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  • In what order does DOJO handles ajax requests?

    - by mm2887
    Hi, Using a form in a dialog box I am using Dojo in jsp to save the form in my database. After that request is completed using dojo.xhrPost() I am sending in another request to update a dropdown box that should include the added form object that was just saved, but for some reason the request to update the dropdown is executed before saving the form in the database even though the form save is called first. Using Firebug I can see that the getLocations() request is completed before the sendForm() request. This is the code: Add Team sendForm("ajaxResult1", "addTeamForm"); dijit.byId("addTeamDialog").hide(); getLocations("locationsTeam"); </script> function sendForm(target, form){ var targetNode = dojo.byId(target); var xhrArgs = { form: form, url: "ajax", handleAs: "text", load: function(data) { targetNode.innerHTML = data; }, error: function(error) { targetNode.innerHTML = "An unexpected error occurred: " + error; } } //Call the asynchronous xhrGet var deferred = dojo.xhrPost(xhrArgs); } function getLocations(id) { var targetNode = dojo.byId(id); var xhrArgs = { url: "ajax", handleAs: "text", content: { location: "yes" }, load: function(data) { targetNode.innerHTML = data; }, error: function(error) { targetNode.innerHTML = "An unexpected error occurred: " + error; } } //Call the asynchronous xhrGet var deferred = dojo.xhrGet(xhrArgs); } Why is this happening? Is there way to make the first request complete first before the second executes? To reduce the possibilities of why this is happening I tried setting the cache property in xhrGet to false but the result is still the same. Please help!

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  • DOM memory issue with IE8 (inserting lots of JSON data)

    - by okie.floyd
    i am developing a small web-utility that displays some data from some database tables. i have the utility running fine on FF, Safari, Chrome..., but the memory management on IE8 is horrendous. the largest JSON request I do will return information to create around 5,000 or so rows in a table within the browser (3 columns in the table). i'm using jquery to get the data (via getJSON). to remove the old/existing table, i'm just doing a $('#my_table_tbody').empty(). to add the new info to the table, within the getJSON callback, i am just appending each table row that i am creating to a variable, and then once i have them all, i am using $('#my_table_tbody').append(myVar) to add it to the existing tbody. i don't add the table rows as they are created because that seems to be a lot slower than just adding them all at once. does anyone have any recommendation on what someone should do who is trying to add thousands of rows of data to the DOM? i would like to stay away from pagination, but i'm wondering if i don't have a choice. Update 1 So here is the code I was trying after the innerHTML suggestion: /* Assuming a div called 'main_area' holds the table */ document.getElementById('main_area').innerHTML = ''; $.getJSON("my_server", {my: JSON, args: are, in: here}, function(j) { var mylength = j.length; var k =0; var tmpText = ''; tmpText += /* Add the table, thead stuff, and tbody tags here */; for (k = mylength - 1; k = 0; k--) { /* stack overflow wont let me type greater than & less than signs here, so just assume that they are there. */ tmpText += 'tr class="' + j[k].row_class . '" td class="col1_class" ' + j[k].col1 + ' /td td class="col2_class" ' + j[k].col2 + ' /td td class="col3_class" ' + j[k].col3 + ' /td /tr'; } document.getElementById('main_area').innerHTML = tmpText; } That is the gist of it. I've also tried using just a $.get request, and having the server send the formatted HTML, and just setting that in the innerHTML (i.e. document.getElementById('main_area').innerHTML = j;). thanks for all of the replies. i'm floored with the fact that you all are willing to help.

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  • jQuery: list appended not displaying bullets

    - by Shizhidi
    I have the following html: <!DOCTYPE html> <html> <head> <script src="http://code.jquery.com/jquery-latest.js"></script> </head> <body> <span>not so important</span> <span title="some specific text"><img src="/img/some.gif" /></span> <span title="more specific text">important 1</span> <span title="more specific text">important 2</span> <span title="more specific text">important 3</span> <span title="more specific text"><img src="/img/some.gif" /></span> <ul> <li>example 1</li> <li>example 2</li> <li>example 3</li> <ul> <script> var ul = $('body').append($('<ul>')); $("span[title*='specific text']") .contents() .filter(function(){ return $(this).nodeType != 1; }) .each(function(){ ul.append($('<li>' + $(this).text() + '</li>')); }) </script> </body> </html> I want to retrieve the text within a 'span' whose title attribute contains "specific text", in this case "important 1", "important 2" and "important 3". Then I want to list them below just like the example. However the bullets do not appear, why is that? Any hints would be appreciated!

