November 2022
Intermediate to advanced
1064 pages
25h 43m
German
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Kapitel 11: Klassen wiederverwenden – Module
Ein großer Vorteil der objektorientierten Programmierung ist die Wiederverwendbarkeit von Klassen. Zum Beispiel die Klasse Geld aus dem letzten Kapitel lässt sich entweder als Basisklasse für verschiedene spezialisierte Klassen oder direkt in einem Skript, das Geld-Objekte verarbeitet, einsetzen.
Damit eine Klasse von anderen Skripten verwendet werden kann, muss sie in einer eigenen Datei als Modul abgespeichert und von den Skripten, die sie benutzen, importiert werden. Von den Problemen, die damit verbunden sind, handelt dieses Kapitel.
Eine Klasse taugt nur dann etwas, wenn man sicher ist, dass sie fehlerfrei ist. Deshalb lernen Sie in diesem Zusammenhang einige praktische Methoden zum Testen von ...
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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.
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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.