Introductory Java books are a rather popular bunch. If you’re interested in Java programming, you have to start somewhere. Most people pick up at least one book to get them started. More popular ...

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SEE: Top 5 programming languages for systems admins to learn (free PDF) (TechRepublic) If you’re excited by the data and logic side of coding, you may wish to learn Python, Java, C, C++ or C#.