emacs tip of the week #6: right click for context menu
By default emacs uses ctrl-rightmouse for the context menu, if you prefer a more “standard” right click only put this in .emacs: (global-set-key [mouse-3] ‘mouse-popup-menubar-stuff)
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Install pip on python 2 for cygwin
python -m ensurepip
Forgotten / lost your join token for kubeadm?
kubectl -n kube-system get secret clusterinfo -o yaml | grep token-map | awk ‘{print $2}’ | base64 -d | sed “s|{||g;s|}||g;s|:|.|g;s/\”//g;” | xargs echo Credit
Systemd programming, 30 months later [LWN.net]
Some time ago, we published a pair of articles about systemd programming that extolled the value of providing high-quality unit files in upstream packages. The hope was that all distributions would use them and that problems could be fixed centrally rather than each distribution fixing its own problems independently. Now, 30 months later, it seems …
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Google introduce a new TCP congestion control algorithm
This commit implements a new TCP congestion control algorithm: BBR (Bottleneck Bandwidth and RTT). A detailed description of BBR will be published in ACM Queue, Vol. 14 No. 5, September-October 2016, as “BBR: Congestion-Based Congestion Control”. BBR has significantly increased throughput and reduced latency for connections on Google’s internal backbone networks and google.com and YouTube …
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Scalable and secure access with SSH | Engineering Blog | Facebook Code
Facebook leverages signed certificates with principals for scalable, reliable security access. Source: Scalable and secure access with SSH | Engineering Blog | Facebook Code Interesting article on large scale authorization & key management.
Emacs For Chrome Books
The Chrome Web Store has a DevEnv app with Emacs built into the development environment (it also has gcc, make, and other tools one would use to write software). Source: EmacsWiki: Emacs For Chrome Books
Steam emails not arriving
I run my own email server and never have any trouble with email delivery – however recently some steam emails failed to arrive. I checked I wasn’t in any blacklists with senderbase, then dug further. Turns out I had SSL enabled on my MTA but using my old cert which was SHA1 & revoked (with …
Upgrading my old ML115 server box
I’ve upgraded my old ML115 ESX box to Ubuntu 16.04, using OpenNebula as the virtualization platform. ON is available in the system repos, but this is an old version (4.1) so I’d advise using the ON repos. OpenNebula provides an EC2-compatible API, which allows the use of libcloud and there is also Docker integration. Ubuntu …
cdx – switch to your other shell’s working directories
a quick shell script / bash function to switch to other working directories https://github.com/jamespo/commandmisc/blob/master/scripts/cdx.sh Example: (misc27)v $ ~ cdx 1) /home/james 2) /home/james/dev 3) /home/james/Maildir Select dir: 3 (misc27)v $ Maildir