Questions tagged [enum]

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

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6
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1answer
73 views

Distinguish between different types of log items in a dictionary by their key

My logging adapter is using a dictionary for storing data that is passed from middleware to middleware. It is a one-liner: ...
10
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2answers
1k views

Bouncing map back into its bounds, after user dragged it out

Users like exploring maps, seeing all that is around. However they tend to go too far. To prevent the map from getting lost to the user it bounces back into the set bounds, as defined by a rectangle. ...
3
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0answers
61 views

Emulating a C++ enum class C++ in C

I am trying to emulate a C++ enum class in C and the code works as I expect. I used this code as indicated on Stack Overflow. ...
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1answer
62 views

Using enum for singleton implementations to choose way of doing something

I have this service that reads emails from a mailbox as they come and I want to extract its contents in a map structure. For now I am interested only in the actual email (no images or attachments). I ...
2
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1answer
34 views

Two ways to implement DND type abilities

I am creating a game in Java that uses the DND model for a lot of its components. I've hit a roadblock when it comes to creating and implementing abilities. I have ...
2
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0answers
34 views

Client wrapper for sending data to a downstream process

I am building a Python client for an alert process engine. The users can use this client to publish and clear the alerts. The client exposes two methods publish and clear to the users. These methods ...
10
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3answers
656 views

General purpose replacement for enum with FlagsAttribute

Enums with the FlagsAttribute have the disadvantage that you need to be careful when assigning their values. They are also inconvenient when you would like to allow ...
5
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1answer
47 views

Enum for handling network request errors in Swift

I'm working on a new API written in Swift 5 and I wanted to play with the new Result. I wanted to know what you guys think about this syntax: ...
3
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1answer
79 views

API for multiple printer attributes [closed]

I have network printers which have different attributes (e.g. supported network protocols, languages, status, print modes). ...
3
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1answer
114 views

Swift function to find a specific set of combinations of 3 digits within a larger integer array

I asked this question on Stack Overflow and was directed here. I'm working on a function that will help me quickly find all the upper structure triads (3-note chord) that I can add to a 4-note 7th ...
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0answers
31 views

Single chars mapped to enums in Rust

I'm writing a simple program to parse lines read from a file. As I'm new to Rust, I wonder if I'm creating too much boilerplate. A sample line in the file looks like this: ...
2
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2answers
191 views

Java Swing Exercise: BMI Calculator

This is my first question here and this is my working Body Mass Index Swing Calculator. Any improvement or recommendation is welcome. ...
6
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1answer
258 views

Get elementary values from a flagged enum

I created a little function that returns the elementary values from a flagged enum. By "elementary" I mean the values that are powers of 2, excluding any combined enum values. I was a bit surprised I ...
4
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1answer
65 views

Enum class for weight units

I have some enum classes for units, like Weight units (KG and LB). I am translating the code to Qt C++ from Java, and I'm wondering what the best way to do this is as enums cannot have constructors in ...
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1answer
145 views

Enhanced C# Enumeration / `enum`

I am developing my own kind of Enumeration like SmartEnum but trying to prevent the user to provide a recursive-ish type definition like below: ...
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1answer
39 views

Playing card class, written using enums

I wrote a card class a while back in this post here: Previous Question I know it has been a long time but I recently came back to the project and wrote it using an enum as suggested in the answer to ...
-1
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1answer
52 views

C++ API design - Should I pass enums as method parameters

I have two methods which are GetMinimumSize() and GetMaximumSize(). They return the maximum size of the window, and they take ...
3
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3answers
67 views

Simple boolean gate with two TriState inputs

As part of a code review I came across this isDummy(a,b)-Method and the question, whether it is more readable as a conjunction, or a disjunction: Original snippet: ...
2
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1answer
79 views

Image pixel-editing class with an enum for colors

I'm creating an image class that can be used by other classes to create visualizations of data. The class doesn't need to be complicated as the classes will be editing the images pixel by pixel. The ...
1
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1answer
40 views

Avoiding the use of ordinal() in an already-deployed enum

While reviewing a PR, I found an enum being used like this: ...
-1
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1answer
50 views

Adding additional attributes to an Enum object

I have used Enum objects before in PHP as shown here. However, I often find it's a requirement to have further attributes or metadata available on the instances. I came up with the example solution ...
2
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1answer
81 views

C++ class for a flag register in a Chip8 emulator

In order to learn C++ I decided to code a Chip8 emulator following a tutorial. When I came across the idea of a flag register and decided it would be fun to implement in order to get familiar with ...
1
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1answer
64 views

Using Enum in java to store a fixed set of mutable objects

I already posted this on Stack Overflow, but someone suggested to post it to Code Review instead. I am creating an Android app that draws to the canvas. For this, ...
0
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2answers
129 views

Factory method to create two kinds of cars based on an enum

I am implementing the factory method approach. My intention is to know if my approach is correct for factory method. Any modifications to be done to align with the approach? First I am creating an ...
2
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1answer
136 views

Manage Game Level with enum

Basically What I have is basket ball App. In which I have Added some levels and difficulties. logic is simply use tupple in enum and I have some methods to update / get current level with new values ...
2
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2answers
137 views

