ablelaha.blogg.se

That syncing feelingīut you must understand how the synchronisation works. Today, I’d add a corollary: backups don’t really exist unless you have at least three on different media in different places, and deleting one must not affect any of the others. You may have come across Schofield’s Second Law of Computing, which states that data doesn’t really exist unless you have at least two copies of it.