Premise I need help copying rich text to the clipboard using JavaScript. I have searched around and haven’t found anything to suit my specific needs. Code Problem The aforementioned code isn’t working and is resulting in an object expected error. Any help is appreciated! I have seen a library out …
Tag: javascript
JavaScript move an item of an array to the front
I want to check if an array contains “role”. If it does, I want to move the “role” to the front of the array. Here, I got the result: [“role”, “email”, “role”, “type”, “name”] How can I fix this? Answer You can sort the array …
Retrieve all selected options from a multi select
I wish to retrieve all selected values. No matter what I try it seems to only give me the value of the selected item that is lowest in the list. So if I select A, B, and C it will only return C. These are the things I have tried: The version of jQuery I am using is v1.9.1 Answer
Preventing a running event from execution in javascript/jQuery
I am having a drop down as follows. I am having a change event handler which gets invoked when user selects Two, which is as follows . Also, I am having another click event handler which gets invoked when user clicks on Try Manually, which is as follows. So, when user selects Two ,then a message – ̵…
How to remove last key:value pair in JavaScript
I am very new to JavaScript and I am trying to figure out how to set a function to remove the last key:value pair to the right, much like array.pop for an array. This is an assignment I am working on. …
Socket.io not sending cookies in the handshake causing the request to stall
Let me explain my setup. I have multiple domain names that are all CNAME records for a main domain name, such as example.com. example.com -> serverIP company1.example.com -> example.com company2.example.com -> example.com I’m basically developing white labeled versions of our software, where th…
Is it possible to reset an ECMAScript 6 generator to its initial state?
Given the provided (very simple) generator, is it possible to return the generator back to its original state to use again? I would like to be able to pass the iterable off to some other scope, iterate over it, do some other stuff, then be able to iterate over it again later on in that same scope. Answer If y…
Why is mutating the [[prototype]] of an object bad for performance?
From the MDN docs for the standard setPrototypeOf function as well as the non-standard __proto__ property: Mutating the [[Prototype]] of an object, no matter how this is accomplished, is strongly discouraged, because it is very slow and unavoidably slows down subsequent execution in modern JavaScript implemen…
Use tinymce editor only once textarea
I am using tinymce editor and i have 4 textarea in my form when i use tinymce change all my textarea to editor but i want change only one my textarea to editor. it’s my tinymce code: how can do it? thank you Answer Read this article in the TinyMCE manual. Use mode either with specific_textareas or exact…
Remove click event handler immediately after click
I’ve been trying to remove the click event handler after being clicked once to prevent the event from firing multiple times. I’ve tried .unbind(), .off(), .one() and put each in various different places in the function, but none seem to work. If I use .off() I get a undefined is not a function err…