Category: Technology

Introducing MQTT server FlashMQ version 0.5.0

Introducing my the MQTT server that I've been working on, FlashMQ. I'm starting with test version 0.5.0. It's ready for some testing and benchmarks, and of course development will continue. Read More »
By halfgaar, 1 year ago, on March 20, 2021, at 21:03 | Comments closed

Disable roaming profile for one user on a Samba domain controller

Sometimes you want to mix users with and without a roaming profile. As found here, you can use Samba's pdbedit to set the "Profile Path" to empty: Read More »
By halfgaar, 1 year ago, on March 10, 2021, at 20:03 | Comments closed

Icinga 2 dependencies, downtimes and host/service unreachability

There are a few gotchas you have to be aware of when working with Icinga 2 dependencies and downtimes. Read More »
By Rowan Rodrik, 2 years ago, on May 05, 2020, at 18:05 | Comments closed

Speed up xsltproc xhml – install DTDs

I keep forgetting which package to install in Ubuntu to get the DTDs for html, to stop xsltproc from hanging forever. So, for posterity: w3c-sgml-lib. I think it was w3c-dtd-xhtml in Ubuntu 16 and older. Read More »
By halfgaar, 3 years ago, on July 27, 2019, at 12:07 | Comments closed

Setting up a Zimbra authenticated proxy

On March 18th, Synacor posted about a critical Zimbra security vulnerability (CVE 2019 9670), which was quick to be exploited in the wild, and subsequently evolved to be harder to erradicate. Read More »
By halfgaar, 3 years ago, on June 11, 2019, at 20:06 | Comments closed

Programming my friend’s remote

I built a sound system for a friend, and programmed Philips RC5 remote control into the microcontroller. I recently ordered this remote: Read More »
By halfgaar, 3 years ago, on March 06, 2019, at 22:03 | Comments closed

Git and Tig config base

Here's just a quick .gitconfig: [core] commentchar = % [tig "color"] date = cyan black bold diff-header = cyan black [tig] ignore-case = yes Read More »
By halfgaar, 3 years ago, on December 05, 2018, at 10:12 | Comments closed

Attempt to repair short on motherbord

At work, we had a small embedded PC that had a short in the mainboard. I attempted a fix, mostly for educational purposes. It wasn't successful, but I wanted to post the method and result anyway. The method I used is elaborately explained on Youtube, so go hunt there for more details. Read More »
By halfgaar, 4 years ago, on October 27, 2018, at 13:10 | Comments closed

Garbled screen in tmux on Ubuntu 18.04 in Konsole

There is a bug in Konsole with tmux: lines often aren't cleared properly. To fix, put this in tmux.conf: Read More »
By halfgaar, 4 years ago, on June 15, 2018, at 15:06 | Comments closed

Nginx maintenance page

Just some example code for an nginx maintenance page: server { listen 80; listen 443 ssl; server_name www.example.com; Read More »
By halfgaar, 4 years ago, on June 04, 2018, at 15:06 | Comments closed