Linux Journal: File Synchronization with Unison

“Unison is a file-synchronization tool that runs on Linux, UNIX
and Microsoft Windows. Those of you who’ve used IBM Lotus Notes or
Intellisync Mobile Suite probably have an idea of what
synchronization is good for, as compared to one-way mirroring
options such as rsync. You might have mirrored a company document
directory to your laptop, for example, and then modified a document
or two. Other people might have modified other documents in the
same directory by the time you get back. With rsync, you’d need to
reconcile the differences between the two directories manually or
risk overwriting someone’s changes. Unison can sort out what has
changed where, propagate the changed files and even merge different
changes to the same file if you tell it how…”

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