I have a sample data that has three columns (Row, ID, and Level) and 10 rows. ID1 has 6 rows and ID2 has 4 rows. enter image description here I want to create a new column Level1. This new column is c...

I have a data set with time and heart rate data. The time intervals are currently about 5 seconds apart and each have data for hear rate (i.e 7:21AM = Time, 97 = Value... 7:21:05 = Time, 102 = Value.)...

I can't figure out to plot my data using geom_line and geom_point so that gghighlight works without needing the variables to be in the global environment library(ggplot2) library(gghighlight) Create ...

I want to learn CodeIgniter, with an example case like this: I have a database (tbl_points) And I have an output like this: id sku point 1 001 10 2 001 -1 3 002 5 4 002 -2 5 001 -1 ...