USB-PD and GaNUSB-PD and GaN
A recent development is cheap Gallium Nitride based power supplies that provide better efficiency in a smaller space than other technologies. Kogan recently had a special on such devices so[...]
Author: etbe
Thinkpad X1 Carbon Gen5Thinkpad X1 Carbon Gen5
Gen1 Since February 2018 I have been using a Thinkpad X1 Carbon Gen1 [1] as my main laptop. Generally I’ve been very happy with it, it’s small and light, has[...]
Links November 2022Links November 2022
Here’s the US Senate Statement of Frances Haugen who used to work for Facebook countering misinformation and espionage [1]. She believes that Facebook is capable of dealing with the online[...]
Links September 2022Links September 2022
Tony Kern wrote an insightful document about the crash of a B-52 at Fairchild air base in 1994 as a case study of failed leadership [1]. Cory Doctorow wrote an[...]
Storing Local SecretsStoring Local Secrets
In the operation of a normal Linux system there are many secrets stored on behalf of a user. Wifi passwords, passwords from web sites, etc. Ideally you want them to[...]
Links Aug 2022Links Aug 2022
Armor is an interesting technology from Manchester University for stopping rowhammer attacks on DRAM [1]. Unfortunately “armor” is a term used for DRAM that looks fancy for ricers so finding[...]
TSIG Error From SSSDTSIG Error From SSSD
A common error when using the sssd daemon to authenticate via Active Directory on Linux seems to be: sssd[$PID]: ; TSIG error with server: tsig verify failure This is from[...]
Links July 2022Links July 2022
Darren Hayes wrote an interesting article about his battle with depression and his journey to accepting being gay [1]. Savage Garden had some great songs, Affirmation is relevant to this[...]
Workstations With ECC RAMWorkstations With ECC RAM
The last new PC I bought was a Dell PowerEdge T110II in 2013. That model had been out for a while and I got it for under $2000. Since then[...]
DDC as a KVM SwitchDDC as a KVM Switch
With the recent resurgence in Covid19 I’ve been working from home a lot and using both my work laptop and personal PC on the same monitor. HDMI KVM switches start[...]