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Ksplice applies kernel patches on-the-fly - no reboot required — in a fraction of a second. Here's a hands-on guide to performing painless system updates. Learn how to patch a live kernel and give reboots the boot.

Amaze your friends with cool vi tips and tricks that will improve the efficiency of your file editing. This article takes you through ten of the less well-known vi commands that should form part of any serious vi user's toolkit.

Learn how to download and install a Ubuntu image and then go through some basic shell commands to help you navigate through the Linux environment. This is part 1 of a 4 part demo series to show you how to implement a solution stack (Rational Application Developer, WebSphere Application Server, and DB2 Express-C) on Ubuntu Linux, as well as how to integrate them in a Java application.

The GNU Image Manipulation Program (GIMP) is a robust application for editing and manipulating digital images. In this article, you will learn how to get started with the GIMP code, how to build the project from the Git repositories, and how to find your way around the code tree. And you will build an example application that creates a whole new painting tool for the program.

Cloud computing and Infrastructure as a Service (IaaS) are well documented, but what's often not discussed is how to get a running application into a cloud computing environment. Discover how to move an application into the cloud and take advantages of the features this setup has to offer.

The days of cowboy coding are long gone at most organizations, replaced by a renewed interest in generating quality software. Continuous integration (CI) testing is a vital component in the practice of agile programming techniques that lead to high-quality software. Learn the theory and practice of CI testing by exploring Buildbot, an open source CI system written in Python.

Learn advanced setup that uses multiple nodes for parallel processing. It demonstrates the various node types required for multinode clusters and explores MapReduce functionality in a parallel environment. This article also digs into the management aspects of Hadoop—both command line and Web based.

Learn the correct location for files under the Filesystem Hierarchy Standard (FHS) on a Linux system and learn how to find important files and commands. You can use the material to explore file organization and management.

Modern UNIX systems provide a number of different tools to capture the text-oriented interaction between a user and a specific program and to capture graphical screens and single windows. This article focuses on different ways to keep a record of the interaction between a user and a command-line application.

A videotutorial about modeling a bridge using Blender

learn how to make a sound effect this is a video tutorial

Booting servers from storage area networks with multiple paths can provide significant benefits for the complex, modern data center environment. This article walks you through setting up a SAN-boot Linux system on the IBM System Storage DS8000 with the multipath function supported by the Device-Mapper MultiPath (DMMP) feature.

Learn how to create and manage hard and symbolic links to files on your Linux system. Explore the differences between hard and soft, or symbolic, links and the best ways to link to files, as opposed to copying files.

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.

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 ways to monitor and manage Hadoop using its core Web interfaces.

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