Korn Shell Programming: How to Write Scripts for Common System Administration Tasks Korn Shell Programming, also known as KSH, is a Unix shell that was developed by David Korn of Bell Labs. It is an interactive command language that allows users to execute commands, manipulate files, and perform various system administration tasks. KSH contains several … read more …
Understanding File Permissions in Linux File permissions in Linux are a crucial aspect of managing files and directories. They determine who can access files, modify them, or execute them. Linux uses a numeric system to set file permissions, with each digit representing a different level of access: owner, group, and others. In order to change … read more …
Zsh vs Bash: Evaluating the Pros and Cons If you’re a developer, chances are that you’ve used either Zsh or Bash at some point in time. Both are popular Unix shell interpreters, with Bash being the default shell for most Linux distributions and Zsh being a powerful alternative. In this article, we’ll cover the pros … read more …
Chmod in Linux: Everything you need to know to secure your files and directories If you are familiar with Linux, you have probably heard of Chmod (change mode). It is a command-line utility that allows you to change the permissions of files and directories. Chmod is a powerful tool that can help you secure your … read more …
Understanding Bash Variables and Functions: A Comprehensive Guide Bash, or the „Bourne-Again Shell,“ is a command-line shell and programming language used in Unix-based operating systems. Variables and functions are two important concepts in Bash that help developers write efficient and effective Bash scripts. Bash Variables Variables in Bash are used to store different types of … read more …
Exploring the basics of Linux file permissions with chmod Linux file permissions can be very confusing for beginners. In this article, we will explore the basics of Linux file permissions with the use of the command ‚chmod‘. Understanding file permissions can help you control who can access your files, read them, write to them, or … read more …
Fish Shell vs Bash: Which is Better for Your Needs? The command line interface (CLI) is an integral part of the operating system. It allows developers to interact with their computers at a more advanced level. There are several CLI environments available, such as Bash, Zsh, Ksh, and Fish. In this article, we will compare … read more …
Chmod in Linux: Controlling Access to Your Files and Directories One of the most important features of any operating system is the ability to control who has access to what, and Linux is no exception. One of the key tools for controlling access to files and directories in Linux is the „chmod“ command. Understanding „chmod“ … read more …
Korn Shell Scripting for System Administrators: Automating Tasks with Ease As a system administrator, automating day-to-day administrative tasks can be a tedious and time-consuming job. However, with the use of Korn shell scripting, you can automate those tasks with ease. The Korn shell (ksh), first introduced by David G. Korn at Bell Labs in the … read more …
Advanced Operations with awk : Harnessing the Power of Linux Linux is known for its flexibility and power, and awk is one of the most versatile tools that Linux has to offer. It is an incredibly powerful tool for processing and manipulating text files, and has a wide range of applications for system administrators and … read more …