I am trying to debug the features of a website when users disable their JavaScript. I was wondering how do you disable JavaScript for a page from the Google Chrome DevTools? Answer Click the gear icon in the corner of the Developer Tools, click Settings, then under Debugger, check Disable Javascript, as shown…
Tag: javascript
Check element against querySelector? (using native methods, not JQuery)
I have an Element. I would like to check whether it meets a particular query, eg (‘.someclass’) in the same kind of style as querySelector. This isn’t as easy as it sounds. Element.querySelectorAll and Element.querySelector only work on descendents of the element in question. Not the element…
Dynamically Adding Elements and trying to use the selectors .click event jQuery
I’m trying to dynamically add elements and have click listeners for them in JQuery. For whatever reason the removeGroup event does not get set off when I click on an elements ‘remove’ button. Any help would be great. Answer In laymans terms, the code which you have written only binds a click…
Dynamic jQuery Validate error messages with AddMethod based on the element
Let’s say I have a custom AddMethod to jQuery Validate like: I can’t figure out a way to get the element variable in question, and get any values from it. What am I missing here? Answer From looking at the validator source code, I think this should do it: In your original code, the message string …
South African ID Number Validate and Get Age and Gender
I’ve researched this but none of the code I use seems to work. South African ID numbers contain date of birth and gender. All I want is it to pull in that information and verify it when their ID number is entered into an input field, preferably in jQuery or javascript Any help is appreciated, Dawid Answ…
jqGrid cascading drop down change event does not fire
With Oleg and many websites help I have been working on getting cascading data bound drop downs functioning in jqGrid I have three drop downs: Customer > Project > Task. Changing Customer should reload Project with that Customers Projects. Changing Projects should reload Tasks with that Projects Tasks. …
How can I focus() to another window on javascript, when the page loads?
The new question On Google Chrome, I can only focus() windows if an element has been clicked. The original question How can I focus() to a window using javascript, of which the popup window wasn’t created inside the same window I’m using to focus the webpage Works fine for modifying popup windows …
Simulated Click in Chrome Extension
I am making a Chrome extension. One part of this extension needs to be able to simulate a click in order to activate the onClick events on the page. Here is the code from the background script: Here is the error message that I am getting from Chrome’s JavaScript debugging: I am guessing that it is somet…
How to write javascript to reorder pages of a pdf document?
I have a double-sided document as two separate pdf files — front-facing pages in one document and rear-facing pages in the second. I have also combined them into a single document with all the pages but with all the front-facing pages before the rear-facing pages. The page ordering is of the form, {1,3,5,7,&#…
Javascript – sort array based on another array
Is it possible to sort and rearrange an array that looks like this: to match the arrangement of this array: Unfortunately, I don’t have any IDs to keep track on. I would need to priority the items-array to match the sortingArr as close as possible. Update: Here is the output I’m looking for: Any idea how this…