November 2024
Intermediate to advanced
638 pages
16h 24m
French
Content preview from Livre de cuisine Java, 4e édition
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Chapitre 8. Techniques orientées objet
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8.0 Introduction
Java est un langage orienté objet (OO) dans la tradition de Simula-67, SmallTalk et C++. Il emprunte la syntaxe de C++ et les idées de SmallTalk. L'API Java a été conçue et construite sur le modèle OO. Les modèles de conception (voir le livre du même nom), tels que Factory et Delegate, sont utilisés partout ; une compréhension de ces modèles t'aidera à mieux comprendre l'utilisation de l'API et à améliorer la conception de tes propres classes.
Conseils ou mantras
Il y a un grand nombre de petits conseils que je pourrais te donner. Quelques thèmes récurrents apparaissent lorsqu'on apprend les bases de Java, et je suggère de les passer en revue lorsqu'on apprend plus de Java.
Utilise l'API
Je ne le répéterai jamais assez. Beaucoup de choses que tu dois faire ont déjà été faites par les gens qui développent la bibliothèque Java standard (et les bibliothèques tierces), et cela s'accroît à chaque version. Bien connaître l'API est un bon moyen d'éviter le syndrome mortel de la "réinvention d'un pneu crevé", c'est-à-dire la création d'un équivalent de seconde zone d'un produit de première zone qui était à ta disposition depuis le début. En fait, une partie de la mission de ce livre est de t'empêcher de réinventer ce qui existe déjà. Un exemple de cela est l'API Collections de dans java.util, dont ...
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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.