For years I thought my Zabbix was using TimescaleDB. A failed upgrade revealed the truth: 391 million records in plain PostgreSQL with no optimization. My queries were 7,500x slower than they should have been. Sometimes the best discoveries come from fixing what's broken.
An IT professional discovers the invisible world of radio signals through SDR, transforming a simple RTL-SDR dongle experiment into a fascinating journey of intercepting aircraft data and witnessing impossible long-distance communications.
New research from Apple reveals that even the most advanced "reasoning" AI models like o1 and Claude aren't actually reasoning at all - they're just sophisticated pattern matchers that completely collapse when faced with novel complexity, even reducing their thinking effort when problems get harder.
The CA/Browser Forum just approved shrinking TLS certificates to 47 days by 2029. We'll soon pay the same price for commercial certs that expire faster than a DHCP lease. Time to embrace automation - those 'annoying' 90-day Let's Encrypt certificates suddenly look like visionaries.
Upgrading Frigate NVR with a Google Coral TPU delivered 4× faster detection, 10× lower CPU usage, and reduced power by 50W. This essential homelab upgrade pays for itself in under 10 months while dramatically improving performance.
Discover the frustrating paradox of WiFi VLANs on Cisco switches: they won't work until clients connect, but clients can't connect until they work. Learn practical workarounds for this "chicken and egg" problem affecting your wireless networks.
Transform your homelab with a custom validated domain using Nginx Proxy Manager, Cloudflare, and wildcard SSL. Access services through clean, secure URLs instead of IP addresses and ports.
Discover how I diagnosed mysterious VM failures in my homelab by accessing my LSI RAID controller, identified cascading disk failures across multiple volumes, and developed a monitoring script to prevent future storage catastrophes.
Overcoming the challenges of accessing remote console on legacy Supermicro servers using OpenWebStart and specific Java versions, plus solving the mysterious "invalid session token" error with a creative BMC reset approach that preserves network connectivity.
Microsoft's OmniParser enables AI to control your computer through simple commands. While promising enhanced accessibility and automation, it raises crucial questions about privacy and the future of human-computer interaction.
Discover how to integrate Ghost CMS with IndexNow - a protocol that lets you instantly notify search engines about your new content. A 5-minute setup that can significantly speed up your content's path to search visibility.
Like many curious webmasters, I recently found myself deep in the rabbit hole of website analytics. It all started when I was poking around my Matomo dashboard, admiring (or lamenting) my website stats, when a thought struck me: How the heck do I know what Bing searches bring users to
server
Following up on my previous post about updating the BIOS on my HPE DL380 Gen9 server, I found myself revisiting this topic. My backup server recently got promoted to handle our lab/staging environment, which means it needs to be in top shape with all the latest security patches and
With recent changes in Zigbee2MQTT, many users of the TS0044 4-button scene switch have found that their existing automations and blueprints have stopped working. This article explains the changes and provides guidance on how to migrate your automations to the new system. What is TS0044 button I described in detail
homeassistant
For years, I was content with my old Zigbee thermostats. They worked well, but after 3.5 years, about half of them required additional zip ties to keep the fragile battery covers from falling off. Plus, with their two-battery setup and inconsistent contacts, they drained power way too fast. Why
ai
"Hey, what if we made superintelligent AI without needing a data center the size of a small country?" * Probably someone at DeepSeek during a coffee break So there I was, reading about the latest AI models that need enough GPU power to light up Las Vegas, when DeepSeek
openvpn
Let me tell you a tale of network migration, troubleshooting, and the surprising revelation that sometimes the simplest solutions hide behind misleading names. The Setup Picture this: I was migrating from a battle-tested NetBSD router running PF and OpenVPN to a shiny new OPNsense installation. The network layout was fairly
cisco
I've just installed a new SIEM based on Graylog 6.0 to collect all my logs from my home network. Both my APs and TrueNAS send logs over UDP just fine. After adding my switch - Cisco Catalyst 3750-X - I noticed that the logs were being collected
Alexa
It was something that drove me crazy for a very long time. A long time ago, when there was no Amazon in Poland and Amazon was giving away free stuff like e-books or games, you had to have a US address to get it. Even if it was completely digital.
homeassistant
UPDATE: How to regain control of this switch (and others) after update to Zigbee2Mqtt 2.0 The problem I had was that over the years I had changed a lot of things to smart things in such a way that they could not be controlled directly. These include wall lights
homeassistant
I recently have bought this little knob below. 13.28€ 10% de réduction|Zigbee Commutateur de bouton intelligent sans fil pour la maison intelligente, contrôleur de bouton de commutation à distance, fonctionne avec Zigéquation Gateway, Smart Life Andrea | AliExpressAchetez malin, vivez mieux! Aliexpress.comaliexpress.com It comes with battery already
homeassistant
Spring is here, so of course I had to do some tidying up and tending to my lawn. After mowing, scarifying, aerating, reseeding where holes had appeared and fertilising, the only thing left to do was to keep the lawn well watered. The grass I sowed was Wimbledon. The optimum
ghost
This is cross-post from my blog in polish devoted to NetBSD I run several blogs. All under NetBSD as the OS, and Ghost CMS. This type of stack is not officially supported, but since we have nodejs in pkgsrc along with npm and yarn, why shouldn't it work
matomo
I self host matomo server instead of Google Analytics. Suddenly some time ago I lost ability to log in, because my 2FA codes stopped working. In my great wisdom I also didn't save any recovery codes.. So here it is how to recover from this situation, and what