Replacing two EOL chars by one

xah@xahlee.org (Xah Lee) writes:

i have a bunch of java files that has spaced-out formatting that i
want to get rid of. I want to replace two end of line characters by
one end of line characters. The files in question is unix, and i’m
also working under unix, so i did:

Have a look at tr and sed. tr is also a handy tool for fixing Windows
cr/lf madness.

Gregm