- To "wrap" text at a certain number of characters, that is, make each line no more than a certain number of characters
fold -w 80 -s my_text_file.txt
- To directly save that output to a new file:
fold -w 80 -s my_text_file.txt > my_text_file_wrapped.txt
-
To create a symbolic link:
sudo ln -s /usr/bin/vim /usr/bin/vi
// whenever you need to use Vi, it will point you to Vim