Useful Lens Terminology The market offers an enormous variety of lenses and the terminology to match. Here are a few of the most common terms you see as you research a purchase. Zoom Some photographers think of zoom as the magnification of an image, allowing the photographer to shoot a closeup photo without having to move closer to the subject. However, the actual definition of zoom is the ability of a lens to shoot at multiple focal lengths....

Why a Spare Admin User Account Is Helpful A spare admin user account hasn’t had changes made to its preference files. It also doesn’t contain any data beyond what macOS adds when the account is created. After you have administrative access to your Mac, you can reset your forgotten password and then log out and log back in with your regular account. You may be locked out of your Mac because you forgot your user account password or the Mac is acting up....

However, you can share audio with two pairs of AirPods. This article shows you how. The instructions in this article apply to an iPhone running iOS 15 and up. We’ve also got instructions for sharing AirPods audio on earlier versions of the iOS. How to Share Audio With Multiple AirPods Sharing audio from one iPhone to multiple AirPods is very easy and can be done with any model of AirPods (Apple has a complete list of compatible headphones and devices)....

Choose the Right Font Color and Style The image below is an example of a poorly designed slide concerning readability. When changing font colors, choose colors that contrast strongly with your background. When selecting a font and background color combination, also consider the room you will be presenting in. Light color fonts on a dark background are often easier to read in dark rooms. Dark color fonts on light backgrounds, on the other hand, work better in rooms with some light....

Change the Default Mac Mail Font To specify a default font face and size for composing and reading mail in the Mac macOS Mail application: Changing a Mail Font on the Fly Even if you establish a default font you want to use when composing emails, occasions may arise when you prefer using a different font for all or part of the email. Optionally, in the Responding section, check Use the same message format as the original message....

Change the Background Color of a Word Document The background of a Word document can be virtually any color, whether based on the document theme or from an expanded color wheel. The document background isn’t limited to solid colors. Add a pattern, texture or image as a background. To do this, select Fill Effects and select Gradient, Texture, Pattern or Picture. When you are in the correct section, select the options you want to apply....

Whether you’re thinking about adding a subwoofer to an existing speaker setup or building something from the ground up, here are some important details to keep in mind. Size Matters The size of the subwoofer is one of the main factors that determine how loud and how low it can go. As a general rule of thumb, bigger subwooferss produce better bass, so keep that in mind while looking for the ideal unit....

Other Names for CMOS CMOS (pronounced see-moss) is sometimes referred to as Real-Time Clock (RTC), CMOS RAM, Non-Volatile RAM (NVRAM), Non-Volatile BIOS memory, or complementary-symmetry metal-oxide-semiconductor (COS-MOS). Clearing CMOS Most talk of CMOS involves clearing CMOS, which means to reset the BIOS settings to their default levels. This is a really easy task that’s a great troubleshooting step for many types of computer problems. For example, maybe your computer is freezing up during the POST, in which case clearing the CMOS to reset the BIOS settings to factory default levels, might be the easiest solution....

Analog Telephone Adapters An analog telephone adapter acts as a hardware interface between an analog PSTN telephone system and a digital VoIP line. You don’t need an ATA if you are using PC-to-PC VoIP, but you will use it if you sign up for a monthly VoIP service to be deployed at home or in your office, and if you intend to use your existing phones. Telephone Sets The phone set is essential for VoIP — it’s both an input and an output device....

How to Connect Your Camcorder to Your TV Using an A/V Cable If your television set has video and audio inputs, you can use an A/V cable to connect it to your camcorder. The cable used in the steps below is a common style with consumer-based one-chip camcorders. One end has a yellow RCA composite video connector and red and white stereo audio connectors. The other end has a 1/8-inch jack, similar to a headphone jack....

Fortunately, it’s pretty easy to do. Plus, since an HDMI cable is what’s used for this, which carries both audio and video signals, you only need that one cable to get everything to your HDTV. Use HDMI to Connect Your STB to Your HDTV Let’s take a look at using HDMI to connect your STB to your HDTV so you can start enjoying the HD programming provided by your provider....

On the bottom half of the screen, you’re presented with import destination options. In this tutorial, we’re interested in converting an existing Excel spreadsheet to a new Access database, so we’ll choose Import the source data into a new table in the current databaseOther options on this screen allow you to: Link your database to an Excel sheet so that changes in the source sheet are reflected in the database....

When a System Update Goes Wrong If your Mac freezes, loses power, or otherwise prevents an update from completing, you end up with a corrupt system update. This may manifest as a simple instability with occasional freezes or the system or applications lock up. In the worst-case scenario, you may have problems booting, forcing you to consider reinstalling the OS. Another problem is related to Apple’s incremental approach to updates. Since Software Update only downloads and installs system files that need to be updated, some files may be out of date with respect to other system files....

NETWORKDAYS Function Syntax and Arguments The syntax for the NETWORKDAYS function is NETWORKDAYS(start_date, end_date, [holidays]). The arguments are: Start_date — the start date of the chosen period (required)End_date — the end date of the chosen period (required) Holidays — one or more additional dates that are excluded from the total number of working days (optional) Use date values, serial numbers, or the cell reference to the location of this data in the worksheet for both date arguments....

Understanding Mac Administrator Accounts When you first set up your Mac, the setup assistant creates an administrator account automatically. The administrator account has privileges that allow it to make changes to the Mac operating system, including adding other account types, installing apps, and accessing some areas of the system that are protected from other user account types. Along with special privileges, an administrator account has all the features of a standard user, such as a home folder and access to the apps in the Applications folder....

What Are the Dates for DeveloperWeek? DeveloperWeek 2023 will happen in-person and virtually from February 15-23, 2023. The 2022 event took place virtually from February 7-9. The organizers expected more than 8,000 attendees. How To Register To Attend There are multiple levels to register for at this event. Professional developers and engineers get preference in some areas. Still, if you’re willing to fork over a fairly large chunk of change, pretty much anyone can get the all-access pass....

How it works: As 9to5Google points out, popular dishes are highlighted in orange with a little star when the Lens button (in the upper right corner of the images of menus in Maps) is tapped. This makes it much easier to see what’s good at any local eatery without having to pull up a separate app or take a photo with the Lens app yourself. Where is it: The feature is only on Android at this point; iOS tends to get these sorts of options later....

How Bluetooth Works Bluetooth is short-range wireless communication similar to Wi-Fi, but what makes Bluetooth special is its highly encrypted nature. Bluetooth devices must be paired to each other in order to work, although you usually only need to pair the device the first time you use it with your iPad. The process of pairing the devices creates an encrypted tunnel by which the devices exchange information. This makes it secure even though the information is transferred wirelessly....

What Is a DWG File? A file with the .DWG file extension is an AutoCAD drawing. It stores metadata and 2D or 3D vector image drawings that can be used with CAD programs. This format is compatible with lots of 3D drawing and CAD programs, which makes it easy to transfer drawings between programs. However, because there are numerous versions of the format, some DWG viewers can’t open every type....

History of Automobile Scan Tools Until the mid-1990s, each car manufacturer had its own standards and protocols, making it difficult even for professional technicians to keep tabs on all the standards. That changed with the introduction of Onboard Diagnostics II (OBD-II), a standard adopted by automakers worldwide. Despite the progress, professional scan tools can cost thousands of dollars, putting them out of range for most DIY mechanics. Up until a few years ago, even basic code and data readers cost hundreds of dollars....