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Spreadsheets serve as a basis for decision-making processes in many companies and bugs in spreadsheets can therefore represent a considerable risk to businesses. Systematic tests can help to locate such bugs, but providing test cases can be cumbersome and complex for large real-world spreadsheets. To make the specification of test cases easier, we propose to split spreadsheets into smaller logically...
The authors have held both academic and industrial research positions, and have designed and carried out many empirical studies of large software systems that were built and maintained in industrial environments. Their experiences show that the most crucial component of a successful study is the participation of at least one industrial collaborator who is committed to the study's goals and is able...
When Agile development meets critical embedded systems, verification, validation and accreditation activities are impacted. Challenges such as tests increase or accreditation documents production have to be managed in terms of time and resources. In this paper, we highlight these challenges and present a continuous integration ecosystem that aims to tackle these issues. We report on how this approach...
Specifications for a software system are usually verified using test cases in the testing phase. As is code coverage, specification coverage is expected to help comprehend how many specifications to be implemented are tested. In this study, we apply a visualization process for specification coverage to a web application development project in industry. This process provides two views for visualization...
Code review is a key tool for quality assurance in software development. It is intended to find coding mistakes overlooked during development phase and lower risk of bugs in final product. In large and complex projects accurate code review is a challenging task. As code review depends on individual reviewer predisposition there is certain margin of source code changes that is not checked as it should...
As the demand for higher computing resource systems and more distributed services is increasing, changes are required. Cloud computing has thus enabled distributed networks that enable computing resources in an online manner. This has further developed into concepts such as mobile cloud computing systems which provide mobile devices with resources to help minimize computing limitations. Other technologies,...
Tests are considered important to ensure the good behavior of applications and improve their quality. But development in companies also involves tight schedules, old habits, less-trained developers, or practical difficulties such as creating a test database. As a result, good testing practices are not always used as often as one might wish. With a major IT company, we are engaged in a project to understand...
User centered design (UCD) provides principles and activities for improving usability. However, traditional UCD methods lack considering the context of users in low income, culturally diverse settings and where Information and Communication Technology (ICT) development is at its infant stage. Software development in low and medium income countries like Ethiopia is characterized by big difference in...
Graduate employability is an increasingly major concern for academic institutions and assessing student employability provides a way of linking student skills and employer business requirements. Enhancing student assessment methods for employability can improve their understanding about companies in order to get suitable company for them. So, enhanced employability prediction of student can help them...
Innovation and optimization in software systems can occur from pre-development to post-deployment stages. Companies are increasingly reporting the use of experiments with customers in their systems in the post-deployment stage. Experiments with customers and users are can lead to a significant learning and return-on-investment. Experiments are used for both validation of manual hypothesis testing...
The EMFIS model allows companies to explicate a representation of the organization's current situation regarding continuous integration impediments, and visualizes what the organization must focus on in order to enable more frequent integration of software. The model is used to perform an assessment of twelve factors, where the ratings from participants representing the developers are summarized separately...
Keeping the build fast is often stated as an important prerequisite for continuous integration, and is also widely discussed in literature. But which importance does the capacity of the build system actually have in relation to developer behavior? Based on metrics and interview results from a large-scale industry project, we present the factors that according to the developers themselves affect how...
Unit testing has been considered as having a key role in building high quality software, and therefore it has been widely used in practice. However, data on the relationship between unit testing and aspects of software quality remain scarce. A survey study with 235 survey responses from seven organizations was conducted in order to understand the correlation between practitioners' perception of code...
Cloud-deployed Software-as-a-Service (SaaS) solutions have become a common global software deployment regime. For SaaS providers success is increasingly tied to social media feedback, customer reviews, and referrals. As such, ensuring sufficiently few users experience low (or poor) quality of service (QoS) levels has become an important concern. Cloud-based SaaS QoS is primarily driven by: i) the...
Delivering software for the Cloud represents a challenge for both micro teams and Small Medium Enterprises (SMEs), in part due to the rapid release methods adopted and the numerous ways in which software defects can be detected. We study field defect detection rates in a framework where these rates are used to refocus in-house test resources. Using an enterprise dataset, we address the question of...
Knowledge management (KM) is a discipline that improves the ability of companies in solving problem, adapt with changing in business, also helping them to gain and sustain their competitive advantages. This study is carried out with the objective to identify the measurement scale of KM practices, and to explore the impact of KM practice on the performance of small and medium enterprises in Vietnam...
As the size and complexity of the software in a truck grows, new ways of managing the development are needed. Numerous reports show how MDE can be successfully applied for automotive software development. We complement previous research by conducting a case study on the impact of model-based testing for verifying and validating the behaviour of a truck's headlights. Our results are three-fold. First,...
More and more on-line experiments have been done in E-Commerce in order to understand the behavior of users or customers and then apply the data analysis technique to provide business guidance. One of the techniques is A/B testing. However, there is not clear guidance on the sample size in order for us to have valuable, trustable discovery. The purpose of this work is to find out a way to group customers...
Context: Agile software processes are more frequently being integrated with aspects of human centered design given the commonalities that the two approaches share, such as user involvement, importance attributed to testing and prototyping practices, iterative design and so on. Goal: tailor a SCRUM-based process by integrating it and adapting it with Human Centered Design (HCD) practices. Method: action...
In this paper we present a case study of applying fitness dimensions in API design assessment. We argue that API assessment is company specific and should take into consideration various stakeholders in the API ecosystem. We identified new fitness dimensions and introduced the notion of design considerations for fitness dimensions such as priorities, tradeoffs, and technical versus cognitive classification.
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