說實在,一般人對於新出版本總不會一推出就下載,總會了解一下更新了甚麼、能否支持舊有功能、穩定性等等,評估一番後再作嘗試升級。雖然 Firefox 3 首日就有超過八百萬人下載,仍然有很多人取觀望態度吧?
在此,向大家再一
Several times now we've had cases of 'accidental BitTorrent' on ournetworks (and generally gotten email from the campus network peopleabout it); people running BitTorrent clients on our networks withoutintending to. It turns out that this is an amusing (to me) consequenceof the pervasiveness of laptops and laptop hibernation these days.
(You might reasonably ask why we 'allow' BitTorrent at all. There's atleast two reasons; first, without deep packet inspection (and maybeeven then ) we
Here is an aphorism:
Filesystem snapshots preserve mistakes, and so public snapshots preserve mistakes publicly.
This isn't an issue unique to snapshots; it's common to any backupsystem that offers public or 'self serve' restores. In theory a systemthat only let you see or restore files that you owned would avoid theproblem, but the simple version would make certain files inaccessible(files you owned inside directories that other people owned, unless thesystem made an exception for that). Plus it only really