July 2012

Excellent news. This may come handy. In our data center we have a few servers for just two applications. These applications are just run for 2 or 3 days a month and then the rest of the time all servers in rack just sit idle. It is a waste of servers, time, energy and resources. This is a good use-cases for on-demand high I/O server(s), where I need low-latency and are an exceptionally good host for NoSQL databases such as MongoDB.

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Ever want to list all the Linux commands (including bash shell aliases and functions) you could run on the server / workstation? Look now further. Try compgen command.

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You can display man pages in colors. Similarly, you can display info pages in colors. The info command is used under Linux or Unix to read multipage documentation and act as help viewer working on a command line interface, useful when there is no GUI available on the server. The info command processes info files. All info files are are in Texinfo format. You get the documentation tree. pinfo is a little known tool that can display info pages in colors.

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Compiz is an OpenGL compositing windows manager for the X Window system. It use 3D graphics hardware to create desktop effects such as a rotating desktop cubes, a minimization animation and many other effects are created using plugins. In this post I will explain how to install compiz on Debian Linux 6 with NVIDIA GPU. However, instructions should also work on Debian lenny and Intel 3000 or latest Intel 4000 video cards.

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Mozilla has released Firefox version 14. Early last month, Mozilla had released Firefox 13. Firefox 14 has new features that make browsing more secure and Web applications like games more powerful.

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The NVIDIA Linux proprietary unified drivers supports various features such as 3d rendering, opengl and much more. This post covers installing and configuring NVIDIA’s proprietary graphic card driver for Debian Linux 6 amd64.

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