location to another. It stands for “copy” and is an essential tool for managing and duplicating files. The basic syntax of the cp command is as follows: Here, source represents the file or directory you want to copy, and destination is
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The ls command in Linux is used to list the files and directories in a specified directory. It provides various options and arguments to customize the output and the information displayed. Here’s a detailed explanation of the ls command: Basic Usage: Options: Examples: Note: The above examples cover some commonly used options of the ls
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History: Origins and development of Linux The origins of Linux can be traced back to the early 1990s. It all began when a Finnish student named Linus Torvalds decided to create his own operating system kernel as a hobby project. Torvalds started by utilizing the MINIX operating system, but soon realized that it lacked certain
As a DevOps practitioner, having a solid understanding of the Linux command line is crucial. The command line interface (CLI) provides you with powerful tools to manage and administer your CentOS server efficiently. In this article, we will cover some fundamental Linux commands that every beginner in the world of DevOps should master. These commands
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Mounting SMB shares with no credentials Enter the below value at the end of the line: Mounting SMB shares with credentials Follow steps 1 and 2 from above. Enter values as shown in the below example: Enter the below value at the end of the line:
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In this tutorial, I will show you how to set up a lightweight Kubernetes cluster using rancher k3s. My current Raspberry Pi 4 configuration: Hostname RAM CPU Disk IP Address k3s-master-1 8 GB 4 64 GB 192.168.1.10 k3s-worker-node-1 8 GB 4 64 GB 192.168.1.11 k3s-worker-node-2 8 GB 4 64 GB 192.168.1.12 Prerequisite set values as shown below: Apply changes by executing
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Webmin is a web-based system administration tool designed for Unix-like operating systems, including Linux. It provides a graphical interface that allows users to manage and configure various aspects of the system through a web browser. Webmin is particularly useful for users who are more comfortable with graphical interfaces and want an easier way to perform
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