A Debian Linux system, running kernel 5.19 with Linux Unified Key Setup (LUKS) encryption, sometimes fails to boot from the suspend state, with the error message: Gave up waiting for suspend/resume device.… Read the rest.

Another week, another series of tests with film. View of airship hangar from across the road View of airship hangar from car park Historic piece in Farnborough Business Park Regardless of their questionable compositions, these pictures are rather good for being shot on expired film.… Read the rest.

The results of my film development are still hit and miss. Here are samples from yet another roll that was started in 2018 and finished just this month.… Read the rest.

For two-finger scrolling to work consistently in GNOME Wayland, I have to place one finger on the touchpad before the other.… Read the rest.

When setting up Debian Linux (Bullseye) on my Lenovo IdeaCentre K430 computer, I encountered problems related to UEFI. After the installation, the system did not boot and displayed the message Error 1962: No operating system found.… Read the rest.

In Debian Linux, when a network interface is configured to obtain an IP address automatically, the DHCP client utility writes the values received from the server over the content of file /etc/resolv.conf.… Read the rest.

In dial-up Internet days we surmised that a 56K modem transferred data at 56 000 bits per second (or 56 kbps).… Read the rest.

From man gmtime: The gmtime() function converts the calendar time timep to broken-down time representation, expressed in Coordinated Universal Time (UTC).… Read the rest.

For WPS to work on the ESP8266 and using the non-OS SDK, be sure to call wifi_wps_enable() before setting the callback function with wifi_set_wps_cb().… Read the rest.

If esptool is limited to 115200 bps when flashing your firmware to an ESP8266, you can try to increase the bitrate by following the steps below.… Read the rest.