In computer programming and software design, code refactoring is the process of restructuring existing computer code —changing the factoring —without changing its external behavior Code Quality 2 (alt-text) It's like you tried to define a formal grammar based on fragments of a raw database dump from the QuickBooks file of a company that's about to collapse in an accounting scandal When running for the first time, do a ``xkcd-dl --update-db``.. code:: bash $ xkcd-dl --update-db XKCD link database updated Stored it in 'xkcd_dict.json'. You can start downloading your XKCD's! Run 'xkcd-dl --help' for more options $ ``--help``-----.. code:: bash $ xkcd-dl --help usage: xkcd-dl [-h] [-u] [-l] [-d XKCD_NUM | -a
September update for Java on Visual Studio Code. Including move refactoring, more code actions, live linting, new getting started experience and more updates for debugger and test runner extensions. Xiaokai He September 16, 2019. 1 comment. 29 comments. Comments are closed. Login to edit/delete your existing comments . Page 1 of comments; Page 2 of comments; Next comment; Andi Emma Davies. This is refactoring, the process of clarifying and simplifying existing code without changing its behavior. It lasts as long as there are people using your code and developers maintaining it
Code refactoring is a process used in the DevOps software development approach that involves editing and cleaning up previously written software code without changing the function of the code at all. The basic purpose of code refactoring is to make the code more efficient and maintainable. This is key in reducing technical cost since it's much better to clean up the code now than pay for costly errors later. Code refactoring, which improves readability, makes the QA and debugging process. Code is Here: http://goo.gl/w644fSupport me on Patreon : https://www.patreon.com/derekbanasWelcome to the beginning of my Code Refactoring tutorial. Code ref... Code is Here: http://goo.gl. Allgemein versteht man unter Refactoring das Restrukturieren von Software-Code, wenn zum Beispiel durch Wartungen die Struktur der Software entartet ist und folglich weitere Änderungen schwierig macht. Mit einer kontinuierlichen Restrukturierung kann Software leichter verständlich und leichter änderbar gemacht werden. Dabei muss drauf geachtet werden, dass die Funktionalität beibe. Visual Studio Code supports refactoring operations (refactorings) such as Extract Method and Extract Variable to improve your code base from within your editor. For example, a common refactoring used to avoid duplicating code (a maintenance headache) is the Extract Method refactoring, where you select source code that you'd like to reuse elsewhere and pull it out into its own shared method
Large scale refactoring that are necessary when the architecture of a legacy doesn't fit anymore the planned evolution and maintainability requirements. Large scale refactoring must be discussed extensively. The number one prerequisite for a successful large scale refactoring is a solid understanding of the legacy code architecture Refactoring bezeichnet in der Software-Entwicklung die manuelle oder automatisierte Strukturverbesserung von Quelltexten unter Beibehaltung des beobachtbaren Programmverhaltens. Dabei sollen Lesbarkeit, Verständlichkeit, Wartbarkeit und Erweiterbarkeit verbessert werden, mit dem Ziel, den jeweiligen Aufwand für Fehleranalyse und funktionale Erweiterungen deutlich zu senken. Refactoring ist ein zentraler Bestandteil der Agilen Softwareentwicklung. Dort wird meist von kontinuierlichem. 3 638, Refactoring—Imporving the Design of Existing Code What Is Refactoring? • Verify no change in external behavior by - Testing - Formal code analysis by tool In practice good tests are essential A series of small steps, each of which changes the program's internal structure without changing its external behavior A series of small steps, each of which changes the program's. Refactoring is a critical developer skill that helps keep code from collapsing under its own weight. This course covers when and how to refactor code, as well as a wide variety of code smells that may indicate some refactoring is warranted. The course concludes with a refactoring kata that students can perform on their own to practice their refactoring skills Refactoring is the process of updating existing code while functionally remain the same. There are a variety of reasons for refactoring code including performance, readability, and future scalability
In a software development process, different developers have different code writing styles. They make changes, maintain the code, extend the code, and most of the time they leave the code without continuous refactoring. Un-refactored code tends to code rot: a lot of confusion and clutter in code such as duplicate code, unhealthy dependencies between classes or packages, bad allocation of class. After completion, Refactoring is the process of rewriting code for greater efficiency or reliability. However, if the performance is not 'too bad' (i.e. not unusably terrible in normal use) there is a great temptation to avoid this, in favour of the 'if it ain't broke, don't fix it' methodology. This could lead, for example, to a trained monkey and an abacus being used to crunch numbers. It.
