October 2024
Intermediate to advanced
270 pages
8h 13m
Spanish
Content preview from 97 cosas que todo programador Java debe saber
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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.
Capítulo 25. Sigue las normas aburridas
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Adam Bien
Al principio de la era Java, había docenas de servidores de aplicaciones incompatibles en el mercado, y los proveedores de servidores seguían paradigmas completamente distintos. Algunos servidores estaban incluso parcialmente implementados en lenguajes nativos como C++. Entender múltiples servidores era difícil, y portar una aplicación de un servidor a otro era casi imposible.
API como JDBC (introducida con JDK 1.1), JNDI (introducida con JDK 1.3), JMS, JPA o Servlets abstrajeron, simplificaron y unificaron productos ya establecidos. Los EJB y CDI hicieron que los modelos de implementación y programación fueran agnósticos respecto a los proveedores. J2EE, más tarde Java EE y ahora Jakarta EE, y MicroProfile definieron un conjunto mínimo de API que un servidor de aplicaciones tenía que implementar. Con la llegada de J2EE, un desarrollador sólo tenía que conocer un conjunto de API de J2EE para desarrollar e implementar una aplicación.
Aunque los servidores evolucionaron, las API de J2EE y Java EE siguieron siendo compatibles. Nunca tuviste que migrar tu aplicación para ejecutarla en una versión más reciente del servidor de aplicaciones. Incluso la actualización a una versión superior de Java EE fue indolora. Sólo tenías ...
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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.