Category: Tutorials

  • How to: Backup or sync files with 7-Zip CLI

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    ro
    in

    Last update: Dec 2017 Motivation Sometimes we just want to backup files with very simple tools in order to keep it simple and stupid. Although it’s well documented, many people do not know, that the 7-Zip command line tool can also update the backup target in case some files changed within the source. Environment Requirements…

  • How to install XFCE and VNC on a headless Ubuntu 18.04

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    ro
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    Latest update: Dev 2019 I’ve tested some tutorials on the internet which guide through the installation of VNC. Unfortunately some of them just didn’t work out therefore I’m writing down the current way that works flawlessly. Prerequisites:– Freshly installed Ubuntu 18.04 server edition (headless installation – no GUI).– We assume all commands are typed in…

  • How to: Create and open an encrypted Ubuntu Linux 18.04 server with Dropbear through SSH

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    by

    ro
    in

    Meta Last update: Dec 2019Tested with: Ubuntu 18.04 Some of you are security-aware and would like to install a full disk encryption on a new system. But you’ll face a problem: Once the machine reboots and you’re not around to type in the password, the machine will simply not boot up. For come over that…