Tag Archives: unix

Ubuntu 20 LTS failed me (only for servers install…:)

Posted on September 20, 2021 by Giovanni Giorgi
On 2023 Ubuntu 18 LTS support will end, so I started to evaluate the next LTS release, Ubuntu 20.
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Bash TCP conection feature

Posted on January 7, 2021 by Giovanni Giorgi
Bash support tcp connection out of the box :)   So you can write something like #!/bin/bash webhost="gioorgi.com" exec 5<>/dev/tcp/$webhost/80 echo -e "GET / HTTP/1.1\r\nHost: $webhost\r\nContent-Length: 0\r\n\r" >&5 # get reply: HTTP/1.1 301 Moved Permanently^M cat <&5  
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Evolution of Service Architecture

Posted on February 28, 2018 by Giovanni Giorgi
Assembly: the only way In principle there was only one: assembly machine language. Hardware and software engineer was a one-role. The guy who was able to project a chip, was the one who was able to program it. Then Fortan … Continue reading →
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dos2unix for poor basic unix

Posted on October 29, 2015 by Giovanni Giorgi
Do you have cygwin base install right? So no dos2unix…you can convert a windows file to unix format with a small tr command like tr -d '\15\32' < winfile.txt > unixfile.txt I prefer the awk way of life: [bash] awk … Continue reading →
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RaspberryPi 2 Model B SD Life Extender

Posted on July 11, 2015 by Giovanni Giorgi
“The most dangerous phrase in the language is, We’ve always done it this way” – Grace Hopper I am a very happy owner of a RaspberryPi Model B 2, a quad core ARMv7  computation unit for a price between 45 … Continue reading →
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Debian perfect work environment

Posted on September 29, 2014 by Giovanni Giorgi
Working in a big company, my work laptop came with MS-Windows7 Enterprise installed. But as you imagine, Unix is my preferred desktop environment. So let’s how to configure a perfect Debian Linux for a old wolf consultant like me. You … Continue reading →
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Bash secret powers

Posted on May 15, 2014 by Giovanni Giorgi
Bash scripting has evolved a lot in the last ten years. I get used to relay on bash for all normal “data domination” tasks (like file system refactorings, database extraction and reporting and so on) and switching to python/ruby/perl when … Continue reading →
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