Please don’t use Slack for FOSS projects https://drewdevault.com/2015/11/01/Please-stop-using-slack.html?utm_source=feedburner&utm_medium=feed&utm_campaign=Feed%3A+feedsapi%2FBwPx+%28Hacker+News+Top+20+Full+feeds+by+FeedsAPI%29
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Getting started with SaltStack [an alternative to puppet] http://techarena51.com/index.php/getting-started-with-saltstack/
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