how to tell what reading glasses you need


How to Read a Digital Scale

A digital scales is a much more precise and uniform tool for measuring items than a manual scale. Digital scales also make measuring ingredients for recipes much easier and accurate, especially for those who are on diets and need to monitor their food intake. Digital scales come in numerous styles, however most have similar features […]



How to Read a Line of Tab-Delimited Text in VBA

Being able to read a line of tab-delimited text using Visual Basic for Applications and parsing each of the words can make your VBA application more dynamic. Often programmers need to read tab-delimited files and display the contents of those files. In VBA, use the “OpenTextfile” method to open a text file that contains tab-delimited […]



How to Read a CSV File Into Java

CSV, or Comma Separated Value, files are commonly used as a universal format for exchanging simple data, especially between spreadsheet applications. The format is simple. Take a table of data and place the name of each column on the first line, with each name separated from the others by a comma. Then, go through the […]



How to Make a Reading Light for Kindle

The Kindle, a wonderful electronic reader, is only missing one feature–a light. It can be read easily in any kind of light, but there are times when you need to have a portable light to use. Imagine that you are reading a great book on your Kindle and your bed partner is ready for sleep […]



How to Read Foundation Blueprints

Construction drawings communicate in graphic language. Learning the language is a skill developed through consistent exposure and study of drawings, resulting in greatly improved understanding of the work. Blueprints are only one part of the construction drawing package. Written specifications describe the details that can’t be communicated through the drawings. Where the drawings and specifications […]



How to Troubleshoot an Acer Laptop Card Reader

Acer, the inexpensive, Windows-based computer company, produces a wide range of laptop systems. Many of these systems have a built-in card reader. Card readers detect and upload content saved on external memory cards, such as the popular SD card. However, if the Acer card reader is not properly reading the memory card, you must troubleshoot […]



How to Read a Carpenter’s Ruler

One of the basic tools in any construction or remodeling project is the measuring tape. Understanding how to read it will be the knowledge that you will use more than any other skill learned in the industry. From the beginning of the age when man started constructing shelters to protect himself from the elements, he […]



How to Understand Dialysis Readings on the Machine

People who suffer from end stage renal disease must receive dialysis on a routine basis to replace the function of their nonworking kidneys. A dialysis machine is a delivery system for the fluids and artificial kidney that helps to cleanse the patient’s blood and remove excess fluid from their body. These machines are intended for […]



How to Read Bar Codes Manually

The Uniform Code Council (UCC) generates bar codes known as Universal Product Codes (UPCs) for product identification. Bar codes keep track of inventory and pricing. Manually reading bar codes is possible when you understand what the numbers represent. Study the bar code. The first digit indicates the type of product. Digits 2 through 6 are […]



My Computer Won’t Read My SD Card

Secure Digital (SD) memory cards are small devices that make it convenient to store information. However, much like other memory devices, they can malfunction, causing them to be unreadable on the computer. This occurs when the files become corrupted due to viruses or the SD card has been incorrectly removed from a device. Fortunately, you […]



How to Read Volume on a Stock Chart

Stock market traders who use short-term strategies like day trading or buying and selling stock options rely heavily on the information contained in stock charts. To the novice, these charts can be intimidating, packed as they are with graphs, abbreviations and numbers from top to bottom. Actually, a stock chart isn’t very complicated—it just looks […]



How to Read Military Maps

Military maps are used during land navigation exercises and daily military operations. The purpose of a military map is to allow a service member to find his way from one point to another using grid coordinates, terrain features and topographic symbols. Military maps are measured in meters. Although the military has largely converted to the […]



Proper Way to Read a Transmission Dipstick

Although easy in most vehicles, checking the transmission fluid is often neglected until a noticeable side effect occurs. Slipping gears or stains in the driveway can lead to irreversible damage to the transmission if it runs too low on fluid. Although the chemical properties of transmission fluid break down after time, the fluid remains at […]



How to Read Bus Maps

Bus lines can seem confusing at first. What route goes where? What times do they come by each stop on the route? Fortunately, this is where bus maps come in. A bus map provides an outline of all the stops along a route, along with a timetable showing when it will stop at each location. […]