ajax

问题 Here while adding the student fee information from template if a user select some course then only this selected course's basic_price and advanced_price should displayed in the select fee option.How can i achieve this ? student_fee.html <div class="form-group"> <h5>Course <span class="text-danger">*</span></h5> <div class="controls"> <select name="course" id="personForm" data-fees-url="{% url 'students:ajax_load_course_fees' %}" required class="form-control"> <option value="">Select Course<

问题 Here while adding the student fee information from template if a user select some course then only this selected course's basic_price and advanced_price should displayed in the select fee option.How can i achieve this ? student_fee.html <div class="form-group"> <h5>Course <span class="text-danger">*</span></h5> <div class="controls"> <select name="course" id="personForm" data-fees-url="{% url 'students:ajax_load_course_fees' %}" required class="form-control"> <option value="">Select Course<

问题 That error message logged to the chrome console from a long-pending request after around 15 minutes. It looks client-side error because server processing still worked. I did not find any article related to this error message. can any buddy let me know how to solve this issue? 回答1: According to the chromium source I think it means that a spdy ping timed out. ... {net::ERR_EMPTY_RESPONSE, "http.response.empty"}, {net::ERR_HTTP2_PING_FAILED, "spdy.ping_failed"}, {net::ERR_HTTP2_PROTOCOL_ERROR,

问题 I am trying to login with ajax to an API and I get this error: XMLHttpRequest cannot load. The 'Access-Control-Allow-Origin' header has a value that is not equal to the supplied origin. Origin 'http://localhost' is therefore not allowed access. I read all about this error, all over the internet, and I've tried all the solutions I could find online. I modified the .htaccess and apache httpd configuration file according to the CORS instructions here: http://enable-cors.org/server_apache.html

问题 I tried deleting an item from a table with AJAX via a POST call. ///// DELETE INDIVIDUAL ROW IN A TABLE ///// jQuery('.stdtable .delete').live('click', function (e) { //var newsId1 = $(this).attr("title"); e.preventDefault(); var p = jQuery(this).parents('tr'); if (p.next().hasClass('togglerow')) p.next().remove(); p.fadeOut(function () { jQuery(this).remove(); }); $.ajax({ URL: "/AdminPanel/News/DeleteNews", data: { "newsId": 1 }, dataType: "json", type: "POST", success: function (msg) {

问题 I tried deleting an item from a table with AJAX via a POST call. ///// DELETE INDIVIDUAL ROW IN A TABLE ///// jQuery('.stdtable .delete').live('click', function (e) { //var newsId1 = $(this).attr("title"); e.preventDefault(); var p = jQuery(this).parents('tr'); if (p.next().hasClass('togglerow')) p.next().remove(); p.fadeOut(function () { jQuery(this).remove(); }); $.ajax({ URL: "/AdminPanel/News/DeleteNews", data: { "newsId": 1 }, dataType: "json", type: "POST", success: function (msg) {

问题 I have a WCF service consume by both AJAX and C# application, I need to send a parameter through the HTTP request header. On my AJAX I have added the following and it works: $.ajax({ type: "POST", url: this.tenantAdminService, beforeSend: function (req, methodName) { req.setRequestHeader("AdminGUID", adminGuid); } and on the WCF server side I do the following to Get the header: string adminGUID = System.Web.HttpContext.Current.Request.Headers["AdminGUID"]; What is the C# equivalent? How can I

问题 I'm trying to upload multiple files through ajax but I can't figure out how to get the uploaded files in PHP. I sent them var attachments = $('.attachment-file'); var post_data = new FormData(); if (attachments.length > 0) { attachments.each(function(i, v) { post_data.append('my_file', $(v)[0].files); }); } $.ajax({ cache: false, contentType: false, processData: false, method: 'post', type: 'post', data: post_data, url: form.attr('action'), }) .done(function(response) { ... but when I try to

问题 My client has a huge list of contacts. I created a form with a scrolling list, in order to select a contact. The issue is that the scrolling list is too long. Is there a way (and if so, how?) for my client to start typing the first letters of a contact name, so the 'field area' (or other) fills in automatically the correspondant contact name? Thank you in advance for your help. Kind regards, 回答1: You can load the select with this javascript: function updateSelect(vA) { var select = document

问题 My client has a huge list of contacts. I created a form with a scrolling list, in order to select a contact. The issue is that the scrolling list is too long. Is there a way (and if so, how?) for my client to start typing the first letters of a contact name, so the 'field area' (or other) fills in automatically the correspondant contact name? Thank you in advance for your help. Kind regards, 回答1: You can load the select with this javascript: function updateSelect(vA) { var select = document