| %ni% | not in |
| .efface_test | delete .test file in testthat folder |
| all_ggplot_to_pptx | Save all ggplot in a pptx |
| as_mon_numeric | transform a vector into numeric |
| clean_levels | Clean levels label |
| clean_names | clean_names |
| clean_vec | Clean character vector |
| dput_levels | return R instruction to create levels |
| excel_col | return all excel column name |
| excel_to_ncol | return excel column position number from a column name |
| find_name | find pattern in name's dataset |
| from_excel_to_posixt | transform the excel numeric date format into POSIXct |
| gsub2 | like gsub but keep a factor as factor |
| is.01 | does this vector only contains 0 and 1 |
| is.12 | does this vector only contains 1 and 2 |
| is_full_figures | Predicate for charater vector full of figures |
| is_full_na | Predicate for full NA vector |
| is_likert | is a factor a likert scale |
| look_like_a_number | return TRUE if this look like a number |
| make_unique | make.unique improvement |
| ncol_to_excel | return excel column name from a position number |
| peep | peep the pipeline |
| replace_pattern | Replace pattern everywhere in a data.frame |
| save_as_csv | export a data.frame to csv |
| set_col_type | set a given coltype to each column in a data.frame |