9.6.6 How do you avoid merge conflicts?.

9.6.4 Sync attempts & fixes (Partner 1).

9.6.2 Create a conflict (Partners 1 and 2).

9.5.5 Clone to a new R Project (Partner 2).

9.5.4 Clone to a new R Project (Partner 1).

9.5.3 Give your collaborator privileges (Partner 1 and 2).

9.5.2 Create a gh-pages branch (Partner 1).

8.5 An HTML table with kable() and kableExtra.

8.4.4 filter() and join() in a sequence.

8.4.3 inner_join() to merge data frames, only keeping observations with a match in both.

8.4.2 left_join(x,y) to merge data frames, keeping everything in the ‘x’ data frame and only matches from the ‘y’ data frame.

8.4.1 full_join() to merge data frames, keeping everything.8.4 dplyr::*_join() to merge data frames.8.3.6 stringr::str_detect() to filter by a partial pattern.

8.3.5 Activity: combined filter conditions.

8.3.4 Filter to return observations that match this AND that.

8.3.3 Filter to return rows that match this OR that OR that.

8.3.2 Filter rows based on numeric conditions.

8.3.1 Filter rows by matching a single character string.

8.3 dplyr::filter() to conditionally subset by rows.

7.7 stringr::str_replace() to replace a pattern.

7.6.2 tidyr::separate() to separate information into multiple columns.

7.6.1 tidyr::unite() to merge information from separate columns.

7.6 tidyr::unite() and tidyr::separate() to combine or separate information in column(s).

7.5 janitor::clean_names() to clean up column names.

7.4 tidyr::pivot_wider() to convert from longer-to-wider format.

7.3 tidyr::pivot_longer() to reshape from wider-to-longer format.

7.2.2 read_excel() to read in data from an Excel worksheet.

7.2.1 Create a new R Markdown and attach packages.

6.5.1 Knit, push, & show differences on GitHub.

3.8 Assigning objects with % summarize().

3.4.3 Writing code in a file vs. Console.

2.2 Guiding principles / recurring themes.

Rstudio github