As the post on “hello world” functions has been quite appreciated by the R community, here follows the second round of functions for wannabe R programmer. # If else statement: # See the code syntax below for if else statement x=10 if(x__1){ print(“x is greater than 1”) }else{ print(“x is ...

Integrals are so easy only math teachers could make them difficult.When I was in high school I really disliked math and, with hindsight, I would say it was just because of the the prehistoric teaching tools (when I saw this video I thought I’m not alone). I strongly ...

I guess I wrote my R “hello world!” function 7 or 8 years ago while approaching R for the first time. And it is too little to illustrate the basic syntax of a programming language for a working program to a wannabe R programmer. Thus, here follows a collection of basic functions ...

The previous post described how the deeply nested JSON data on fligths were parsed and stored in an R-friendly database structure. However, looking into the data, the information is not yet ready for statistical analysis and visualization and some further processing is necessary before extracting insights and producing nice plots. ...

The collection of example flight data in json format available in part 2, described the libraries and the structure of the POST request necessary to collect data in a json object. Despite the process generated and transferred locally a proper response, the data collected were neither in a suitable structure for ...