tag:blogger.com,1999:blog-6800934446457898793.post9166401542441580459..comments2010-07-04T08:47:41.382-04:00Jeff Moserhttp://www.blogger.com/profile/16074905903060665396noreply@blogger.comBlogger2125tag:blogger.com,1999:blog-6800934446457898793.post-70335551929602266452008-02-12T08:21:00.000-05:002008-02-12T08:21:00.000-05:00Huseyin: Good point on 0xCAFEBABE and PK. Similar things can be said for WAV, GIF, and other files. I think that Apache's Mimemagic module (and similar modules) looks for these to determine the real file type.Jeff Moserhttp://www.blogger.com/profile/16074905903060665396noreply@blogger.comtag:blogger.com,1999:blog-6800934446457898793.post-91113792068756008602008-02-12T08:12:00.000-05:002008-02-12T08:12:00.000-05:00<I>"When I was 10 or so, I thought you could open up a .EXE in a text editor and do meaningful work with it if you only knew some magical secret."</I><BR/><BR/>I was thinking exactly the same when I was first introduced to computers. I was opening any file (text or binary) with a text editor and fiddling around.<BR/><BR/>Btw the compiled .java files, .class files, start with these 4 bytes: 0xCA 0xFE 0xBA 0xBE aka <A HREF="http://www.artima.com/insidejvm/whyCAFEBABE.html" REL="nofollow">Cafe Babe</A> and ZIP files start with <A HREF="http://en.wikipedia.org/wiki/Phil_Katz" REL="nofollow">PK</A>.Huseyin Tufekcilerlihttp://www.blogger.com/profile/02347426647143991400noreply@blogger.com