Vassilis Dionisopoulos

Vassilis Dionisopoulos

Add Local User with PowerShell

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This tutorial demonstrates how to efficiently add a local user to Windows Server 2025 using PowerShell. By leveraging PowerShell, administrators can quickly create user accounts with advanced configurations, such as password policies and administrative privileges.

Download Windows Server 2025

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Windows Server 2025 serves as a foundation for connecting applications, networks, and web services. Explore its 180-day Evaluation Version to test features and performance before purchasing. Learn more and download below.

Linux du command

The Linux `du` command is essential for monitoring disk usage in Linux and Unix systems. It provides detailed insights into the size of files and directories. With various flags like `-h`, `-s`, and `--time`, the `du` command allows users to customize output and manage storage efficiently.

Linux Change Owner

The chown command allows users to change the ownership of files or directories in Unix-like systems. Only the root user can change ownership, while regular users can modify group ownership. Learn how to use chown with various flags like -R for recursive changes and -h for symbolic links.

Linux File Permissions

Calculate UNIX/Linux file permissions effortlessly using this easy-to-use chmod calculator. It generates both numeric and symbolic notations for file permissions, making it ideal for beginners and advanced users alike. Simply select the desired permissions for the owner, group, and others, and instantly get the corresponding chmod command in both formats.

What is the history of Linux?

The history of Linux begins with its roots in UNIX and the free software movement. Developed by Linus Torvalds in 1991, Linux has grown into a global operating system, powering everything from servers and supercomputers to mobile devices, thanks to its flexibility, security, and open-source nature.

What is Linux?

What is Linux? Linux is a free and open-source operating system known for its security, stability, and flexibility. Used widely in servers and cloud computing, Linux offers extensive customization options, community support, and powerful command-line tools, making it an essential choice for professionals in IT and development.

What is an Operating System?

An operating system (OS) is essential software that bridges the gap between computer hardware and users. It manages hardware resources, ensures smooth software execution, and provides a user interface. This article explains what an operating system is, its functions, and different types, like desktop, mobile, and real-time operating systems, making technology accessible and efficient.