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Tom Nelson

Tom Nelson
179 posts
Writer
Tom has been an enthusiastic Mac user since the Mac Plus. He’s also been known to dabble in the dark side, otherwise known as Windows, and has a well-deserved reputation for being able to explain almost anything to anybody. Tom’s background includes more than 30 years as an engineer, programmer, network manager, software tester, software reviewer, database designer, and computer network and systems designer. His online experience includes working as a sysop, forum leader, writer, and software library manager.

Tech 101: Introduction to the Mac’s Terminal App, Part One

Terminal may be one of the least used but most powerful apps included with a Mac. At first glance, Terminal seems to be the antithesis of the Mac's friendly GUI (Graphical User Interface), presenting instead a simple command line interface...

Rocket Yard Guide: What Is Purgeable Space in macOS?

Having problems figuring out how much free space is available on your Mac? You're not the only one. With the arrival of macOS Sierra, Apple changed how the OS calculates free space on a Mac. The change has more than...

Rocket Yard Guide: Five Mac Utilities Everyone Can Use

Speaking from personal experience, downloading and trying out new Mac utilities can quickly become an addiction. I've probably deleted more utilities than have been created for the Mac. How is that possible? Because I sometimes forget which ones I've already...

Rocket Yard Guide: Five Great Yet Forgotten Mac Tips

With each new version of the Mac OS come new tips and tricks hidden away in the operating system. While new discoveries are fun to find and share with Rocket Yard readers, it's also fun to rediscover tips for past...

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