Useful classes implemented in core Java that I am likely to use again.
- Dice: Generates random numbers in a specific range
- Cal: Reproduction of the UNIX Cal command
- PadString: Generates strings based on input string with white space padding
- Primecalculator: Calculates all primes less than input upper bound.
- QuadraticEquation: Quadratic equation as an object, which calculates discriminant and real or complex floating point roots.