[mdlug] MD5SUM question

Paul set at pobox.com
Fri Jul 8 20:39:00 EDT 2011


"Carl T. Miller" <carl at carltm.com>, on Fri  2011.07.08 said:
> mat.enders at gmail.com wrote:
> > Can I use diff on a pdf I thought that it only worked on text files.
> 
> Yes, if you run diff on binary files it will only tell you
> whether or not they have the same contents.  It will not
> give you a listing of what has changed.
> 
> c
	Hi;

	Well, "diff -a" will show you.
	"diff -a | strings" would filter out the non-ascci.
	This can be helpful, because it will show you how many
"lines" changed in the files. (eg. if its just one stanza, its probably
not a signifigant change, such as a timestamp.)

Paul
set at pobox.com



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