String Manipulation with stringr | Further Data Analysis with R (Lesson 1) скачать в хорошем качестве

String Manipulation with stringr | Further Data Analysis with R (Lesson 1)

👋 LESSON MATERIALS 🛑 You can access the quizzes, PDF notes, and datasets for this lesson at our website: https://thegraphcourses.org/courses/f... Chapters 0:00 Introduction 0:47 Defining Strings 1:13 Practice Question 5:25 String Formatting in R with {stringr} 5:40 Changing Case 6:00 Handling Whitespace 7:38 Text Padding 9:43 Text Wrapping 13:10 Practice Question 15:44 Applying String Formatting to a Dataset 16:26 Practice Question 22:17 Splitting Strings 22:33 Using str_split() 22:49 Using separate() 26:28 Practice Question 30:13 Separating Special Characters 30:55 Practice Question 33:14 Combing Strings with paste() 33:55 Practice Question 41:06 Subsetting Strings with str_sub() 42:27 Practice Question 47:21 Wrap Up Learning objectives • Understand the concept of strings and rules for defining them in R • Use escapes to include special characters like quotes within strings • Employ {stringr} functions to format strings: • Change case with str_to_lower(), str_to_upper(), str_to_title() • Trim whitespace with str_trim() and str_squish() • Pad strings to equal width with str_pad() • Wrap text to a certain width using str_wrap() • Split strings into parts using str_split() and separate() • Combine strings together with paste() and paste0() • Extract substrings from strings using str_sub() ---------------- And follow us on social media to get the latest updates! Twitter:   / thegraphnetwork   LinkedIn:   / the-graph-network