TechOverflow blog

How to fix MikroTik RouterOS v7 SSH port forwarding not working: Connection refused

Categories: MikroTik, Networking

Uli Köhler

2022-09-20 1 min read

How to print fingerprints of all SSH host keys

Categories: Linux

Uli Köhler

2022-09-19 1 min read

TechOverflow: 2000 posts and counting

Categories: TechOverflow

Uli Köhler

2022-09-17 0 min read

How to fix Ubuntu PHP Uncaught Error: Call to undefined function simplexml_load_file()

Categories: Linux

Uli Köhler

2022-09-17 0 min read

How to fix Ubuntu PHP error: Your PHP installation appears to be missing the MySQL extension which is required by WordPress.

Categories: Linux

Uli Köhler

2022-09-17 0 min read

Density of V4A (AISI 316/316L)

Categories: Physics

Uli Köhler

2022-09-13 0 min read

How to install ZeroTier client on Raspberry Pi (Raspbian) in just 20 seconds

Categories: Networking, ZeroTier

Uli Köhler

2022-09-08 0 min read

How to Serial.println() a std::string

Categories: Arduino, C/C++, Embedded

Uli Köhler

2022-09-07 1 min read

How to convert Arduino String to std::string

Categories: Arduino, C/C++

Uli Köhler

2022-09-07 0 min read

Should you use SPIFFS oder LittleFS?

Categories: Embedded, ESP8266/ESP32, PlatformIO

Uli Köhler

2022-09-07 0 min read