Comment                 Multi-line Comments
Mode                    Calculate mode (most common element) of a
                        vector
Tarone.test             Tarone's Z Test
approxAUC               Approximate AUC
approxpDirichlet        Approximate CDF of Dirichlet
bag                     Multi-indicators / "Bag o Words"
bat_passes              Bat passes
bsearch7                Efficient binary search for character vectors
calcBMI                 Calculate Body Mass Index
chunk2                  Split a vector into n chunks
clamp                   Clamp a value into a range
classMethods            List all methods for an object
coalesce                Replace NAs in parallel vectors
copyEnv                 Copy objects from one environment to another
cor2cov                 Back transform correlation matrix to
                        variance-covariance matrix
ddensity                Distribution methods for density objects
duplicated2             Find duplicates in a vector
flatten2                Flatten a list without type coercion
frontier                Find efficient frontier
horner.poly             Evaluate Polynomial and Rational Functions
                        using Horner's method
invinteraction          Split an interaction'ed factor back into
                        seperate variables
invwhich                Convert indices to logical vector
logLik.kmeans           Log-Likelihood for k-means clustering (for
                        calculating AIC and BIC)
lsos                    Improved list of objects
match.call.defaults     Argument matching with defaults
na.dummy                Handle Missing Values with Fill + Dummy
parseLDAP               Parse LDAP output into dataframe
partial                 Partially apply a function
permutations            Generate all distinct permutations of a vector
randomRows              Sample rows from a dataframe or matrix
readkey                 Wait for a keypress
reflect_triangle        Reflect upper/lower triangle across diagonal
replace_null_recursively
                        Replace NULLs in nested lists
resave                  Resave a session
rsplit                  Recursivly split a data.frame
sincos                  sin/cos pairs for modeling
split_path              Split paths into folders
sprintf_named           sprintf, with named references
stackoverflow           Stack Overflow's Greatest Hits
strReverse              Reverse each string of a vector
substituteExpr          Substitute on an expression in a value
t.list                  Transpose a list-of-lists
trim_trailing           Strip leading / trailing zeros
unique_columns          Remove duplicated columns
unscale                 Reverse a scale
zip2                    Zip / Enumerate from python
