by Erik Marsja | Nov 7, 2021 | Programming, R

In this tutorial, you will 1) learn how to delete a row in R, and 2) how to remove multiple rows in R. Of course, R being a versatile programming language there are many different options when we need to delete a row. For example, we can use the subset() function if...
by Erik Marsja | Aug 20, 2021 | Programming, Python

In Python, it is possible to print numbers in scientific notation using base functions as well as NumPy. Specifically, you will learn how to use Python to print very large or very small (i.e., floating point) numbers in scientific notation using three different...
by Erik Marsja | Aug 8, 2021 | Programming, R

In this short tutorial, you will learn how to create a matrix in R. We will use the matrix() function, among two other functions, for this aim. Specifically, we will go into the details of this function as this will enable us to e.g. name the columns and rows in the...
by Erik Marsja | Jul 14, 2021 | Programming, R

In this short tutorial, you will learn how to convert a list to a dataframe in R. To know how to convert lists to dataframes may be useful when you, for example, get your data from a source and they end up in a list of e.g. vectors. Here’s an example code template...
by Erik Marsja | Jun 30, 2021 | Programming, R

In this data visualization tutorial, we are going to learn how to make a violin plot in R using ggplot2. Now, there are several techniques for visualizing data (see for example the Python-related post “9 Data Visualization Techniques You Should Learn in...
by Erik Marsja | May 6, 2021 | Programming, R

In this short tutorial, you will learn how to convert a matrix to a dataframe in R. Specifically, you will learn how to use base R and the package tibble to change the matrix to a dataframe. You will learn this task by 4 different examples (2 using each method). ...