September 2007 – Pario TechnoBlob

Linux

Text to image using imagemagick

convert -size 200×30 xc:transparent -font /usr/share/fonts/dejavu/DejaVuSansMono.ttf -fill black -pointsize 12 -draw “text 5,15 ‘this is just a test'” test.png

Linux

Ubuntu Linux 7.10 Beta on HP Compaq 8510p (laptop)

I experienced problems booting the install-CD for both Ubuntu 7.04 and Fedora Core 7 on my HP Compaq 8510p laptop because the kernel didn’t have the correct SATA driver, so I decided to try the beta of Ubuntu 7.10. The booting problem was fixed on 7.10 Beta and the installation process halted at 88% “importing […]

Linux

sudo a command as another user than root

sudo -u username command

Linux

Install Geo::IP Perl Module on Debian Etch

This post describes how to install MaxMind Geo::IP perl module on Debian Etch. You need the GeoIP C library (that includes also the free GeoLite Country database). This is fortunately available in the Debian repositories. apt-get install libgeoip1 libgeoip-dev To install the GeoIP perl module, we need to download the perl module locally from MaxMind […]

Linux

Advanced APT user tricks

Debian/Ubuntu apt-get tricks. Basics Install software apt-get install foobar Search software apt-cache search foobar You can query files to see which packages own them, or query packages to see which files own them. Installing apt-file apt-get install apt-file Build apt-get file information cache apt-file update Query through the packages to determine which package contains the […]