January 2023
Intermediate to advanced
750 pages
23h 32m
German
Content preview from Java von Kopf bis Fuß, 3rd EditionBecome an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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.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.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.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.
16 Serialisierung und Datei-I/O
Objekte (und Text) speichern
Objekte lassen sich flach drücken und wieder aufblasen. Objekte besitzen Zustand und Verhalten. Das Verhalten lebt in der Klasse, während sich der Zustand in den einzelnen Objekten befindet. Was passiert aber, wenn es Zeit ist, den Zustand eines Objekts zu speichern? Wenn Sie ein Spiel schreiben, benötigen Sie eine Möglichkeit, den Spielstand zu sichern und wiederherzustellen. Wenn Sie eine App für die Erstellung von Diagrammen programmieren, müssen Sie die Datei irgendwie speichern und wieder öffnen können. Soll Ihr Programm Zustände speichern, können Sie das entweder auf die harte ...
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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.