Quick useful command lines

Mac and Windows CLI tricks

Make Apple Mail.app faster

sqlite3 ~/Library/Mail/Envelope\ Index vacuum .exit
(sources comments: [#1] and [#2]) It DOES work. For instance, check how many times Mail.app bounced on the Dock before opening before and after you did this operation. Might prove worthy of use for Yojimbo, too.

Shrink (a bit) winsxs

dism /online /cleanup-image /spsuperseded
(source) Removes SP1 uninstall files.

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