March 2018 in links

Some links of stuff I appreciated this month. Links to French content are in a separate post. Illustration: The western span of the San Francisco Bay Bridge at night. This image was selected as picture of the day on Wikimedia Commons for 26 March 2018. Science 17 March 1958, a small satellite, the size of a grapefruit is launched. It’s still […]

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Upgrade beyond Docker 1.12 on CentOS 7

If you’ve a CentOS 7 server, you probably picked at first Docker from a specialized CBS from Project Atomic, “virt7”, or from EPEL. It’s been a while Docker 1.13 has been released. Yet, there isn’t any upgrade beyond 1.12 (but fixes backported to this 1.12 branch). You need to get rid of the old packages, […]

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MediaWiki now accepts out of the box RDFa and Microdata semantic markup

Since MediaWiki 1.16, the software has supported — as an option — RDFa and Microdata HTML semantic attributes. This commit, integrated to the next release on MediaWiki, 1.27, will embrace more the semantic Web making these attributes always available. If you wish to use it today, this is already available in our Git repository. This also simplify […]

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Let’s encrypt lifts quota by domain for renewal

There is currently a limitation of how many certificates you can register per week: a quota of 5 per domain per week. The same limitation applied for renewal, which would have forced to maintain a schedule. This is not the case anymore: if a certificate has already been generated for a specific  FQDN, you can renew […]

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Chromebook: run a SSH server on Chrome OS

In this post, we’ll cover how to run a SSH server directly on Chrome OS (ie not into a Crouton chroot). One of the first things I do on any machine (FreeBSD, Linux, Mac OS X or Windows) is to install, run and configure the SSH server. It’s always convenient to be able to scp from […]

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Bitbucket won’t serve CNAME anymore, how to keep URLs working?

In the past, BitBucket allowed CNAME to use custom subdomains like hg.yourdomain.tld. But recently, Atlassian decided to remove this feature, You can drop the DNS record and update your documentation, but that will be a violation of Cool URIs don’t change and you can’t update paper documentation, bookmark from other users, etc. If you want to keep […]

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December 2014 links

Some links of stuff I appreciated this month. Links to French content are in a separate post. You can also take the time machine to November 2014. AI What if instead to understand how the brain works, we copy the neural connections as is? This is what the OpenWorm project tries to do with C. […]

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November 2014 links

Some links of stuff I appreciated this month. Links to French content are in a separate post. You can also take the time machine to October 2014. November is the Philae landing on the Comet Churyumov-Gerasimenko month and the ESA photo release under CC-BY-SA (one of them here) month. Mainly DevOps links in this post, a […]

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October 2014 links

Some links of stuff I appreciated this month. Links to French content are in a separate post. In the servers world SSL. October is the month we disabled SSLv3 protocol support from nginx following the POODLE attack. So this means we can look to this paper, nginx configuration and a tool to check SSL configuration. […]

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