How do I cast int to enum in C#?

From an int: YourEnum foo = (YourEnum)yourInt; From a string: YourEnum foo = (YourEnum) Enum.Parse(typeof(YourEnum), yourString); // The foo.ToString().Contains(“,”) check is necessary for // enumerations marked with a [Flags] attribute. if (!Enum.IsDefined(typeof(YourEnum), foo) && !foo.ToString().Contains(“,”)) { throw new InvalidOperationException( $”{yourString} is not an underlying value of the YourEnum enumeration.” ); } From a number: YourEnum … Read more

How do I generate random integers within a specific range in Java?

In Java 1.7 or later, the standard way to do this is as follows: import java.util.concurrent.ThreadLocalRandom; // nextInt is normally exclusive of the top value, // so add 1 to make it inclusive int randomNum = ThreadLocalRandom.current().nextInt(min, max + 1); See the relevant JavaDoc. This approach has the advantage of not needing to explicitly initialize … Read more

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