File management articles
cat command and print files connected to the standard output.
Print file test.txt, -n, -b to add line numbers, -n (including blank lines), - b (not including blank lines).
cat -n test.txt
Test.txt append the contents inside to text2.txt inside.
cat -b test.txt > test2.txt
Test.txt emptied the contents inside.
cat /dev/null > test.txt
Linux rm command to delete a file or directory.
Texs.txt delete files, -f is without confirmation.
rm -f test.txt
Delete the test folder, -r for the directory will be deleted and the following.
rm -r test
Delete all files in the current directory and directory
rm -r *
