javascript magazin

Let's say I want a user to write a story in 20 minutes. After the user is done I want to play b… Read more How Would I Go About Recording Changes In A Large Text Field?

Basically i want to generate form fields dynamically based on the selection made in dropdown. I hav… Read more Dropdown In Jquery Producing Dynamic Fields

I have the following jQuery: var request = $.get('getPerforceSuites'); request.success(func… Read more Jquery Call To Controller Action Is Not As Expected

Since I didn't get the expected answer on my last question I'll try to simplify and narrow … Read more Rjs: Ajaxified Select_tag

I need to parse an array out of a website. The part of the JavaScript I want to parse looks like th… Read more How To Parse Javascript Using Nokogiri And Ruby

Currently, I have a ruby variable accessible by the view called @json (which contains information I… Read more Using Ruby Variable In Javascript (in App View)

Ruby 2.0.0, Rails 4.0.3 I have a _new partial. But, I render it with an instance that actually exi… Read more Need Method Create And Not Update When Instance Actually Does Exist

I'm stuck with an issue with a cucumber test suite and I can't think of any way of debuggin… Read more How To Debug Random Cucumber Failures?

Ruby 2.0.0, Rails 4.0.3, Windows 8.1 Update, PostgreSQL 9.3.3 I have code that uses JavaScript to p… Read more Making Code Using Javascript For Dependent Selects Restful

In JavaScript ES6 we can create objects where variable names become keys like this: > let a = &#… Read more Ruby Hash Equivalent Of Javascript's Object Initializer Es6 Shorthand

I'm building an events app using Rails and Stripe to handle payments. I've used javascript … Read more Rails / Stripe - Taking Multiple Payments

I read some code where someone did this in Ruby: puts ('A'..'Z').to_a.join(',&#… Read more Create An Array Of Characters From Specified Range

I am trying to deploy an application. My javascript is loading perfectly on development but it'… Read more Javascript Not Loading On Heroku

If a user clicks a checkbox the below code will fire, but the checkmark will sometimes disappear, t… Read more The Mystery Of The Disappearing Checkmarks

I have this line in a javascript block in a page: res = foo(' '); What is the best way to… Read more Javascript With Embedded Ruby: How To Safely Assign A Ruby Value To A Javascript Variable

I'm relatively new to Rails so please forgive me if this turns out to be quite a naive question… Read more Rails 5: Nested Forms And Existing Associated Objects

I have this simple javascript code : window.ws = new WebSocket('ws://127.0.0.1:8000/'); ws… Read more Close Does Not Seem To Work With Websocket

I have a Javascript, which should work on $(document).ready but it won't, because I also have t… Read more How To Disable Turbolinks For Single Page In A Shared View?

I am using a click function to first get the array/position, then post it via an AJAX call to a con… Read more How Do I Pass Params To Rails Controller Method Then Return Value Using Jquery/ajax?

I'm trying to convert a chunk of Ruby code into Node.js. One particular piece has me stumped, c… Read more Converting Ruby's Yield Inside Of Nested Functions Into Node.js