%notin%                 notin helper function
assign_to_R_env         assign_to_R_env
clean_path_name         clean_path helper function
cleanup_old_logfile     Archives the current logfile and creates a new
                        blank one.
clear                   Clean the console and environment-variables
close_all_connections   Cleanup function to unset/close all open
                        connections
equals2                 Compare two elements and return true if both
                        elements are the same.
feedback                Function to feedback messages either to the
                        user and/or to the console and to the logfile.
feedback_get_formatted_string
                        Format the feedback string
feedback_to_console     Print to the console. Internal use only.
feedback_to_logfile     Add to the logfile. Internal use.
feedback_to_logjs       Feedback to the gui/browser-console with logjs.
                        Internal use.
feedback_to_ui          Feedback to the user with a modal. Internal
                        use.
firstup                 Converts the first letter of the input string
                        to uppercase
format_posixct          Formats a given POSIXct timestamp without the
                        need of manually specifing format parameters.
get_config              Reads a config yaml file and return the value
                        for a given key.
get_current_timestamp   Quickly get the current time stamp
is.empty                Empty Value
is_date_format          Checks if a string matches a given date format.
log_get_default_options
                        Get the default settings for the logging
                        function as list.
log_internal_test       Internal function for debugging only.
log_map_type_to_loggertype
                        Get the logger type from the type string (the
                        argument of the 'feedback()' function)
log_remove_options      Remove all log-related options from
                        'options()'.
log_set_defaults        Set default options for all log-functions
rep2                    Repeat something with the ability to also
                        collapse the output.
setdiff_all             Get the difference of two vectors in both
                        directions.
setenv2                 Assign variables to the system environment.
setenv_file             Set all variables of a '.env' file to the
                        system environment.
string_replacements     Clean string with a given set of replacements
trim.space              Trim Spaces
vgsub                   Vectorised String Replacement
