A data type consisting of a set of named values called elements, members or enumerators of the type.

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Large Switch Statement Handling 50+ Options That Call Different Methods

I have a switch statement used to handle options that a user selected (stored in an array). The array is iterated through, and for each element (enum object) in the array, an appropriate action is ...
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0answers
18 views

implementing a StringEnum

this is to be used like an Enum (as parameter mostly), but for string using .net 3.5 Actual Implementation ...
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2answers
66 views

Enum for converting between field naming conventions

Based on this question and this answer, I decided to try the enum approach to do some more conversions I need in my application. This time I required to convert between the different field naming ...
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0answers
55 views

Enum to string with template metaprogramming

This allows enum values to be outputted as strings. But enum_strings is a type, not a map or a vector, so if the enum value is known during compile time, there ...
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2answers
164 views

Operator-based switch for a database query filter

I am currently working on a method, that can search based on a value and an operator. Currently I check which operator was supplied to the the method in a switch, and do operations accordingly to it. ...
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4answers
2k views

Selecting an enum for a payment transaction

I'm writing a small Android application that deals with payments and, in my function that handles transactions, I need to translate a number of installments (1-12) and whether or not it has interest ...
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3answers
209 views

Using Enum to Handle String literals

I have a java component that was using a lot of string literals that I need to make comparisons on and return booleans based on these comparisons. In order to make the code more robust I externalized ...
2
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1answer
87 views

Poker app in C#

I am developing a poker application using C#. It is almost done, and I'm looking for improvements. One of the things I wonder is whether I should change my method that checks if the player has a ...
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vote
1answer
39 views

Single Flag Only Enum (RestrictedEnum<T>)

This class simply allows you to use an enum while only allowing you to set a single flag. If multiple flags are set they will be rejected--unless the total of the combined flags is the same value of ...
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1answer
51 views

Basic JSON Representation in Rust

This week I started reading "The Rust Programming Language". As I reached the chapters on enumerations and pattern matching I felt I had enough material to put together a simple representation of JSON ...
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3answers
66 views

Avoiding numbness with Python Enum

First, the context: I'm working with a student to build a web frontend for a star cluster simulation package called starlab. Typical starlab usage involves ...
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1answer
77 views

Enum Singleton implementation in Java

I just wanted to implement the enum singleton in java. Here is my implementation where I have tried to create a singleton DataSource instance: ...
6
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1answer
50 views

A global Enum for comparison operators

This approach was born out of wanting to pass a logical expression (E.G. ">=10000") as a parameter to a function. So, I built an Enum and a function to use it to evaluate logical expressions. Is ...
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4answers
973 views

Flags on steroids

What is so bad about [Flags] enum? It does not support IEnumerable<T> anyhow, so to get one we need to use syntax like ...
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2answers
199 views

Efficiently return a ChatColor

I am working on a plugin for a Minecraft server. In it, I have a function that returns a ChatColor depending on what permission level you are. Whenever I need ...
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2answers
553 views

Extension method to list enum values

I have the following enum extension method: ...
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2answers
105 views

Enums for the four directions

I have walls that I can spawn. They wll move in one of four directions, up, down, right or left. Now I can set, wether the wall is thin, wide, long or short, but the problem is: Nearly everything I ...
2
votes
2answers
184 views

Parsing from one enum to another

I face a problem I think I am not approaching appropiately. I have two independent enumerators that both will contain the same members, the only difference being the values given. I have to be able ...
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1answer
149 views

Remove elements existing in a list built from an enum

The objective of this code is to make the difference inbetween two lists of items, that is knowing which items are missing in the second list in regards to the first one. The first list is built from ...
5
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1answer
281 views

Generic method for obtaining enum items in an ushort object

The idea is to perform a bit-wise scan of an ushort provided to find any and all matches within an enum collection. The code I ...
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2answers
137 views

C++-safe way to use using inside headers

I have this C++ 14 code in a project of mine. Enhedron/Util/Enum.h: ...
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2answers
1k views

Yet another lightweight Enum for Python 2.7

I'm trying to develop a lightweight enum for Python 2.7. This question is downstream of the SO question here; for context, a streamlined version of the bulleted addendum to that question is ...
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2answers
207 views

Checking DnD Traits in an enum

Overall, I'm working on a simulator for a modified DnD 3.5 system. Right now, I'm trying to write an enum class that handles the Classes/Professions, and am ...
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1answer
37 views

Module for isotopic masses and abundances

I have written a small module for accessing data on isotope masses and relative abundances. My long term aim is to build tools in Haskell for working with mass spectrometry data. Any comments on how ...
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2answers
69 views

