The alias command-line tool is both useful and relatively simple. Its purpose is to simplify a single-line command by creating a custom name for it. There is a good chance that you already have some aliases even if you’ve never used the tool. In Bash, aliases can be created with a simple text editor and are stored in your $HOME/.bashrc file. If you want to see what aliases have been set up, take look at that file, or simply type alias on a command line and press Enter/Return.
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In previous articles about Linux filesystems, I wrote an introduction to Linux filesystems and about some higher-level concepts such as everything is a file. I want to go into more detail about the specifics of the EXT filesystems, but first, let’s answer the question, “What is a filesystem?” A filesystem is all of the following:
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“A good engineer is a lazy engineer,” some will say. And to a certain extent, it’s true: Laziness is a great quality if you’re automating repetitive tasks. But laziness flies in the face of learning new technologies and getting new work done. Somewhere between Junior Systems Administrator and Senior DevOps Engineer, laziness no longer becomes an advantage.
Let’s discuss the five laws aspiring DevOps engineers should follow if they want to become great DevOps engineers.
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DevOps is mostly about culture change. Being successful is all about finding ways to bridge the gap between the builders and the maintainers, bringing projects to fruition and updating them in shorter cycles to maintain a competitive advantage. But at the end of the day, you need the right tooling to make it all work.
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Joining any new company—with an established culture and programming practices—can be a daunting experience. When I joined the Ansible team, I decided to write up the software engineering practices and principles I’ve learned over the years and to which I strive to work. This is a non-definitive, non-exhaustive list of principles that should be applied with wisdom and flexibility.
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The things we do for family, eh? Sometimes I wonder why I do it to myself, this not being the first time my perfectionism has led me to do far more work than a task originally required.
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When you think of open source technologies, you probably think of the stalwarts, the technologies that have been around for years and years. It makes sense: According to a survey conducted in Q4 of 2016 by my company, Greythorn, 30%+ of participants said established technologies are among the top ten they primarily use.
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