Why Python? What makes this the super language of the 21st century? This extract from Programmer's Python: Everything is an Object explains what makes Python pythonic.

The prototype mechanism is a minefield of problems waiting to trap the ambitious JavaScript programmer, especially so when combined with a serious object-oriented approach. We tackle the puzzle of the missing private variables.

Objects seem to emerge as something almost natural, but what advantages are there in making use of them? This is an extract from my book Trick of the Mind which explores what it is to be a programmer.

The name Cray is synonoymous with "Supercomputer". We look at the life and achievements of Seymour Cray, regarded as the father of the supercomputer and a continuing influence on high performance computing systems.

The Pi 5 has SPI but for direct access to its hardware you need to use GPIO 5. This is an extract from the Raspberry Pi 5 IoT In C: Drivers and Gpio5.