Refactoring is essentially a practice or process of improving the code and/or database while maintaining the existing functionality. The idea is to transform inefficient and the over-complicated code to more efficient, preferably simpler and easier code Today, code design is flexible and constantly evolving and at the core of the process, we find refactoring. What is refactoring? In short, refactoring means restructuring existing code without changing the output. You may have heard the term refactoring used vaguely to refer to any modification of existing code. However, refactoring is actually a technique based on well-defined transformations that improve your code without affecting the user-facing behavior Refactoring is a preview feature of IntelliCode, so when you get Visual Studio 2019 version 16.3 Preview 3 it will be off by default. Visit the Tools-Options page, IntelliCode General tab, Preview features area, and switch C# refactorings to Enabled to turn it on
As the name suggests code refactoring is the process of changing how code is written without changing it's behaviour. Why should people care? People used to write programs to be understood by computers, but now they have to take into account other people (how absurd pfft) reading their code Much of refactoring is devoted to correctly composing methods. In most cases, excessively long methods are the root of all evil. The vagaries of code inside these methods conceal the execution logic and make the method extremely hard to understand—and even harder to change
This refactoring method will help maintain adherence to the Single Responsibility Principle. The code of your classes will be more obvious and understandable. Single-responsibility classes are more reliable and tolerant of changes. For example, say that you have a class responsible for ten different things. When you change this class to make it better for one thing, you risk breaking it for the nine others 1. In my opinion its very clever that refactoring course is structured around code smells - makes it easier to remember code smells and the ways they can be resolved. 2. The structure, the flow of the course and the small code snippets with the problem and the solution is among the things i liked a lot. Did not like so much the red colour that dominates in the course but that's a matter of personal preference, maybe it kind of 'forces' you to move towards the end of the course faster that. For these code refactorings, all you need to do is invoke the Ctrl + T for contextual refactoring menu and perform the required action. Extracting constants It is common to see code littered with. . DMS has industrial strength parsers for C and C++ and uniquely can capture most preprocessor uses as part of the internal code structures (typically people trying to parse C/C++ expand the preprocessor directives away, and that isn't an option for refactoring) Get the Code: http://goo.gl/KwvpW. In this part of the Code Refactoring tutorial I'll focus on conditionals. Conditional statements can very often make your code very hard to read. Here we'll.
In this webinar, we dissect one very long function, with around 1,000 lines of code in it. You will see what motivates us to break it into shorter functions. Then, we will start refactoring and. Refactoring makes code more readable and more maintainable, while often making it more efficient for simulation and synthesis tools. The simplest form of refactoring is consistent code alignment and indentation to conform to company or project guidelines. More sophisticated refactoring optimizes code and transforms between coding styles that perform the same function. This is especially. Refactoring code is a way to rearrange, restructure, and clarify existing code while ensuring that the overall behavior of the code doesn't change. Umgestalten erzeugt eine Codebasis mit weniger Fehlern, die für Sie oder andere Entwickler oder Benutzer, die möglicherweise auf den Code verweisen, besser verwendbar, lesbar und verwaltbar ist. Refactoring produces a healthier code base, making. Refactoring is the process of restructuring existing computer code -- changing its factoring -- without changing its behavior. You probably knew that. But did you know it's also a meditation technique? Improve your practice of mindful coding with this light overview to the Zen of Refactoring
If you're a geek worth your salt, you're definitely a fan of xkcd programming comics. The only legitimate reason for not liking it is jealousy that you can never be as clever as Randall Munroe, the genius behind xkcd. And even then, you know you secretly love it. And so, I present, for your reading enjoyment, the definitive collection of the best xkcd comics for programmers. Get Airbrake. Configure refactoring settings. In the Settings/Preferences dialog Ctrl+Alt+S, select Editor | Code Editing. On the Code Editing page, in the Refactorings section, adjust the refactoring options and click OK. tip Wenn fehlerhafter Code in einer frühen Phase der Entwicklung einfach in einen anderen Anwendungsteil kopiert wurde, dann suchen Sie den Fehler später eben zweimal. Oder noch öfter. Oft hilft dann nur intensives Software Refactoring. Bei Refactoring handelt es sich um die Verbesserung von Quellcode ohne Veränderung des Verhaltens der Software. Ziel ist, die Lesbarkeit zu verbessern und damit den Aufwand für Wartung und Erweiterung zukünftig zu verbessern 2014-2021 Refactoring.Guru. All rights reserved. Khmelnitske shosse 19 / 27, Kamianets-Podilskyi, Ukraine, 32305 Email: email@example.com First, let's get a few things out of the way: In real life, we can't put a metal pole between the Earth and the Moon.For one, someone at NASA would probably yell at us. The end of the pole near the Moon would be pulled toward the Moon by the Moon's gravity, and the rest of it would be pulled back.
