November 2025
Intermediate to advanced
130 pages
3h 20m
Italian
Content preview from Linux su Azure (Italian Edition)
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Capitolo 1. L'importanza del software open source
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In generale, il software viene sviluppato e distribuito in due modi: open source o closed source. Nel modello closed source, gli utenti possono comprare il software o pagarlo con un abbonamento. In entrambi i casi, gli utenti ricevono solo i file eseguibili compilati, cioè i file binari leggibili dal computer che fanno funzionare il software. Il codice sorgente (le istruzioni leggibili dal computer che dicono al computer cosa fare) non viene reso disponibile. Questo approccio è comune nel software commerciale, dove le aziende sono interessate a proteggere la loro proprietà intellettuale mantenendo privato il codice sorgente.
Il software open source (OSS) ha un approccio diverso. Quando un'azienda segue un modello di sviluppo e distribuzione OSS,1 gli utenti ottengono sia i file binari eseguibili che l'accesso al codice sorgente. Questo codice sorgente è pubblico, il che significa che chiunque, anche chi non paga, può esaminarlo, capire come funziona e dare suggerimenti su come migliorarlo. Come vedremo, la condivisione del codice sorgente era in realtà la norma all'inizio: solo in seguito i prodotti commerciali hanno iniziato a limitarne l'accesso. Tuttavia, nell'ultimo decennio circa, si è assistito a una notevole rinascita, con l'OSS che ha assunto un ruolo centrale in molti programmi commerciali. ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.