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Export Data Frames To Multi-worksheet Excel File
A few weeks ago I needed to export a number of data frames to separate worksheets in an Excel file. Although one could output csv-files from R and then import them manually or with the help of VBA...
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ggplot2: Two Color XY-Area Combo Chart
David@Work blog shows how to fill in the area between two crossing lines in an Excel chart. This post was also published as a guest-post on PTS blog. Let’s try to replicate this graph in ggplot2....
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