bulk_read_csv           Bulk Read Comma Separated Files
bulk_write_csv          Bulk Write Comma Separated Files
call_conditionally      Call a Function Conditionally
call_safe               Call a Function Given an External Dependency on
                        Non-Windows Systems
check_ascii_file        Check the Number of Lines and Fields in a File
compare_vectors         Compare Two Vectors
convert_umlauts_to_ascii
                        Convert German umlauts to a more or less
                        suitable ascii representation.
convert_umlauts_to_tex
                        Tex Codes for German Umlauts
csv                     Read and Write a Comma Separated File
csv2csv                 Convert a German Comma Separated File into a
                        Comma Separated File
file_copy               Force Copying a File While backing it up
file_modified_last      Get the File Modified Last
file_save               Create a Copy of a File
find_files              Find Files on Disk
fritools-package        Utilities for the Forest Research Institute of
                        the State Baden-Wuerttemberg
fromto                  Extract All Items of a Vector Between Two
                        Patterns
get_boolean_envvar      Get a Boolean Environment Variable
get_mtime               Get the 'mtime' Attribute to or from an Object
get_options             Get Options For Packages
get_package_version     Query Installed Package Version
get_r_cmd_batch_script_path
                        Get the Path of the R Code File in Case of an
                        'R CMD BATCH' Run
get_rscript_script_path
                        Get the Path of the R Code File in Case of an
                        'Rscript' Run
get_run_r_tests         Get System Variable RUN_R_TESTS
get_script_name         Get the Name of the R Code File or set it to
                        'default'
get_script_path         Get the Path of the R Code File
get_unique_string       Create a Fairly Unique String
golden_ratio            Calculate the Golden Ratio
index_groups            Determine Indices and Sizes of Subsets
is_batch                Is R Run in Batch Mode (via 'R CMD BATCH' or
                        'Rscript')?
is_cran                 Is R Running on CRAN?
is_difftime_less        Check Whether Two Times Differ Less Than A
                        Given Value
is_false                Provide 'isFALSE' for R < 3.5.0
is_files_current        Check Whether Files are Current
is_force                Opt-out Via Option
is_installed            Is an External Program Installed?
is_not_false            Is an Object Set and not Set to 'FALSE'?
is_null_or_true         Is an Object 'TRUE' or 'NULL'?
is_of_length_zero       Is an Object of Length Zero?
is_path                 Check Whether an Object Contains a Valid File
                        System Path
is_r_cmd_check          Is the Current R Process an 'R CMD check'?
is_r_package_installed
                        Is an R Package Installed?
is_running_on_fvafrcu_machines
                        Is the Machine Running the Current R Process
                        Owned by FVAFRCU?
is_running_on_gitlab_com
                        Is the Current Machine Owned by <URL:
                        https://about.gitlab.com>?
is_success              Does the Return Value of a Command Signal
                        Success?
is_valid_primary_key    Is a Key a Valid Potential Primary Key for a
                        'data.frame'?
is_version_sufficient   Is a Version Requirement Met?
is_windows              Is the System Running a Windows Machine?
load_internal_functions
                        Load a Package's Internals
memory_hogs             Find Memory Hogs
missing_docs            Find Missing Documentation
paths                   Set or Get the 'path' Attribute to or from an
                        Object
round_half_away_from_zero
                        Round Half Away From Zero
run_r_tests_for_known_hosts
                        Force Testing on Known Hosts
search_files            Search Files for a Pattern
search_rows             Search All Rows Across Columns of a Matrix-like
                        Structure
set_hash                Set a Hash Attribute on an Object
set_options             Set Options For Packages
set_run_r_tests         Set the System Variable RUN_R_TESTS
split_code_file         Split a Code File Into Multiple Files
str2num                 Convert Character Numbers to Numeric
strip_off_attributes    Strip Attributes off an Object
subset_sizes            Determine Subset Sizes Close to Equality
summary.filesearch      Summarize File Searches
tapply                  Apply a Function Over a Ragged Array
touch                   Mock the Unix 'touch' Utility
un_hash                 Separate an Object from its Hash Attribute
view                    View a File or Directory
vim                     Edit a File With VIM if Possible
weighted_variance       Calculate a Weighted Variance
wipe_clean              Remove All Objects From an Environment
with_dir                Execute Code in a Temporary Working Directory
