I need to find an index of element inside its container by object reference. Strangely, I cannot find an easy way. No jQuery please - only DOM.  UL  LI  LI  LI - my index is 2  LI   Yes, I could assign IDs to each element and loop through all nodes...

How can I append a childNode to a specific position in javascript?  I want to add a childNode to the 3rd position in a div. There are other nodes behind it that need to move backwards (3 becomes 4 etc.)...

I'm having trouble overcoming an issue with react router. The scenario is that i need to pass children routes a set of props from a state parent component and route. what i would like to do is pass childRouteA its propsA, and pass childRouteB its...

Page which opens Twitter Bootstrap Modal with iframe inside:  <div id="iframeModal" class="modal hide fade" tabindex="-1" role="dialog" aria-labelledby="myModalLabel" aria-hidden="true">     <d...

If possible, can I click on an element in an iframe and have that perform a function on the page it is rendered on?  for example:  <div class="page">      <iframe class="frame">[... the source will render: <div class=&#...

I have done some research, but as a JavaScript novice, I can't seem to get anything to work for my specific case:  I have an iframe in a page, and in that iframe's document, I have the following code:  function fun(){ var slideTitle = api.get...

I have a HTML as:  <div id="xyz">   <svg>......</svg>  <img>....</img>  <div id = "a"> hello </div>  <div id = "b"> hello       <div id="b1">I m a grand child</d...

I can get the count of all descendants of an element, but I can't seem to target just the immediate children. Here's what I have at the moment.  var sectionCount = document.getElementById("window").getElementsByTagName("section...

I have been looking for a 'complete' solution to nesting parent child checkboxes that change state correctly based on a hierarchy.  Most 'solutions' do not work or only work to one level. They also require you to name the checkboxes i...

I'm trying this out:  var child = spawn('node', args, {cwd: parentDir, stdio: 'ipc'} );   (args is an array of parameters)  but it gives the following error:      TypeError: Incorrect value of stdio option: ipc   This actually wor...