Digitally sign drivers in Ubuntu 17

I cane across the solution when installing Virtual box on Ubuntu but got the old modprobe: ERROR: could not insert ‘vboxdrv’: Required key not available I was having the same issue with my r8152 drivers for my Lenovo Thunderbolt 3 dock This(https://forums.lenovo.com/t5/Linux-Discussion/X1-5th-and-Thundebolt3-dockstation-no-ethernet-with-Debian/td-p/3730394) article got me 90% of the way to a solution but I wasn’t […]

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ESP8266 Watchdog

When developing on an ESP8266 I came across the issue of the WDT not being triggered by my code and subsequently getting reset by the hardware WDT. Here is one of the few useful resources I found on the topic – https://techtutorialsx.com/2017/01/21/esp8266-watchdog-functions/ Essentially it’s as simple as adding ESP.wdtFeed(); to your loop to reset the […]

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Remotely tank a linux server

No questions asked reboot. Danger Will Robinson, will most likely break many things! echo 1 > /proc/sys/kernel/sysrq echo b > /proc/sysrq-trigger   Original article – https://major.io/2009/01/29/linux-emergency-reboot-or-shutdown-with-magic-commands/

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