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  • Nested asynchronous calls do not seem to execute as expected

    - by Kristof Van Landschoot
    While trying out jQuery, I have a question that is probably a newbie mistake, but I cannot seem to find the solution. This is the code: $.get("index.html", function() { var i = 0; for (; i < 3; i++) { var lDiv = document.createElement('div'); lDiv.id = 'body-' + i; document.getElementById('body').appendChild(lDiv); $.get('index.html', function(data) { lDiv.innerHTML = "<p>Hello World " + i + "</p>"; }); } }); The output seems to be <div id='body-0'></div> <div id='body-1'></div> <div id='body-2'> <p>Hello World 3</p> </div> I expected the lDiv.innerHTML= code to be executed for each i, but apparently it is only executed for the last i? What am I overlooking?

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  • JQuery Deferred - Adding to the Deferred contract

    - by MgSam
    I'm trying to add another asynchronous call to the contract of an existing Deferred before its state is set to success. Rather than try and explain this in English, see the following pseudo-code: $.when( $.ajax({ url: someUrl, data: data, async: true, success: function (data, textStatus, jqXhr) { console.log('Call 1 done.') jqXhr.pipe( $.ajax({ url: someUrl, data: data, async: true, success: function (data, textStatus, jqXhr) { console.log('Call 2 done.'); }, }) ); }, }), $.ajax({ url: someUrl, data: data, async: true, success: function (data, textStatus, jqXhr) { console.log('Call 3 done.'); }, }) ).then(function(){ console.log('All done!'); }); Basically, Call 2 is dependent on the results of Call 1. I want Call 1 and Call 3 to be executed in parallel. Once all 3 calls are complete, I want the All Done code to execute. My understanding is that Deferred.pipe() is supposed to chain another asynchronous call to the given deferred, but in practice, I always get Call 2 completing after All Done. Does anyone know how to get jQuery's Deferred to do what I want? Hopefully the solution doesn't involve ripping the code apart into chunks any further. Thanks for any help.

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  • jQuery server ping slowly but surely filling memory?

    - by danspants
    I use the following piece of code to test if our server is running whilst the user is in a page. I've also started adding other functions that grab small amounts of data that are constantly changing and are to be relayed to the user (Files waiting for download, messages, reports etc). I've noticed recently that if I leave any page open (all pages contain the same function), the browser takes up more and more system memory which I can only attribute to this regular task (overnight it reached 1.6 gb). Is there some way of clearing out the data that is being accumulated? Is this normal behaviour? As far as i can tell, every time I call the function it should overwrite the previously retrieved data? function testServer(){ jQuery.ajax({ type:"HEAD", url:"/media/d_arrow_blue.png", error: function(msg) { jQuery.jGrowl("Server Disconnected"); } }); //retrieves count of files awaiting download - move to seperate function jQuery.get("/get_files/",{"type":"count"},function(data) { jQuery("#downloadList").children("div").text(data); }); }; jQuery().doTimeout(6000,function() { testServer(); return true; });

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  • Jquery Using Jeditable and activating on click

    - by BandonRandon
    I found this to be almost exactly what I'm trying to do. I'm using Jeditable I can get the default setup to work. I've also been able to get the code in the forum above to work. I believe my problem is that because I'm using a table I need to so something else to select the previous element. Here is my HTML <table> <tr> <td width="5%"><input class="cat_checkbox" type="checkbox" name='delete_cat[]' value='<?php echo("$cat_data[cat_id]");?>' /></td> <td width="90%" class="edit_cat_title" id='unique_id'>Category</td> <td width="5%"><a href="#" class="edit_cat_title_trigger"><img src="images/edit.gif" border="0"></a></td> </tr> </table> and here is my JQuery: //modify title content on the fly $('.edit_cat_title').editable('action.php', { name : 'cat_title', indicator : 'Saving...', submit : 'OK', cancel : 'Cancel', tooltip:'click to edit', event : 'edit' }); //trigger with the click of the edit image $(".edit_cat_title_trigger").bind("click", function() { $(this).prev().trigger("edit_cat_title"); }); I know I probably should be able to figure it out and I know all i have to do is change $(this).prev().trigger("edit_cat_title"); to the right thing but I'm still really new to Jquery. Thanks

