Disable touchpad under Ubuntu

This little tutorial shows, how to disable touchpad under Ubuntu (v. 16.04) permanently. The reason is, that I generally use only the red trackpoint of my Lenovo T530 as a pointing device. I don’t need a touchpad anyway. But when working with the trackpoint, I accidentally touch the touchpad with my thumbs many times. That […]

Run multiple Magerun instances at once

In the past I already wrote articles about the very genius tool Magerun from Netz98, that I nearly use on every Magento project. Recently I had the challenge to run three instances of Magerun on the same physical server with only one shell account. This was necessary because I ordered a big cluster from maxcluster for […]

Magento change attribute scope in setup script

This code snippet shows how to change attribute scope in a setup script:

And the config.xml:

 

Wipe a disk via Linux shell

This is how to wipe a disk via Linux shell:

The command above erases all data on the device /dev/sdc and overrides the data 2 times. Finally every bit is overridden by zeros. So in sum it takes 3 iterations to wipe a disk via Linux shell. n specifies the number of iterations taken place […]

Remove empty rows from CSV

Recently I had to remove empty rows from a Magento ImportExport product export CSV file (see https://www.webguys.de/magento-1/turchen-19-produktimport-mit-der-importexport-schnittstelle). The format of these files is really complex. The problem was, that I did a cleanup of the product data inside the file. As a result of this there where empty rows. So I had to eliminate them. […]