Tag Archives: linux-command

builtin command is used to run a shell builtin, passing it arguments(args), and also to get the exit status. The main use of this command… Read More
expect command or scripting language works with scripts that expect user inputs. It automates the task by providing inputs. // We can install expect command… Read More
cd command in linux known as change directory command. It is used to change current working directory. Syntax: $ cd [directory] To move inside a… Read More
history command is used to view the previously executed command. This feature was not available in the Bourne shell. Bash and Korn support this feature… Read More
lsmod command is used to display the status of modules in the Linux kernel. It results in a list of loaded modules. lsmod is a… Read More
The expr command in Unix evaluates a given expression and displays its corresponding output. It is used for: Basic operations like addition, subtraction, multiplication, division,… Read More
The fgrep filter is used to search for the fixed-character strings in a file. There can be multiple files also to be searched. This command… Read More
Introduction to Emacs Editor in Linux/Unix Systems: The Emacs is referred to a family of editors, which means it has many versions or flavors or… Read More
env is used to either print environment variables. It is also used to run a utility or command in a custom environment. In practice, env… Read More
echo command in linux is used to display line of text/string that are passed as an argument . This is a built in command that… Read More
dir command in Linux is used to list the contents of a directory. How is dir command different from ls? dir command differs from ls… Read More
eval is a built-in Linux command which is used to execute arguments as a shell command. It combines arguments into a single string and uses… Read More
Figure: Error occurred while accessing the windows drive Following are the step wise instructions to access windows drives in Ubuntu (Any Version), 1. Open terminal… Read More
chage command is used to view and change the user password expiry information. This command is used when the login is to be provided for… Read More
kill command in Linux (located in /bin/kill), is a built-in command which is used to terminate processes manually. kill command sends a signal to a… Read More