There are 5 methods of applying effective refactoring over your code, these methods are already available in Visual studio: Extract Method Extract interface Rename Promote variable to the parameter Encapsulate Field Generate method stub; Extract Method. Extract method is the most simple and best way to refactor the code. It breaks your code into several small blocks or methods. You can apply this method in your code segment easily Clang's refactoring engine¶ This document describes the design of Clang's refactoring engine and provides a couple of examples that show how various primitives in the refactoring API can be used to implement different refactoring actions. The LibTooling library provides several other APIs that are used when developing a refactoring action . Programmiersprachen Programming languages In Visual Studio stehen verschiedene Refactoringvorgänge für verschiedene Programmiersprachen zur Verfügung: Different refactoring operations are available for different programming languages in Visual Studio
Parsing is a process of analyzing source code based on programming language syntax. relies on Semantic for analyzing source code and uses its results to perform smart code refactoring that based on code structure of the analyzed language, instead of plain text structure. NOTE: semantic-refactor only supports Emacs 24.4 or above at the moment. Refactoring your code makes it easier to read and maintain. Refactoring doesn't change the external functionality of your code; it changes the way the code achieves that functionality. ← Back to Develop practices Improve code through refactoring. Refactoring is, in the words of Bill Opdyke and Ralph Johnson, the act of performing a behavior-preserving code transformation. Why that is. Als Softwareentwickler sind Sie vermutlich mit den Buzzwords Legacy Code und Refactoring vertraut. In der Testautomatisierung (TA) sind diese Begriffe seltener anzutreffen. Und das obwohl viele Testautomatisierungs-Setups einen beträchtlichen Anteil an Legacy Code enthalten, für den ein Refactoring längst überfällig wäre. Manchmal haben wir Testautomatisierer das Glück, die Grüne. Dann kann selbst Code-Refactoring das Problem nicht beheben. Nicht ganz so drastisch sind Code-Smells und Code-Rot. Mit dem Alter kann ein Code durch unsaubere Stellen im übertragenen Sinne zu riechen anfangen. Schlecht verständliche Stellen verschlimmern sich durch Eingriffe anderer Programmierer oder Erweiterungen. Findet bei ersten Anzeichen von Code-Smell kein Refactoring statt, so. To apply refactoring actions to QML code, right-click an item ID or name. In the context menu, select Refactoring and then select a refactoring action. You can also press Alt+Enter to open a context menu that contains refactoring actions available in the current cursor position
. Advantages of Code Refactoring . Refactoring is designed to improve the maintainability of the design in such a way that it becomes easier for the programmer to functionally extend the existing code or reuse it elsewhere. This is attempted by improving the code, in particular with regard to the following criteria I use VS Code every day. I use it exclusively since February 2018, both personally and professionally. I like it a lot. But I am frustrated.. I am frustrated because I miss a great tool to perform automated refactorings for me. And neither VS Code, neither existing extensions provide the experience I'm looking for
But refactoring does prepare code for final optimisation in that it breaks it into its sort of natural components which can then be analysed individually. Performance issues, like so many other effects, follow a Pareto distribution: 80-90% of the drag is attributable to 10-20% of the code components. So refactoring provides a means of getting the maximum gain in system speed with the minimum. Refactoring helps you keep your code solid and easy to maintain. To perform refactoring, follow these general steps. Select (or hover over) a symbol or code fragment to refactor. The set of available refactorings depends on your selection. You can select symbols in the following PyCharm components: Project view . Structure tool window. Editor. UML Class diagram. Do one of the following: On the. A refactoring is a change to the structure of code that does not change its functionality. Prior to this the prevailing wisdom was if it ain't broke don't fix it, and whilst this is still a sensible principle in general most programmers know that code can be broken even when it produces the correct output. Refactoring the code can help to fix those less tangible problems - making code easier to understand, modify and maintain Refactoring. Refactoring is a process of improving your source code without creating a new functionality. Refactoring helps you keep your code solid, dry, and easy to maintain. Invoke refactoring. Select an item to refactor. You can select a file/folder in the Project tool window or expression/symbol in the editor.. Press Ctrl+Alt+Shift+T to open a list of refactorings that can be selected Refactoring may involve moving a field from one class to another, or pulling some code out of a method to turn it into its own method, or even pushing some code up or down a hierarchy. While these individual steps may seem elementary, the cumulative effect of such small changes can radically improve the design. Refactoring is a proven way to prevent software decay
