Patching is a common activity in software development. It is generally performed on a source
code base to address bugs or add new functionalities. In this context, given the recurrence of …

Inferring program transformations from concrete program changes has many potential uses,
such as applying systematic program edits, refactoring, and automated program repair …

Mobile apps rely heavily on the application programming interface (API) provided by their
underlying operating system (OS). Because OS and API can change frequently, developers …

Automated program repair (APR) has extensively been developed by leveraging search-
based techniques, in which fix ingredients are explored and identified in different …

The commit messages in source code repositories are valuable but not easy to be
generated manually in time for tracking issues, reporting bugs, and understanding codes …

Code analyzers such as Error Prone and FindBugs detect code patterns symptomatic of
bugs, performance issues, or bad style. These tools express patterns as quick fixes that …

Software repositories such as Git have become a relevant source of information for software
engineer researchers. For instance, the detection of commits that fulfill a given criterion (eg …

A deep understanding of the common patterns of bug-fixing changes is useful in several
ways:(a) such knowledge can help developers in proactively avoiding coding patterns that …

Detailed knowledge of frequently recurring code changes can be beneficial for a variety of
software engineering activities. For example, it is a key step to understand the process of …

Evolving software is a highly complex and creative problem in which a number of different
strategies are used to solve the tasks at hand. These strategies and reoccurring coding …