Conky for Ubuntu

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Conky is a Linux system monitor tool using X Windows. Conky is highly configurable and is able to monitor many system variables including the status of the CPU, memory, swap space, disk storage, temperatures, processes, network interfaces, battery power, system messages, e-mail in-boxes, Linux updates, runs many popular music players, and much more.

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HowTo: Using Xephyr to Create a New Display in a Window

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You might want to run one X Window System desktop environment on your local computer while accessing second computer, including its own desktop environment, using the first computer’s screen and keyboard. This is known as "X nesting". Open-source clients such as Xnest and Xephyr support X nesting.

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HowTo: Linux Maintenance and Filesystem Hygiene

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This article reviews the kinds of maintenance activities required by Ubuntu / Debian / Raspberry Pi Linux distributions to keep them running as they should. It covers topics like OS and applications updates, disk / filesystems integrity, and cleaning up filesystem clutter.

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Network Backups via Rsync and Rsnapshot

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Using a external hard drive, and rsync / rsnapshot as a remote filesystem backup utility, I create scheduled incremental backups of my Linux & Windows file systems. This light-weight and efficient scheme allows me to create increment backups every 4 hours and keep backups up to three months.

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IPython Notebook in Virtualenv

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I need the latest (and still not supported on Ubuntu 13.04) version of IPython so I could create IPython Notebook blog pages. I explain how to get this up and running.

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Building My Linux Box...The Implementation

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In this posting, I show how I implemented my plans to build my custom made Linux system. I review where I deviated from my plans, and give some of the details on software configuration.

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GNU Radio and Gqrx SDR Receiver

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GNU Radio is a free, open-source software development toolkit that provides signal processing blocks to implement software defined radios. It can be used with external RF hardware to create software-defined radios, or without hardware in a simulation-like environment.

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