Yepang Liu

How Do API Selections Affect the Runtime Performance of Data Analytics Tasks?

2019

As data volume and complexity grow at an unprecedented rate, the performance of data analytics programs is becoming a major concern for developers. We observed that developers sometimes use alternative data analytics APIs to improve …

Why Do Developers Remove Lambda Expressions in Java?

2021 · 2021 36th IEEE/ACM International Conference on Automated Software Engineering (ASE)

Java 8 has introduced lambda expressions, a core feature of functional programming. Since its introduction, there is an increasing trend of lambda adoptions in Java projects. Developers often adopt lambda expressions to simplify code, avoid …

ConfFix: Repairing Configuration Compatibility Issues in Android Apps

2023

XML configuration files are widely-used to specify the user interfaces (UI) of Android apps. Configuration compatibility (CC) issues are induced owing to the inconsistent handling of such XML configuration files across different Android framework versions. …