| absolute_humidity | Function to calculate absolute humidity from temperature and... |
| add_by_id_and_range | Function to add a variable by testing an identifier and a... |
| add_row_numbers | Function to add a row number variable to a data frame. |
| add_steak_variables | Function to add streak variables to a tibble. |
| aggregate_by_date | Function to aggregate time series data by dates. |
| any_duplicated | Function to test if a vector contains duplicate elements. |
| any_interval_overlap | Function to test if any intervals overlap with one another. |
| apparent_temperature | Function to calculate apparent temperature. |
| apply_hampel_identifier | Function to apply the Hampel identifier, a median absolute... |
| arrange_left | Function to arrange variables to the left of a data frame. |
| as_binary | Function to convert integers to binary strings. |
| base_df | Function to catch 'dplyr"s 'tbl_df' data frame class and... |
| build_zero_row_tibble | Function to create a zero row tibble, usually for... |
| calculate_ci | Function to calculate confidence intervals (CIs), usually... |
| calculate_control_limits | Function to calculate control limits, usually used for 'XmR'... |
| calculate_correlations | Function to calculate correlations and return a tidy output. |
| calculate_cross_correlations | Function to calculate cross-correlations between two vectors... |
| calculate_date_summaries | Function to calculate summaries of dates for a continuous... |
| calculate_deltas | Function to calculate deltas or differences between two... |
| calculate_dew_point | Function to calculate the dew point from temperature and... |
| calculate_errors | Function to calculate errors for an aggregation. |
| calculate_mixing_ratio | Function to calculate the mixing ratio of water vapour. |
| calculate_pace_splits | Function to calculate splits for a running or cycling event. |
| calculate_quantiles | Function to calculate quantiles for a numeric vector. |
| calculate_range | Function to summaries a numeric vector by calculating and... |
| calculate_relative_humidity | Function to calculate relative humidity from air temperature... |
| calculate_speed | Functions for calculating speed in m s-1 and pace in min... |
| calculate_target_pace | Function to calculate target pace in min km-1. |
| calculate_time_span | Function to calculate time span between dates. |
| calculate_vapour_pressure | Function to calculate atmospheric vapour pressure. |
| calculate_water_partial_pressure | Function to calculate the water partial pressure/vapour... |
| calculate_water_volume_mixing_ratio | Function to calculate the mixing ratio of water. |
| chunk | Function to chunk a vector into pieces of _n_ length. |
| chunk_n | Function to chunk a vector into _n_ pieces. |
| clc | Function to clear the R console. |
| colours_brewer | Function to generate a vector of colours from ColorBrewer... |
| colours_lancet | Function to generate a custom colour palettes from Lancet... |
| compress_files | Function to compress files. |
| create_directory | Function to create directories if they are not present. |
| create_wind_direction_bins | Function to transform numeric wind direction values (0-360... |
| data_frame_to_latex_table | Function to format a data frame to a LaTeX table. |
| data_frame_to_timeseries | Function to promote a data frame to a time-series object. |
| data_frame_to_zoo | Function to transform a data frame into a *zoo* time series... |
| date_centre | Function to calculate the centre point of two dates. |
| date_message | Functions to get a formatted date string, usually used as... |
| dates_as_numeric | Function to convert all date variables in a data frame to... |
| decimal_count | Function to count the number of digits on the right of a... |
| decimal_minute_to_string | Function to transform decimal minutes into a formatted... |
| detect_date_interval | Function to determine period of a date vector. |
| download_ftp_file | Function to download files from an 'FTP' or 'SFTP' server. |
| download_with_scp | Function to download files from a remote system with 'scp'... |
| dplyr-functions | Pseudo-function to re-export *dplyr*'s common functions. |
| drop_na_columns | Function to drop columns in a data frame which only contain... |
| duplicated_rows | Function to return duplicated rows in a data frame. |
| evaluate_text | Function to evaluate and execute an R expression stored as... |
| exponential_growth | Function to calculate exponential growth. |
| export_ggplot | Function to export *ggplot2* plot, usually as a '.pdf' file. |
| file_information | Function to get file information. |
| file_metadata | Function to extract file metadata with 'exiftool'. |
| file_size | Function to get file size. |
