March 2025
Intermediate to advanced
612 pages
21h 8m
French
Content preview from Conception de systèmes sur AWS
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Chapitre 15. Conception d'un robot d'exploration et d'un moteur de recherche
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Tu as prévu une réunion avec tes proches pendant les fêtes de fin d'année. Tu aimes cuisiner et tu as décidé de faire toute la cuisine toi-même, mais tu n'as pas les recettes des plats que tu souhaites préparer. Quelle est la meilleure solution possible ? Tu pourrais demander à tes amis s'ils ont les recettes ou aller chercher dans des livres de cuisine, mais une solution simple mais efficace consiste à utiliser la recherche Google. Google parcourt l'Internet et trouve les meilleurs résultats sur la façon de préparer un plat spécifique. Comment Google fait-il pour parcourir une mer d'informations aussi vaste et trouver la réponse parfaite ? Dans ce chapitre, nous allons essayer de le découvrir en nous penchant sur l'architecture de ces systèmes de recherche.
À un niveau élevé, l'ensemble du système se compose de deux sous-systèmes : un robot d'exploration et un moteur de recherche, comme le montre la figure 15-1. Un robot d' exploration est essentiellement un logiciel chargé d'explorer le contenu du Web. Le contenu d'Internet croît de façon exponentielle, et les robots d'indexation doivent régulièrement explorer le contenu pour maintenir les résultats les plus à jour. Le moteur de recherche se trouve à l'adresse au-dessus du contenu accumulé par les robots d'exploration et ...
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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.