Generic programming is a style of computer programming in which algorithms are written in terms of to-be-specified-later types that are then instantiated when needed for specific types provided as parameters.

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ReturnCode code class uses generics to hold an object [on hold]

I have a series of methods that need to make database queries, and at any point, it might need to return a return code (a boolean and message) indicating that the query has failed. However, it ...
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52 views

Creating a Generic Template Interface/Class and injecting into another object

I would like to create a generic template class for my document processor. Assuming the template has a source file path and a "content", here's what I came up with: Template ...
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126 views

Generic queries and handlers without reflection

I'm trying to implement generic queries and handlers so that I can make requests with simple syntax, like this: ...
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1answer
29 views

A banded interpolator, for any type and any interpolation method

This is an extension of my Attributes system I wrote about in these questions: Lvl 1 upgradeable attributes Lvl2 upgradeable attributes It is unrelated to the core functionality under review in ...
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2answers
79 views

Immutable Queue in Java using an Immutable Stack

I am new to this Immutability concept and I have some coding experience in JAVA. Recently as a part of internship program, they gave me a 5-day task, which was to implement Immutable Queue. After some ...
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1answer
48 views

Self-made LinkedList and Node

I have recently made two kinds of linked lists in Java. I know that there is one with generic and one without. However, what I am really concerned about is which style should be used mostly (or which ...
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138 views

Generic sum method for a Collection<Number>

While answering this question, I wanted to use a generic sum of Collection function. Java doesn't have a native method, so I wrote one. There are a couple things ...
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242 views

Simple Generic output for Deserializer

Lately I have been learning about serialization so I decided to write a little helper class for my application to make it easy to use this feature in multiple places. I actually mixed some generics in ...
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88 views

Implementing a singly LinkedList and IList interface

I have implemented a LinkedList in C#. What would you change/make better? What naming conventions are misused? What would you add? Some of my ideas are to make it ...
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37 views

Refactoring ideas wanted [closed]

I have a several WebApi controllers have that use 2 generic classes for processing. Depending on the data sent in the request, one of the generic classes is called. This logic is wrapped in a ...
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2answers
61 views

Nullable Generics - Implementing SequentialSearchST in C#

For learning purposes, I am implementing certain code from Sedgewick & Wayne's Algorithms, Fourth Edition. Because of language features, a direct translation doesn't seem possible. For example, ...
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1answer
60 views

Does Java need an Observable object with generics?

This is the follow-up question from here. This is an Observable class similar to java.util.Observable. The difference is that ...
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2answers
166 views

java.util.Observable but with generics to avoid casts

This is an Observable class similar to java.util.Observable. The difference is that it uses generics to avoid casts. The ...
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2answers
65 views

Parse File or String input in a uniform way: Is it possible with Generics?

I have a Parser class which creates a collection of String pairs, parsed in the format key=value. ...
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1answer
86 views

VHDL mux in need of generics

I've built a multiplexer which takes 2 inputs: one array of std_logic_vector and one std_logic_vector to select the correct ...
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2answers
105 views

Applying TrimSideSpaces() method to multiple string properties

I am looking for generic ideas and guidelines of how to improve the style of my coding and make it more readable and robust. ...
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3answers
1k views

How to make this StringToCollections method more generic?

I am new to C# and I have a big functions that receives the following arguments (Package inPackage, string materialIDs, string functionIDs, string companyIDs). ...
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2answers
87 views

Typetokens in C++11

I have written a typetoken library in C++11 and I want to know if it is indeed typesafe, threadsafe and complete. The purpose of this library is to give an unique ID to every requested typename ...
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1answer
39 views

A Java class for calculating size of iterable/array v2

Version 2 of A Java class for calculating size of iterable/array ...
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1answer
96 views

A Java class for calculating size of iterable/array

Another exercise of Java generics: ...
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5answers
310 views

A Java class that prints a matrix

I am trying to learn some generic programming with Java: ...
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1answer
154 views

Transformation of abstract models

In one of my recent projects I faced the problem of transforming an abstract class into another abstract class. The classes were structured like this and are part of an api for questionnaires: ...
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4answers
454 views

Cutting it to Pages

I was working on representing a large List of information on a number of different pages, and a colleague of mine suggested that I try to make a generic method for ...
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2answers
69 views

Making a database entity superclass

I am using JPA for my database work and I need to create a database entity superclass which all of my table entities will extend. Every database entity will have a primary key named ...
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1answer
73 views