There's a lot more refactoring to be done on this code, but it has definitely improved. It reads more clearly, and if the next_player() function has to change we only need to alter the code in one place instead of three. As you do more coding and refactoring you will learn to see more and more opportunities to remove duplication. Often you will need to massage multiple pieces of code to make. Code Smells and Refactoring. A code smell is a design that duplicates, complicates, bloats or tightly couples code. Code Smells? In computer programming, code smell is any symptom in the source. Code Refactoring Refactoring ist eine Technik zur Umstrukturierung eines vorhandenen odes, bei der die interne Struktur geändert wird, ohne das externe Verhalten zu ändern. Martin Fowler, www.refactoring.com Durch Verbesserungen und Korrekturen wird ein ursprünglich sauberes Code-Design oft verwässert. Diese Verschlechterung erhöht die Wartungskosten und verringert Performance und.
Refactoring and linting tool for Scala. Automate day-to-day code health tasks or write one-time migrations scripts Code refactoring means restructuring your existing code, in a way that improves the internal structure but doesn't change its external behavior. This complex procedure is aimed at modernizing software. It is typically used to increase the system's maintainability, enhance performance, scalability, security and so on. If performed well, it can help developers discover some hidden bugs or. Code Smells & Refactoring How To Safely Improve Hazardous Code — Java Edition Check Out A Preview. By Joshua Kerievsky. What does poor software design look like and how can you safely clean it up? Learn a catalog of common code smells and how to produce cleaner, better designs. Then learn the art of refactoring: how to safely improve the design of code using proven strategies and tactics.
Stage 1: Basic Refactoring. From the very beginning let us make a simple switch statement with few conditions which will be an example for basic refactoring. It will look in the following way Refactoring is an integral part of continually improving your code while it moves forward through time. Without refactoring you accrue technical debt, forget what portions of code do and create code that is resistant to any form of testing. It is an easy concept to get started with and opens the door to much bette
All that and a lot more code improvements are made possible with ReSharper's code analysis. Refactorings 60+ refactorings and 450+ context actions help safely organize code and move it around the solution, distribute responsibility, decouple, decrease complexity, or simply use alternative language syntax Das 426ste xkcd-Comic, veröffentlicht am 21. Mai 2008, enthielt einen Algorithmus, der jeden Tag eine Anzahl von zufälligen Koordinaten auf der Welt generiert: Jede Fläche zwischen ganzzahligen Längen- und Breitengraden (auch Graticule genannt) erhält dabei für ihre Nachkommastellen die selben Ziffern
Although code refactoring has already become a commodity for software development (in contrast to software architecture refactoring), there are still many areas for future research in software architecture refactoring, such as:. The availability of substantial catalogs or even systems of refactoring patterns would provide a sound foundation for architecture refactoring Also, a good method will be short and not require you to scroll though lots of code. This next refactoring, Extract Method helps you fix these issues by removing code and putting it in its own method. You can also use this refactoring to simplify code. From Martin Fowler: Extract Method is one of the most common refactorings I do. I look at a method that is too long or look at code that needs a comment to understand its purpose. I then turn that fragment of code into its own method Code refactoring is the process of improving the structural design of code without changing its functionality. It is typically done to improve the stability and quality of code. Code refactoring can potentially repair undiscovered bugs and improve the speed of future development by making code structurally sound and comprehensible Drücken Sie an einer beliebigen Stelle in einer Zeile STRG+ ., Press Ctrl+. um das Menü Schnellaktionen und Refactorings aufzurufen, und wählen Sie im Popupvorschaufenster Nicht erreichbaren Code entfernen aus. to trigger the Quick Actions and Refactorings menu and select Remove unreachable code from the Preview window popup In computer programming and software design, code refactoring is the process of restructuring existing computer code—changing the factoring—without changing its external behavior. Refactoring is intended to improve the design, structure, and/or implementation of the software (its non-functional attributes), while preserving its functionality. Potential advantages of refactoring may include.
