Open a file for interactive reading, allowing scrolling and search.
# To open a file:
less source_file
# To page down / up:
<Space> (down), b (up)
# To go to end / start of file:
G (end), g (start)
# To forward search for a string (press n/N to go to next/previous match):
/something
# To backward search for a string (press n/N to go to next/previous match):
?something
# To open the current file in an editor:
v
# To exit:
q