fillPage: Create a page that fills the window.exprToFunction: Convert an expression to a function.exportTestValues: Register expressions for export in test mode.enableBookmarking: Enable bookmarking for a Shiny application.downloadButton: Create a download button or link.diskCache: Create disk cache (deprecated).debounce: Slow down a reactive expression with debounce/throttle.dateRangeInput: Create date range input.createWebDependency: Create a web dependency.

createRenderFunction: Implement custom render functions.column: Create a column within a UI definition.clickOpts: Control interactive plot point events.checkboxGroupInput: Checkbox Group Input Control.brushOpts: Create an object representing brushing options.brushedPoints: Find rows of data selected on an interactive plot.

bookmarkButton: Create a button for bookmarking/sharing.

bindEvent: Make an object respond only to specified reactive events.

bindCache: Add caching with reactivity to an object.

applyInputHandlers: Apply input handlers to raw input values.

absolutePanel: Panel with absolute positioning.

Rstudio shiny app