Allowing end programmer to expand API enum
35865
Can enums be subclassed to add new elements?
157696
Pass an enum value from lightning controller to Apex
46657
How to prevent duplicate values in enum?
144591
How to translate a Java Enumeration to C#?
138500
Modify a class definition's annotation string parameter at runtime
70905
Increasing the maximum number of enumerate environments?
113515
Follow up: instance control in Java without enum
104735
Most efficient way to switch on SObjectType?
109352
Parse string to enum type
34000
Mapping enum types with Hibernate Annotations
97379
C# vs Java Enum (for those new to C#)
153640
What is the purpose of a these #define within an enum?
132611
Implementing toString on Java enums
158607
How can combine two enumerations with a custom function?
123993
Can I turn a collection of optional parameters into a macro?
44408
How to easily map c++ enums to strings
133389
Automatically create an Enum based on values in a database lookup table?