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java Programming Glossary: bigintegerMost elegant way to generate prime numbers http://stackoverflow.com/questions/1042902/most-elegant-way-to-generate-prime-numbers of the sieve of Eratosthenes starblue Use Java's BigInteger s and nextProbablePrime for very simple code although I can't..
Convert a string representation of a hex dump to a byte array using Java? http://stackoverflow.com/questions/140131/convert-a-string-representation-of-a-hex-dump-to-a-byte-array-using-java what should I do I am a Java novice and ended up using BigInteger and watching out for leading hex zeros. But I think it is ugly.. why it is an improvement Safe with leading zeros unlike BigInteger and with negative byte values unlike Byte.parseByte Doesn't..
How to increase to Java stack size? http://stackoverflow.com/questions/3700459/how-to-increase-to-java-stack-size long would overflow. Refactoring fact so it would return a BigInteger instead of long would yield exact results for large inputs as..
How to generate a random alpha-numeric string http://stackoverflow.com/questions/41107/how-to-generate-a-random-alpha-numeric-string new SecureRandom public String nextSessionId return new BigInteger 130 random .toString 32 If you allow session identifiers to..
Best way to represent a fraction in Java? http://stackoverflow.com/questions/474535/best-way-to-represent-a-fraction-in-java not too long ago for Project Euler problems . It keeps a BigInteger numerator and denominator so it'll never overflow. But it'll.. import java.math. Arbitrary precision fractions utilizing BigIntegers for numerator and denominator. Fraction is always kept in lowest.. 1L because Number is Serializable private final BigInteger numerator private final BigInteger denominator public final..
Converting A String To Hexadecimal In Java http://stackoverflow.com/questions/923863/converting-a-string-to-hexadecimal-in-java
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