Category: Helpful tips

What is pseudo-random string? Informally, a pseudo-random number generator is an efficiently computable function that on an n-bit input, outputs a longer string, and such that the probability distribution induced on the longer strings is indistinguishable from the truly random distribution, from the point of view of any efficient algorithm. What is pseudo-random hash function? […]

Is a tiger swallowtail butterfly rare? The Appalachian tiger swallowtail butterfly is a rare breed: Some 100,000 years ago, two different species mated and their hybrid offspring gave rise to the Appalachian species, researchers have found. “Hybrid speciation is more common in plants, but there are very few cases in animals.” What is the spiritual […]

Why might mixing valves be used for radiant floor heating? The mixing valve provides the ability to have the heat source (boiler or water heater) set at a higher temperature to satisfy the high temperature loads and then have the radiant circuit supplied with a lower water temperature through the mixing valve. How does mixing […]

What is the Beats Pill+? Beats Pill+ is designed to go wherever you do and fill the room with a rich clear sound field that has as much power as it does definition. With a sleek interface, the Beats Pill+ is intuitive to use and brings people together with engaging features for a unique shared […]

Does TomTom XXL have lifetime maps? Select TomTom devices across the TomTom XL and TomTom XXL product lines are now available with Lifetime Map Updates, Lifetime Traffic Updates or a combination of these features. * TomTom devices featuring Lifetime Map and Traffic Updates are only available in North America. Can TomTom XXL be updated? – […]

Should you use Teflon tape with compression fittings? How to Apply PTFE Tape to Compression Fittings. PTFE tape can be used for compression fittings but not in the regular way that you are likely to see PTFE tape used in plumbing. Do not apply PTFE around the thread – the thread is there to enable […]

How do I get rid of text boundaries in Word 2013? Show or hide text boundaries in Word 2007/2010/2013 Step 1: Click File tab and then click Options when using Word 2010/2013. Click Office icon Word 2007. Step 2: click Advanced >> check Show text boundaries in Show document content to show text boundaries in […]

How much does a milk cow cost? How much does a milk cow cost? It depends on the cow and location, but dairy cows generally sell for $900-$3000 in our part of the country. The proven family cows cost more, while a first-calf heifer will cost less. How many acres do you need for one […]

How do I find my Adobe Acrobat serial number? The serial number for Adobe Acrobat Pro is located inside the Acrobat DC code document. When installing the software be sure to select “I have a serial number” and enter the number in the box labeled Serial Number. How do I find the serial number for […]

How much do soapstone countertops cost? Soapstone countertops cost anywhere from $70 to $120 per square foot. Not including installation, a typical 30 square-foot soapstone countertop costs about $2,100 to $3,600. Installing new countertops is a big project with many factors to consider. Is soapstone expensive for countertops? In general, soapstone countertops tend to cost […]