calum.org:~#

It's hard to overstate how amazing Jurassic Park was when it came out. In these modern days of high processing power, computer graphics can do amazing things, and we're used to things looking like real life. But it's worth remembering that Jurassic ...

I'm updating some projects to Tomcat 11, Spring Boot 3.1 and Java 17. Below are some of the breakages I encountered, and the solutions. Update Java in pom.xml <build> <plugins> <plugin> <groupId>org.apache....

I recently upgrade a couple of machines from Debian Stretch to Debian Bookworm. The first one was a remote box, which would have meant a reinstall via a Lights Out, reconfigure, and restore if it went wrong (which would have been a monumental pain). ...

I'm a fan of software tests that test the actual functionality of the software, not tests that are coupled to the implementation or the structure of the software. This is an interesting read. In a nutshell, the best tests are the ones that you don't ne...

When my aged Wileyfox phone grew too old, I started looking for a new phone. I had two hard criteria - it must have a headphone socket, and it must be able to run LineageOS. The reason for Lineage is that I don't want a phone where the manufacturer st...

Feeling lazy? Want something quick and tasty? Make some rice - rice cooker, microwave, whatever. Fry 500g of pork mince in a little oil. Add some chili flakes Add some garlic salt Add some kicap manis Add the rice, and stir it all up. Add soy...

Very simple, but yet very tasty. Get a soft white roll, and cut it in half. Splash some Tabasco on both halves A generous amount of mayo on both sides. Add some mature cheddar cheese thinly sliced And then some sliced red onion. Yum!

wget https://winhelp2002.mvps.org/hosts.txt -O /tmp/block.host /etc/init.d/dnsmasq restart

I wonder if it's worth on a server only allowing outbound traffic that's in response to inbound requests? This would prevent any automated attacks from downloading root-kits, or exfiltrating data (assuming that they don't have root access - then they c...

My mother has switched from WhatsApp to Signal Messenger recently, and immediately started complaining that pictures took many hours to send, which was never the case with WhatsApp. For example, she would send me a picture at 11am, and it would remai...