Custom Kernel on Fedora 20

Posted on Sat 23 August 2014 in Fedora • Tagged with custom kernel, Fedora, Grub, initrd, kernel, Linux

The last time I built a Linux kernel for my machine was quite a time ago. In my Linux hacking times when I did my private researches on how Linux works and how the software can be built for it, I used Gentoo and there it was normal to build …


Continue reading

Security reviews became sexy nowadays, we need to make them happen

Posted on Fri 22 August 2014 in Blogging • Tagged with Open Source, security, source code

If you're interested in software security you will have noticed that there where some bigger  security problems with widely used software the last year. The attention this problems get in common media raised the last two years. We had some big security problems in the past as well, just remember …


Continue reading

Some more details howto configure your nginx server with SSL

Posted on Thu 21 August 2014 in FreeBSD • Tagged with Nginx, openssl, ssl, tls

The guys from bsdnow.tv did a great job by putting together a tutorial with some more details on a proper Nginx configuration and a very good choice for SSL parameters. There where some parts I didn't know neither and the tutorial is create as always.

If you want to …


Continue reading

Quake style terminal for KDE

Posted on Sun 17 August 2014 in Linux • Tagged with KDE, Fedora

A quite useful extension for my KDE application is **yakuake**. In my default configuration this shows a terminal window by pressing F12 button and hides the windows by pressing it again. This is widely known as the Quake terminal style from the game which had this behaviour included for its …


Continue reading

Migration in progress

Posted on Tue 29 July 2014 in Blogging

This post is mostly about the blog itself. As you may noticed I am migrated the blog to full HTTPS the last week. This now should allow you to access the site without any certification warnings over HTTPS. All contents should be migrated. There should be a working redirection mechanism …


Continue reading

Dual boot system with UEFI and Fedora 20 and Windows 8.1

Posted on Mon 26 May 2014 in Fedora • Tagged with dualboot, Fedora, Grub, Linux, UEFI

In short sentences:

Yes it is possible! Even with secure boot enabled!

The long version:

On my workstation I use a dual boot configuration for some games and my Linux based development and testing. Since I am using a UEFI only configuration it was quite easy to use a dualboot …


Continue reading

Rip CD to FLAC file using K3b on Fedora

Posted on Sun 06 April 2014 in Linux • Tagged with Fedora, FLAC

If you want to rip your cd without loosing quality you can use the flac format to do so. K3b comes with a FLAC plugin but the flac encoder itself was missing on my Fedora 20 machine. Just install it and you will be able to rip your cd to …


Continue reading

Make the Fedora/CentOS/RHEL update service the fastest

Posted on Sun 06 April 2014 in CentOS • Tagged with Fedora, MQTT, yum

Since I played with some publish and subscribe protocols in the last months, I came to an idea to speed up the notification and delivery of software updates over the existing mechanism while reducing, or better optimizing, the needed resources.

Here a graphic to show what I try to implement …


Continue reading

Build Paho MQTT c library on Mac OS X

Posted on Sun 06 April 2014 in MQTT • Tagged with C++, MQTT, Paho

This post describes how to build the Paho MQTT library on Mac OS X with MacPorts openssl.

Prepare your system

Install the compiler

You need Xcode or the Xcode command line utils. If you're not sure if they are already installed open a terminal and try to run the gcc …


Continue reading

Setup Ruby development environment with rvm on Mac OS X

Posted on Sat 05 April 2014 in Development • Tagged with Mac, Ruby

Since I experimented with some Ruby web application stuff the last weeks, I want to share some of my conclusions how to setup a development environment which is working for my two major platforms, Mac and Linux. This post will cover the setup of an easy to use development environment …


Continue reading