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R Programming Articles
Page 12 of 174
How to create two lines using ggplot2 based on a categorical column in R?
To create two lines using ggplot2 based on a categorical column in R, we can follow the below steps −First of all, create a data frame.Then, create the line chart with categorical column read as factor inside aes of ggplot function.Create the data frameLet's create a data frame as shown below −x
Read MoreHow to make all text size same in a plot created by using ggplot2 in R?
To make all text size same in a plot created by using ggplot2 in R, we can follow the below steps −First of all, create a data frame.Then, create a chart using ggplot2.After that, create the same chart with theme function and change the text size using text argument.Create the data frameLet's create a data frame as shown below −x
Read MoreHow to create horizontal stacked bar chart using ggvis in R?
To create stacked bar chart using ggvis, we can follow the below steps −First of all, create a data frame.Create the horizontal stacked bar chart with layer_rects function of ggvis package.Create the data frameLet's create a data frame as shown below −Group
Read MoreHow to save a vector in R as CSV file?
To save a vector in R as CSV file, we can follow the below steps −First of all, create a vector.Then, use write.csv function to save the vector in CSV file.Example 1Let's create a vector as shown below −x
Read MoreHow to manually set the colors of density plot for categories in R?
To create density plot with manually setting the colors of categories, we can follow the below steps −Frist of all, create a data frame.Load ggplot2 package and creating the density plot for the categories.Create the density plot for the categories in the data frame by using scale_fill_manual function.Create the data frameLet's create a data frame as shown below −categories
Read MoreHow to expand a data frame rows by their index position in R?
To expand a data frame rows by its index position in R, we can follow the below steps −First of all, create a data frame.Then, use rep and seq_len function with nrow to expand the data frame rows by their index position.Create the data frameLet's create a data frame as shown below −x1
Read MoreHow to find the row and column position of a value as vector in an R matrix?
To find the row and column position of a value as vector in an R matrix, we can follow the below steps −First of all, create a matrix.Then, find the row and column position of a particular value using which function and reading the output with as.vector function.Example 1Create a matrixLet's create a matrix as shown below −M1
Read MoreHow to divide data frame rows in R by row maximum?
To divide the data frame row values by row maximum in R, we can follow the below steps −First of all, create a data frame.Then, use apply function to divide the data frame row values by row maximum.Create the data frameLet's create a data frame as shown below −x
Read MoreHow to print string vectors vertically in R?
To print string vectors vertically in R, we can follow the below steps −First of all, create a vector.Then, use cat function to print the vector vertically.Example 1 Let's create a vector as shown below −Alphabets
Read MoreHow to divide data frame row values by maximum value in each row excluding 0 in R?
To divide data frame row values by row maximum excluding 0 in R, we can follow the below steps −First of all, create a data frame.Then, use apply function and if else function to divide the data frame row values by row maximum excluding 0.Create the data frameLet's create a data frame as shown below −x
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