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• Charly's Column – Pdnsd

  Cache it, if you can! When the latencies of his Internet connection seem to take longer than Napoleon's reign, sys admin Charly comes up with a solution for name resolution.

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• Top Ten Tops

  The famous Unix admin utility known as Top has many imitators. We take a look at some of the top Top tools.

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• Charly's Column – Prettyping and Asciiflow

  Columnist Charly is delighted that people still program useful tools for the terminal. Here, he looks at one tool that transforms boring ping data into colorful statistics and another that publishes a construction set for ASCII graphics on the network.

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• Charly's Column – Searx

  It goes against the economic rationale to assume that commercial search engines have the best interests of users at heart when it comes to data protection and use. Sys admin Charly has found an alternative.

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• The sys admin's daily grind: Let's Encrypt wildcards

  The pleasure of owning a nice domain like sensorenresidenz.de is clouded by the requirement of an X.509 certificate for every subdomain that the admin wants or has. Columnist Charly can help boost the webmaster's spirits.

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