Category Archives: Open source

The Raspberry Pi 2 as a Dedicated VPN (round 2)

Previously, I had tested the Pi Zero as a dedicated VPN. And while that was a great way to securely connect to my home network and access files, the Zero definitely struggled performing some tasks (like streaming media). Raspberry Pi’s are ideal for 24/7 use because they barely draw single watt, compared to desktop computers where the… Read More »

How to setup IPython for Python 2.7 and 3+ kernels

IPython is an interactive notebook that is accessed from your browser. It is extremely useful because it is designed with code sharing in mind, supports up to 49 different languages/versions of languages, and has “cells”, or blocks of code that are interpreted one at a time (or all at once). Another reason to use IPython… Read More »

How to connect to PIA through OpenVPN on Linux

One of the most popular VPN providers these days is Private Internet Access (PIA). In this tutorial, I’ll show how to add a VPN connection to the Linux network manager with PIA’s service, using OpenVPN instead of PIA’s client software. Though the client app is robust and offers many useful features like a “VPN killswitch”,… Read More »

Raspberry Pi + Plex = RasPlex

I’m going to share with you a little gem I discovered recently that relieved me of all my digital media player headaches. That gem is of course, RasPlex – a Linux based distribution that is optimized to run Plex client software on the Raspberry Pi, a single board computer. For the layman, this is more or… Read More »

Shut Your Pi-hole: Ad Blocking with the Raspberry Pi

Around 10 months ago, Pi-hole – an open source software that runs on Raspberry Pis and filters network traffic, made its debut and has been a popular topic in certain Raspberry Pi circles. The appeal of running Pi-Hole to block ads on your network can be explained succinctly: the software is easy to install, it blocks… Read More »

6 Fascinating Distributed Computing Projects

In this post, I’m going to cover some scientific distributed computing projects coordinated through the BOINC and @home distributed networks. For an introduction to what distributed computing is, read this post and maybe the Wikipedia page. Essentially, the BOINC software sends your computer work units to complete, which are sent back to headquarters and combined… Read More »

How to Learn Python Fast

Python is often recommended as a first programming language to beginners because of how fast and easy it is to write and execute code. Simplicity is literally built into it, and it isn’t uncommon to be able to write a 10-15 line function from other languages in 5 lines or less with Python. In addition… Read More »