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13 lines
694 B
13 lines
694 B
5 years ago
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#create a function to check for installed packages and install them if they are not installed
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install <- function(packages){
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new.packages <- packages[!(packages %in% installed.packages()[, "Package"])]
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if (length(new.packages))
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install.packages(new.packages, dependencies = TRUE)
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sapply(packages, require, character.only = TRUE)
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}
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# usage
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#required.packages <- c("ggplot2", "dplyr", "reshape2", "devtools", "shiny", "shinydashboard", "caret","randomForest","gbm","tm","forecast","knitr","Rcpp","stringr","lubridate","manipulate","Scale","sqldf","RMongo","foreign","googleVis","XML","roxygen2","plotly","parallel","car")
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required.packages <- c("plotrix")
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install(required.packages)
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