javascript spravka

The following code: var r = /^[0-9A-Z]$/.test; r('A') Throws 'TypeError: can't con… Read more Assigning Regexp.test To A Variable

I want to take an array [1, 2, 3] and return [1, 2, 3, 1]. I'm using Ramda, and I can get the d… Read more Using Ramda, And Pointfree Style, How Can I Copy The First Item Of An Array To The End Of It?

let bigArray = [ { Name: 'Trump', children: [ {Name: 'TrumpChi… Read more Find Object Inside Array Inside Another Array

While reading an article on implementation of a generalised curry in Javascript, I stumbled upon th… Read more Generalised Curry - Javascript

How do I convert this JavaScript code to Clojure? I am trying to draw a (x,y) world where the cells… Read more How Do Convert This Code And My Thinking To A Functional Mindset (clojure)?

Here is an example of a question that I am slightly confused about. Function one calls function tw… Read more Understanding Javascript Callbacks And Formal Parameters

I got a lot of help from this SO question around grabbing directories and searching files. I'm… Read more Conforming My Readpackagefiles To Fit Inside "parallel" Function

Does the Hack-style pipe operator |> take precedence over grouping operator ( ) in order of oper… Read more Does The Hack-style Pipe Operator |> Take Precedence Over Grouping Operator ( ) In Order Of Operations In Javascript?

I am trying move more towards functional programming in my javascript applications. I currently use… Read more Can I Make This Function Defenition Even Shorter?

let bigArray = [ { Name: 'Trump', children: [ {Name: 'TrumpChi… Read more Find Object Inside Array Inside Another Array

I'm following an article about Transducers in JavaScript, and in particular I have defined the … Read more Function Composition With Rest Operator, Reducer And Mapper

How would I best create this function in Ramda? function get_list (value) { return [ first_tr… Read more Apply A List Of Functions To A Value In Ramda

I am experimenting with the functional List type and structural sharing. Since Javascript doesn'… Read more How Can I Prevent A Tail Recursive Function From Reversing The Order Of A List?

I have data in the format [ { 'timeline_map': { '2017-05-06': 770, … Read more Avoiding Nesting Maps When "pivoting" Multidimensional Array

The following script create an object filtering some input data. It is coded in a declarative way u… Read more Converting Imperative To Functional Style Paradigm Using Ramdajs

I am brand new to js, and am having trouble understanding what happens in the background. So if I h… Read more Understanding Stack And Frame In Javascript