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Smoke Detector Battery Rage

We have 7 smoke detectors, 2 carbon monoxide detectors, in hallways.  The acoustics in the hallways are such that it is difficult to determine which smoke detector is beeping.  500 more words

Computers And Internet

Problem:The following packages have been kept back: docker-io

On one of my docker host with Ubuntu 16.04 running apt-get upgrade I receive the message:

The following packages have been kept back: docker-io

then to upgrade one or all of the kept-back packages, without doing a distribution upgrade (dist-upgrade can be quite dangerous) is to issue the command:

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Computers And Internet