This allows the creation of tools for automated and reliable recognition of refactoring opportunities, covering a wide range of refactorings (e.g., moving methods [2, 4, 15,18,19], extracting. Refactoring. The goal of the Java program refactoring is to make system-wide code changes without affecting behavior of the program. The Java Language Support for VS Code provides a lot of easily accessible refactoring options. Invoke refactoring. Refactoring commands are available from the context menu of the editor
This simple extension provides JSX refactor code actions for React developers. Features. Extract JSX code parts to a new class or functionnal component; Supports TypeScript and TSX; Works with classes, functions and arrow functions; Handles key attribute and function bindings; Compatible with React Hooks API; Preview. 1.1.0 Updat In code development, a commonly used term when talking about the process of re-reading your code and fixing redundant lines, duplicate code snippets etc. is refactoring [your code]. Now I'm wondering: Is there a German equivalent? The only thing I found online or could think of is überarbeiten, but it just doesn't feel quite right . The results in Table 12 show that the metric values of the refactored classes improved considerably. Through the Extract Method and the Replace Method refactorings, the WMC value decreased significantly. RFC decreased with WMC, because it is well known that a.
. Its essence is applying a series of small behavior-preserving transformations, each of which too small to be worth doing. However the cumulative effect of each of these transformations is quite significant. By doing them in small steps you reduce the risk of introducing errors. You also avoid having the system broken while you are carrying out the restructuring - which allows you to gradually refactor. Select an arbitrary expression inside member code and invoke the Introduce Variable refactoring. A new implicitly or explicitly typed local variable will be declared and initialized with the selected expression. The original expression will be replaced with the name of the variable. Should there be multiple occurrences of the original expression in your code, you will be given an option to replace all of them with the newly created variable. In the same manner you may also introduce. Martin Fowler hat als Autor das Thema Refactoring einer breiten Öffentlichkeit vermittelt. Im Gespräch mit heise Developer erklärt er, warum er für die frisch erschienene Neuauflage seines. Added support for Rename Class Property refactoring. 1.1.0. Added support for Rename Local Variable refactoring. 1.0.0. Initial release of the VSCode PHP Refactoring extension with support for Extract Method refactoring. Support me. If you like this extension for VS Code and want to invite me for a virtual beer or slice of cake, you can make a.
Code Refactoring ist eine Methode, um die interne Code-Struktur zu verbessern, ohne das funktionale Verhalten der Software zu ändern. Die Studierenden erlernen diese Herangehensweise an die objektorientierte Programmierung und Wartung, die ihre Selbstsicherheit fördert und die Qualität ihrer Code-Änderungen sichert. Nach Abschluss der praktischen Übungen an industriellen Fallbeispielen. The Refactoring Browser is a complete re-implementation of the standard system browsers for VisualWorks, VisualWorks/ENVY, and IBM Smalltalk. In addition to the features present in the standard browsers, the Refactoring Browser provides several refactorings that allow programmers to rapidly change their code without affecting its behavior. This. Code refactoring is one of the key terms in software development and today I would like to talk about code refactoring techniques that might increase your efficiency!. But first, let's agree on what is code refactoring! Basically, code refactoring is the process of changing a program's source code without modifying its external functional behavior, in order to improve some of the. This work is licensed under a Creative Commons Attribution-NonCommercial 2.5 License. This means you're free to copy and share these comics (but not to sell them). More details
He says he has completed the work, and the tests all pass. Your boss has asked you to take over from him. She wants you to spend an hour or so on the code so she can bill the client for the full 10 hours. She instructs you to tidy up the code a little and perhaps make some notes so you can give your colleague some feedback on his chosen design. You should also prepare to talk to your boss about the value of this refactoring work, over and above the extra billable hours This extension provides refactorings for C# and VB.NET, including code best practice analyzers to improve your projects. Development of this extension has wound down, it is kept in the marketplace to allow for continued installation. Homepage On refactoring.com, we read that refactoring is a disciplined technique for restructuring an existing body of code, altering its internal structure without changing its external behavior.. Typically, we might want to rename variables or methods, or we may want to make our code more object-oriented by introducing design patterns Zahlreiche Fallstudien, Best Practices, Heuristiken und Code Smells; Clean Code - Refactoring, Patterns, Testen und Techniken für sauberen Code Aus dem Inhalt: Lernen Sie, guten Code von schlechtem zu unterscheiden; Sauberen Code schreiben und schlechten Code in guten umwandeln; Aussagekräftige Namen sowie gute Funktionen, Objekte und Klassen erstelle
