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
char2factor             Convert a Character Vector Into a Factor
check_ascii_file        Check the Number of Lines and Fields in a File
clipboard_path          Copy a Path from Clipboard to 'R'
column_sums             Sum up the Numeric Columns of a Data Frame
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
convert_umlauts_to_utf8
                        Convert German Umlauts to a More or Less
                        Suitable 'utf8' Representation
count_groups            Count Observations per Groups
csv                     Read and Write a Comma Separated File
csv2csv                 Convert a German Comma Separated File into a
                        Comma Separated File
delete_trailing_blank_lines
                        Remove Trailing Blank Lines From Files
delete_trailing_whitespace
                        Remove Trailing Whitespace From Files
develop_test            Develop Unit Testing for a Code File
escape_non_ascii        Escape non-ASCII Characters
file_copy               Force Copying a File While Backing it up
file_modified_last      Get the File Modified Last
file_save               Create a Copies of Files
file_string             Substitute All Blanks and Punctuations in a
                        String with an Underscore
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_german_umlauts      Get German Umlauts
get_lines_between_tags
                        Cut Code Chunks From a File
get_mtime               Get the 'mtime' Attribute 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_session_string      Get a Session String
get_unique_string       Create a Fairly Unique String
golden_ratio            Calculate the Golden Ratio
grep_file               Grep a Pattern from Files
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
                        <https://about.gitlab.com>?
is_scalar               Check Whether an R Object is Scalar
is_scalar_convertible2numeric
                        Check Whether a Scalar is Convertible to
                        Numeric
is_success              Does the Return Value of a Command Signal
                        Success?
is_true                 Convert a 'logical' Array to a Binary Boolean
                        Array
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
pause                   Pause
powers_of_ten           Conversions from or to powers of ten.
relative_difference     Compute Relative Differences Between the Values
                        of Two Vectors
round_half_away_from_zero
                        Round Half Away From Zero
rownames2col            Add a Column Containing the Row Names to a Data
                        Frame
run_r_tests_for_known_hosts
                        Force Testing on Known Hosts
runsed                  Replace a Pattern in Files with a Replacement
                        String
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
sloboda                 Sloboda's Growth Function
split_code_file         Split a Code File Into Multiple Files
str2num                 Convert Character Numbers to Numeric
string2words            Convert a Character Vector Into an Enumeration
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
wipe_tempdir            Wipe Clean the 'tempdir()'
with_dir                Execute Code in a Temporary Working Directory
