Salomon X Ultra MID 2 GTX aren't good

18 Mar 2018

Looks like there are no normal boot manufacturers left on the planet. I welcome Salomon to my shit-list with their X Ultra Mid GTX (not sure about the exact model). Here what they look like after everyday use for just 8 months:

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Auto-reload threepenny-gui apps during development

17 Mar 2018

When you are developing a threepenny app, you need to perform the same dance after every change: recompile and restart the app, and then manually reload a page in a browser. This becomes tiresome very quickly. But with the help of ghcid and with small changes to your Haskell code you can completely automate this process.

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Notes about installing Lineage OS on Nexus 6P

15 Mar 2018

Checklist for myself for the next time I’ll be flashing my Nexus 6P (because official Lineage OS instructions are missing some important parts).

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Perl `JSON::XS` can produce un-canonical JSON

14 Mar 2018

Sometimes you want to produce a canonical version of a data structure in JSON - with keys sorted and no additional whitespace. JSON::XS promises us that we can achieve such result with a canonical option. It only notes that canonicalization doesn’t work for tied hashes. But I’ve just spent half a day debugging to learn that this is a bit more complicated.

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DIY power supply from AliExpress

14 May 2017

Just finished soldering and assembling a DIY power supply purchased from AliExpress.

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RabbitMQ plugins in Elixir

19 Apr 2017

As RabbitMQ is gradually adopting Elixir (i.e. for the next generation of its CLI tools), it’s natural that one would also want to use Elixir for writing plugins. There is a blog post from 2013 on that topic and most things there are still relevant - except the build instructions, as there was a complete revamp of build system in RabbitMQ. And I’m going to fill that gap.

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RabbitMQ net-split messages explanation

30 Jan 2017

After experiencing a network problem RabbitMQ writes a record to logs that looks like this:

=INFO REPORT==== 30-Jan-2017::19:04:04 ===
node '[email protected]' down: connection_closed

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