Clarence's Wicked Mind

After recent update (20180502) of openSUSE Tumbleweed, my machine failed to boot.  A quick check in the dracut emergency shell seems to indi...

If you tried to compile any SSL example (e.g. WiFiSSLClient) that comes with Ameba Arduino, you will probably get an error saying "RTL8...

For reference, here is the negotiation traffic captured when connecting to a Sony SRS-XB30 bluetooth speaker . localhost:~> sudo hcidu...

The glibc on Tumbleweed was broken since the March 2018 release.  Any call to resolve IPv4 will cause core dump.  Seems to be hitting an ARM...

Found this interesting post on generating noise using Linux command line.  Great way to burn-in headphone? play -n synth brownnoise synth...

Try to run Monero miner with OpenCL on my old Linux rig.  The xmr-stak  supports the official AMD APP SDK.  But since I only have access to ...

According to the DTS , the GPIO pins for the four user LEDS are pin 21-24 under gpioc1. So, to turn them on: sudo gpioctl -f /dev/gpioc1...

Testing out arm64 with openSUSE Tumbleweed on Odroid C2.  The installation is pretty simple.  Follow the steps  to prepare the micro-sd card...

By default, only root can access the FIDO U2F device on Linux.  To change this: Insert the U2F device.  Note the device number and execu...

Assuming you already have an application deployed to Google App Engine with a custom domain. Now you want to add https with certificates gen...