HyukjinKwon commented on a change in pull request #28350:
URL: https://github.com/apache/spark/pull/28350#discussion_r415483792
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File path: R/pkg/R/DataFrame.R
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@@ -1700,8 +1712,8 @@ setMethod("dapplyCollect",
#' y <- data.frame(key, mean(x$b), stringsAsFactors = FALSE)
#' }, schema)
#'
-#' We can also group the data and afterwards call gapply on GroupedData.
-#' For Example:
+#' # We can also group the data and afterwards call gapply on GroupedData.
+#' # For Example:
Review comment:
nit but while we're here, For Example -> For example:
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