Posts

  • If you need to ensure that a particular piece of data is only ever modified by one thread at once, you need a mutex. If you need more than one mutex, you need to be wary of deadlocks. But what if I told you that there’s a trick to avoid ever reaching a deadlock at all? Just acquire them in the right order!

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  • After about 13 years of service, my trusty laptop finally gave out and it was undeniably time to get a new one. I am personally of the opinion that all money spent on laptops is wasted, but now I found something that was nice enough to do the bare minimum and sufficiently on sale to justify. And because the CJEU continues to disappoint it came with a Windows license. While I don’t really need Windows on my laptop I am also way too Dutch to destroy something I’ve paid for so now I this machine will be a dual boot. The last time I’ve set Windows up on a new machine was back in 2014, so let’s see how things have changed.

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  • Yet another year has past, yet another Advent of Code has been bestowed upon us by Eric Wastl. This time Santa has accidentally dropped the keys to his sleigh into the ocean somewhere and with your track record you are just the person to call in such circumstances. If nothing else, at this point you should have been conditioned to not question the logic of keys to a sleigh. Maybe he chains it to a pole for security.

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  • It’s not unusual for a service to need access to some kind of configuration, or for that configuration to contain passwords that you’d prefer not to leak. The solution is simple: create a configuration file somewhere, make sure that it’s only readable to the user the service runs at, and you’re done. And then you find out about DynamicUser services, which is where the fun begins.

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  • Even though most traditional December activities are a bit impractical this year, Eric Wastl returns with his annual Advent of Code. Every day from December first until Christmas Day you get a small puzzle that you can solve by writing small programs or by being very good at solving jigsaw puzzles. If you want to learn a new programming language or just get better at the ones you know, I highly recommend trying it out.

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