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...

After several decades of neglect, childhood tuberculosis (TB) is receiving some of the attention it deserves. Although the common perception is that TB has disappeared from the United States, there are almost 10 000 cases annually, with.1000 occurring in children. There are many thousands of children with untreated latent TB infection (LTBI) at risk of developing TB disease, who either were mis...

this is a year field study to evaluate the recreational needs of visitors bamu national park. bamu national park has the potential ecotourism capabilities to attract ecotourist which should be utilizing of this ability in regional planning. in this study clawson method used that one of the most common methods of evaluation systems resorts in aware of the people comments. about 225 questionnaire...

visitor management is considered important for the sustainable development of protected areas as the presence of visitors may cause negative impacts on wildlife and vegetation. within this framework, visitor impacts and perceptions are considered critical for decision-making and planning of future management regimes. this paper resumes opinions of visitors of the valley of butterflies in rhode...

This article explores the need for English as a mean of communication tourism industry in Malang. Since speaking skills is immensely demanded, this community service program was proposed to provide ready-use module facilitate locals practising their skills. Hence, study reported on-going project designing Specific Purposes (ESP) materials It implemented three stages: planning stage, implementat...

Sababay Winery is a company that produces, processes, and introduces local Balinese wine products through gastronomy tourism in Bali which currently popular with foreign domestic visitors. The purpose of this research to analyze the perceptions visitors towards as form Bali. method used mix methods concurrent embedded approach predominantly qualitative quantitative data. Methods collecting prim...

New information and communication technologies make it possible to conduct detailed analyses of the use space by visitors at different scales. For example, geotagged social media records can be used capture digital footprint human spatial behavior within a city. This study demonstrates potential these data using from photo-sharing services compare distribution according their country residence ...

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...