How to calculate the time needed to calculate a SHA256 hash? 
Category : Development Tools & Services 
I need to find a SHA256 hash function delay on a device which has 200
MHz CPU speed. How could I do that, is there anyone who has the answer for
much faster or slower device?
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on draging the image how to calculate the angle ? I want to calculate the direction in angle when i drag the image in android? 
Category : Android 
I am getting stucked in problem that i want to calculate the angle and
direction that in which direction and angle i dragged or moved the image in
android. Please tell us how to approach in this scenario?
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How to Calculate IOA 
Category : Business 
Interobserver agreement (IOA) is one of the metrics used in measuring and
analyzing behavior. Partialinterval recording measures whether or not
certain behaviors occurred during particular time intervals, and in
subjective areas, such as student discipline, several observers are needed
to ensure that results are valid; for example, two different observers'
idea of compliance in remaining seated m
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How to To Calculate LOQ 
Category : Education 
In clinical biochemistry, analytical and clinical chemistry as well as
other science fields, finding the detection limits of materials being
analyzed is crucial to accurate results in laboratory testing. The limit of
quantitation, or LOQ, is one such limit. LOQ is the lowest concentration
that the analyte, or substance undergoing analysis, can be reliably
detected in. The three most popular method
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How to Calculate RFD 
Category : Health 
RfD is an acronym used in the medical industry that stands for reference
dose, which describes the amount of a chemical it takes to harm someone.
Specifically, it expresses the minimum amount of the chemical required
before any adverse effects are expected in humans. Because of the fact that
the tests used to determine RfD are done on animals rather than humans,
reference doses are only a scientif
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How to Calculate the TValue 
Category : Education 
Ttests are statistical tests that are used to determine whether there are
significant differences between two groups with respect to a given
endpoint. Most calculators and spreadsheets have functions that will
calculate the tvalue for you once you enter the data. However, tvalues
are relatively easy to calculate, especially if your sample numbers are
small. Once you calculate a tvalue you can
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How to Calculate the P/E of an ETF 
Category : Personal Finance 
An exchange traded fund is a tradeable investment instrument designed to
mirror all stocks in a particular index, such as the S&P 500. The
pricetoearnings ratios for all stock indexes are compiled daily and
distributed on websites such as Yahoo! Finance and CNN Money. Calculating
them yourself can be cumbersome because it involves compiling price and
earnings data for each stock an ETF represent
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How to Calculate IRD 
Category : Personal Finance 
IRD, or interest rate differential, is an important concept in calculating
the balance owing on a mortgage. The IRD takes into account the difference
between today's interest rates and the interest rate on the mortgage. When
paying out a mortgage early, the bank will calculate the IRD to come up
with a payout figure that is often far different from the mortgage balance
showing on the annual or mon
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How to Calculate BTU of Gas 
Category : Home & Garden 
A British Thermal Unit, or BTU, is the amount of heat that it takes to make
a pound of water a degree Fahrenheit hotter. BTU ratings appear on heating
devices ranging from home furnaces to pool water heaters. The set of
instructions below relates to heating a swimming pool, but the process is
very similar to calculating BTU needs for a home or other heating
applications.Difficulty:Moderately EasyI
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How to Calculate PVA 
Category : Personal Finance 
PVA or Present Value of an Annuity is a concept in finance that allows
determination of the present value of a series of future payments. Using
the PVA can help simplify decisions about investments by representing
several future payments as a single amount today. The equation used
to determine the present value of an annuity is PVA = A [(1  (1 / (1
+ i)^n)) / i].Difficulty:ModerateIns
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