| gam_smoother | Function to smooth an _x_-_y_ pair with a generalised... |
| gas_volume_to_mass | Functions to convert gas concentrations between volume- and... |
| generate_all_combinations | Function to generate all combinations of the elements within... |
| get_package_version | Function to get package versions and return details in a... |
| get_remote_file | Function to get/download file from an 'URL'. |
| gg_no_grid_lines | Function to remove all grid lines from a ggplot2 plot. |
| ggplot2_colours | Function to generate a vector of colours which emulate... |
| ggtheme_threadr | Function for "tufte-like" *ggplot2* appearance. |
| good_friday | Functions to calculate the dates of shifting holidays. |
| grepl_all | Function to apply 'grepl' across many variables in a data... |
| hostname | Function to find system's hostname. |
| is_outlier | Function to identify outliers in a numeric vector by uisng... |
| is_outside_quantiles | Function to test elements of a vector are within a given... |
| lag_delta | Functions to calculate the delta between a value and the... |
| left_join_range | Function to join two data frames together based on a range... |
| list_files | Function to list files in a directory. |
| list_files_ftp | Function to list files on an FTP or SFTP server. |
| list_files_scp | Function to list files and directories on a remote system... |
| loess_smoother | Function to smooth an _x_-_y_ pair with loess (local... |
| logical_to_yes_no | Function to convert a logical vector to a "Yes/No" vector. |
| mean_geometric | Function to calculate the geometric mean of a numeric vector. |
| mean_wd | Function to calculate mean wind direction. |
| miles_to_km | Functions to convert unit systems. |
| mode_average | Function to calculate mode (the value that appears most... |
| molecular_mass_table | Functions to return a table containing molecular masses for... |
| ms_to_min_km | Function to convert speed in meters per second (m.s-1) to... |
| na_extrapolate | Function to extrapolate leading and trailing 'NA's. |
| na_interpolate | Function for interpolating 'NA's. |
| na_locf | Function for carrying last observation forwards. |
| normalise | Function to normalise a numeric vector's range between 0 and... |
| object_size | Convenience function to find size of R object. |
| parse_date_arguments | Function to parse date arguments for other functions. |
| parse_excel_date | Function to parse Microsoft Excel's numeric date. |
| parse_iso_week | Converts date from week notation according to ISO 8601 to... |
| parse_no_hour_time | Function to parse a time with greater than 60 minuntes to a... |
| parse_personal_path | Function to parse and switch common file paths for different... |
| parse_time | Function to parse times into the 'hms' data type. |
| parse_unit_text | Automatic text formatting for openair |
| parse_unix_time | Function to conveniently parse a vector of Unix time to a... |
| pdf_write_metadata | Function to write metadata to a pdf file with 'exiftool'. |
| percentage_change | Function to calculate percentage change between new and old... |
| percentage_difference | Function to calculate the percentage difference between two... |
| percent_lost | Function to calculate the percentage lost between two values. |
| percent_of | Function to calculate the value of a percentage of another... |
| period_financial | Function to transform date into financial period (a month... |
| period_to_date | Function convert a lubridate period to a POSIXct date. |
| period_to_string | Function to format *lubridate* periods into a 'HH:MM:SS'... |
| pipe | Pseudo-function to re-export *magrittr*'s pipe. |
| plot_control_chart | Function to plot a control chart. |
| plot_image_jpg | Function to plot a JPG/JPEG image. |
| plot_time_series | Function to plot time series data. |
| plot_time_variation | Function to plot hourly, weekday, and monthly averages. |
| print_all | Function to print all rows in a tibble. |
| print_palette | Function to plot a vector of colours. |
| quiet | Function to catch 'cat' messages and make them invisible. |
| read_bibtex | Function to load a 'BibTeX' file to a data frame. |
| read_csv_git_hub | Function to read a '.csv' file and return as a data frame... |
| read_csv_remote | Function to read a '.csv' file and return as a data frame... |
| read_html_tables | Function to read HTML tables from an URL. |
| read_json | Function to read JSON files. |
| read_json_lines | Function to read a new line JSON, also known as 'ndjson'... |
| read_lines | Function to wrap 'readLines' with different defaults. |
| read_rdata | Function to read 'RData' files but not their name so standard... |
| read_rds_remote | Function to read an '.rds' file from a 'URL'. |
| read_xml | Function to load 'XML' document as a list. |
