February 2026
Intermediate to advanced
256 pages
8h 51m
French
Content preview from Ingénierie des performances web à l'ère de l'IA (French Edition)
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Chapitre 8. Introduction aux scripts tiers
Cet ouvrage a été traduit à l'aide de l'IA. Tes réactions et tes commentaires sont les bienvenus : translation-feedback@oreilly.com
Les scripts tiers, c'est tous les scripts d' s qu'un site web inclut à partir de sources externes, en dehors de son propre code. Alors que le chapitre 7 parlait surtout des coûts liés au JavaScript que tu écris, ces scripts externes posent souvent des défis encore plus gros en matière de performances. Ça inclut à la fois le code que tu écris toi-même et celui généré par des outils d'IA : le code généré par l'IA qui intègre des services tiers hérite toujours des mêmes caractéristiques de performances et des mêmes contraintes que ces dépendances externes.
Les scripts tiers permettent aux développeurs et aux propriétaires de sites d'ajouter rapidement des fonctionnalités ou des services fournis par d'autres, allant de l'analyse et de la publicité aux flux de médias sociaux et aux widgets interactifs. En pratique, ils sont souvent intégrés en référençant une URL de script ou un <iframe> pointant vers un domaine différent. Par exemple, un site marketing peut inclure Google Analytics pour le suivi, un kit de développement logiciel (SDK) Facebook pour les boutons de partage social, un iframe YouTube pour une vidéo intégrée et un widget de chat provenant d'un fournisseur d'assistance à la clientèle ou d'un chatbot d'assistance à la clientèle basé sur l'IA. Ces scripts offrent des fonctionnalités précieuses sans que ...
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