Tag Archives: Debian Wheezy

Back to ALSA in Debian 8.0 (jessie)

Posted on April 30, 2015 by janpenguin

After few times of upgrade and downgrade of distribution lately, the system lost sound. Reinstallation of pulseaudio package didn’t work out. What would I do? Instead troublshooting pulseaudio, I decided to use ALSA. I barely any help from the official … Continue reading →

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An old laptop converted to a mini desktop PC.

Posted on March 26, 2015 by janpenguin

Front side Back side M6x60 x2 M5x25 x3 Debian GNU/Linux 7 (Wheezy) ssh remote log-in to the laptop

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First boot of Parallella-16 Desktop Computer

Posted on August 28, 2014 by janpenguin

Installation of the heat sink It comes with one metal heat sink and two adhesive tapes. I peeled off the two tapes using a razor and put each one on two biggest chips on the board. And aligned the heat … Continue reading →

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ztouch – create empty files

Posted on July 6, 2014 by janpenguin

Out of necessity I built a simple program that create many empty files. I put few examples how to use it in the code. Below command create exactly 1,000 empty files which mimic Nikon D200’s image files. The first file … Continue reading →

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IPython notebook installation in Debian Wheezy

Posted on January 8, 2014 by janpenguin

$ sudo apt-get install ipython-notebook python-matplotlib Reading package lists… Done Building dependency tree Reading state information… Done python-matplotlib is already the newest version. python-matplotlib set to manually installed. The following extra packages will be installed: ipython-notebook-common libjs-mathjax libpgm-5.1-0 libzmq1 python-mysqldb … Continue reading →

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HP LaserJet P1005 suddenly stops printing.

Posted on January 3, 2014 by janpenguin

OS: Debian Wheezy HP LaserJet P1006 / P1008 : foo2zjs – foo2hp – foo2xqx – foo2lava – foo2qpdl – foo2oak Support for linux printer drivers P1006 – Raspberry Pi, test page fails [solved; need usblp kernel module] http://foo2zjs.rkkda.com/forum/read.php?43,3658,3658 usblp kernel … Continue reading →

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How to install r600_drv_video.so for Radeon HD 3000 in Debian wheezy?

Posted on December 6, 2013 by janpenguin

Using VDPAU feature in graphic card reduce CPU load while playing high resolution video files, i.e. 720p, 1080p. Excerpt http://en.wikipedia.org/wiki/VDPAU VDPAU (Video Decode and Presentation API for Unix) is a non-proprietary and royalty-free open source library (libvdpau) and API originally … Continue reading →

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Yellow submarine – a short animation

Posted on November 30, 2013 by janpenguin

Study sourse: Yellow Submarine by Neal Hirsig The PDF document has 145 pages with lots of screen shots so that Blender 2.6x users are easy to follow. This one was my first animation.

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Java 7 installation

Posted on November 12, 2013 by janpenguin

OS: Debian Wheezy Installation instruction is on https://wiki.debian.org/JavaPackage which requires debian package building utilities. Java 7 JDK file is jdk-7u45-linux-x64.tar.gz Creating debian Java package $ make-jpkg jdk-7u2-linux-x64.tar.gz It showed bunch of warning messages during the package build but would generate … Continue reading →

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Some notes about parallel computing in Python

Posted on November 4, 2013 by janpenguin

I spent two days to study parallel computing by using Python’s multiprocessing module. My Debian box has AMD 6-core 64bit processor. Python version is 2.7.5. Interesting things I’ve found so far is using the multiprocessing module does produce 3 to … Continue reading →

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