| replace | Pseudo-function to re-export *ggplot2*'s replace function. |
| replicate_rows | Function to replicate rows in a data frame. |
| reset_row_names | Function to reset row names in a data frame. |
| rm_na_rows | Function to remove rows in a data frame when indices are all... |
| rmse | Functions to calculate various error statistics. |
| rolling_mean | Function to apply a rolling mean to a numeric vector. |
| round_any | Round to multiple of any number. |
| round_date_interval | Function to round dates to arbitrary time intervals. |
| round_numeric | Function to round all numerical variables in a data frame. |
| saturation_vapour_pressure | Function to calculate the saturation vapour pressure of water... |
| script_paths | Function to return a script's file name and directory from... |
| sd_wind | Function to calculate the standard deviation of wind... |
| season | Function to determine season of a date. |
| seconds_in_a_day | Functions to conveniently access number of seconds in... |
| serialise_r_object | Functions to serialise and unseralise R objects. |
| set_sub_second_option | Function to set R's options to print fractional seconds. |
| simple_moving_average | Function to apply rolling mean to a vector. |
| specific_humidity | Function to calculate specific humidity. |
| split_into_equal_parts | Function to spit a data frame/tibble into equal sized... |
| split_nrow | Function to split a data frames and vectors into lists with... |
| standardise | Function to standardise all variables in a data frame. |
| stats-functions | Pseudo-function to re-export functions from the *stats*... |
| stats-grDevices | Pseudo-function to re-export functions from the *grDevices*... |
| str_date | Functions to preform string operations which do not currently... |
| str_date_formatted | Function to format a date (usually) for printing. |
| streak | Functions to determine and group streaks/consecutive events. |
| str_english_date_format | Function to format a date in a verbose, English language... |
| str_extract_xml_attributes | Function to extract and format an XML attribute string into a... |
| str_hms | Function to format a 'hms' vector to a clean character... |
| stringr-functions | Pseudo-function to re-export *stringr*'s common functions. |
| str_system_date | Function to get system time with sytem calls. |
| symbol_degree | Functions for commonly used unicode symbols. |
| sys_unix_time | Function to get system date as an numeric/integer value... |
| theme_less_minimal | Function for a minimal *ggplot2* appearance but with bounding... |
| tidy_summary | Function to create tidy data descriptives from a data frame. |
| time_dygraph | Function for plotting interactive time-series plots in a... |
| time_pad | Function to pad time series. |
| time_zone | Function to extract time-zone from a POSIXct date. |
| to_json | Function to quickly use 'jsonlite::toJSON'. |
| to_period | Function to calculate a *lubridate* 'period' date class based... |
| twos_complement | Function to convert Two's Complement integer to a standard... |
| type_convert | Function to quickly apply 'type.convert' to objects. |
| unix_time_to_excel_date | Function to convert unix time to a Microsoft Excel date. |
| upload_to_ftp | Function to upload a files to an FTP or SFTP server. |
| upload_with_scp | Function to upload files locally to a remote system with... |
| utils-functions | Pseudo-function to re-export functions from the *utils*... |
| uuid | Function to generate randomly generated universally unique... |
| walrus | Pseudo-function to re-export *rlang*'s walrus operator. |
| wday_monday | Function to get weekday number from a date where '1' is... |
| weekday_sequence | Function to generate a sequence of weekdays. |
| weekend | Function to test if dates are during the weekend or not. |
| week_financial | Function to calculate financial week of the year. |
| week_monday | Function to get Monday-based week number of a date. |
| which_closest | Function to find closest index in a vector. |
| wind_direction_from_wind_components | Functions to calculate wind direction and wind speed from... |
| within_range | Function to test if a vector is within one, or many ranges. |
| write_csv_threadr | Function to export data frame/tibble to a '.csv' text file... |
| write_json | Function to write an R object to a JSON file. |
| write_json_lines | Function to export a data frame as new line JSON, also known... |
| write_rds | Function to read and write R's RDS files with some helpful... |
| year_financial | Function to transform date into financial year. |
| yesterday | Function to return the system's idea of yesterday. |
| zoo_to_data_frame | Function to transform a *zoo* time series object to a tibble. |
| zzz | Function to squash R check's global variable notes. |
