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Code review is a fundamental process in software development that plays a pivotal role in ensuring code quality and reducing the likelihood of errors and bugs. However, code review can be complex, subjective, and time-consuming. Quality…

Software Engineering · Computer Science 2024-02-06 Oussama Ben Sghaier , Houari Sahraoui

Code review is a widely-used practice in software development companies to identify defects. Hence, code review has been included in many software engineering curricula at universities worldwide. However, teaching code review is still a…

Software Engineering · Computer Science 2021-02-04 Chun Yong Chong , Patanamon Thongtanunam , Chakkrit Tantithamthavorn

Code review consists of manual inspection, discussion, and judgment of source code by developers other than the code's author. Due to discussions around competing ideas and group decision-making processes, interpersonal conflicts during…

Software Engineering · Computer Science 2022-01-17 Pavlína Wurzel Gonçalves , Gül Çalıklı , Alberto Bacchelli

Code review is a common practice in software development and often conducted before code changes are merged into the code repository. A number of approaches for automatically recommending appropriate reviewers have been proposed to match…

Software Engineering · Computer Science 2023-04-25 Ruiyin Li , Peng Liang , Paris Avgeriou

Cognitive biases appear during code review. They significantly impact the creation of feedback and how it is interpreted by developers. These biases can lead to illogical reasoning and decision-making, violating one of the main hypotheses…

Software Engineering · Computer Science 2024-07-02 Tobias Jetzen , Xavier Devroey , Nicolas Matton , Benoît Vanderose

Effective peer code review in collaborative software development necessitates useful reviewer comments and supportive automated tools. Code review comments are a central component of the Modern Code Review process in the industry and…

Software Engineering · Computer Science 2023-07-07 Sharif Ahmed , Nasir U. Eisty

Code review is a critical practice in modern software engineering, helping developers detect defects early, improve code quality, and facilitate knowledge sharing. With the rapid advancement of large language models (LLMs), a growing body…

Software Engineering · Computer Science 2026-02-17 Taufiqul Islam Khan , Shaowei Wang , Haoxiang Zhang , Tse-Hsun Chen

Although peer code review is widely adopted in both commercial and open source development, existing studies suggest that such code reviews often contain a significant amount of non-useful review comments. Unfortunately, to date, no tools…

Software Engineering · Computer Science 2018-07-13 Mohammad Masudur Rahman , Chanchal K. Roy , Raula G. Kula

Modern code review is a ubiquitous software quality assurance process aimed at identifying potential issues within newly written code. Despite its effectiveness, the process demands large amounts of effort from the human reviewers involved.…

Software Engineering · Computer Science 2025-08-14 Hong Yi Lin , Patanamon Thongtanunam , Christoph Treude , Michael W. Godfrey , Chunhua Liu , Wachiraphan Charoenwet

Code review is a mature practice for software quality assurance in software development with which reviewers check the code that has been committed by developers, and verify the quality of code. During the code review discussions, reviewers…

Software Engineering · Computer Science 2022-03-31 Liming Fu , Peng Liang , Beiqi Zhang

Code Review consists in assessing the code written by teammates with the goal of increasing code quality. Empirical studies documented the benefits brought by such a practice that, however, has its cost to pay in terms of developers' time.…

Software Engineering · Computer Science 2025-03-13 Rosalia Tufano , Gabriele Bavota

Code reviews are central for software quality assurance. Ideally, reviewers should explain their feedback to enable authors of code changes to understand the feedback and act accordingly. Different developers might need different…

Software Engineering · Computer Science 2024-10-11 Ratnadira Widyasari , Ting Zhang , Abir Bouraffa , Walid Maalej , David Lo

The automation of code review has been tackled by several researchers with the goal of reducing its cost. The adoption of deep learning in software engineering pushed the automation to new boundaries, with techniques imitating developers in…

Software Engineering · Computer Science 2024-01-11 Rosalia Tufano , Ozren Dabić , Antonio Mastropaolo , Matteo Ciniselli , Gabriele Bavota

Context: Writing Clean Code understandable by other collaborators has become crucial to enhancing collaboration and productivity. However, very little is known regarding whether developers agree with Clean Code Principles and how they apply…

Software Engineering · Computer Science 2022-08-16 Kevin Ljung , Javier Gonzalez-Huerta

To avoid software vulnerabilities, organizations are shifting security to earlier stages of the software development, such as at code review time. In this paper, we aim to understand the developers' perspective on assessing software…

Software Engineering · Computer Science 2022-08-09 Larissa Braz , Alberto Bacchelli

Context: Software systems are in continuous evolution through source code changes to fixing bugs, adding new functionalities and improving the internal architecture. All these practices are recorded in the version history, which can be…

Software Engineering · Computer Science 2020-01-17 Leandro Ungari Cayres , Bruno Santos de Lima , Rogério Eduardo Garcia

Several techniques have been proposed to automate code review. Early support consisted in recommending the most suited reviewer for a given change or in prioritizing the review tasks. With the advent of deep learning in software…

Software Engineering · Computer Science 2024-12-02 Rosalia Tufano , Alberto Martin-Lopez , Ahmad Tayeb , Ozren Dabić , Sonia Haiduc , Gabriele Bavota

Code Review plays a crucial role in software quality, by allowing reviewers to discuss and critique any new patches before they can be successfully integrated into the project code. Yet, it is unsure the extent to which coding pattern…

Software Engineering · Computer Science 2021-03-17 Panyawut Sri-iesaranusorn , Raula Gaikovina Kula , Takashi Ishio

Background: Research software is software developed by and/or used by researchers, across a wide variety of domains, to perform their research. Because of the complexity of research software, developers cannot conduct exhaustive testing. As…

Software Engineering · Computer Science 2021-10-29 Nasir U. Eisty , Jeffrey C. Carver

Background: During software maintenance and development, the comprehension of program code is key to success. High-quality comments can help us better understand programs, but they're often missing or outmoded in today's programs. Automatic…

Software Engineering · Computer Science 2019-10-15 Yuxiang Zhu , Minxue Pan