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Full Discussion: Comparing two unsorted files
Top Forums Shell Programming and Scripting Comparing two unsorted files Post 302523800 by agama on Thursday 19th of May 2011 10:51:08 PM
Old 05-19-2011
Assuming that neither file is too large to pose an issue for sort or /tmp:

Code:
sort master.txt >/tmp/JNK$$.master
sort file.txt >/tmp/JNK$$.file
comm -12 /tmp/JNK$$.master /tmp/JNK$$.file >/tmp/in_both
comm -23 /tmp/JNK$$.master /tmp/JNK$$.file >/tmp/just_master
rm /tmp/JNK$$.*

Check the manual page for comm for description of the options; I've been using comm for years and have to read the man page nearly every time I need to use it.
 

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bup-fuse(1)						      General Commands Manual						       bup-fuse(1)

NAME
bup-fuse - mount a bup repository as a filesystem SYNOPSIS
bup fuse [-d] [-f] [-o] <mountpoint> DESCRIPTION
bup fuse opens a bup repository and exports it as a fuse(7) userspace filesystem. This feature is only available on systems (such as Linux) which support FUSE. WARNING: bup fuse is still experimental and does not enforce any file permissions! All files will be readable by all users. When you're done accessing the mounted fuse filesystem, you should unmount it with umount(8). OPTIONS
-d, --debug run in the foreground and print FUSE debug information for each request. -f, --foreground run in the foreground and exit only when the filesystem is unmounted. -o, --allow-other permit other users to access the filesystem. Necessary for exporting the filesystem via Samba, for example. EXAMPLE
rm -rf /tmp/buptest mkdir /tmp/buptest sudo bup fuse -d /tmp/buptest ls /tmp/buptest/*/latest ... umount /tmp/buptest SEE ALSO
fuse(7), fusermount(1), bup-ls(1), bup-ftp(1), bup-restore(1), bup-web(1) BUP
Part of the bup(1) suite. AUTHORS
Avery Pennarun <apenwarr@gmail.com>. Bup unknown- bup-fuse(1)
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