4 Easy Ways to Practice Your Linux Skills

A few times now, a student taking Learning Tree’s Linux server administration course has told me that their Linux experience is rather limited. Specifically, that they took the introductory user course about a year ago and they “haven’t done much since.” Me: “Uh-oh. So, how much have you used the command line since that course?” […]
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Linux Virtual Memory: Do We Still Need a Swap Area?

Some urban legends are created and maintained because they tell a story with satisfying irony or surprise. It’s some form of “It implies such a pleasing story that it ought to be true.” For example, the claim that Western European and American railway gauge is derived from a long series of standards going back to […]
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Getting Started With Linux, Part 1 — Knowledge Versus Skill and Why You Have to Use It.

Teaching classes has taught me that you can get two very different things out of a Linux training course — knowledge and skill. Knowledge can be communicated efficiently and gained quickly. “Springfield is the capital of Illinois.” “Most system configuration is stored under /etc.” Skill, on the other hand, is something that you can’t directly […]
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