Like all features in the info.table R deal, fread is speedy. Quite speedy. But there is much more to fread than velocity. It has a number of beneficial characteristics and options when importing exterior info into R. In this article are five of the most valuable.
Observe: If you’d like to follow along, download the New York Situations CSV file of every day Covid-19 cases by U.S. county at https://github.com/nytimes/covid-19-info/uncooked/master/us-counties.csv.
Use fread’s nrows selection
Is your file big? Would you like to take a look at its framework right before importing the full detail – without acquiring to open it