[Editor’s note: This article is part of our series of articles on installing and upgrading to Lion (OS X 10.7). We also have a complete guide to installing and upgrading to Mountain Lion (OS X 10.8).] ...

No more DLL hell. That was just one of Microsoft Corp.’s goals when it introduced the Windows Installer service along with Windows 2000 nearly four years ago. The service, which now runs on Windows XP ...

Mavericks (OS X 10.9) doesn’t ship on a disc. Instead, it’s available only as an installer app downloadable from the Mac App Store, and that installer doesn’t ...