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This paper proposes a two-level programming model based on spreadsheet and data flow chart for end-user programming, which adopts spreadsheet-based top-down construction pattern and dataflow-based bottom-up modification pattern to compose mashup applications. The model can not only provide users with spreadsheet-like programming style, but also provide flexible modification operators for mashups to...
Set the date range to filter the displayed results. You can set a starting date, ending date or both. You can enter the dates manually or choose them from the calendar.