Refactoring is a disciplined technique for restructuring an existing body of code, altering its internal structure without changing its external behavior.

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APIs, Versioning and Models

I have my (JSON) API structured like this (which I'm pretty happy with): API Project /_V1 /Controllers V1EntityController.cs // Applies to version 1 only /_V2 /Controllers ...
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1answer
83 views

Should a structure be refactored into smaller structures?

In one of the projects (in C), I have the code that looks like this (the names are obfuscated specially for question to not give out details of the probject): typedef struct Module_s { /* These ...
2
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2answers
261 views

How to refactor out static members of basic classes

Currently I am working on C++ project, which can be classified as "legacy" project. A lot of poor written code was committed because of lack of experience and under the pressure of deadlines. When I ...
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4answers
2k views

Usage of magic strings/numbers [closed]

This is somewhat controversial topic, and I guess there is as many opinions as there are programmers. But for the sake of it, I want to know what are the common practices in business (or in your work ...
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8answers
3k views

How to do a clean refactoring of an If Else Code without leaving any free blocks? [duplicate]

if(condition1) { Statement1A; Statement1B; } else if(condition2) { Statement2; } else if(condition3) { Statement3; } else { Statement1A; Statement1B; } return; I would like to ...
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5answers
885 views

How far should we rename code and data when end users nomenclatures change?

A long time ago we added a feature where our users could "Accept" an image after it was added to a workflow queue. Turns out, we used the wrong term, and users actually "Approve" the image. Changing ...
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4answers
270 views

Considerations before rewriting a software component from scratch? [duplicate]

A piece of software is a patchwork of old and undocumented efforts. There are no comments, no documentation, and the code is hairy -- it involves Unix shell scripts that check for dummy files and then ...
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1answer
740 views

Thoughts on refactoring a generic DAO

I have designed a generic DAO in Java and am having confusion about whether to refactor it to different design or not. PS Don't say to use already existing 3rd person framework. I know there are some ...
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3answers
671 views

Is it Typical for Large Software Companies to Not Document or Refactor Code? [closed]

I have begun working at a large software company and was assigned to a project that is over a million and a half lines of code. It's part of a program suite that is sold to clients (not an in-house ...
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1answer
50 views

Refactoring from Python to Ruby with a BSD v3 license?

There is a project that is written in python which works great and is under the BSDv3 license. I wanted to use it as a base template for a ruby project instead of starting from scratch. I'd be ...
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6answers
11k views

Avoid too complex method - Cyclomatic Complexity

Not sure how to go about this method to reduce Cyclomatic Complexity. Sonar reports 13 whereas 10 is expected. I am sure nothing harm in leaving this method as it is, however, just challenging me how ...
11
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5answers
534 views

Code repetition vs multi responsible method

I try to follow the Single Responsibility Principle (SRP) and also to omit Code Repetitions. However there are often places where there are code repetitions that are nothing more than code blocks of ...
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1answer
233 views

Get entities ids from two similar collections using one method

I've got two lists: List<Integer, ZooEntity> zoos; List<Integer, List<ZooEntity>> groupOfZoos; These operations will return collections of values: Collection<ZooEntity> cz ...
10
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2answers
379 views

Is spreading code with refactoring comments a good idea?

I am working on a "spaghetti-code" project, and while I am fixing bugs and implementing new features, I also do some refactoring in order to make the code unit-testable. The code is often so tightly ...
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1answer
165 views

Refactoring this code that produces a reverse-lookup hash from another hash

This code is based on the idea of a Form Object http://blog.codeclimate.com/blog/2012/10/17/7-ways-to-decompose-fat-activerecord-models/ (see #3 if unfamiliar with the concept). My actual code in ...
2
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2answers
1k views

Why delete method/field/function refactoring doesn't exist in Eclipse?

