Linux is a powerful and versatile operating system that has gained immense popularity in computing world. One of most useful features of Linux is ability to combine and execute multiple commands at once, which can significantly improve your productivity and efficiency. In this article, we will discuss various techniques for ... Read More

Introduction In world of Unix and Linux, Bourne shell is a popular and widely used command-line interface for interacting with operating system. One of most powerful features of Bourne shell is command substitution, which allows you to use output of one command as input for another. This article will explore ... Read More

When working with a Unix-based operating system such as Linux or macOS, it is common to encounter situations where a process becomes unresponsive or needs to be terminated for some reason. Fortunately, there are several command-line utilities available that allow users to end processes in a variety of ways. In ... Read More

Introduction Docker is a popular platform that enables users to run and manage applications inside containers. Docker containers provide a lightweight and efficient way of isolating applications and their dependencies from underlying host system. However, in some cases, it may be necessary to connect from a Docker container to resources ... Read More

Introduction The Linux operating system is a powerful tool that offers a wide range of features and functionalities to its users. One of most common tasks performed by system administrators on Linux systems is to switch to root user account using su command. However, in some cases, it is recommended ... Read More

Virtualization technology has been a game-changer for IT industry, offering businesses and organizations an efficient and cost-effective solution to manage their IT infrastructure. Virtualization enables organizations to consolidate multiple servers into one physical host, reducing need for additional hardware and saving on energy and maintenance costs. Virtualization also allows organizations ... Read More

Introduction Linux is an open-source operating system that is widely used in servers, supercomputers, and embedded systems. kernel is core component of Linux, which controls all resources and services of system. Linux kernel comes in two versions, 32-bit and 64-bit, which have some significant differences. In this article, we will ... Read More

Java is a popular programming language that is widely used for developing various types of software applications. Linux is one of most popular operating systems used for software development due to its stability, security, and open-source nature. In this article, we will discuss how to install Java on Linux using ... Read More

As technology becomes increasingly integrated into our daily lives, security concerns continue to grow. It's more important than ever to ensure that our data is secure and protected from cybercriminals. One way to help protect data is to use a hash function. SHA-256 is one such hash function that can ... Read More

Introduction to iptables Iptables is a Linux-based firewall application that controls incoming and outgoing traffic. It is a powerful tool that can be used to secure a server, limit access to specific applications or services, and mitigate risk of malicious attacks. This article will provide an introduction to iptables, its ... Read More