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  • Jquery - intercept links created by ajax request

    - by Kaskade
    Hi, I have some jquery code that intercepts links clicked on a page : $(document).ready(function() { $("a").click(function() { //do something here }); }); My problem is there are certain parts of the page that have not finished loading on document ready. They are populated via ajax calls. The links in these sections are not intercepted by my jQuery function above. I need the function to be run on document ready initially but then I need the new links to also have the same logic applied to them. Any help would be very much appreciated. This is an area that I am very unfamiliar with. I have written the jQuery stuff but the ajax code is an external component that I have no control over. Thanks in advance

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  • Preventing New line in a multiline text box

    - by Dilse Naaz
    Hi, How to prevent the new line character at the beginning of the text entering in a multiline text box? Now, I already trimmed the white space at the beginning of the text. but i can't prevent the new line character that has to be occurred by entering the enter key on the most beginning of the text box. Please help me. thanks in advance.

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  • Air XmlHttpRequest time out if remote server is offline?

    - by Seth
    I'm writing an AIR application that communicates with a server via XmlHttpRequest. The problem that I'm having is that if the server is unreachable, my asynchronous XmlHttpRequest never seems to fail. My onreadystatechange handler detects the OPENED state, but nothing else. Is there a way to make the XmlHttpRequest time out? Do I have to do something silly like using setTimeout() to wait a while then abort() if the connection isn't established? Edit: Found this, but in my testing, wrapping my xmlhttprequest.send() in a try/catch block or setting a value on xmlhttprequest.timeout (or TimeOut or timeOut) doesn't have any affect.

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  • Where is the error in this code.

    - by basit74
    Hello, Here is my code snippt. But the code is breaking after inner for loop. But getting no error message. Any idea? Thanks. var lastnames = document.getElementsByClassName('box_nachname'); var firstnames = document.getElementsByClassName('box_vorname'); var teilnehmer = document.getElementsByClassName('select'); observers = []; // iterate over nachname array. for (var i = 0; i < lastnames.length; i++) { // Create an observer instance. observers[i] = new Observer(); // Subscribe oberser object. for(idx in teilnehmer) { if(teilnehmer[idx].id.split("_")[0].toLowerCase() !== "zl") { var anynum = function(element) { observers[i].subscribe(element, updateTeilnehmerSelectbox); }(teilnehmer[idx]); } } //on blur the Observer fire the updated info to all the subscribers. var anynumNachname = function(j, element, value, observer) { cic.addEvent(lastnames[j], 'blur', observer.fire(element, value)); } (i, lastnames[i], lastnames[i].value, observers[i]); cic.addEvent(firstnames[i], 'blur', function(element, value, observer) {observer.fire(element, value)}(lastnames[i], lastnames[i].value, observers[i])); }

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  • Pass object using JSON

    - by Pankaj
    Hello All right now i am using Json for passing status and message like return Json(new { Success = true, Message = "Save successfully" }); Project model=new Project() Is there any way, i can send model in json also? I am using c# and asp.net mvc

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  • Call function under object from string

    - by sam
    I have a script which creates a drag-and-drop uploader on the page from a div. My DIV will look something like <div class="well uploader" data-type="image" data-callback="product.addimage" data-multi="1"></div> Then I'll have a function something like var product = new function(){ /* Some random stuff */ this.addimage = function(image){ alert('W00T! I HAZ AN IMAGE!'); } /* More random stuff */ } When the upload is complete, I need to call the function in data-callback (In this example, product.addimage). I know with global functions you can just do window[callback]() but I'm not sure the best way to do this with functions under objects. My first thought was to do something like* var obj = window; var parts = callback.split('.'); for(part in parts){ obj = obj[parts[part]]; } obj(); but that seems a bit dirty, is there a better way without using eval because eval is evil? I haven't tested this so I have no idea if it will work

