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Raspberry Pi locks down Pi 5 RAM upgrades in firmwareRaspberry Pi added a feature in their firmware that restricts users from swapping RAM chips, sometimes even RAM chips of the same capacity from other Raspberry Pi boards. Apparently there were people …
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NTP, an atomic clock, and having a great time at the world's largest VCFI'm back from VCF Midwest 21, arguably the largest vintage computer festival on the planet. After being blown away last year, I decided to get a table of my own this year, to demonstrate NTP Time on a…
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selfh.st/apps Now Features SSO and Trending FiltersThe directory's most requested features have (finally) arrived
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OpenNMC is an open replacement for expensive APC management cardsUPSes are typically the most boring part of your homelab, but they're important. One of their main jobs is to give servers time to shut down safely if the power goes out. Another job is to condition y…
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Rebuilding a 1995 GPS Time Server so I don't get Telstra'dIn June I purchased this TrueTime XL-AK time server, so I could learn more of the history of GPS-based time. I received it on June 22, and just 16 days later a similar GPS time server took down Austra…
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Self-Host Weekly (4 September 2026)Is "responsible use of generative AI" in the room with us right now?
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Before NTP there were Time and DaytimeIn building an NTP time demo on old Macs for VCF Midwest, I came across RFC 867 and RFC 868, for the 'Daytime' and 'Time' Protocols, respectively. My first exposure to any form of network time was whe…
Snapshot22 September 2026
ModePortable HTML
BackendNone required
DataFrozen at export