TechOverflow blog

How to move files from deep subdirectory structure to toplevel directory on Linux

Categories: Linux

Uli Köhler

2021-12-26 0 min read

How to remove all .thumb files on the command line

Categories: Linux

Uli Köhler

2021-12-26 0 min read

How to optimize all JPG/JPEG files in a directory using jpegoptim

Categories: Linux

Uli Köhler

2021-12-26 0 min read

How to use screen sessions in linux?

Categories: Linux

Joshua Simon

2021-12-24 0 min read

How I encode speech files using Opus

Categories: Linux

Uli Köhler

2021-12-22 0 min read

FreeRTOS task queue minimal example

Categories: C/C++, Embedded, FreeRTOS, PlatformIO

Uli Köhler

2021-12-19 1 min read

ESPAsyncWebserver handler example with String query argument

Categories: ESP8266/ESP32, Networking

Uli Köhler

2021-12-19 0 min read

How to insert "null" value in ArduinoJSON

Categories: Arduino, Embedded

Uli Köhler

2021-12-19 0 min read

How to fix error: invalid conversion from 'int' to 'esp_mqtt_event_id_t' on the ESP8266 or ESP32

Categories: Arduino, Embedded, ESP8266/ESP32, MQTT, Networking, PlatformIO

Uli Köhler

2021-12-17 0 min read

How should the Ethernet RMII clock look on the Oscilloscope?

Categories: Electronics, Networking

Uli Köhler

2021-12-17 0 min read