Creating an Enum with a Custom Type in Swift 4.x

I was in a code review today and someone said, "Why don't you do an enum on that?" I had started to, but conforming to a bunch of protocols seemed like a gigantic ...
4
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1answer
221 views

PHP class that behaves like enums

I'm relatively new to PHP and one of the things I miss from other languages are enums. After looking around for some samples on how can I have somewhat similar to them, I came up with this ...
9
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2answers
3k views

Int to Enum Extension Method

As you know, converting an int to an enum is straightforward. Doing it generically with type/range checking isn't. I looked for a reusable example since this seems like a common situation but did not ...
7
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3answers
292 views

Viable Flags (Enum) ValueObject

I was answering a question that led down a rabbit hole of creating an EnumValueObject with [Flags] capabilities. I started with ...
3
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1answer
388 views

I created a “enum string” container in c++

The reason I created this is because I wanted my string values to be type safe and I wanted to decrease the amount of bad data that has crept into my system due to hard coded values in the past. ...
5
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4answers
1k views

Python Constant Class, Different Enum Implementation

So I saw a need for and came up with a class implementation to group constants, which I'm calling a Constant Class. I wondered if there existed other similar implementations or if there is a flaw in ...
2
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2answers
463 views

Game Character class with many skills

Im creating a class that has all of my data in and can see it would quickly become messy. I feel that there must be a way of making it neater rather than making a new method each time For example. I ...
5
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2answers
984 views

Custom enumeration classes

Lately I've been using a lot of enums in my project and the lack of generic Enum constraint seems to be quite problematic. This combined with few other headaches ...
12
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1answer
161 views

Generic framework to handle parameterized commands

I asked this question a while ago, and this was one of the comments: There (mostly) seems to be a one-to-one mapping of a lot of your functions to IRC command verbs. For example, ...
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2answers
68 views

Advanced nuclides library

[Context] : I'm currently developing a program in nuclear physics and i would like to have a simple access to all nuclides. Technical specifications are : Since informations are static, I want them ...
1
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1answer
66 views

Nuclides enum library

I'm currently developing a program in nuclear physics and i would like to have a simple access to all nuclides. Technical specifications are : Since informations are static, I want them to be hard ...
1
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2answers
413 views

Simple barista application to calculate the price of a drink based on different ingredients

The scenario is that a customer orders a coffee from a vending machine by selecting a choice from several categories, such as size, flavor, and creamer type. Given their choices, we then have to ...
1
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1answer
165 views

Pre Java 8 a lot of Comparators implementation

Looking for critiques on my implementation of a list of countries that offers many ways to sort it in a useful and easy way for a client. The main concern is about the design of the enum that holds ...
2
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1answer
533 views

Using enums in a card/deck class [closed]

I recognize that this is a common question area with lots of answers: Here and here for example. Specifically I'm trying to better understand how to use Enums in Python. Suits in a deck of cards ...
2
votes
2answers
240 views

Mixing arbitrary integers and enum values

I'm writing a text adventure editor that identifies various StoryEntity instances by name, among other means, but the name is the primary way for the user or player ...
1
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0answers
132 views

Utility for setting Excel column heads

In my workplace, our web application used to show the data in LIST. It also allows their users to download that list's data in Excel format (we are using Apache POI for Excel). Now everytime we need ...
1
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0answers
51 views

Map between multiple data sets and magic numbers

Intro I've recently come across a problem when getting metadata from files in explorer. Meta Data can be read off a file using the GetDetailsOf function, which ...
5
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0answers
723 views

Implementing an enum field for peewee.Model

I implemented an enum field class EnumField inheriting from peewee.CharField. The reason that I use a character-based field is ...
11
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2answers
3k views

Reimplementing Python's enum.auto() for compatibility

In Python >= 3.6 there is an enum.auto() function. The auto() function can be used like this: ...
2
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1answer
915 views

Enum synced with Database

Our database has several tables that have a value that can be one of 4 things, so we made these columns instead have an id column with a foreign key to an enum table with an id and a value column to ...
2
votes
1answer
51 views

Class to classify and compare alphanumeric symbols

I need a class to handle sequences of the following Symbols: 0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ. Digits, lowercase and uppercase symbols will be handled differently. I will ...
0
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4answers
6k views

Enumeration for days of the week

I want to be able to represent days of the week as Strings and numerical values so I can print out the days of the week and sort them properly (sun-sat instead of sorting them alphabetically). This is ...
3
votes
1answer
573 views

Including ResourceBundle in enum in order to display enum constant name in different languages [closed]

I'm working on spring web application which has to be accessible both in polish and english. So generally, it's all about internationalization. Of course, internationalization is based on getting ...
2
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2answers
3k views

Enum with associated value as stored property in Swift extension

I have a service which connects to server using socket and stays connected, I used this enum to manage connection state: ...
2
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1answer
2k views

Int-Enum to String and vice a versa in Swift

I have a situation in my client-server app where I have to send my network strength to server and also receive other clients' strength from server. So I created enum as: ...