throttle_.throttle(function, wait, [options]) Creates and returns a new, throttled version of the passed function, that, when invoked

findLastIndex_.findLastIndex(array, predicate, [context]) Like _

memoize_.memoize(function, [hashFunction]) Memoizes a given function by caching the computed result. Useful for speeding up

countBy_.countBy(list, iteratee, [context]) Sorts a list into groups and returns a count for the number of objects in each group

findWhere_.findWhere(list, properties) Looks through the list and returns the first value that matches all of the key-value

after_.after(count, function) Creates a version of the function that will only be run after first being called count times

size_.size(list) Return the number of values in the list.

isArray_.isArray(object) Returns true if object is an Array.

without_.without(array, *values) Returns a copy of the array with all instances of the values removed.

compact_.compact(array) Returns a copy of the array with all falsy values removed. In JavaScript, false, null