How to upgrade ram on HP N54L

Posted by Raffael on 12/10/201401/02/2015 Posted in Homeserver, Tutorials Tagged enhance ram of HP N54L, HP N54L, HP N54L ram upgrade

It is a while now since my first article on my homeserver was published. Nevertheless, I promised that more would follow, and thus now follows the second article in my series on My Home Server. One of the steps to build the Home Server was the extension of the working memory (RAM). By default, the HP N54L comes with 2 or 4 GB of RAM. (Depending on which version of server you ordered.) However, since I want to virtualize more than only one machines to the server, this is somewhat limited. In this article, we extend the RAM of 4 GB (which was installed in my type of server) to 12 GB. However, since the cover of the N54L is very small, this is […]

How to build a clap switch using Arduino

Posted by Raffael on 12/08/201411/04/2017 Posted in Arduino, Hardware Hacks, Tutorials Tagged Arduino, Arduino clap switch, DIY clap sensor, DIY clap switch

Today, there is again a small Arduino craft project. This time, following the motto: “Soon it will clap, but no applause!” Because when you’ve finished reading the article and clap your hands, then your lamps should switch on and off.
The project originated from the (presumably nerd-specific) “emergency”, in which I found myself for some time and which looked like this: You want to go into the bed at night, but firstly you must turn on the light of the bedroom to be able to find the switch of the bedside lamp. Then you switched on the bedside lamp and run to the bedroom’s door again to turn off the bedroom light. You already notice the bedroom light is really just a means to an end.
As a clever computer scientists and hobbyists, one feels as though their relentless […]

Remote access Fritzbox answering machine

Posted by Raffael on 12/07/2014 Posted in Tutorials Tagged Fritzbox, Fritzbox answering machine, remote access fritzbox answering machine

Remote access Fritzbox answering machine Everyone of you may know the following situation. You are waiting for call but have to leave your home.
For example you await a call from your smartphone shop. If you would know that the shop has called that you’re phone is ready, you could detour while driving home.
If you own a Fritzbox with VoIP as your router, you belong to the lucky winners in this situation.
This is because you can listen to the messages from the Fritzbox’ answering machine from any phone and anywhere. And this is even not a premium service. For retrieving the messages you only pay the same than for a normal call to your home. So if you’ve got a flatrate it will cost you nothing.
Setting up Fritzbox answering machine for […]

10 Mac OS X tricks to raise productivity

Posted by Raffael on 12/06/2014 Posted in Apple, MAC OS X Tagged apple tips and tricks, best mac osx tricks, top 10 osx tips

F Top 10 OS X tips and tricks or some time now, in addition to Windows and Linux machinery, also a MacBook has been working on my study desk.
And when there is an OSX system at home, of course one gives full measure to get out the latest info from it. Many things that OSX originally has, are unknown to the majority of users. (At least this is my personal opinion, which comes from several conversations with Mac-users from my environment)
This is why today there are 10 tips for you, how to get more out of your Mac.
1) Enter a path in Finder
Pfad in Finder eingeben
If you have some affinity to the console (Shell/CMD/Terminal) and know your folder hierarchy by heart, then you are for […]

Manipulate any program by using C#

Posted by Raffael on 12/04/2014 Posted in C#.Net, Tutorials Tagged .NET, C#, C# Message Hook, C# unmanaged code, C# Windows Hooks, manipulate programs with C#

Manipulate any program by using Csharp This article is going to be all about how you can control, customize and extend other programs using C#. As an example scenario we’re going to be extending the default Windows program Notepad with a custom function.
The C# application will modify all running instances of Notepad by adding a new button to the UI and listening for clicks on the button. A click on the button will convert the text in the Notepad text field into HTML using a Markdown parser (What is Markdown?) and display the HTML in our application.
If you follow the article, the finished product is going to look like this:

The article will have you construct the program step by step. If you want to read the […]