Samouczki data science

Python arrays with code examples. Learn how to create and print arrays using Python NumPy today!

Discover what the sort method is and how to do it.

Learn about generalized linear models (GLM) and how they differ from linear models.

Learn how to subset data frames in R using brackets [], subset(), and dplyr. Includes code examples and a comparison of methods.

A list is a compound data type where you can group values together. A Python list is a convenient way of storing information altogether rather than individually.

Learn to convert spreadsheet table column into lowercase using .str.lower().

Learn how to use the .append() and .extend() methods to add elements to a list.

Learn about Object-Oriented Programming (OOP) along with R's objects, different classes like S3 and S4, along with its construction, creating its generic function with examples and many more.

Learn how to effectively use list comprehension in Python to create lists, to replace (nested) for loops and the map(), filter() and reduce() functions, ...!

Learn in detail about the ifelse() function, including syntax, along with finding whether a number is odd or even, and finally, with an example to see whether a student passed or failed their exam.

Learn about the factor function in R, along with an example, and it's structure, order levels, renaming of the levels, and finally, with the ordering of categorical values.

Learn to read and write Excel files in Python using openpyxl. This guide covers formulas, charts, cell formatting, and worksheet manipulation with hands-on exam