%$$%                    Extract Parts of an Object (list)
addLeadingZerosToCharInt
                        Add leading zeros to all columns that can be
                        identified as integers in a character
                        data.frame
asNumericIfPossible     Convert a Vector, Matrix or Data Frame Into
                        Numeric Values If Possible
catch_asNumericIfPossible
                        Use 'asNumericIfPossible' with modified
                        warning.
checkBackgroundVariables
                        Internally needed function for consistency
                        checks and data preparation.
cleanifyString          Removes special characters
contr.wec.weighted      Calculates contrasts for a weighted factor
                        variable based on weighted effect coding
crop                    Remove Trailing and Leading Characters From
                        Character Strings
data.timss1             Example dataset TIMSS 2011
descr                   Descriptive statistics for one or several
                        variables
do_call_rbind_withName
                        Row bind a list while assigning names to rows
eatTools-package        eatTools: Miscellaneous Functions for the
                        Analysis of Educational Assessments
existsBackgroundVariables
                        Internally needed function for consistency
                        checks and data preparation.
facToChar               Transform columns in a data frame
gsubAll                 Pattern matching and replacement
halveString             Split string exactly in two parts
insert.col              Insert Columns into a 'data.frame' at a
                        Specific Position
makeDataFrame           Converts 'tbl' or 'data.table' objects to plain
                        'data.frames' for internal processing
makeTria                Reshapes an unordered covariance/correlation
                        matrix into triangular shape
mergeAttr               Merge Two Data Frames with additional messages
                        and maintain variable attributes
multiseq                multiple sequences
na_omit_selection       Drop rows containing missing values
num.to.cat              Transform continuous variables into ordered
                        factors
print_and_capture       Easy integration of (small) tables into (error)
                        messages
pwc                     Part-whole correlation for numeric data frames
rbind_common            Combine data.frames by row, using only common
                        columns.
rbind_fill_vector       Combine vectors of unequal length by row,
                        filling missing columns with NA.
readMultisep            Read in data.frames with separator characters
                        >=1Byte
recodeLookup            Recode a variable according to a lookup table
removeNonNumeric        Removes all non-numeric characters from a
                        string.
removeNumeric           Removes alphanumeric characters from a string.
removePattern           Removes a specified pattern from a string.
roundDF                 Round a 'data.frame'.
seq2                    Sequence generation
set.col.type            Set the Class of Columns in a Data Frame
tablePattern            Creates skeleton for frequency tables with
                        desired values
tableUnlist             Frequency table for data frames, e.g. across
                        multiple columns
whereAre                Matches a scalar with elements of a vector.
wideToLong              Transform wide format data sets into the long
                        format necessary for eatRep analyses
wtdTable                Computed weighted frequency tables
wtdVar                  Computed weighted variance
