Exception or error: Closed. This question does not meet Stack Overflow guidelines. It is not currently accepting answers. Want to improve this question? Update the question so it's on-topic for Stack Overflow. Closed 6 years ago. I’m an Android Developer and as part of my next app I will need to evaluate a large variety …

# Tag: math

## android – MathML and Java-ThrowExceptions

Exception or error: Closed. This question does not meet Stack Overflow guidelines. It is not currently accepting answers. Want to improve this question? Update the question so it's on-topic for Stack Overflow. Closed 4 years ago. I’ve been doing some research for a mathematical Android related project I’d like to embark upon and I stumbled …

## java – Using FloatMath or Math and a cast?-ThrowExceptions

Exception or error: In the latest update of the Android API the FloatMath is marked with the following lint-warning: In older versions of Android, using android.util.FloatMath was recommended for performance reasons when operating on floats. However, on modern hardware doubles are just as fast as float (though they take more memory), and in recent versions …

## math – Implement page curl on android?-ThrowExceptions

Exception or error: I was surfing the net looking for a nice effect for turning pages on Android and there just doesn’t seem to be one. Since I’m learning the platform it seemed like a nice thing to be able to do is this. I managed to find a page here: http://wdnuon.blogspot.com/2010/05/implementing-ibooks-page-curling-using.html – (void)deform { …

## xml – How do I apply mathematical operations to Android dimensions?-ThrowExceptions

Exception or error: How do I avoid this hardcoded math… <resources> <dimen name=”uno”>10dip</dimen> <dimen name=”dos”>6dip</dimen> <dimen name=”uno_plus_dos”>16dip</dimen> </resources> <Button android:layout_marginTop=”@dimen/uno_plus_dos” /> …and covert it to something like this? <Button android:layout_marginTop=”@dimin/uno + @dimen/dos” /> How to solve: You don’t, sorry. Layout XML files do not support expressions. You either: Leave it as @dimen/uno_plus_dos, or Set your …

## math – How would I find all sets of N single-digit, non-repeating numbers that add up to a given sum in PHP?-ThrowExceptions

Exception or error: Let’s say I want to find all sets of 5 single-digit, non-repeating numbers that add up to 30… I’d end up with [9,8,7,5,1], [9,8,7,4,2], [9,8,6,4,3], [9,8,6,5,2], [9,7,6,5,3], and [8,7,6,5,4]. Each of those sets contains 5 non-repeating digits that add up to 30, the given sum. Any help would be greatly appreciated. Even …

## algorithm – Calculating Floating Point Powers (PHP/BCMath)-ThrowExceptions

Exception or error: I’m writing a wrapper for the bcmath extension, and bug #10116 regarding bcpow() is particularly annoying — it casts the $right_operand ($exp) to an (native PHP, not arbitrary length) integer, so when you try to calculate the square root (or any other root higher than 1) of a number you always end …

## java – How do you use math.random to generate random ints?-ThrowExceptions

Exception or error: How do you use Math.random to generate random ints? My code is: int abc= (Math.random()*100); System.out.println(abc); All it prints out is 0, how can I fix this? How to solve: Cast abc to an integer. (int)(Math.random()*100); Answer： For your code to compile you need to cast the result to an int. int …

## math – java Generalized Hypergeometric function-ThrowExceptions

Exception or error: I am looking for a java library that can calculate generalized hypergeometric function (http://en.wikipedia.org/wiki/Generalized_hypergeometric_series). I looked at Apach Common Math, but did not find the function. Actually, I need the function to calculate the cumulative probability function for beta-binomial distribution (http://en.wikipedia.org/wiki/Beta-binomial_distribution). If anyone knows a java package including the distribution, it would …