BlueJ Noob!!! Need some help writing some codes
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tannerbro
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Posted: Mon Oct 10, 2011 7:28 pm Post subject: BlueJ Noob!!! Need some help writing some codes |
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Ok so this was a lab in class that I couldnt quite grasp.....they want me to create a public boolean for a FancyInt Object being a positive number....Everything I completley made from scratch and the only other parameters are the get value, set value, FancyInt, initialValue, and then it asks a few more questions where I get stuck at so here it is.....
c. A feature that returns whether or not a FancyInt is positive.
The class should implement this feature via a method with
the following skeleton:
public boolean isPositive ()
{
boolean result;
result = true; // dummy result initialization; ??? FIX ME
return true;
} // isPositive
d. A feature that returns whether or not this FancyInt object is even.
Please use a method signature similar to the one used for isPositive.
e. A feature that views the value of this FancyInt object as a temperature
in degrees Celsius and returns its Fahrenheit equivalent.
The class should implement this feature via a method with
the following signature
Also they want me to create a method so I can turn a value into Celsius but have it returned as Fharenheight...and vice versa.... any suggestions would be appreciated. |
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Tony
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Posted: Mon Oct 10, 2011 9:21 pm Post subject: RE:BlueJ Noob!!! Need some help writing some codes |
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so given some value (e.g. 4), how do you know if it's positive or not? |
Tony's programming blog. DWITE - a programming contest. |
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huskiesgoaler34
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Posted: Thu Oct 13, 2011 9:30 am Post subject: Re: BlueJ Noob!!! Need some help writing some codes |
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C x 9/5 + 32 = F
(F - 32) x 5/9 = C
Just use these calculations inside the method that you are using for the conversions.
For the first question (determine whether fancyInt is positive), use a command that checks to see if the number is greater than 0 or less than 0. |
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