منابع مشابه
Visitors Unchained
Traversing and transforming abstract syntax trees that involve name binding is notoriously difficult to do in a correct, concise, modular, customizable manner. We address this problem in the setting of OCaml, a functional programming language equipped with powerful object-oriented features. We use visitor classes as partial, composable descriptions of the operations that we wish to perform on a...
متن کاملVisitor satisfaction at the museum: Italian versus foreign visitors
Trying to understand what comprises and infl uences visitor satisfaction is one of the most relevant areas of research for the tourism sector. Th e aim of this study is to analyse which factors infl uence overall satisfaction with visitors to the museum, with particular interest in national origin, feelings, and motivations. Th e research is based on 1,038 questionnaires collected from June to ...
متن کاملVisitors Unchained
Traversing and transforming abstract syntax trees that involve name binding is notoriously di cult to do in a correct, concise, modular, customizable manner. We address this problem in the setting of OCaml, a functional programming language equipped with powerful object-oriented features. We use visitor classes as partial, composable descriptions of the operations that we wish to perform on abs...
متن کاملVisualizing Museum Visitors' Behavior
Museum curators are interested in understanding what is happening in their museum: what exhibitions and exhibits do visitors attend to, what exhibits visitors spend most time at, what hours of the day are most busy at certain areas in the museum and more. We use automatic tracking of visitors’ position and movements at the museum to log visitor information. Using this information, we provide an...
متن کاملExperiments with Generic Visitors
This paper gives an overview of our work on generic visitors 12], and it gives a comparison of two implementations, in Java and Smalltalk. For object-oriented programming, the Visitor pattern 3] enables the deeni-tion of a new operation on an object structure without changing the classes of the objects. The discovery of generic visitors is due to striking parallels with shape polymorphic 5], or...
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ژورنال
عنوان ژورنال: Blue Jay
سال: 1952
ISSN: 2562-5667,0006-5099
DOI: 10.29173/bluejay1584