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Random Double From Range

using System; using System.Collections.Generic; public static class MathUtil {     private static volatile int _seed;     public static bool RandomBooleanWithProbability(double probability)     {         _seed += DateTime.Now.Millisecond;         var random = new Random(_seed);         return random.NextDouble() < probability;     }     public static double RandomDoubleFromRange(double from, double to)     {         _seed += DateTime.Now.Millisecond;         var random = new Random(_seed);         var diff = Math.Abs(from - to);         return random.NextDouble() * diff + from;     }     public static int RandomIntFromRange(int from, int to)     {         _seed += DateTime.Now.Millisecond;         var random = new Random(_seed);         return random.Next(from, to + 1);     } }