If you want to have the latest version of nginx on your CentOS system the easiest way is to use the official yum repository from the nginx program. The version contained in the EPEL repository is quite old.

Download the repo RPM from http://nginx.org/packages/centos/6/noarch …

The NX protocol is a remote X protocol and software quite similar to VNC but over ssh.

While using it for a machine there was this strange behavior that the session was not working anymore and can't be reestablished. Reinstalling and configuring the nx server software didn't fix the problem …

Here again I found a wonderful video explanation about Flattr:

Would be nice if you join this nice idea and leave some bugs on each thing you enjoy on the internet. This micropayment system is a good thing to give something back to the people who helped you out with …

VMware offers a free tool to convert virtual machine files in different formats for example from .vmx to .ovf.

This tool can be used to convert:

VMX -> OVF

VMX -> OVA

OVF -> VMX

VMX -> vSphere

Or you can deploy a OVF directly to a ESX host. It's  more powerful than it …

Searched for an alternative for Microsoft RDP client for Mac and found CoRD. It's a nice free and open source tool for Mac and works fine unitl now.

Nice features are:

• Bookmarks
• All sessions in one window
• Quick connection
• Share folders

I will include a more detailed review of this …

If you are running a webserver with https you maybe get a certificate for your site some times in a different format as you expect it.

The easiest way of converting the certificates is using the openssl tool.

For example if you get a certificate in .pfx format you can …

If your iTerm or Terminal needs some time to start and the bash needs some time to appear if you create a new window.

Short solution is to delete the logs if they are to big:

sudo rm -rf /private/var/log/asl/*.asl

Here the source from os x …

In every software development project there is the need for quality assurance and quality management for the code. To make this work more efficient there exist a big number of tools to do this task.

For the ADempiere and iDempiere project I was working together with Redhuan (red1.org) on …

If you installed the server without GUI it may is useful sometimes to have a GUI output via ssh on an different computer.

You can connect with ssh to the server and present the output on you local machine by using ssh with the option -X. You need to be …

pfSense 2.0 is finally released now. This is quite a nice peace of software.

A lot of functionality like:

• VPN Gateways: OpenVPN, IPsec, PPTP
• IP and Portfiltering
• Webmanagement
• FreeBSD based
• Memory stick version available