Transforming CSS into an encoded representation

I have a java code that is supposed to format the content of a .css file so that I could use the result to make a enum class. ...
7
votes
1answer
322 views

The Yahtzee Game

I am designing two methods to be used in a Java implementation of Yahtzee. For those not familiar with the game: Players take turns rolling dice and acquire points based on the face up values ...
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0answers
46 views

“EnumSpace” - enum inheritance attempt using namespace macro

EnumSpace This file enables the use of a utility I like to call "EnumSpace". This utility is enums and ...
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1answer
131 views

Bitmask type to perform binary operations

Without any specific implementation details, how would you create a bitmask type that wraps binary arithmetic into something easy to read? Ideally, this would be used with an ...
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2answers
125 views

Handling Enum flags for a copy operation

I've just set up a bit of code to try and make things neater, but all I've really done, is add a whole bunch of nested if statements: ...
5
votes
1answer
82 views

Enumerations for a game character's statistics

I would like to improve my functions and work properly on enums without all of those IFs as well as make it more consistent (for example ...
7
votes
2answers
131 views

Efficiently checking if a large enumeration has a consistent order

The scenario is as follows: We have a streamed enumeration that we have to check if it's ordered or not before processing it (about 75-80% of the time it is ordered). We are talking about pretty big ...
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1answer
460 views

Attempt at type-safe enums in JavaScript

I wrote this tiny library yesterday. The goal was to implement enums in JavaScript with type-safety. I modeled the implementation similar to enums in Java, since that is what I am most familiar with. ...
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2answers
450 views

Function to toggle between two values of an enum

I have this code, but it looks a bit verbose: enum MonitoringMode { Seek, Destroy } ...
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1answer
124 views

Class for modifying stats of units

I am specifically looking for input on naming ModifierCalculator and Modifiers. I would also appreciate input on whether ...
2
votes
1answer
96 views

Sort files by the type of file

I need to sort files by the type of the File. To accomplish the task I first wrote the code below: ...
5
votes
1answer
326 views

C++ FlagSet: typesafe usage of enumeration as bitset/bitmask

Below is my attempt at providing a type-safe way to combine enumeration and bitset together. The resulting class is intended to be use as a set of flags, where each flag is a member of the ...
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89 views

Suggesting “safe enum” class for ISO C

There are quite some questions and answers about how to make enum really type-safe and I didn't find a solution that ensures both type safety and valid values. So I ...
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2answers
952 views

EF lookups and enums

I have a lookup table "RequestTypes" that has the following data: ...
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3answers
53 views

Page Enum with overridden methods for the first and last members

I am managing the changing of views in an Android app using this enum and associated methods. I am particularly interested in the Page enum's use of overriding ...
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749 views

Localizing an enum in Java

I am currently using an enum in my Android application to display time periods: Weekly Bi-Weekly Monthly Quarterly Yearly I created the enum like this, because I wanted to know the description, ...
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1answer
84 views

Populate the list based on which datacenter code is running on

This is a follow on to : Efficiently detect datacenter based on server hostname and return the full path. I have a library which is running in different datacenters in production. I have three ...
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1answer
92 views

Efficiently detect datacenter based on server hostname and return the full path

I have a library which is running in different datacenters in production. I have three datacenters in production: DHP, SLP, LTR Depending on which datacenter ...
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votes
3answers
257 views

Enum Constants for Convert Units

I have a few constants in a game that I'm doing for hobby. I need to store constants for the total size of the a Physical World and the size of the Screen. I can position the world's objects to the ...
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votes
3answers
77 views

Device-dependent image descriptor fields

In a Java class that belongs in a library, I have a field size that indicates size of image. It must be int, but some values are ...
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1answer
155 views

Implementing a date validator using enum

First and second post on the same subject. This is such a great way to learn. Once again I'm open to suggestions. I have implemented almost all of the suggestions from before, which have resulted in ...
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4answers
412 views

Enumerated rank comparator utility class

A common task I often face is ordering a collection of items according to some predefined model, typically expressed as an ordered list of ranks. For example, credit agencies might rate financial ...
4
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1answer
229 views

Enums for measurement units, with possible circular dependency

I have some enums that define measurement information, such as volume, mass, distance etc... They are defined as such: ...
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2answers
550 views

Map enum values

I want to map values of a enum to some other values. For instance, here I map Color to Group: ...
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3answers
149 views

Mixing business logic and presentation layer in enum type

Let's assume I have an enum type with currency: ...
6
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0answers
110 views

Possible class redundancy and improper enum usage

I am looking for code correctness and design usage as I think I might be over doing it in the class department. There are two things I'm mostly concerned with. The possible redundancy of classes ...