An operation in an interface is obsolete so I decided to delete it. It seems that there is no automatic support for such a "refactoring" in Eclipse. For me is a refactoring operation since the ...
0
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1answer
129 views

unit level testing, agile, and refactoring [duplicate]

I'm working on a very agile development system, a small number of people with my doing the vast majority of progaming myself. I've gotten to the testing phase and find myself writing mostly ...
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1answer
95 views

Proper library for enums

I'm trying to refactor some code such that the display is separate from the implementation, and I'm not sure where to put the existing enums. My project is currently structured as follows: ...
11
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3answers
563 views

How to refactor when all your development is on branches?

At my company, all of our development (bug fixes and new features) is done on separate branches. When it's complete, we send it off to QA who tests it on that branch, and when they give us the green ...
13
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5answers
2k views

How to refactor an OO program into a functional one?

I'm having difficulty finding resources on how to write programs in a functional style. The most advanced topic I could find discussed online was using structural typing to cut down on class ...
2
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2answers
270 views

Refactoring two classes from third-party library that could have extended a base class

I have two Classes, with very similar behaviors, both from a third party library. Both needs to be populated with some value object and sent to specific queues in order for logging. Please note both ...
19
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3answers
2k views

Difficulties With TDD & Refactoring (Or - Why Is This More Painful Than It Should Be?)

I wanted to teach myself to use the TDD approach and I had a project I had been wanting to work on for a while. It wasn't a large project so I thought it would be a good candidate for TDD. However, I ...
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3answers
164 views

Should I combine similar functions even though they are slightly different?

On an application I've been working on I have a function, connecting to a virtual machine, that can be performed two ways. The user can either select a machine from a list and click the "Connect" ...
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1answer
446 views

JSP Include: one large bean or bean for each include

I want to refactor a webapp that consists of very distorted JSPs and servlets. Because we can't switch to a web framework easily we have to keep JSPs and Servlets, and now we are in doubt how to ...
2
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1answer
207 views

Designing and refactoring of payment logic [closed]

Im currently working on an application that helps users to coordinate dinner clubs and all related accounting. (A dinner club is where people in a group, take turns to cook for the rest and then you ...
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7answers
1k views

To rewrite or slowly refactor old C++ project [duplicate]

Our team has recently inherited a relatively large project from another company (~250k lines). It was developed using C++Builder and we intend to port the Ui side to Qt. Most of the Ui code is ...
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2answers
421 views

Refactorable God v.s. too many classe [duplicate]

So I have this problem: in order to structure my code hierarchically, for every new tiny thing, I create a separate sub-folder, file, class ... and in it one 10-line function. It is an anti-pattern. ...
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4answers
230 views

Until what point should I refactor? [duplicate]

What do you think until what point should a programmer refactor the code? Basically having def method do_something end Pieces of code would be handy, but they increase spaghetti code until the ...
2
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1answer
175 views

Why does the tool offer to change the code - just because it can?

Resharper (or is it Visual Studio - it's a yellow light bulb with a tiny red filament in it) offers to "invert if" on this code: if (tItems >= 0) { return tItems; } SetTotalItemsAndTotalAmt(); ...
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1answer
571 views

Is there a tool that visually represents all the potential paths to a particular piece of code? [closed]

As an example of what I need and why I want it, I am trying to determine how a certain value (CurTotal) is getting set (wrongly). I've come up with these notes to myself to try to understand just what ...
3
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4answers
1k views

Get rid of long/Complex if..else statements using Chain of Responsibility?

I've an HttpHandler, which allows users to login to a system by passing in an encrypted code. Inside the ProcessRequest it performs quite a few steps. Retrieve the encrypted code from request ...
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3answers
511 views

Is there a term for reusing code by retyping it?

I built a prototype ("one to throw away") a while ago, and I'm rebuilding it now as an alpha. My goodness, it's been worth it. I reused some of the prototype code by copy-pasting then modifying it, ...
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1answer
97 views

What to name a new interface that is replacing an existing one?

