Is there a native jQuery function to switch elements?
Here’s an interesting way to solve this using only jQuery (if the 2 elements are next to each other): $(“#element1”).before($(“#element2”)); or $(“#element1”).after($(“#element2”));
jquery
How to clear jQuery validation error messages?
You want the resetForm() method: var validator = $(“#myform”).validate( … … ); $(“.cancel”).click(function() { validator.resetForm(); }); I grabbed it from the source of one of their demos. Note: This code won’t work for Bootstrap 3.
Set width of a “Position: fixed” div relative to parent div
I´m not sure as to what the second problem is (based on your edit), but if you apply width:inherit to all inner divs, it works: http://jsfiddle.net/4bGqF/9/ You might want to look into a javascript solution for browsers that you need to support and that don´t support width:inherit
jQuery: select an element’s class and id at the same time?
You can do: $(“#country.save”)… OR $(“a#country.save”)… OR $(“a.save#country”)… as you prefer. So yes you can specify a selector that has to match ID and class (and potentially tag name and anything else you want to throw in).
how do I strip white space when grabbing text with jQuery?
Use the replace function in js: var emailAdd = $(this).text().replace(/ /g,”); That will remove all the spaces If you want to remove the leading and trailing whitespace only, use the jQuery $.trim method : var emailAdd = $.trim($(this).text());
Difference between $.ajax() and $.get() and $.load()
$.ajax() is the most configurable one, where you get fine grained control over HTTP headers and such. You’re also able to get direct access to the XHR-object using this method. Slightly more fine-grained error-handling is also provided. Can therefore be more complicated and often unecessary, but sometimes very useful. You have to deal with the … Read more
jQuery .scrollTop(); + animation
To do this, you can set a callback function for the animate command which will execute after the scroll animation has finished. For example: var body = $(“html, body”); body.stop().animate({scrollTop:0}, 500, ‘swing’, function() { alert(“Finished animating”); }); Where that alert code is, you can execute more javascript to add in further animation. Also, the ‘swing’ … Read more
Custom events in jQuery?
The link provided in the accepted answer shows a nice way to implement the pub/sub system using jQuery, but I found the code somewhat difficult to read, so here is my simplified version of the code: http://jsfiddle.net/tFw89/5/ $(document).on(‘testEvent’, function(e, eventInfo) { subscribers = $(‘.subscribers-testEvent’); subscribers.trigger(‘testEventHandler’, [eventInfo]); }); $(‘#myButton’).on(‘click’, function() { $(document).trigger(‘testEvent’, [1011]); }); $(‘#notifier1’).on(‘testEventHandler’, function(e, … Read more
‘dragleave’ of parent element fires when dragging over children elements
If you don’t need to bind events to the child elements, you can always use the pointer-events property. .child-elements { pointer-events: none; }
How to enable CORS in flask
Here is what worked for me when I deployed to Heroku. http://flask-cors.readthedocs.org/en/latest/ Install flask-cors by running – pip install -U flask-cors from flask import Flask from flask_cors import CORS, cross_origin app = Flask(__name__) cors = CORS(app) app.config[‘CORS_HEADERS’] = ‘Content-Type’ @app.route(“https://stackoverflow.com/”) @cross_origin() def helloWorld(): return “Hello, cross-origin-world!”