Whether you're tracking down a segmentation fault in a C program or understanding why a daemon fails silently, mastering tools like GDB (GNU Debugger) and strace can dramatically improve your ...

After flashing the firmware to the ESP8266 board, the GDB server can be reached on TCP port 2022 and UDP 2023, with a serial port available via TCP/23, UDP2323, or via the physical TX0/RX0 pins on ...