September 2018
Intermediate to advanced
410 pages
12h 43m
German
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8Methoden
Dieses Kapitel konzentriert sich auf verschiedene Aspekte des Methodenentwurfs. Sie erfahren, wie man Parameter und Rückgabewerte behandelt, Methodensignaturen entwirft und Methoden dokumentiert. Ein Großteil dieses Kapitels ist den Konstruktoren und Methoden gewidmet. Wie in Kapitel 4 liegt auch hier der Schwerpunkt auf Benutzerfreundlichkeit, Robustheit und Flexibilität.
8.1Thema 49: Prüfen Sie Parameter auf Gültigkeit
Die meisten Methoden und Konstruktoren schränken die Werte ein, die ihren Parametern zugewiesen werden können. So ist es zum Beispiel nicht ungewöhnlich, dass Indexwerte nicht negativ sein dürfen und Objektreferenzen nicht null. Sie sollten alle diese Einschränkungen eindeutig dokumentieren und am Anfang des Methodenrumpfs ...
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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.