An array of floppy disks

What are your options for saving files? From the Hard Drive to the Cloud – an introduction to storage and back-up

It wasn’t long ago that file storage options were limited to your PC’s minuscule hard drive or, if you could manage to keep files under 1.44MB in size, the legendary floppy disk. Then along came rewritable CDs, and subsequently DVDs, which massively expanded the potential of external storage and back-up to 700MB and 4.7GB respectively. But as…

Example Wordle

What is Wordle?

Wordle is a piece of online software for generating “word clouds” from text that you provide. The clouds give greater prominence to words that appear more frequently in the source text. You can tweak your clouds with different fonts, layouts, and colour schemes. The images you create with Wordle are yours to use however you…

Google Chrome Logo

What is Google Chrome?

This article is intended to introduce you to Google’s web browser, Chrome, describing some of its features and presenting it as an alternative option to Microsoft Internet Explorer and other browsers. Chrome is Google’s answer to Microsoft Internet Explorer and Mozilla Firefox, and is becoming an increasingly popular web browser. First released in 2008, Chrome…

Gmail Spam

What is spam?

Spam e-mails are unsolicited messages sent to a large number of recipients. A spam e-mail may advertise products or services, ask you for information, contain malware and so on. I’m receiving spam but I never gave my address out? A spammer doesn’t need to know your e-mail address to send you spam. They may have…

SHUGo Mobile App

What is a mobile app?

Mobile devices, like smartphones and tablet computers, have become almost ubiquitous. A mobile ‘app’ is a piece of software designed to run on a particular type of mobile device. Mobile apps usually add some form of additional functionality to your device. There are apps to organise your diary, check the weather, play games, view the…

What is RSS?

RSS stands for ‘Really Simple Syndication’ and is a way for users of a service to be notified automatically about new content that is available.  Normally it is used with content that changes regularly, e.g. news, blog posts and so on. Typically an RSS feed will deliver headlines to the reader along with links back…

What is a wiki?

Imagine a whiteboard with a few notes written on it. Anyone can walk up to the whiteboard and add additional notes, modify the existing ones or even erase them. A wiki works on exactly the same concept, except it uses web pages instead of whiteboards. Wikis have grown in popularity since the early 2000s, largely…

This is a QR code!

What is a QR code?

A barcode is a series of lines, of varying thickness, used to represent a piece of numerical data, such as a product identifier. Quick Response Codes are an evolution of barcode technology and can be used to store numbers, text, web addresses and more. QR codes were first introduced around 1994 to keep track of…