June 2016
Intermediate to advanced
498 pages
10h 25m
German
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21Binärdaten und Codierungen
In Python muss man sich im Normalfall nicht mit dem Aufbau einer Datenstruktur im Rechner auseinandersetzen. Wenn man z.B. eine Datei mit Binärdaten einliest, wird dies aber doch nötig. Darin können Zahlen und Text in einer fixen Struktur abgelegt sein. Im Vergleich zu Textdateien ist hier etwas mehr Aufwand beim Einlesen nötig.
Jede CPU-Architektur ist frei in der Interpretation des Inhalts des Speichers. Welchem Bit eines Speicherbereichs die Bedeutung des höchsten und des niedrigsten Bit zukommt, lässt sich auf zwei Arten interpretieren. Je nachdem welche Wertigkeit zuerst (an der kleineren Speicheradresse) steht, werden sie als „Little-Endian“ und „Big-Endian“ bezeichnet29. Die Intel x86- und x86_64-Architektur ...
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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.