More Bioinformatics

I’ve bee hacking away trying to set up Crochet-BSD to build boot images for Wandboard.  Wandboard uses Cortex A9 processor, so it’s ARM.  The linux distros for it use U-Boot, so that seemed like a likely place to start for FreeBSD. Looking at the Wandboard Wiki, there is an article on U-Boot which explains how…

In general, I install QEMU on my Macbook using MacPorts.  However I recently had a need to get the tip of the QEMU development tree. Getting the QEMU source tree is trivial: git clone git://git.qemu-project.org/qemu.git I needed an updated version of dtc: git submodule update –init dtc The build instructions from the README are: mkdir…

I’ve recently become interested in how the i386 boot loader works.  There is an excellent example of a boot loader here, and another here.  Some simple protected-mode code which implements a kernel capable of writing a line of text, is here.  FemtoOS, is the culmination of combining code from all those, and building a simple…

There are new release builds for some of the more widely used khubla.com libraries, resulting for patching for the log4j vulnerability. They are: ParadoxReader <groupId>com.khubla.pdxreader</groupId><artifactId>pdxreader</artifactId><version>1.6</version><packaging>jar</packaging> OLMReader <groupId>com.khubla.olmreader</groupId><artifactId>olmreader</artifactId><version>1.9.0</version><packaging>jar</packaging> JVMBasic kPascal

Home automation is coming into the mainstream a with recent offerings from the big tech companies, and I’m interested in it too. I’ve had a number of home automation controllers, most recently an H3 Pro SEL from HomeSeer. I’ve also become quite interested recently in DevOps monitoring, using InfluxDB, and Grafana.  Sensu, Telegraf and Prometheus…