Linux is a multi-user os that allows several users to interact with the system simultaneously. In case of deleting any unnecessary or unused user account, you can use the userdel command in Linux. In ...
The arp command in Linux is used to map IP addresses to MAC (Physical) addresses on a LAN (Local Area Network). Every computer memory store ARP (Address Resolution Protocol) cache (or ARP table) ...
The fsck command in Linux is a file management tool that stands for file system consistency check. The command checks for file integrity and fixes detected errors interactively. It performs a ...
The sed command is used to work in a stream editor called Sed in Linux. Sed editor can make basic text transformations in a file. With the help of the sed command, you can edit text files without ...
The sestatus command in Linux shows the information on SELinux (Security-Enhanced Linux). SELinux is a Linux kernel security module that allows an administrator to have more control over processes, ...
The tcpdump command in Linux is a packet sniffing tool that allows users to capture traffic coming to the network. The command captures, filters, and stores network packets for later analysis. In ...
The stat command in Linux is a system utility that stands for status. It is used to display the status of specified files or filesystems. The command shows thorough information about a file such as ...
The tr command in Linux is a command-line utility that comes pre-installed with most distributions of the Linux operating system and helps manipulate and replace or delete characters in text files. ...
The tty command determines the terminal or terminal-like device associated with a process. Here tty stands for teletype and represents the used devices of the early computer systems. In this article, ...
The users command in Linux is a useful tool to display the list of the users currently logged in to the system. In total this command prints one username per line on the terminal. Largely, the system ...
The vim command in Linux is a powerful, faster text editor with advanced features. However, it isn’t suitable for novices. Even though, the nano command is easy to use but it isn’t efficient for ...
The who command in Linux is a useful tool to find information about the currently logged-in user of the system. It also provides information about the name of the terminal and the time when the user ...
The tee command in Linux is used to read standard input and write to another file apart from standard output. This command is very useful to store the intermediate output of multiple commands. In ...
The uniq command in Linux is a handy tool to report or filter out repeated lines in a text file. In short, the uniq command in Linux simply detects a match of any adjacent line inside a text file and ...
The xargs command in Linux is a helpful tool for processing large lists of inputs and executing commands for each item in the list. It allows you to efficiently process inputs from other commands and ...
The sleep command in Linux is used to set a delay in the execution of a command or to schedule a command to be executed after a specific time period. While running multiple commands in a sequence, ...
The time command in Linux measures the amount of time it takes to complete a command or a script. This command is very useful for analyzing the resource utilization and performance of the system in ...
The sftp command in Linux is similar to the ftp command. However, it transfers files from one computer to another computer more securely. The data is end-to-end encrypted. So even if someone gets a ...
The iptables command in Linux is used to set up, maintain and inspect the tables of IP packet filters. These tables contain built-in chains which are basically a set of rules to match packets going ...
The vmstat command in Linux is an essential tool for monitoring and managing the performance of the system. Whether you are a system administrator or a developer, the vmstat command provides valuable ...
