Upgrade Possibilities of Neptun Laptops

Laptops get old. We all know this. The hard drive seems ever slower and smaller, the new program you bought needs more RAM than your computer has built in or maybe you want a WWAN interface to be able to work on the road. Luckily, in many laptops some components can be upgraded without the aid of a professional. In this text we will introduce a couple of examples of what can be upgraded on which laptop.

Neptun maintenance series part 2: How to clean your laptop

11 July 2017

Do you know that feeling when you find a small black dot on your laptop screen, and, fearing a dead pixel, immediately grab the nearest rag to start scrubbing, only to find out that it was just a speck of dust? That went better than expected, didn’t it? So, let’s take some time to find out how to properly clean your prized laptop.

Neptun maintenance series part 1: Driver updates on your laptop

28 June 2017

Drivers are an important part of our system, yet not many people know what they are, or what they do. Our computers work with a two-level abstraction: the kernel space level and the user space level. Users interact with the user space directly (GUI, applications), while the kernel controls all the input and output of the system, interacts with periphery and with the different storage elements in your computer.

On the merits of Command Line Interfaces

15 June 2017

To many people, Command Line Interfaces (CLIs) seem to be a relic of a long forgotten past, of a time in which computers could only display green text on black background and floppy disks were the storage medium of choice. Nowadays, colorful Graphical User Interfaces (GUIs) are the standard for most users. But if you look closely, you will come to realize that CLIs are much more than useless toys for people who got a Commodore C64 for their 18th birthday.

Open Networks as a potential security threat

2 June 2017

We are getting more and more used to being connected to a wireless network all the time, be it in our workplace, at home or in the Starbucks around the corner. Most connections in Switzerland are secured with a rather complex encryption known as WPA2. The Wi-Fi Protected Access 2 (WPA2) is based on the Advanced Encryption Standard (AES) and encrypts all wireless communication. The WPA2 standard is considered to be secure for the foreseeable futurey, as deciphering the communication...

Cloud services for students

17 May 2017

Having access to all your data anytime in any place has become the norm for many users. Due to the large number of cloud services and fast home and mobile internet access, tediously shoveling data from one device to another is a thing of the past. However, for some people the negative aspects of cloud storage, like privacy issues and mistrust of certain companies, outweigh the advantages, so they don’t save any of their data on the internet.