TechOverflow blog

How I fixed xHCI host controller not responding, assume dead

Categories: Linux

Uli Köhler

2021-09-16 2 min read

How to fix error: cannot find the python "fuse" module; please install it

Categories: Python

Uli Köhler

2021-09-15 0 min read

How to get or set Trinamic TMC stepper motor current in Marlin firmware

Categories: 3D Printing

Uli Köhler

2021-09-14 2 min read

PySerial minimal request-reply example

Categories: 3D Printing, Embedded, Python

Uli Köhler

2021-09-14 0 min read

How to set Raspberry Pi 4 USB-C to host mode

Categories: Raspberry Pi

Uli Köhler

2021-09-14 0 min read

How to backup /etc/letsencrypt to local bup repository

Categories: Linux

Uli Köhler

2021-09-12 1 min read

How to view active calls details on FreePBX

Categories: FreePBX

Uli Köhler

2021-09-11 1 min read

How to view number of active calls on FreePBX

Categories: FreePBX

Uli Köhler

2021-09-11 1 min read

How to replace string in reverse proxy HTTP request using Lua & nginx

Categories: Nginx

Uli Köhler

2021-09-11 1 min read

How to replace HTTP response data in nginx using lua

Categories: Nginx

Uli Köhler

2021-09-11 1 min read