Programming Articles - Page 1133 of 3366

To divide matrix row values by row standard deviation in R, we can follow the below steps −First of all, create a matrix.Then, use apply function to divide the matrix row values by row standard deviation.Create the matrixLet's create a matrix as shown below − Live DemoM

To print a factor vector without levels in R, we can follow the below steps −First of all, create a factor vector.Then, use as.character function to read the vector.Example 1Create a factor vectorLet’s create a vector called f1 as shown below − Live Demof1

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 − Live Demox

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 − Live Democategories

To create a horizontal line in ggplot2 graph with different in R, we can follow the below steps −First of all, create a data frame.Then, create a plot using ggplot2 using geom_hline function having horizontal line.After that, create the same plot with line color defined with col argument.Create the data frameLet's create a data frame as shown below − Live Demox

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 − Live DemoGroup

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 − Live Demox

To create facets in vertical order using ggplot2 in R, we can follow the below steps −First of all, create a data frame.Then, create facetted plot with facet_grid function.After that, create the facetted plot with facet_wrap function.Create the data frameLet's create a data frame as shown below − Live Demox

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 − Live Demox

To change the color of line of a plot created for an xts object in R, we can follow the below steps −First of all, create a data frame.Then, convert this data frame into an xts object.Create the plot for the data in xts object with default color.Then, create the plot for the data in xts object with different colorCreate the data frameLet's create a data frame as shown below −Dates