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Two sets of parentheses after function call

I was looking how filters works in Angularjs and I saw that we need to send 2 sets of parentheses. What does it means and how do we handle it with JavaScript? Answer It means that the first function ($filter) returns another function and then that returned function is called immediately. For Example:

What happens if i reject / resolve multiple times in Kriskowal’s q?

I’m studying the promises pattern and using kriskowal’s q for node.js, having this snippet: What if both the parser fails and some_reason is true? Will the execution procede from rejecting through resolving and both promise’s method be called at different times, thus generating a bug? Should i avoid to call reject/resolve multiple times? Answer Since promises can only resolve once

Fire onblur event before onchange event

I have a large form that contains several text input fields. Essentially, I need to handle the onchange event for all fields and the onblur events for some fields. When a change is made to a field and the field loses focus, both events fire (which is the correct behavior). The only issue is that I would like to handle

Alert message on button click event

I have a button and textbox on my page aspx and on button click event I am displaying alert message. Now when I run website and click on button it display message but after that when I press F5 (Refresh) it again display message. So my question how to remove message when I click F5. Below is my code for

simulate a click of a href within a div

Using javascript or jquery what would be the best way to simulate a click on live video inside div id 1. Im not sure how to handle this when the <a> does not have a id attribute. Answer To trigger the click on the first link. To trigger the click on the second link. You do have CSS classes you

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