September 2024
Intermediate to advanced
552 pages
16h 34m
Spanish
Content preview from Aprender Java, 6ª Edición
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Capítulo 2. Una primera aplicación
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Antes de que se sumerja de lleno en nuestra discusión sobre el lenguaje Java, vamos a mojarnos los pies con algo de código de trabajo y a chapotear un poco. En este capítulo, crearemos una pequeña y simpática aplicación que ilustrará muchos de los conceptos utilizados a lo largo del libro. Aprovecharemos esta oportunidad para presentar las características generales del lenguaje Java y de las aplicaciones.
Este capítulo también sirve como breve introducción a los aspectos orientados a objetos y multihilo de Java. Si estos conceptos son nuevos para ti, esperamos que encontrarlos aquí en Java por primera vez sea una experiencia sencilla y agradable. Si has trabajado con otro entorno de programación orientado a objetos o multihilo, apreciarás especialmente la sencillez y elegancia de Java. Este capítulo sólo pretende darte una visión general del lenguaje Java y una idea de cómo se utiliza. Si tienes problemas con alguno de los conceptos introducidos aquí, ten por seguro que se tratarán con más detalle más adelante en el libro.
Nunca insistiremos lo suficiente en la importancia de la experimentación a medida que aprendes nuevos conceptos aquí y a lo largo del libro. No te limites a leer los ejemplos: ejecútalos. Siempre que podamos, te mostraremos cómo utilizar jshell (más información al respecto en "Probando Java") para probar cosas ...
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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.