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Related papers: Code smells

200 papers

Code smells are indicators of potential design flaws in source code and do not appear alone but in combination with other smells, creating complex interactions. While existing literature classifies these smell interactions into collocated,…

Software Engineering · Computer Science 2025-04-28 Ruchin Gupta , Sandeep Kumar Singh

High data quality is fundamental for today's AI-based systems. However, although data quality has been an object of research for decades, there is a clear lack of research on potential data quality issues (e.g., ambiguous, extraneous…

Software Engineering · Computer Science 2022-06-17 Harald Foidl , Michael Felderer , Rudolf Ramler

Unit testing is an essential component of the software development life-cycle. A developer could easily and quickly catch and fix software faults introduced in the source code by creating and running unit tests. Despite their importance,…

Software Engineering · Computer Science 2021-08-02 Denivan Campos , Larissa Rocha , Ivan Machado

In this paper, we present a tertiary systematic literature review of previous surveys, secondary systematic literature reviews, and systematic mappings. We identify the main observations (what we know) and challenges (what we do not know)…

Software Engineering · Computer Science 2020-08-11 Guilherme Lacerda , Fabio Petrillo , Marcelo Pimenta , Yann Gael Gueheneuc

Large Language Models (LLMs) have gained massive popularity in recent years and are increasingly integrated into software systems for diverse purposes. However, poorly integrating them in source code may undermine software system quality.…

Software Engineering · Computer Science 2025-12-29 Brahim Mahmoudi , Zacharie Chenail-Larcher , Naouel Moha , Quentin Stiévenart , Florent Avellaneda

Context: Logging is an important part of modern software projects; logs are used in several tasks such as debugging and testing. Due to the complex nature of logging, it remains a difficult task with several pitfalls that could have serious…

Software Engineering · Computer Science 2026-03-11 Nyyti Saarimäki , Donghwan Shin , Domenico Bianculli

The Large Language Models (LLMs) have demonstrated great potential in code-related tasks. However, most research focuses on improving the output quality of LLMs (e.g., correctness), and less attention has been paid to the LLM input (e.g.,…

Software Engineering · Computer Science 2025-08-19 Zhipeng Xue , Xiaoting Zhang , Zhipeng Gao , Xing Hu , Shan Gao , Xin Xia , Shanping Li

With the continuous growth of the internet market, games are becoming more and more popular worldwide. However, increased market competition for game demands developers to write more efficient games in terms of performance, security, and…

Software Engineering · Computer Science 2020-02-17 Vartika Agrahari , Sridhar Chimalakonda

The common use case of code smells assumes causality: Identify a smell, remove it, and by doing so improve the code. We empirically investigate their fitness to this use. We present a list of properties that code smells should have if they…

Software Engineering · Computer Science 2024-01-17 Idan Amit , Nili Ben Ezra , Dror G. Feitelson

Simulation modelling systems are routinely used to test or understand real-world scenarios in a controlled setting. They have found numerous applications in scientific research, engineering, and industrial operations. Due to their complex…

Software Engineering · Computer Science 2024-09-09 Riasat Mahbub , Mohammad Masudur Rahman , Muhammad Ahsanul Habib

Code smells are symptoms of potential code quality problems that may affect software maintainability, thus increasing development costs and impacting software reliability. Large language models (LLMs) have shown remarkable capabilities for…

Software Engineering · Computer Science 2026-01-16 Saymon Souza , Amanda Santana , Eduardo Figueiredo , Igor Muzetti , João Eduardo Montandon , Lionel Briand

Code smells are widely used indicators of poor code quality, revealing structural problems and areas where improvement can be made. Although extensively studied in object-oriented languages, functional programming languages remain…

Software Engineering · Computer Science 2026-05-26 Walber Araújo , José Truta , Lucas Vegi , Marco Tulio Valente , João Brunet

Software design smells are design attributes which violate the fundamental design principles. Design smells are a key cause of design debt. Although the activities of design smell identification and measurement are predominantly considered…

Software Engineering · Computer Science 2019-10-15 Asif Imran , Tevfik Kosar

Code smells represent sub-optimal implementation choices applied by developers when evolving software systems. The negative impact of code smells has been widely investigated in the past: besides developers' productivity and ability to…

Software Engineering · Computer Science 2019-05-28 Gemma Catolino , Fabio Palomba , Francesca Arcelli Fontana , Andrea De Lucia , Andy Zaidman , Filomena Ferrucci

Background: Defect prediction in software can be highly beneficial for development projects, when prediction is highly effective and defect-prone areas are predicted correctly. One of the key elements to gain effective software defect…

Software Engineering · Computer Science 2017-03-21 Jarosław Hryszko , Lech Madeyski , Marta Dąbrowska , Piotr Konopka

Large Language Models (LLMs) are increasingly integrated into software systems for diverse purposes, due to their versatility, flexibility, and ability to simulate human reasoning to some extent. However, poor integration of LLM inference…

Software Engineering · Computer Science 2026-05-25 Zacharie Chenail-Larcher , Brahim Mahmoudi , Naouel Moha , Quentin Stiévenart , Florent Avellaneda

Technical debt occurs in many different forms across software artifacts. One such form is connected to software architectures where debt emerges in the form of structural anti-patterns across architecture elements, namely, architecture…

Software Engineering · Computer Science 2023-04-03 Damian Andrew Tamburri , Francesca Arcelli Fontana , Riccardo Roveda , Valentina Lenarduzzi

A code smell is a surface indicator of an inherent problem in the system, most often due to deviation from standard coding practices on the developers part during the development phase. Studies observe that code smells made the code more…

Software Engineering · Computer Science 2021-08-11 Himanshu Gupta , Abhiram Anand Gulanikar , Lov Kumar , Lalita Bhanu Murthy Neti

Bad smells have been defined to describe potential problems in code, possibly pointing out refactoring opportunities. Several empirical studies have highlighted that smells have a negative impact on comprehension and maintainability.…

Software Engineering · Computer Science 2021-07-21 Elder Vicente de Paulo Sobrinho , Marcelo de Almeida Maia

Recent advances in large language models (LLMs) have accelerated their adoption in software engineering contexts. However, concerns persist about the structural quality of the code they produce. In particular, LLMs often replicate poor…

Software Engineering · Computer Science 2026-01-19 Alejandro Velasco , Daniel Rodriguez-Cardenas , Dipin Khati , David N. Palacio , Luftar Rahman Alif , Denys Poshyvanyk