Category Archives: minipost

Ubuntu 12.04 on ONKYO BX407A4

Two years ago I wrote about installing Ubuntu 10.04 on ONKYO BX407A4, now I have upgraded it to 12.04 LTS, and here’s a reviewed procedure in case anyone still uses this UMPC. Basically everything works so well out of the … Continue reading

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How to have your patch included in Ubuntu

Today I submitted a patch to wpa-supplicant package in Ubuntu (LP: #994739) and I learnt the process of pushing your changes to Launchpad and ask for them to be reviewed and merged. Ubuntu has a great documentation on how to … Continue reading

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Mount Android 4 Ice Cream Sandwitch on Linux

I recently got a Galaxy Nexus running Android 4.0 Ice Cream Sandwitch, which by default does not support USB Mass Storage. When connected to the computer via USB cable, we can choose to connect it as a Media device (MTP), … Continue reading

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mini-howto: add google authenticator to a new device

Note: For this to work you need to have google authenticator working on a rooted device. Google authenticator stores user data in a sqlite database, so we can just get the key from there and move it on a different … Continue reading

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Change workspace configuration on Ubuntu 11.10

By default Ubuntu 11.10 with unity interface has a 2×2 workspace, however I am used to have a single row horizontal 4×1 workspace with 4 desktops. I haven’t found any option under settings to change this, but here’s a workaround: … Continue reading

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4sqcheat – automatic foursquare checkin

This is a quick script I wrote some time ago to steal the mayorship from a friend on a concrete foursqure venue. You can launch it from cron to steal a mayorship or launch it manually get any impossible badge … Continue reading

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exif2maps – get google maps link from picture exif data

A quick shell script to generate a google maps link from geo-location data found inside a picture exif tags. Usage example: $ ./exif2maps.sh la-foto-3.jpg http://maps.google.com/maps?q=40.9673333,-5.6058333 Download: exif2maps.sh

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[tip] generate transparent text images using imagemagick

To generate 100 images, containing numbers 0 to 100: for f in `seq 0 100` ; do convert -size 25×25 xc:transparent -font /usr/share/fonts/truetype/ttf-dejavu/DejaVuSansMono-Bold.ttf \ -fill $COLOR -pointsize 19 -draw “text 1,20 ‘$f'” res/drawable/notify_$f.png done

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[tip] Change colors using imagemagick

This will replace all black color for white color: convert input.png -fill white -opaque black output.png

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Installing IETF MIB files in ubuntu 10.10

Ubuntu 10.10 (and I assume other Debian based distributions too) come without the IETF MIB files installed with the default Net-SNMP package. This means you can’t query OIDs directly by name anymore, such as “system.sysUpTime.0″. The easiest way to install … Continue reading

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