Category: Linux
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Installing Arduino in Ubuntu
Some simple steps: Open Software Centre. Search for Arduino. Install. At startup, accept the message by clicking the ‘Add’ button. Log off and log back on again. Now you can start programming.
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Key expired or missing – Ubuntu error
Thanks to: https://chrisjean.com/fix-apt-get-update-the-following-signatures-couldnt-be-verified-because-the-public-key-is-not-available/ Example error message in terminal at running apt-get: [chris@server ~]$ sudo apt-get update Ign http://security.ubuntu.com trusty-security InRelease Get:1 http://security.ubuntu.com trusty-security Release.gpg [933 B] … Fetched 21.9 MB in 14s (1,537 kB/s) Reading package lists… Done W: GPG error: http://security.ubuntu.com trusty-security Release: The following signatures couldn’t be verified because the public key is…
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Raspberry RTL-SDR RX-Igate
With help from this manual you can make your own APRS Igate with a Raspberry Pi and RTL-SDR dongle. If you find any incorrect information or you have additional info, please leave a comment! Offcourse change some of the commands to your personal settings like Callsign, gain, correction factor etc. Installation Warning, don´t put the…
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Valuable linux commands
docker volume ls -qf dangling=true | xargs -r docker volume rm
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Docker commands -2-
Docker commands Containers Show running containers docker ps Show all containers docker ps -a Docker start container docker start xxx Docker stop container docker stop xxx Docker restart container docker restart xxx Docker remove container docker rm xxx Images Show images docker images Remove images docker rmi xxx Volumes List volumes docker volume ls Remove…
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Docker installation
Docker is supported on these Ubuntu operating systems: * Ubuntu Xenial 16.04 (LTS) * Ubuntu Wily 15.10 * Ubuntu Trusty 14.04 (LTS) * Ubuntu Precise 12.04 (LTS) This page instructs you to install using Docker-managed release packages and installation mechanisms. Using these packages ensures you get the latest release of Docker. If you wish to…