A data type consisting of a set of named values called elements, members or enumerators of the type.
3
votes
2answers
45 views
Mapping enum keys to instance values
I am working on a pathfinding program / alogrithm, and I have the following class:
...
2
votes
2answers
56 views
Extracting name and value from the enum
I wrote the below enum from which I need to extract the name and its value:
...
17
votes
2answers
531 views
Enum, constants, or other to represent chess pieces
I'm learning C# and I decided to write a chess program to help me practice the concepts I'm learning in my book. I started the Board class tonight, which is going to handle 1) the board state and 2) ...
6
votes
0answers
62 views
Let's play some Swift Poker
Before you can do any sort of card game, you must first write some code to define your deck of cards.
One thing I've noticed in looking at some of Apple's Swift interfaces is that they very much so ...
1
vote
0answers
48 views
Enum list to STL container, part 2
Original question:
Enum list to STL container
Goal: Write a function enumToSTLContainer() that is to return any STL container whose elements are from a specified ...
2
votes
1answer
54 views
Enum list to STL container
Can someone improve upon this function of mine? EnumToSTLContainer is supposed to make a copy of any STL container whose elements are from a specified ...
3
votes
1answer
201 views
2
votes
0answers
67 views
Supporting Enum in EF 5 with .Net 4.0 (Visual Studio 2010)
I'm currently working through Getting Started with EF5 using MVC 4 in Visual Studio 2010 (.NET 4.0) to learn about how to use ASP.NET and Entity Framework. During the beginning of the tutorial I ran ...
8
votes
1answer
140 views
Too much fun with EnumMap-related features and lambdas?
I have created an utilities class to handle certain EnumMap-related features, such as creating and converting between ...
6
votes
3answers
308 views
Leaving out the max value in an Enumeration
This is part of a school assignment and I came up with the following solution to leave out the max value in a Enumeration:
...
4
votes
0answers
45 views
Reading OS X file tags
I'm investigating Go for use in our internal network / office project management system, and need a way to check and edit the color tags that you can set in Finder on files or folders (extended ...
14
votes
2answers
385 views
Vector-to-direction method in Java
I don't really have a problem, but my code bothers me, because I know it could be done in a much better way.
I have an enum of 4 directions: north west, north ...
-3
votes
2answers
150 views
static factory method alternative to nested switch statements? [closed]
At first I liked the idea of nested switch statements, but on a second-look, it seems a bit confusing to read.
I'm iterating through two enum's as so:
...
5
votes
1answer
485 views
Iterable enum class in C++11
For a small project I'm working on, I've been looking for an iterable enum-like class in C++, since neither C-style nor scoped ...
8
votes
3answers
248 views
Java enum for mapping classes and specific URL
I have a ZK project in Java 6 (ZK is like ASP.NET but with zul files in stead of aspx). For showing and creating/updating the ...
5
votes
3answers
129 views
Is this good design for custom email template?
I read effective Java by Joshua Bloch. And it said use enums over int constant. So I was thinking instead of using hard coded strings I could also use enums. The forgotpassword.txt and ...
7
votes
2answers
83 views
Validating multiple keys in the builder class based on the rules
I recently started using Builder pattern in one of my projects and I am trying to add some sort of validations on my Builder class. I have already asked a question, got some feedback and incorporated ...
1
vote
1answer
64 views
Making a URL by prioritizing the keys if multiple keys are present efficiently
I recently started using the Builder pattern in one of my projects.
Below is my builder class -
...
6
votes
2answers
66 views
Efficiently returning the string basis on current datacenter
We have machine hostname as -
dbx111.dc1.host.com
dbx112.dc2.host.com
dcx113.dc3.host.com
dcx115.dev.host.com
Here dc1, ...
8
votes
4answers
582 views
An enum that has situationally invalid entries
Is it considered bad style to have that BOTH value in the Direction enum? Problems can arise from ...
3
votes
1answer
69 views
An attempt to extend an enum to prevent branching without violating the Open-Closed principle
I love making utility State enums, and giving them methods that do useful things based on which instance of the enum is provided. This works when the enum is very specific to the class I'm working on, ...
6
votes
1answer
631 views
Smart enum templates
Here is some code I wrote 10 years ago. I'm now reviewing it and there are a lot of things I don't like.
There is possibility for weird behaviour if the template is attempted to be used with a type ...
13
votes
4answers
674 views
Enum with getting subset
I just wrote this but I'm not sure if this is good practice. Can someone give me advice as to whether it's good or how I can do better or even it's bad code?
The point is that I need a sub ...
4
votes
1answer
136 views
“Agenda” test application for Enum
I'm still new in Java so I always try to find new ways and improve my skills.
I found enum in Java to be very powerful (maybe excessively?) and while I was reading ...
