Raspberry Pi for N00bs – Compiling and Installing Node.js

Since i am a big fan of Node.js and wanted to use the latest version on my Raspberry, i´ll explain how to install it in this article. We´ll take the pro route this time and compile Node.js on our own, because we want the latest Node.js version and they are not very fast with the ARM builds. And because it´s cool.

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Raspberry Pi for N00bs – Minecraft Server

While the older Raspberry versions (A/B/B+) may not be up for the task, you can easily use the Raspberry 2 for a Minecraft server. At least 5 concurrent users are no problem at all, depending on your bandwidth. My Raspberry 2 did not use more than 300% CPU in a test, which is actually 75% – most of the time it was even below 200% (=50% on the Raspberry 2). It seems that Minecraft scales well over the 4 cores, at least with the version i am using.

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Raspberry Pi for N00bs – Scripting with Python

Although I prefer other languages, here´s a small tutorial to get you started with Python on your Raspberry Pi. The latest Rasbpian distribution already comes with Python so you don´t even need to install anything else. Actually, i even found 2 versions on my Raspberry, 2.7.3 when i just run “python” in the terminal and 3.2.3 with “python3”. Obviously, we will use python3 here.

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Raspberry Pi for N00bs – WLAN

So you already know how to connect to the LAN, but sometimes the Router is not right next to the Raspberry Pi and you need a wireless connection. Not every WLAN stick is compatible, check the compatibility list before you buy one. I am using a TP-LINK 150Mbps Nano, no additional driver needed and you almost don´t see it when it´s in the Rasbperry. With “ifconfig“, you can see if the WLAN stick is up and running with the correct driver:

Raspberry Pi - WLAN Configuration

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