January 2021
Intermediate to advanced
398 pages
11h 27m
German
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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.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.
BKurzeinführung Dekoratoren
In diesem Anhang möchte ich mit Dekoratoren noch ein Thema einführen, das elegante Lösungen von Querschnittsfunktionalitäten ermöglicht. Dekoratoren sind beispielsweise für Parameterprüfungen nützlich und werden insbesondere bei den fortgeschrittenen Rekursionsthemen verwendet.
Dekoratoren erlauben es, bestehender Funktionalität transparent, also ohne Erweiterungen in der Implementierung einer Funktion selbst, etwas hinzuzufügen. Obwohl das Schreiben von Dekoratoren recht einfach ist, gibt es ein paar Besonderheiten zu beachten. Schauen wir uns dies bei der Prüfung von Parametern für Funktionen ein wenig genauer an.
Argumentprüfung durch Dekorator
Zuvor haben wir verschiedene Argumentprüfungen vorgenommen, etwa um ...
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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.