Signal is a secure encrypted messaging app. Think of it as a more private alternative to WhatsApp, Facebook Messenger, Skype, iMessage, and SMS. Here’s why you should seriously consider switching to Signal. Why Signal Is Special Signal is available for Android, iPhone, and iPad. There’s also a Signal desktop client for Windows, Mac, and Linux. To join, all you need is a phone number. It’s free. The user experience of Signal is just like WhatsApp, Facebook Messenger, and other popular chat apps. It’s a messaging app with features like one-to-one messages, groups, stickers, photos, file transfers, voice calls, and even video calls. You can have group chats with up to 1000 people and group calls with up to eight people . Signal isn’t owned by a big tech company. Instead, Signal is developed by a non-profit foundation and is funded by donations . Unlike Facebook, Signal’s owners aren’t even trying to make money. Signal doesn’t try to gather a bunch of data on you or show … [Read more...] about What Is Signal, and Why Is Everyone Using It?
If you’ve ever used a computer, you’ve probably seen it: A grid of numbers and mathematical operators on the far-right side of a keyboard. It’s a numeric keypad—but how did it get there, and why is it laid out the way it is? Let’s explore its origins. It’s All About the Math Computers have numeric keypads because they make repetitive data entry easier. They allow you to type numbers and perform mathematical operations rapidly, with only one hand. The modern design of numeric keypads may seem obvious today, but it is the product of decades of refinement in adding machine technology, most of which took place over 100 years ago. The modern numeric keypad layout—sometimes called a “tenkey” layout—can trace its roots back to David Sundstrand, whose company released the first commercial tenkey mechanical adding machine in 1914. In Sundstrand’s adding machine key layout, you can see the rudiments of now-standard setup: ten numeral keys, arranged in three rows of three with the … [Read more...] about Where Did the Numeric Keypads on PC Keyboards Come From?
People use VPNs to protect their privacy from hackers, ISPs, and data thieves. But do VPNs themselves collect your browsing data and sell it to third parties? Here’s what you need to know. Here’s the main point: You’re placing an immense amount of trust in the VPN provider you use. Choose carefully! Do you trust your VPN provider more than your internet service provider? VPNs Can Track You, and They Might The main selling point of using Virtual Private Networks, or VPNs , is to protect your privacy. They prevent attacks from malicious hackers, stop your internet service provider (ISP) from peeking at your traffic, and mask your information to websites that may collect your personal data. While these claims are generally true, there is one party that you should still be cautious about: the VPN companies themselves. Before we get into how a VPN may track your browsing data, we’ll explain how a VPN works . A VPN essentially routes your internet connection, provided by … [Read more...] about Do VPN Companies Track Your Browsing Data?
Part of PowerPoint’s charm is its ability to use various graphics to illustrate points to an audience. A commonly used graphic is the pyramid. You’ll often see it in presentations about nutrition. Here’s how to create a pyramid in Microsoft PowerPoint. How to Insert a Pyramid in PowerPoint The first thing you have to do is insert the actual pyramid in your slide. To do so, open PowerPoint and click “Insert.” In the “Illustrations” group, click “SmartArt.” In the “Choose a SmartArt Graphic” menu that appears, click “Pyramid” near the bottom. Next, click the pyramid graphic you like best. We’ll be using the “Basic Pyramid” graphic for our example. After you select a graphic, a preview and description of it appears in a pane on the right. Click “OK” to insert the graphic. After it’s inserted, you can customize the pyramid. RELATED: How to Insert a Picture or Other Object in Microsoft Office How to Customize a Pyramid in PowerPoint There are a few … [Read more...] about How to Create and Insert a Pyramid in Microsoft PowerPoint
A family tree is a hierarchical chart that details the connection between members of a family . You can create your own family tree in PowerPoint by using one of Microsoft’s many hierarchy style SmartArt graphics. Here’s how. To get started, open PowerPoint and navigate to the “Insert” tab. In the “Illustrations” group, click “SmartArt.” The “Choose a SmartArt Graphic” window will appear. In the left-hand pane, click the “Hierarchy” tab. You’ll now see a small collection of hierarchy SmartArt graphics. For standard family trees, the “ Organizational Chart ” option is ideal. However, you can choose whichever SmartArt graphic works best for you. Select the chart you would like to use by clicking it. Once selected, a preview and a description of the chart will appear in the right-hand pane. Click “OK” to insert the chart. With the chart added to your presentation, you can start entering the names of the family members in each respective box. Do this … [Read more...] about How to Create a Family Tree in Microsoft PowerPoint