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This weekend Vilnius will be full of superheroes, movie stars, cosplayers, gamers and popular culture enthusiasts. For the 3rd time Comic Con Baltics takes place at exhibition center Litexpo.

Fun fact: you can't name any file anywhere in windows 10 "aux.txt" or "aux" anything with any extension, because it was a reserved name in CP/M before dos was a thing.

If you commit "aux.txt" to a git repo, you break it for windows users. If you distribute "aux.txt" in a zip file, windows computers cannot extract it without error.

Running exim4 MTA on Ubuntu server? Check if you have CVE-2019-10149 vulnerability patched: <code>dpkg -l | grep exim4</code> should show <strong>exim4 4.90.1-1ubuntu1.4</strong>. More details:

Problems with after Bionic update? One of my servers started failing 2FA, turns out libidn was misbehaving. Revert to older version: wget && dpkg -i libidn2-0_2.0.4-1.1build2_amd64.deb && apt-mark hold libidn2-0 to workaround it :ubuntu:

My dream for Mastodon is for it to be a viable choice as a publishing platform for any creator. In other words, for people to not feel like they're locked in to Twitter or Instagram if they want to be professionally successful.

"It is easy to think that a Linux shell like Bash is just a way to enter commands at a terminal."

Installed Touch Screen for Raspberry Pi - still deciding to use it for home automation panel or display Grafana's dashboard with stats of my servers 🤓 Interestingly the biggest trouble to enable touch functionality was not the driver or display server - turned out I was using microUSB cable that was power only (without data channel) 😁 Proper cables are important 🤔

Anyone has tips on how to install Prometheus on CentOS without setting SELINUX=disabled? 🤔

Ça c'est génial comme projet, et en plus si ça permet de montrer le développement de logiciels libres et de sortir de la main mise de Twitch et Co.

r/selfhosted - Open Streaming Platform - Beta 2 Release

Open Streaming Platform (OSP) is an open-source, RTMP streamer software front-end for Arut's NGINX RTMP Module.
OSP was designed a self-hosted alternative to services like,, and Youtube Live.

Don't enable 4-byte char support for @nextcloud unless you run absolutely latest version of MySQL or MariaDB! Just had tons of issues on an instance running v.10.0 - luckily full database backup saved the day 🤔 So I chose to update to v.16 and stand by for emoji support later 🤓

@write_as v.0.10 is out with two pull requests by me: translation and LESSC fix on 😊 Thanks for mentioning 😊 For those who build from source here's quick upgrade guide: @matt @writefreely

Robocop as a Transformer would be Stopimus Crime.

Didn't think it's so difficult without mod_rewrite - indeed is way more easy compared to 🤔 This time was solving issue with 🤓

Auto.Coffee is now able to federate via ActivityPub standard.


The CERN uses ownCloud for synchronizing the data from the particle collider. Watch their lightning talk on what they do different:


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Mastodon node run by Inretio, MB.