5
votes
1answer
62 views
Turn multiple key presses into single GameAction
The InputHandler class for my game detects key presses, turns each one into a GameAction, and raises an event.
...
14
votes
5answers
3k views
Java enum containing a hash map for look up
I have the below enum. I need to get the description by code. It is working but can it be improved still?
...
7
votes
4answers
495 views
Saving enum value using name()
Let's assume I have an enum type
enum ComponentState {
TURNED_OFF,
TURNED_ON,
SUSPENDED,
TO_REPAIR;
}
This enum describes a state of some ...
4
votes
1answer
116 views
Enumerating a boolean in C
This is one way to make a boolean in C.
typedef enum {
false = 1 == 0,
true = 0 == 0
} bool;
Recently I made some like
...
7
votes
2answers
104 views
Is there a better way to insert an enum into a set without macros?
I created an enum for a class and in the constructor I inserted all the enum values into a set. I am wondering if there is a ...
5
votes
1answer
2k views
Concerned with Enums, JSON, and ASP.NET MVC
I am writing an application that uses ASP.NET MVC for its front end, and for the back end, it uses RavenDB to store data. This ...
4
votes
1answer
137 views
Converting data when output std container via ostream_iterator
I have a strongly typed enum and std::vector of this type.
...
3
votes
1answer
142 views
Genericizing PropertyValues
This should be the last iteration for this code.
Question 1
Does this approach make sense or am I heading down the wrong path?
Question 2
The only thing I can see to make this better is to ...
2
votes
1answer
819 views
Automatic C++ enum to string mapping macro
I have long been looking for an elegant, one-line solution to map enum to strings automatically, for use with the << and ...
11
votes
5answers
1k views
3
votes
2answers
2k views
2
votes
1answer
420 views
User-defined color implementation in windows console
I have implemented an user defined colors enumerator, and if is possible I appreciate if I will get a code review.
I want to know if my implementation is correctly or must improve it.
If there exist a ...
5
votes
1answer
79 views
One-line initialisation for a constant list with all entries except one from another list
I'm looking to simplify the initialisation of the second constant, preferably to just one line. Any ideas? Anything from Guava or JDK (up to 1.6) is ok to use.
...
5
votes
3answers
9k views
Loading a combobox with an enum and binding to it
I have the following code to load an enumeration into a bound combo box, but am not quite happy with it.
I would prefer to store the actual enum value in the ...
6
votes
1answer
2k views
Variadic macro enum class “reflection” in C++11
I recently had the need of "reflecting" multiple enum class constructs in order to get their elements' names as std::string ...
5
votes
1answer
188 views
Critique of Cardinal Direction Enum
I'm working on a simple game in which I need to track the cardinal direction of an object. I experimented with using the enum's ordinal value, as well as using switches for the rotation, but both ...
2
votes
4answers
209 views
Enum or Constant
I'm writing a SDK for a NFC device in .NET so I don't have to import the SDK from C++. Right now I'm working on the ISO14443-3 part which is just simple Halt, Request, and Anticollision commands. The ...
6
votes
0answers
287 views
Building a good C++11 template library - compile-time checked enum array
The task is to add data or values to members of a given enum class. The compiler should check, if a value for each enum member is available, and not just default construct empty values. It is a tool ...
4
votes
2answers
819 views
Alternative to starting enum values with a number?
I have an enum like the following:
enum MeasurementBandwidth
{
Hz1 = 1,
Hz3 = 3,
Hz10 = 10,
...
}
But I do not like the ...
3
votes
2answers
112 views
3
votes
1answer
89 views
Critique of enum
I'm working my way through The Java Programming Language, Fourth Edition - The Java Series. This is Exercise 6.4:
Expand your traffic light color enum from Exercise 6.1 on page 152 so that each ...
7
votes
4answers
566 views
Tic-Tac-Toe design
Kindly look at this code and point out design flaws or areas for improvement. I think I've done the last part right (the enum). I think the rest of the design is flawed but I am very new to ...
3
votes
3answers
7k views
Converting enum values to strings in C++
Question 1: functionxxx_as_string() is used below. How else could it be more elegantly named?
Question 2: Is the static char* array method adopted below the only solution? Best solution? Any ...
1
vote
0answers
619 views
“options” binding with an enum as data source
I need to bind a dropdown to an enum. For this I've made a key/value class and manually go through each enum option to add it. Is there a more elegant way?
Note: I'm not looking for naming guidelines
...
0
votes
3answers
1k views
Converting a c# enum into a list to be sent to the client
I want to use the enum on the client for a dropdown list. Does this make sense, or is there a smarter way of doing this?
...
2
votes
3answers
212 views
An attempt at a simple type safe python enum
There have been many posts here about enums in python, but none seem to be both type safe and simple. Here is my attempt at it. Please let me know if you see anything obviously wrong with it.
...
