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 33. Cómo colapsar tu JVM
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Thomas Ronzon
Hay tantas API nuevas, bibliotecas geniales y técnicas imprescindibles que debes conocer, que puede ser difícil mantenerse al día.
Pero, ¿es esto realmente todo lo que necesitas saber como desarrollador Java? ¿Qué pasa con el entorno en el que se ejecuta tu software? ¿No podría ser que un problema aquí pudiera colapsar tu software, y ni siquiera serías capaz de entender o encontrar ese problema porque está fuera del mundo de las bibliotecas y el código? ¿Estás preparado para considerar otra perspectiva?
He aquí un reto: ¡intenta encontrar formas de hacer colapsar tu Máquina Virtual Java! (O, al menos, hacer que su ejecución normal se detenga de forma repentina e inesperada.) Cuantas más formas conozcas, mejor comprenderás tu entorno y apreciarás lo que puede ir mal en un sistema de software en ejecución.
Aquí tienes algunas para empezar:
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Intenta asignar tanta memoria como puedas. La RAM no es infinita: si no se puede asignar más RAM, tu asignación fallará.
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Intenta escribir datos en tu disco duro hasta que esté lleno. Es el mismo problema que con la RAM: aunque es mayor que ésta, el espacio en disco tampoco es infinito.
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Intenta abrir todos los archivos que puedas. ¿Conoces el número máximo de descriptores de archivo ...
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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.