Delete Data Frame in R

It is good practice to keep a clean workspace by removing objects that are no longer being used. This is especially true if you have saved multiple large data frames …

R Vectors: A Must-Learn

For many beginners, the word “vector” is one of those scary, geeky things that creep us out. But understanding vectors will instantly speed up your learning process. So in this …

Importing JSON Data

Data is spread across the web in different formats and an analyst needs to parse this data to build a local datastore. JSON is one of the most popular data exchange formats …

Combine delimited files with R

Want to combine delimited files into one big file?  Here I will show you how to do it with R. [sc name=”code_and_data” codelink=”https://github.com/nvenkataraman1/rforexcelusers/blob/master/Names%20data%20analysis/1_combine_csv_files.R” datalink=”http://www.ssa.gov/OACT/babynames/limits.html”] The Social Security Administration provides several …

Using SQL in R

SQL is a fairly common skill set among business analysts. If you’re one of those lucky ones, then good news: you could write SELECT SQL in R. This is how …