I am leveraging handlebars.js for my templating engine and am looking to make a conditional segment display only if it is the last item in array contained in the templates configuration object.  {   columns: [{<obj>},{<obj>},{<obj>}...
I wrote a simple helper for my template. Here's the code:  Handlebars.registerHelper('splitQuote', function (string) {     if (string.indexOf('|') !== -1) {         return string.replace('|', '<span>') + '...
How can I create something such as: - there is some text - I click on it - It transforms into an input that contains the text I clicked on....
So I wanted to write a function that returns the sum of all prime numbers up to and including a provided number.   I have written this, which works:    function sumPrimes(num) {   const arr = Array.from({length: num+1}, (v, k) => k).slice(2);   re...
I don't quite understand how helpers work in the view / controllers.  I have never used them.  My specific question is:  almost all of my views implement AJAX.  In most of my controllers, the update.js.coffee and create.js.coffee have some form o...
I am trying to solve an exercise about array helpers in Javascript, this is my code.  var numbers = [1, 2, 3, 4, 5];  function square() {     var arraySquare = [];     for (i = 0; i < numbers.length; i++) {         arraySquare[i] = numbers[i] * nu...
I'm building a Dapps connected with Ethereum Blockchain. I have a JavaScript function that call an asynchronous methods inside.  async function getFiles(id, array){     if(id < 2){         myContract.consultFile.call(id,"0x2b461Db580028F26...
I'm a newbie in Jquery and i want to change this code more short and effetive.  This is my code in the below and this code check the checkbox and change the value. anyway anybody know about this jquery, please help me.  function fn_checkboxChange...
For whatever reason I am unable to solve this issue with countless hours of troubleshooting. I have some simple helpers working with a Bootstrap 3 nav-tabs list.   I want to render a different template based on which list item is active. Here are my...
I'm programming using dust-full.js from the linkedIn fork (2.5.1). I'm trying to use helpers for conditionals, but I can't seem to get it to work. Right now, I'm using my local machine (I have no intention at the moment to include a s...

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