If your PC has been struggling to perform all the tasks you have at hand, we completely understand why you would be itching for a new one. But even if it’s old, sluggish, and always crashing, your old desktop or laptop may still prove to be useful.

It’s inevitable. Sooner or later, you’re going to have to replace your computer. But while it may not be as fast as when you first got it or as sleek as your new computer, your old desktop or laptop might still have a lot to offer— after upgrading it a little, that is.

Virtualization and container technologies are confusing topics in their own right, and comparing and contrasting them is even harder. To understand the differences between container and virtualization technologies, it’s best to clear up some commonly misunderstood information on how they work.