Introduction On Linux, the "kill" command is used to send a signal to a process, which can be used to kill the process. The signal can be specified as a signal number or as a signal name, and the default signal is the TERM signal, which terminates the process. In ... Read More

Introduction The Linux touch command is a versatile tool that allows you to create new files and update timestamps on existing files. In this guide we will explain the basic use of the touch command and some of its advanced options. We will also provide examples of how to use ... Read More

Introduction The "date" command in Linux is a simple but powerful tool used to display the current date and time, as well as set the system date and time. This command is extremely useful for troubleshooting and system administration tasks, and is a vital tool in understanding any Linux user. ... Read More

Introduction The "cut" command in Linux is a powerful command line utility that allows you to extract specific sections of text from a file or data stream. Whether you're working with tab-delimited files, CSV files, or just want to extract a specific range of characters, the cut command is a ... Read More

Introduction Sed, also known as the "stream editor", is a powerful command-line tool on Linux that allows you to perform basic text transformations on an input stream (either a file or input from a pipe). Sed is especially useful for making bulk changes to large numbers of files, or for ... Read More

Introduction On Linux, a shebang (#!) is a special line at the beginning of a script that tells the operating system which interpreter to use when executing the script. This line, also known as a hashbang, shabang or "sharp-exclamation", is the first line of a dash and starts with "#!" ... Read More

Introduction The nslookup command is a tool used to query Domain Name System (DNS) servers and retrieve information about a specific domain or IP address. This command is an essential tool for network administrators and system engineers as it can be used to troubleshoot DNS issues and gather information about ... Read More

Introduction Transferring files between Linux machines over SSH is a common task for system administrators and developers. SSH (Secure Shell) is a protocol that allows you to securely transfer files between machines, as well as remotely access and manage them. In this article, we will explore different ways to transfer ... Read More

Introduction On the Linux operating system, the "uniq" command is used to remove duplicate lines from a sorted file. However, sometimes you may need to remove duplicates based on a specific column, rather than the entire row. This becomes particularly useful when working with column-based input files, such as CSV ... Read More

Introduction The Linux Terminal is a powerful tool that allows users to interact with the operating system through the command line. However, the terminal's default output color can be dull and unattractive. In this article, we will discuss several ways to change the terminal output color in Linux. We'll cover ... Read More