The ZilogZ80 CPU is an 8-bit based microprocessor. It was introduced by Zilog in 1976 as the startup company's first product. The Z80 was conceived by Federico Faggin in late 1974. The Z80 was software compatible (!) with the Intel 8080 machine language. It added several extensions and was the heart of the ZX Spectrum.

Read More

We moved gioorgi.com to WebFaction on 15 Jul 2011. WebFaction served us well but with somewhat suboptimal performance. Uptime was never very good, and perfromance suffered from a very slow servers. We have plenty of disk space but little ram (512Mb) to play with.

Read More

For a complete description see https://www.codeproject.com/Articles/33052/Visual-Representation-of-SQL-Joins

The Sqlite Oracle Compatibility Functions is an experimental compatibility layer for SQLite vs Oracle, written in Python 3.

Read More

A very useful friend to make a elisp function starting from your….last command

Read More

UPDATED and BUGFIXED!

MicroPython Repl command line is very nice, because you can telnet to the chip and read-and-evaluate python code. It is a great way of learning embedded IoT. The bad thing you cannot copy file while it is running, so experimenting get bad.

Read More

Because some friend of mine did not know about RUP, and deal with waterfall process, I decided to make a small recall for all poor young Project Manager dealing with bad developers, bad consultants and so on, out of there,

Read More

After a summer sale rush I got a 27’’ Philips monitor for less than 170 €, preferring it to the 24''

Read More