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(2020-10-16) Fresh brewed Octave - every day!


The octave-buildbot Server and Worker matured a lot in the past two months since I wrote about them in August. Finally, the system is capable of delivering once per day a “fresh brewed” stable Octave release (tarballs, all flavors of MS Windows installers, and the Doxygen documentation). See it yourself on https://octave.space.

(2020-08-19) Support for the JSON data format after GSoC 2020


The Google Summer of Code (GSoC) 2020 will end with this August. I had the pleasure to mentor Abdallah Elshamy working on the implementation of the jsondecode() and jsonencode() functions for Octave. These function allow to convert JSON data strings to Octave Objects and vice versa.

(2020-08-17) octave-buildbot: Less painful Octave releases?


Since the minor Octave 5.2 release this January, I experienced that building and especially releasing Octave is still a difficult task. Even worse, due to some nasty bugs and the lack of a voluntary, skilled, and motivated release manager, the next major Octave 6.1 release got stuck for eight months now.

(2020-07-01) Boosting the Octave `hilb` function


Today, I read an interesting article about Hilbert Matrices in N. Higham’s blog and stumbled over these simple elegant two lines:

(2020-06-18) Testing the OctaveCoder

On June 4th there arrived an extraordinary mail by Hossein on the Octave maintainers mailing-list. To my knowledge he has not been involved into Octave development so far. He introduced shortly and convincingly OctaveCoder:

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