Jan 25 2017

Remove / Uninstall packages marked ‘rc’ on Debian / Ubuntu.

While checking the status of packages using dpkg, it is possible to see a ‘rc’ state for some unused packages, this corresponds to:
r: the package was marked for removal
c: the configuration files are currently present in the system

In other words: the package is not completely removed (config files are still present), but not installed anymore (and obviously not used).
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Oct 28 2012

Update Linux Kernel to version 3.5 From PPA On Ubuntu 12.04.

The stable version of Linux Kernel 3.5 has been released and comes with many new features and bug fixes.

This kernel has known improvements in support for devices and file systems (ext4).

Here are some other new features:

  • FireWire Target Disk Mode Support.
  • EXT4 supports now CRC32 Meta-Data.
  • Improved support for graphics cards especially nVidia and AMD GPUs.

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Oct 14 2012

USB device over IP Network in Ubuntu: USBIP.

The USB/IP Project aims to develop a general USB device sharing system over IP network.
To share USB devices between computers with their full functionality, USB/IP encapsulates “USB I/O messages” into TCP/IP payloads and transmits them between computers.

Original USB device drivers and applications can be also used for remote USB devices without any modification of them.
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Oct 3 2012

Ubuntu Lighttpd + PHP quick installation.

Lighttpd (pronounced “lighty”) is an open-source WebServer optimized for speed-critical environments than common products while remaining standards-compliant, secure and flexible.
It was originally written by Jan Kneschke as a proof-of-concept of the c10k problem (how to handle 10,000 connections in parallel on one server) and has gained worldwide popularity.

The low memory footprint (compared to other web servers), small CPU load and speed optimizations make lighttpd suitable for servers that are suffering load problems, or for serving static media separately from dynamic content.
Lighttpd is free software/open source, and is distributed under the BSD license.
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Sep 26 2012

Install Ubiquiti mFI via APT on Ubuntu Precise Pangolin (12.04).

The new mFi is a full-featured platform consisting of a family of hardware devices that combine environmental reporting and remote machine control and configuration across a unified IP Network with an intuitive, powerful and customizable software interface.

This suite can quite easily installed via APT (under Ubuntu Precise Pangolin in this article).
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