chmod

Limiting downloading speed Speed is an important factor while downloading. If speed is not defined then it might use full bandwidth available…

Linux File mv -u When you’ll use mv *, it moves all the files to the destination directory. But when you use…

Set number of retrying attempts By default, wget command tries 20 times to downlod a file. This problem generally come when a…

file * This command is used to obtain the type of all files of the current directory. Let’s see a simple example…

List all running process This command display all the processes in a system. Here, a stands for all. It will display a…

pmap -d this command display the same information as option d, but includes some extra information about device. Syntax: pmap -d PID…

Show root running process It displays all the process running by root user. Syntax: ps -U root -u root u Here, -U…

file /directory name/* From this command, you can list out all the file types from the mentioned directory. For example, by typing…

List process with specific command Option C display a list of processes with the mentioned command as argument. Syntax: ps -C Example:…

pmap -q Here, q stands for quiet. This command does not display header and footer line as the earlier options. Syntax: pmap…