[最佳答案] If you want to switch user: /System/Library/CoreServices/Menu\ Extras/User.menu/Contents/Resources/CGSession -switchToUserID UserID for UserID i...

[最佳答案] Yes, the answer I came up with for reading binary data via XHR in IE, is to use VBScript injection. This was distasteful to me at first, but, I look at it as just one more browser dependent bit of code. (The regular XHR and responseText works fine in other browsers; you may have to coerce the mime type with XMLHttpRequest.overrideMimeType(). This isn't available on IE). This is how I got a thing that works like responseText in IE, even for binary data. First, inject some VBScript as a one-time