Functional interface uses uncheck or unsafe operations

First of all, I am absolutely surprised that this code even works. Originally what I did was create a version checking system for Minecraft plugins (specifically Bukkit, Craftbukkit, & Spigot). ...
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1answer
26 views

Generic Timing Class - Follow Up

I wrote a class which can time and compare functions. I already posted it here once before, and got great suggestions from @rolfl, which I have added to my code. my original question can be found ...
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1answer
54 views

Generic Timing Class

I have written a class which can time functions, and I'd like to have it reviewed. I'm interested in everything (better naming and commenting, accuracy of measurement, usability, structure, use of ...
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1answer
161 views

Best way to write generic factory in Java

I need to write a factory of generic converters to produce converters from/to MongoDB objects to/from Java objects. Here is my implementation, it doesn't look good enough to me, so I would like to see ...
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73 views

Generic mean function

It seems useful to have a generic function to calculate the mean of all elements in a container, so I wrote one. By default it calculates the arithmetic mean, but should be able to accommodate other ...
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1answer
96 views

Separation of concerns for security checks

I needed a nice typesafe way to implement security checks for various domain objects and actions that can be performed on them. I had an idea how to do it, so I implemented it as a simple proof of ...
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1answer
224 views

Cast a raw map to a generic map using a method, cleanly and safely in a fail early manner

Casting, instanceof, and @SuppressWarnings("unchecked") are noisy. It would be nice to stuff them down into a method where they won't need to be looked at. ...
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1answer
67 views

Get object in a Set that is an instance of a generically specified type

Are there ways to simplify the getLoadComponent(Class<T> type) method? The call ...
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2answers
942 views

RESTEasy client that should use generics

I have written some code using RESTEasy to handle RESTful service calls and parse the response XML into relevant JAXB annotated classes. At the moment I have seperate methods for each return type: ...
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3answers
764 views

Simplifying a series of type checks and casts in a generic method

The if/else statements below are not good. How can I improve this method? ...
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0answers
307 views

Generic Entity Framework Query in CQRS

I've been working on our application (CQRS and DDD) for awhile now. The application architecture is well layered and thought through. However we are having difficulties in decide where to put the ...
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2answers
151 views

Generic equality checker

I use this method to check if two reference types are equal ...
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2answers
439 views

Generic cached value class mimicking Lazy<T>

Before I wrote this I searched and found a number of solutions that make use of a caching provider to handle a set of items. I felt that was too cumbersome of an approach and set out to create a class ...
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2answers
136 views

Reasonable way to implement “safe” math operations using _Generic?

I've been thinking about a way to make it easier to safely use math operations with C's basic datatypes (e.g. using the CERT C coding standard). So far, I've come up with something like this: ...
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75 views

Idiomatic Scala Generics

I'm working on some Scala problems given here, specifically: ...
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2answers
78 views

Convert Extension methods to generic methods

I was looking at some Linq queries with multiple join statements. I was thinking that they could be cleaned up using extension methods that hide away the join / where statements. For example: ...
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2answers
362 views

Instantiating a run-time implementation of an interface

Below is my code that was written for the following task (based on an SO question): Given a Java Collection (of N elements) create an ...
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4answers
2k views

Reusability vs simplicity in a small game with a set of interfaces

I have a small game I'm working on with a set of interfaces: IHavePosition: ...
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2answers
144 views

Converting web-querying classes to a single generic class

I have two classes that do that same thing with different types. I was thinking of using generics (but I am open to all options). QueryPermissions and the ...
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3answers
2k views

Generic deque implementation

I implemented a generic Deque<T> data structure. Please, review this implementation. Deque.java: ...
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1answer
134 views

Many interfaces and lots of inheritance vs few interfaces and less inheritance? [closed]

I have a Visual Studio Solution which has a bunch of Projects in it. One of these projects is called "Services" and is basically the junction point between all remaining projects. When I built it ...
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4answers
434 views

Do I need Generics for these node and tree classes?

I want to implement KD tree. I have defined class Node as follows: ...
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1answer
87 views

Message Based Communication Design

I'm trying to design an API.NET for some communication purposes with Testing Equipment and I cannot figure out a proper way for designing the architecture. Basically, we have different (physical) ...
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3answers
934 views

Refactor C# Linq code to reduce duplication [closed]

I currently have the below code: ...
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211 views

C++(11/14) intercalate implementation

I wrote a simple generic intercalate function (that should be semantically equivalent to the Haskell intercalate). ...
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1answer
100 views

Is this a good way to deal with this tricky generic situation?

I have a project which should be thought of split into two layers: an IO layer which consists of sensors (input) and effectors (output), and a core layer which contains logic for determining which ...