HDG Explains : How Does GPS Work?

The last time you used your phone to have Google Maps pinpoint your exact location on a map, did you ever stop and wonder how does GPS work so accurately? The Global Positioning System (GPS) system was actually launched by the U.S. Department of Defense in 1973 (known as NAVSTAR). By 1993, there were 24 […]

How to Fix When Windows Won’t Shut Down

Unless you have an issue on your computer, your Windows computer should shut down with the click of an option. If Windows won’t shut down despite repetitive attempts, there’s probably a problematic element on your machine. Sometimes it’s a bit tricky to find out exactly what’s causing the Windows shut down issue on your computer. […]

HDG Explains : What Is Bandwidth?

Bandwidth is a common term in the computing and networking world. It’s used so often, in fact, that it’s easy to forget that some people don’t actually understand what it means.  A quick Google search for “what is bandwidth” will turn up two different definitions from the dictionary, neither of which is correct. This article […]

HDG Explains : What Is Airplane Mode On Your Smartphone Or Tablet?

If you’ve traveled by plane before, you’ve probably heard the warning about setting your portable electronic devices to airplane mode or game mode. This is because most major airlines forbid the use of wireless communications while the plane is in the sky, as it could cause some interference that affects radios or other devices in […]

How to Improve the Network Security for Your Home or Office

Using the Internet for business has become a necessity. However, it also increases the risk of security threats and scams. Your Internet router is the link between the devices you use and the outside world. It is also in a position to be exploited by hackers.  Don’t think that your home system is safe or […]

HDG Explains: What Is Markdown And What Are The Basics I Should Know?

If you regularly use online social networks or discussion forums, chances are that you’ve seen or used Markdown without even knowing what Markdown is. For many already on the web, HTML was the first and most elementary coding language they learned. However, Markdown is even simpler. In fact, it’s so simple that courses for it […]

Best CPU, Video Card and RAM Tuning Utilities

Computer components such as CPUs , GPUs and RAM all have a standard performance rating on paper. However, manufacturers are actually pretty conservative when it comes to deciding how fast their components should run.  They favor stability across the product line, which means particularly capable samples aren’t performing as well as they could. With a […]

How To Backup a MySQL Database

MySQL is a Relational Database Management System (RDBMS). It handles database instructions and can manage many databases at the same time. For example, if you want to create a new database or add data to an existing database, you send a message to the MySQL server, give it the data you want to add, and […]

How to Use a Windows Package Manager to Install Windows Programs

Installing apps manually in Windows can be time-consuming and has several steps, including searching for the most recent version of the app or program, downloading the installer file, signing agreements, pressing Next to get to a subsequent step, and manually unchecking ads, toolbars or bundles you don’t want. Some even require users to close all […]

HDG Explains : What is Metadata & How Is It Used?

If you own a website or work in fields that involve writing or managing online content, then you likely heard of metadata. It’s something you can’t get away from (nor should you if you want to rank in search engines).  The question you may be asking is “what is metadata – and more importantly, how […]