Miscellaneous R Functions and Aliases

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Documentation for package ‘hutils’ version 1.8.1

• DESCRIPTION file.
• User guides, package vignettes and other documentation.
• Package NEWS.

Help Pages

hutils-package	hutils package
%<->%	Swap assignment
%ein%	Exists and (not) in
%enotin%	Exists and (not) in
%implies%	#' Logical implies
%notchin%	Negation of in (character)
%notin%	Negation of in
%pin%	Partial in
ahull	Maximum area given x and y coordinates
aliases	Aliases
all_same_sign	Determine whether a vector is all of the same sign
AND	Aliases
any_grepl	Does the pattern appear anywhere?
auc	AUC
average_bearing	Average of bearings
average_bearing_n	Average of bearings
bearing	Bearing calculations
coalesce	Find first non-missing element
compass2bearing	Bearing calculations
dev_copy2a4	Copy device to an A4 PDF
dir2	List many files
drop_col	Drop column or columns
drop_colr	Drop columns whose names match a pattern
drop_cols	Drop column or columns
drop_constant_cols	Drop constant columns
drop_empty_cols	Drop empty columns
drop_grep	Drop columns whose names match a pattern
duplicated_rows	Return duplicated rows of data.table
easterly_component	Bearing calculations
find_pattern_in	Find string pattern in (text) file
fst_columns	Utilities for 'fst' files
fst_nrow	Utilities for 'fst' files
generate_LaTeX_manual	Generate LaTeX manual of installed package
goto_pattern_in	Find string pattern in (text) file
has_unique_key	Unique keys
haversine_distance	Distance between two points on the Earth
if_else	Vectorized if
implies	#' Logical implies
isAttached	Is a package attached?
isTrueFalse	Logical assertions
longest_affix	Longest common prefix/suffix
longest_prefix	Longest common prefix/suffix
longest_suffix	Longest common prefix/suffix
mean_na	Proportion of values that are NA.
Mode	Statistical mode
mutate_ntile	Add a column of ntiles to a data table
mutate_other	Group infrequent entries into 'Other category'
NEITHER	Aliases
neither	Aliases
ngrep	Anti-grep
NOR	Aliases
nor	Aliases
northerly_component	Bearing calculations
OR	Aliases
pow	Aliases
prohibit_unequal_length_vectors	Prohibit unequal length vectors
prohibit_vector_recycling	Prohibit vector recycling
prohibit_vector_recycling.MAXLENGTH	Prohibit vector recycling
provide.dir	Provide directory
provide.file	Provide a file
replace_pattern_in	Replace string pattern in text file
report_error	Report errors and warnings
RQ	Shorthand for 'requireNamespace'
samp	Safer sampler
selector	Fast selection of 'data.table' columns
select_grep	Select names matching a pattern
select_which	Select columns satisfying a condition
seq_nrow	Generate sequence of row numbers
set_colsuborder	Put columns first or last
set_cols_first	Put columns first or last
set_cols_last	Put columns first or last
set_unique_key	Unique keys
swap	Swap assignment
Switch	Vectorized switch
trim_common_affixes	Longest common prefix/suffix
unique-keys	Unique keys
weight2rows	Expand a weighted data frame to an equivalent unweighted
weighted_ntile	Weighted (ranked) quantiles
weighted_quantile	Weighted quantile
XOR	Aliases