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  • jqGrid local date manipulation; problem with row ids when deleting and adding new rows

    - by Sam
    I'm using jqGrid as a client side grid input, allowing the user to input multiple records before POSTing all the data back at once. I'm having a problem where if the user has added a few records (say 3 ) the id's for the records will be 1,2,3. if the user deletes record 2, you're left with 1 and 3 for the id of the records. When the user now adds a new records, jqGrid assigns that records the id 3 again since it just seems to count the total records and increments it by one for the new record. This causes problems when selecting rows as now the row id's are 1, 3 and 3. Does anyone know how to access the row ids of records as I could probably use the afterSubmit event and reassign the row id's increasing from 1. ( so after i delete row id 2, this will set the other row id's to 1 and 2) Any other suggestions to solve this problem? Thanks

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  • jQuery plugin options: required, optional, inaccessible

    - by Trevor Hartman
    I'm curious how to specify options to a jQuery plugin in a way that some are required, some are optionally overridden, and some can't be touched. I started off with the usual: jQuery.fn.plugin = function (options){ var defaults = { username: "", posts:10, api: "http://myapi.com" } var settings = jQuery.extend({}, defaults, options); } Let's say I want username to be required, posts is optional (defaults to 10) and you (you being the user of the plugin) can't change api, even if they try. Ideally, they'd all still be in the same data structure instead of being split into separate objects. Ideas?

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  • Auto populate a text field based on another text field

    - by Syed Aslam
    I am trying to auto-populate a text field based on the value of another input field. Currently trying to do this using observe_field helper like this: <%= observe_field( :account_name, :function => "alert('Name changed!')", :on => 'keyup' ) %> <% form_for(@account, :html => { :id => 'theform' }) do |f| %> <label for="accountname"> Account name </label> <%= form.text_field :name, :tabindex => '1' %> <label for="subdomain"> Subdomain </label> <%= form.text_field :subdomain, :tabindex => '2' %> <% end %> When the user enters text in the account_name text_field, I want to copy that convert into a subdomain (downcase and join by '-') and populate to subdomain text_field. But, in the process getting this error: element is null var method = element.tagName.toLowerCase(); protot...9227640 (line 3588) Where exactly am I going wrong here? Or is there a better way to do this?

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  • Store a long string into mult array

    - by QLiu
    Hello All, I have a long string arrays, which looks like that var callinfo_data=new Array( "1300 135 604#<b>Monday - Friday: 9:00 a.m. to 5:30 p.m. AEST</b>", //Australia .. "0844000040#<b>lunedì-venerdì ore 10:00 - 17:00 CET</b>", //Switzerland (it) "212 356 9707#<b>Hafta içi her gün: 10:00 - 18:00</b>", //Turkey "08451610009#<b>Monday - Friday: 9:00 a.m. to 6:30 p.m. GMT</b>", //UK "866 486 6866#<b>Monday - Friday: 7:00 a.m. to 11:00 p.m. EST</b><br />Saturday: 9:00 a.m. to 8:00 p.m. EST", //USA "+31208501004#<b>Monday - Friday: 9:00 a.m. to 7:30 p.m. GMT+1</b>", //other countries " # "); As you see, it contact Phone number and open time. I can use split to separet them into info=callinfo_data[n].split("#"); two sections, And then i can represent them in HTML like "<div id ='phoneNumber'>"+info[0]+"</div><div id='openTime'>"+info[1]+"</div>" But my display phone number function will read the cookie variables, and then select the right contact info to display. Like, phone=callinfo_data[2].split("#"); if (locale == 'UK') details = phone[0]+ build_dropdown(locale); else if (locale == 'fr') details = 'French Contact Details<br>'+build_dropdown(locale); else if (locale == 'be') details = 'Belgian Contact Details<br>'+ build_dropdown(locale); else details = 'Unknown Contact Detail'; writeContactInfo(details); My questions are how I can build a function to load phone number and time based on my cookie variables, UK in a smart way. I can hard code everything, but i think it is too silly. I have to write a long code like: phone1= allinfo_data[0].split("#"); phone1= allinfo_data[1].split("#"); ... etc Second questions, how can I load this long arrays into easy access multi arrays? Thank you Regards, Qing

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  • getting started with Google Closure if you don't care about minifying/compiling?