We're redesigning our application's plugin interface, so we're using the Adapter pattern with our proof-of-concept design to show that the new interface will function without committing to using it in ...
9
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6answers
521 views

Is it better to have one method that takes a bool as a parameter or two methods with different names? [duplicate]

I'm writing a factory class for a Selenium Web Driver and I came across a choice that I couldn't figure out which is cleaner. Having two methods with the same parameter. GetWebDriver(string browser) ...
2
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2answers
370 views

Refactored to a fancy global variable?

I am currently refactoring an application that i built in JavaScript. The application uses a starting hour and a total working hour count in order to construct a timetable for daily, weekly and ...
3
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1answer
165 views

When to fracture a web application design into multiple products

Have you had this problem? You are building a complex web application for a target market, and after a while you reach a point in complexity where you can't decide if you are building more than one ...
9
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3answers
891 views

I have to compromise: DRY, or Command-Query-Separation?

I was recently refactoring a method that was both a command and a query method. After separating it into a one command method and one query method, I found that there are now multiple places in the ...
4
votes
2answers
204 views

How do you create documentation when there is none? [duplicate]

I have recently inherited a large, legacy system with a complex codebase that has a lack of documentation. I'm the sole internal developer embedded with the core users, taking some responsibility from ...
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1answer
417 views

Refactoring the shipping application code to use DDD factories

I was trying to find examples for using DDD factories and I came across the shipping application from Eric Evans' book. However when I checked the BookingService the code to create a Cargo had this ...
1
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5answers
491 views

Is it sometimes reasonable to cut corners and expect to re-write software in a couple of years? [duplicate]

I work for an organization with one developer (me) and one DBA. When I started, the previous developer had developed applications that had bad architectural practices and it was getting and more time ...
2
votes
0answers
113 views

How to restructure Python frameworks [duplicate]

I just joined a group of five developers (non-professionals) working on a medium sized Python framework (> 50 modules, > 10.000 lines of code). The project has no documentation whatsoever and there ...
0
votes
3answers
4k views

What is good practice when inheriting static classes isn't possible/allowed

I am developing a project in C# and due to a design decision it is not possible to have a static class inherit another static class. But I have, in my opinion, a case where this would make sense. I ...
2
votes
2answers
593 views

Should I split a Python class with many methods into multiple classes?

I have a class that will end up having more than ~30 methods. They all make sense to be part of the same class because they require access to the same data. However, does it make any sense to split ...
3
votes
3answers
252 views

Refactor working code for reuse or duplicate?

I have always avoided duplicating code regardless of the circumstance. For example, if I have a working piece of functionality that needs to be re-used by different entities, I always refactor to ...
1
vote
1answer
83 views

A better approach to refactor code when doing A/B Testing

I'm asked to refactor my component code to support A/B Testing. What is the better approach: 1) Pass a boolean value to the methods and check for that flag inside the method body? method(flag ...
3
votes
2answers
81 views

How to refactor to cleaner version of maintaing states of the widget

Backstory I inherited a bunch of code that I'd like to refactor. It is a UI application written in javascript. Current state: We have main application which consist of several UI components. And ...
0
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1answer
128 views

Refactoring classes with ref to themselves

How can I refactor this code? class Node { public Node Parent { get; set; } } class AVLNode { public AVLNode Parent { get; set; } } I tried to use inheritance, but then I have to use type ...
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1answer
174 views

Reducing repetitive DI code

I have a method which constructs dependencies using Unity. Currently, all of the calls do pretty much the same thing: Registers 2 repository object and 2 'App Part' objects. My issue is, there's a lot ...
0
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2answers
162 views

Similar references to themselves in two classes

How can I make 1 class (base, generic or something else) from these two classes? class A { A Link { get; set; } } class B { B Link { get; set; } } UPD: This is what I have now: class BSTree { ...
0
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2answers
478 views

How do I explain the value of refactoring to stakeholders? [duplicate]

How do I convince project managers, product owners, business analysts, clients and various other stakeholders that refactoring is a worthwhile and productive part of the development process? As ...