Correct format specifier for double in printf - Stack Overflow
Format %lf in printf was not supported in old (pre-C99) versions of C language, which created superficial "inconsistency" between format specifiers for double in printf and scanf.

c++ - double and accuracy - Stack Overflow
A double typically provides 16 (±1) decimal digits. Your example shows this: 4 8 12 16 v v v v 0.947368421052631578 long double 0.947368421052631526 double The answers agree to 16 digits. This is what should be expected. Also, note that there's no guarantee in the C Standard that a long double has more precision than a double. The last decimal digit (16th or 17th) is not necessarily accurate ...

methods - Double vs double in java - Stack Overflow
Possible Duplicate: Java : different double and Double in comparison In a sample java program for one of my labs, I have two different methods taking Double and double parameters respectively. ...

Biggest integer that can be stored in a double - Stack Overflow
The biggest/largest integer that can be stored in a double without losing precision is the same as the largest possible value of a double. That is, DBL_MAX or approximately 1.8 × 10 308 (if your double is an IEEE 754 64-bit double). It's an integer, and it's represented exactly. What you might want to know instead is what the largest integer is, such that it and all smaller integers can be ...

Difference between long double and double in C and C++
Possible Duplicate: long double vs double I am new to programming and I am unable to understand the difference between between long double and double in C and C++. I tried to Google it but was unab...

What is the difference between "Double" and "double" in Java?
39 This question already has answers here: Double vs double in java [duplicate] (7 answers) Difference between decimal, float and double in .NET? (19 answers)

Integer division: How do you produce a double? - Stack Overflow
double num = 5; That avoids a cast. But you'll find that the cast conversions are well-defined. You don't have to guess, just check the JLS. int to double is a widening conversion. From §5.1.2: Widening primitive conversions do not lose information about the overall magnitude of a numeric value. [...] Conversion of an int or a long value to float, or of a long value to double, may result in ...

How do I print a double value with full precision using cout?
In my earlier question I was printing a double using cout that got rounded when I wasn't expecting it. How can I make cout print a double using full precision?

c++ - what's a variable with & -> double& - Stack Overflow
5 double& is just a double passed by reference. In VB.NET, it would be declared ByRef dec_deg as Double. EDIT: However, I would recommend instead of using a void function to set a value by reference, just change the return type to double and return the expression instead of having to pass a variable by reference.

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