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Software refactoring was independently invented in the late '80s by two students in two research groups: Ralph Johnson's group at the University of Illinois and David Notkin's group at the University of Washington. This article provides a retrospective of the birth of refactoring, reflecting on how the ideas came about and were developed in those two students' doctoral dissertations. The analysis...
This paper proposes a novel technique to detect the occurrences of refactoring from a version archive, in order to reduce the effort spent in understanding what modifications have been applied. In a real software development process, a refactoring operation may sometimes be performed together with other modifications at the same revision. This means that understanding the differences between two versions...
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