Configure Redis-Cache in Magento 2

To use redis for caching in magento2 I added the following part in app/etc/env.php:


Magento Update Script

To Update massive amounts of data in magento without going directly into the database I found an interesting piece of code under

I adopted this file to simply print the sku of all products in the shop and count them:

These two examples show how to iterate over all products and how to get a specific product by sku. They have to be placed in ${magento_root}/shell

To speed up updates a bit magento provides the ability to update single fields instead of the whole product as in code snippet one:

Of course the fastest way is to write SQL queries. Therefor please read into the magento EAV model.

Disable Guest Session in Ubuntu 15.10

Ubuntu 15.10 is using lightdm desktop manager. man lightdm says that it is using /etc/lightdm/lightdm.conf for configuration. Ubuntu 15.10 does not include such a file. To disable the guest session create the file (/etc/lightdm/lightdm.conf) with following content:


Menu with icons in Fedora 22/23

To enable menu icons in gnome-shell this command does the trick:

Tested under Fedora 22 and 23.

docker as normal user under Fedora 23


“The docker command line tool contacts the docker daemon process via a socket file /var/run/docker.sock owned by root:root. Though it’s recommended to use sudo for docker commands, if users wish to avoid it, an administrator can create a docker group, have it own /var/run/docker.sock, and add users to this group.”

Don’t forget to relogin to make this change take effect.

Install nvidia GTX980 driver in Fedora 23/22/21

I found a good and working tutorial unter

Here my notes for Fedora 23 and my GTX980:


Install Docker in Ubuntu 12.04 Precise

First make sure you have the latest version and an actual kernel running. Execute theses commands as root:

Then install docker with the following lines as root:

After this docker should be up and running. Rry using “docker ps” as root or with sudo.

docker on Linux Mint 17.2 Rafaela

There seem to be some missing dependencies in package. Here are the steps to get docker running in Linux Mint 17.2:

If you want to use docker as simple user you have to add this user to the docker group. Don’t forget to relogin if you add your actual user to a new group.