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  • RTM/Z80

    calendar Jan 20, 2022 路 1 min read
     en retro-computing  路 z80
     路
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    RTM/Z80 is a multitasking kernel, built for Z80 based computers, written in Z80 assembly language, providing its users with an Application Programming Interface (API) accessible from programs written in the C language and the Z80 assembly language.


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  • Slackware lives!

    calendar Jan 14, 2022 路 1 min read
     en
     路
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    Slackware was my first real distro in 1995 and I am happy it is still alive and kicking. It was a floppy disk based distribution. So you end up filling about 20 disks (!) of 1.44MB to install and boot Linux on your old i386 with 1MB of RAM and 40MB of HardDisk.聽 After some upgrade I finally got a PC with 8MB RAM and 500MB hard disk (and yes, it was a lot of space for that times!).


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  • Piccole pentastellate riflessioni

    calendar Jan 12, 2022 路 2 min read
     it  路 m5s politica
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    C’猫 un bellissimo pezzo di Luca Sofri, che ci fa riflettere sulla mirabolante idea della democrazia diretta, tanto cara al M5S, e della cui zoippicante implementazione sofware noi siamo stati dubbiosi in tempi non sospetti.


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  • 8 Bit computers: 2022 Edition!

    calendar Jan 1, 2022 路 1 min read
     books en retro-computing  路 6502 book c64 retro-computing vic20
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    Due to COVID19 pandemic, I and my family was forced in our home. So I revamped my 8bit computer book, with a new look and a nice search engine.


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  • Log4jShell

    calendar Dec 20, 2021 路 1 min read
     en knowledgebase software
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    Log4jShell vulnerability

    1. Kasperky聽article
    2. https://www.lunasec.io/docs/blog/log4j-zero-day-update-on-cve-2021-45046/ with the following "news":If you have previously used LOG4J_FORMAT_MSG_NO_LOOKUPS to mitigate the log4shell vulnerability, in certain conditions this will not be sufficient to protect your code from RCE. Refer to our mitigation guide for additional steps you can take to remediate the impact of Log4Shell
    3. Apache group released two fix in short delay, after聽 the second fix was found vulnerable to other attacks, a third fix (2.17.0) was released.
     
  • Il problema delle interfacce 猫 che faccia hanno

    calendar Nov 19, 2021 路 2 min read
     it  路 humor ideas
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    Picasso, come architetto sarebbe stato fallimentare, per via delle linee non proprio diritte, ma come pittore spacca. G.Giorgi

    Si fa presto a dire interfaccia.
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  • Semplici animazioni con il Commodore16

    calendar Nov 15, 2021 路 3 min read
     it  路 c64 vic20
     路
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    La cosa che ho sempre apprezzato dei computer Commodore era la loro immediatezza. Grazie ai caratteri grafici impressi sui tasti, era possibile scrivere piccoli e gradevoli programmi聽 con poco sforzo.

    In questo articolo vi mostro come fare delle piccole animazioni , usando il Commodore 16.


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  • Commodore 16: the misundestood, l’incompreso

    calendar Nov 11, 2021 路 2 min read
     it lettere-a-mia-figlia retro-computing  路 c64 vic20
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    Nel 1984, dopo il successo del C/64, la Commodore lanci貌 sul mercato il Plus4 ed il Commdore16, due macchine quasi identiche che si differenziavano per il quantitativo di RAM a bordo e per la dotazione del software in ROM.


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  • Removing sensitive data from your github repo ex-post

    calendar Nov 11, 2021 路 1 min read
     en  路 fix git github security
     路
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    As you know, sometime Internet is a bad place (and not, I am not talking about Facebook :)


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  • 2021 PIHole Stats and hints

    calendar Nov 6, 2021 路 1 min read
     en freedom  路 pihole
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    This year PiHole protected by home, with an average of 15% of blocked DNS access, every day.


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Giovanni Giorgi

Master Solution Architect, father and free spirit.
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    Last updated:2025-05-14 02:00
    Giovanni Giorgi

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