A command file is a good tool to help you determine what file type of a file. To check for a file type simply do this
file filename
Let say i want to check the file type of command line update-rc.d, i can do this
file `which update-rc.d`
output:
/usr/sbin/update-rc.d: perl script text executable
Uses which to returns the full path of the filename and back quote is to return result to command file.
python: how to identify the type of your variableIn python, every single variable is an object, every object must have a type, it is either data structure or class insta...
Change passwordIf you find your password insecure and wanna change it, you can do that with just type
passwd
Type your current pass...
clear screenIf you do clear screen by type
clear
Try to scroll ur mouse up, you will figure out that, your previous typed command ...
