Es gibt bereits verschiedene Modelle für die neuen iPhones, jeweils bestehend aus schwarzem oder braunem Leder. Ein Blick lohnt sich auf jeden Fall.

Most websites will want to send mails one day. Usually people go the simple way and configure their CMS or whatever else to send mail using php’s mail() function. This works fairly well but without further work most of the mails…

Pip doesn’t have any build-in feature to update all installed packages to their latest version. Python-tools can help you here: pip install pip-tools pip-review –interactive  

A nodejs based computation service which adds a lot more abstraction of computation from resources than ec2 does.

Ansible is a quite nice tool for ssh based systems management and orchestration. It is written in python and hosted on github. Quite easy to install by using pip or setup.py install, but creating a deb package out of the…

Using pdsh is some kind of a knife with latches on both sides. Nevertheless it is a great tool to do things really fast on a lot of systems. It is able to execute ssh commands in parallel on many…

Sometimes it seems to be quite useful to define default values for parameters used in shell-script. As I learned, this is quite easy.

While I build rpm’s very often, there are always some facts I have to lookup on different sources. This article is indended to combine some interesting facts about rpm scriptlets to save time and maybe help somebody. Order of execution…

I wanted to have a minimal and simple possibility to let the users change their passwords themselfs for zarafa. Best would be to have it as a webpage. I found a nice discussion about it here. Thus the php code…

Sometimes you may want to have ftp access to the www-root of a webserver for some developers or so. A simple way to do this is using proftpd and jailing your users into www-root directory Install aptitude install proftpd User creation…