solrac
-
Consejos para usar variables ambientales y SSH
Nos mandan unos consejos para uso de variables ambientales y SSH en Unix: You don’t have to break into a Watergate office to uncover the secrets of UNIX power users. There’s an informant, and he’s spilling the beans. Learn why Environment Variables, the dot file, and the Secure Shell (SSH) are very important. Continue reading
-
Proceso distribuido de información con Hadoop
Nos mandan un artículo que trata sobre Hadoop (un framework para cómputo distribuido): This article explores the Hadoop framework, including its fundamental elements, such as the Hadoop file system (HDFS), and node types that are commonly used. Learn how to install and configure a single-node Hadoop cluster, and delve into the MapReduce application. Finally, discover… Continue reading
-
YUM y RPM para principiantes
Nos mandan un artículo sobre como usar las utilerías de control de paquetes YUM y RPM: Learn how to install, upgrade and manage packages on your Linux system. This article focuses on the Red Hat Package Manager (RPM) developed by Red Hat, as well as the Yellowdog Updater Modified (YUM). Explore the best ways to… Continue reading
-
Ceph: Sistema de archivos distribuido con capacidades de petabyte
Nos mandan un artículo sobre Ceph que es un sistema de almacenamiento distribuido con capacidades muy grandes de almacenamiento: A recent addition to Linux’s impressive selection of file systems is Ceph, a distributed file system that incorporates replication and fault tolerance while maintaining POSIX compatibility. Explore the architecture of Ceph and learn how it provides… Continue reading
-
Desarrollando aplicaciones con HTML 5
Nos mandan un artículo de como desarrollar aplicaciones usando HTML 5: This article coveres some of the new HTML 5 capabilities of modern browsers including powerful HTML 5 features such as multi-threading, geolocation, embedded databases, and embedded video. Learn how to use them in your applications. Continue reading
-
Un API para virtualización en Linux: libvirt
Nos manda la gente de IBM un artículo sobre libvirt, que es una librería de virtualización para Linux: The libvirt library is a Linux API over the virtualization capabilities of Linux that supports a variety of hypervisors, including Xen and KVM, as well as QEMU and some virtualization products for other operating systems. This article… Continue reading
-
Consejos y trucos para el uso de Emacs
Nos mandan una serie de ligas con algunos consejos y trucos para el uso de Emacs, que como escuche alguna vez: “Es el único ambiente operativo para programador que lo único que necesita es un buen editor de texto” … 😛 Master the rich features of the Emacs editor. It’s unlike any other program you’re… Continue reading
-
Unix cumple 40 años…¿Por qué sigue prosperando?
Nos manda la gente de IBM un breve recuento de la historia de Unix, con algo de tendencia hacia AIX (¿Por qué sera?)… The systems world will shortly be celebrating a major anniversary milestone. UNIX is turning 40 years old! Most of us know the story of how UNIX was born, but what about why?… Continue reading
-
Guía de seguridad para PostgreSQL
Nos mandan una guía de consejos sobre seguridad en PostgreSQL: Database security is the single biggest concern with today’s Web-based applications. Without control, you risk exposing sensitive information about your company or, worse yet, your valuable customers. In this article, learn about security measures you can take to protect your PostgreSQL database. Be sure to… Continue reading
-
File Systems de nueva generación en Linux
Nos mandan un artículo sobre dos file systems conocidos como “NiLFS(2)” y “exofs”: Linux continues to innovate in the area of file systems. It supports the largest variety of file systems of any operating system. It also provides cutting-edge file system technology. Two new file systems that are making their way into Linux include the… Continue reading