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This tutorial assumes you have already installed the DataSHIELD test environment . Install takes around half an hour. It is recommended that you familiarise yourself with R first by sitting our Session 1: Introduction to R tutorial |
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- Login details are held in a data frame (table). The example below shows the format of the login data frame for DataSHIELD test environment which consists of two datasets held by two Opal servers. This login file
logindatais built into the DataSHIELD test environment.
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ds.subset(x='D', subset='D_wihthoutwithout_NA', completeCases=TRUE) #In order to indicate that a generated subset dataframe or vector is invalid all values within it are set to NA! |
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