    - by Tim
    If you don't care about minifying your code, is there a way to get started using the Google Closure library without having to set up a subversion client and use the compiler? The Notepad sample program on Google's website refers to <script src="closure-library/base.js" > </script > Can you simply download closure-library/base.js somewhere and start playing with the UI examples? The Closure Lite quick-start version doesn't appear to include goog.ui

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  • Panoramio API access using AJAX - error "Origin hxxp://foo.bar is not allowed by Access-Control-Allow-Origin."

    - by Marko
    Hello there! I am currently experiencing this issue, and am wondering why...? The error message is: "XMLHttpRequest cannot load http://www.panoramio.com/wapi/data/get_photos?v=1&key=dummykey&tag=test&offset=0&length=20&minx=-30&miny=0&maxx=0&maxy=150&callback=?. Origin hxxp://foo.bar is not allowed by Access-Control-Allow-Origin. test_panoramio.html:59Uncaught SyntaxError: Unexpected token )" "hxxp://foo.bar" refers to the site I am running the script from. The "test_panoramio.html" on the site contains e.g. the following : var url = "http://www.panoramio.com/wapi/data/get_photos? v=1&key=dummykey&tag=test&offset=0&length=20&minx=- 30&miny=0&maxx=0&maxy=150&callback=?"; function myScriptFn() { if (window.XMLHttpRequest) { myAjax = new XMLHttpRequest(); if ( typeof myAjax.overrideMimeType != 'undefined') { myAjax.overrideMimeType('text/xml'); } } else if (window.ActiveXObject) { myAjax = new ActiveXObject("Microsoft.XMLHTTP"); } else { alert('The browser does not support the AJAX XMLHttpRequest!!!'); } myAjax.onreadystatechange = function() { handleResponse(); } myAjax.open('GET', url, true); myAjax.send(null); } function handleResponse() { if (myAjax.readyState == 4){ // Response is COMPLETE if ((myAjax.status == 200) || (myAjax.status = 304)) { // do something with the responseText or responseXML processResults(); }else{ alert("[handleResponse]: An error has occurred."); } } } function processResults() { myObj = eval( '(' + myAjax.responseText + ')' ); ... doSomething() ... } The Panoramio URL works if typed directly to the browser. Please could you help me with this, I am running out of hope...:( Thank you in advance, Yours Marko

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  • jQuery UI: Drag and clone from original div, but keep clones

    - by Nic Hubbard
    I have a div, which has jQuery UI Draggable applied. What I want to do, is click and drag that, and create a clone that is kept in the dom and not removed when dropped. Think of a deck of cards, my box element is the deck, and I want to pull cards/divs off that deck and have them laying around my page, but they would be clones of the original div. I just want to make sure that you cannot create another clone of one of the cloned divs. I have used the following, which didn't work like I wanted: $(".box").draggable({ axis: 'y', containment: 'html', start: function(event, ui) { $(this).clone().appendTo('body'); } });

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  • jquery serial format

    - by Yan
    I have a website that prompt the users to enter serial number for a product. I have one text box the user need to enter the serial in this format: xx:xx:xx:xx:xx:xx there is any compment that will enter the : after every to chars ? or mybee i should split the text box to 6 text boxes ? or there anything else that you can suggest?

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  • Web Page Opinions and Suggestions

    - by MrEnder
    Been working my * off on this for a few days trying to keep updating it to make it most efficient with everything I learn... I'm quite proud of it so far considering I'm not actually the best coder lol most JS and PHP confuses the crap outa me unless I do it from scratch. So anyways here is the link. Tell me what you think. Suggestions would be amazing. I'd love to know what I screwed up as long as you explain in detail as to why and how to fix it. I really hate when people hand me a huge snippet and expect me to understand it -_- Thanks Shelby LINK http://opentech.durhamcollege.ca/~in...rittains/labs/

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