You can read a brief introduction about this wiki at explain xkcd.Feel free to sign up for an account and contribute to the wiki! We need explanations for comics, characters, themes and everything in between.If it is referenced in an xkcd web comic, it should be here.. If you're new to wiki editing, see the explain xkcd:Editor FAQ for a specific guidance to this Wiki and the more general help. Using Visual Studio Code for Refactoring. Visual Studio Code opens up a small subset of the refactoring commands available in rope through its own UI. You can: Extract variables from a statement; Extract methods from a block of code; Sort imports into a logical order; Here is an example of using the Extract methods command from the command palette: Using PyCharm for Refactoring. If you use or. method, it will be easier to understand the original code. Systems that have a majority of small methods tend to be easier to extend and maintain because they're easier to understand and contain less duplication. [F 76, K 40] F - Fowler, Martin. Refactoring: Improving the Design of Existing Code . K - Kerievsky, Joshua. Refactoring to Patterns
Thalia: Infos zu Autor, Inhalt und Bewertungen Jetzt »Clean Code - Refactoring, Patterns, Testen und Techniken für sauberen Code« nach Hause oder Ihre Filiale vor Ort bestellen Refactoring throughout the entire project life cycle saves time and increases quality. Refactor mercilessly to keep the design simple as you go and to avoid needless clutter and complexity. Keep your code clean and concise so it is easier to understand, modify, and extend. Make sure everything is expressed once and only once. In the end it takes less time to produce a system that is well groomed Refaktoryzacja (czasem też refaktoring, ang. refactoring) - proces wprowadzania zmian w projekcie/programie, w wyniku których zasadniczo nie zmienia się funkcjonalność.Celem refaktoryzacji jest więc nie wytwarzanie nowej funkcjonalności, ale utrzymywanie odpowiedniej, wysokiej jakości organizacji systemu. W ramach refaktoryzacji podejmowane są następujące działania Das Code Refactoring, also Aufräumen des Quellcodes, kann dabei durchaus eine Alternative gegenüber einer Neuentwicklung sein. Sechs Vorurteile entkräftet der IT-Dienstleister Avision. Firmen zum Thema Avision Europe GmbH Confluent Germany GmbH Ob Spaghetti-Code oder Altanwendung: Refaktorisierung hilft dabei, Quellcode zu optimieren und lesbarer zu amchen. (Bild gemeinfrei: Markus.
Refactoring removes code smells, but is much more than that—it's about ongoing maintenance of source code as a living system—just like any complex system requires ongoing maintenance to remain healthy. The Refactoring Flow. The following process can be used to refactor code suffering from quality issues: Ensure all tests pass—if there are elements of the code that break the build, fix. Here's an example of the Long Method code smell (source: GildedRose Refactoring Kata). This method is 75 lines long, and is full of code smells. However, when refactoring we need to focus on one step at a time. In this case I'll be focusing on refactoring this Long Method code smell After the refactoring and testing, the source code of the application connected to a database only need to be refactored, tested, and after a successful test all changes can be deployed to a production. In a multi-application environment every external application is deployed at a different time, so a transition period might be needed, in which both the refactored and the original schema exist. Jedoch muss ich als Entwickler vor einem Refactoring eine Zielvorstellung entwickeln, wohin die Reise gehen soll. In diesem buch wird ausführlich dargestellt, wie man mit Hilfe von Entwürfen zu Clean Code gelangt. https://flow-design.info/buch. The Mikado Method. Ola Ellnestam, Daniel Brolund. The Mikado Method (Taschenbuch) von Ola Ellnestam (Autor), Daniel Brolund (Autor) Preis: 30,02 €. Retrie also respects and maintains local scoping, preserves white space, and does not rewrite code comments. Why it matters: Refactoring improves the overall design of a codebase, but it can be a meticulous, time-consuming task. To avoid errors, refactoring is often done by hand, in small increments. As the size of a codebase grows, this approach becomes infeasible, and tool support is.