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  • Can I replace a method on a jQuery UI object? How?

    - by Cheeso
    If I want to tweak some of the capability of a jQuery UI object, by replacing one of the functions, how would I go about doing that? Example: suppose I wanted to modify the way the jQuery autocomplete widget rendered the suggestions. There's a method on the autocomplete object that looks like this: _renderItem: function( ul, item) { return $( "<li></li>" ) .data( "item.autocomplete", item ) .append( "<a>" + item.label + "</a>" ) .appendTo( ul ); }, Could I replace this? How? What syntax would I use?

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  • Annotation based data structure visualization - are there similar tools out there?

    - by Helper Method
    For a project at university I plan to build an annotation based tool to visualize/play around with data structures. Here's my idea: Students which want to try out their self-written data structures need to: mark the type of their data structures using some sort of marker annotation e.g. @List public class MyList { ... } so that I know how to represent the data structure need to provide an iterator so that I can retrieve the elements in the right order need to annotate methods for insertion and removal, e.g. @add public boolean insert(E e) { ... } so that I can "bind" that method to some button. Do similar applications exist? I googled a little bit around but didn't find anything like that.

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  • will destroyed() be emitted if the constructor of a class derived from QObject throws?

    - by PorkyBrain
    Ive seen Qt GUI syntax like the following all over the place: myDialog::myDialog(QWidget *parent, Qt::WFlags flags):QDialog(parent, flags) { QPushButton *button = new QPushButton("&Download", this); QVBoxLayout *layout = new QVBoxLayout(this); //something that can throw here layout ->addWidget(button ); setLayout(layout); } I've always wondered if this can leak in the event of an exception because the "this" I'm giving as a parent to button and layout is not fully constructed so it might not destroy its children. I tried it out in MSVC2010 Qt4.8.3 and it looks like as soon as the base QObject class is fully created (which is done first of course) it is ok to pass "this" to other objects in the constructor, they will destroyed correctly. I haven't found the spot in the Qt docs guaranteeing this though, can someone point me to it so I have assurance that this will not change in the future?

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  • What kind of scaling method is it, when you add new software to a single server to handle more users? [on hold]

    - by Phil
    I have read about scaling (in terms of terminology and methods). This got me confused about the following: On a single computer, running a web server (say apache), if the system administrator adds a front, caching, reverse-proxy such as Varnish, which in that scenario increase the amount of requests this server is able to handle. My question: Setting up such cache increases the capacity of the server to handle work, hence scales it, but without increasing neither the amount of nodes or the node's capacity. What is the name for this type of scaling?

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  • User control event or method override where custom properties are valid?

    - by Curtis White
    I have an ASP.NET user control that is used in another use control. The parent user control uses data-binding to bind to a custom property of the child user control. What method can I override or page event where I am ensured that the property state is set? I think in a page it is PageLoaded versus the Page_Load override? I am looking for this in the user control because my property is always null even though it is set. Thanks.

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  • Is there a way in C# 4.0 to have a method take a delegate with the parameters baked in?

    - by Rob Packwood
    I have this code for reporting on a simple demo app I am writing: private static void ReportOnTimedProcess(Action process) { var stopwatch = new Stopwatch(); stopwatch.Start(); process(); stopwatch.Stop(); Console.WriteLine("Process took {0} seconds", stopwatch.ElapsedMilliseconds*1000); } I basically want to track the time of any process. I am trying to have this method take a delegate as a parameter that can have any number of varying parameters. Is there some way an Expression can do this?

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  • Question about the String.replaceAll() and String.replaceFirst() method.

    - by Java Doe
    I need to do a simple string replace operation on a segment of string. I ran into the following issue and hope to get some advice. In the original string I got, I can replace the string such as to something else. BUT, in the same original string, if I want to replace a much long string such as the following, it won’t work. Nothing gets replaced after the call. <div class="more"><a href="http://SERVER_name/profiles/atom/mv/theboard/entries/related.do?email=xyz.com&ps=20&since=1273518953218&sinceEntryId=abc-def-123-456">More...</a></div> I tried these two methods: originalString.replaceFirst(moreTag, newContent); originalString.replaceAll(moreTag, newContent); Thanks in advance.

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  • Help with Jquery and multiple forms on a page.

    - by Will
    I have a several forms that are output from a database on the same page. It works fine when I don't use ajax. When I use Jquery it will only work for the first form. Could anyone point me in the right direction please? Jquery..... $('.updateSubmit').live('click', function() { var id = $('.id').val(); var hardSoft = $('.hardSoft').val(); var brand = $('.brand').val(); var subCat = $('.subCat').val(); var subSubCat = $('.subSubCat').val(); var tProduct = $('.tProduct').val(); var description = $('.description').val(); var quantity = $('.quantity').val(); var price = $('.price').val(); var tCondition = $('.tCondition').val(); var featured = $('.featured').val(); var theData = 'id=' + id + '&hardSoft=' + hardSoft + '&brand=' + brand + '&subCat=' + subCat + '&subSubCat=' + subSubCat + '&tProduct=' + tProduct +'&description=' + description + '&quantity=' + quantity + '&price=' + price + '&tCondition=' + tCondition + '&featured=' + featured; $.ajax ({ type: 'POST', url: '/updateGrab.php', data: theData, success: function(aaa) { $('.'+id).append('<div class="forSuccess">'+aaa+'</div>'); } // end success }); // end ajax return false; }); // end click and my php form...... while ($row = $stmt->fetch()) { echo " <form action='http://www.wbrock.com/updateGrab.php' method='post' name='".$id."'> <input type='hidden' class='id' name='id' value='".$id."' /> Hardware/Software <input type='text' class='hardSoft' name='hardSoft' value='".$hardSoft."' /> Brand <input type='text' class='brand' name='brand' value='".$brand."' /> Sub-category <input type='text' class='subCat' name='subCat' value='".$subCat."' /> Sub-Sub-Cat <input type='text' class='subSubCat' name='subSubCat' value='".$subSubCat."' /> Product <input type='text' class='tProduct' name='tProduct' value='".$tProduct."' /> Description <input type='text' class='description' name='description' value='".$description."' /> Qty <input type='text' class='quantity' name='quantity' value='".$quantity."' /> Price <input type='text' class='price' name='price' value='".$price."' /> Cond <input type='text' class='tCondition' name='tCondition'value='".$tCondition."' /> Featured <input type='text' class='featured' name='featured' value='".$featured."' /> <input type='submit' id='".$id."' class='updateSubmit' name='updateSubmit' value='Update' /> </form> <span class='".$id."'></span> "; // end echo } // end while loop from database This is the first time I've posted here so sorry if its not in the right format. Thanks in advance for the help.

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  • Is there any way static block is executed more than once? if so then how?

    - by learner
    My Understanding Static block is executed during class loading, If a class is already loaded then there is no way to load the class other than class reloading Doubt/Question 1) Is there any time JVM reloads the class? My Understanding In Class Loading JVM loads source of the Java file, so it can not keep all thousands files source is a memory, it should discard the rarely used code and reload again when it is necessary and during reload JVM is not initializing static variables and locks again(may be using some tracking mechanism) Doubt/Question 2) If my above understanding is incorrect then please correct me

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  • Change columns order in bootstrap 3

    - by TNK
    I am trying to change bootstrap columns order in desktop and mobile screen. <div class="container"> <div class="row"> <section class="content-secondary col-sm-4"> <h4>Don't Miss!</h4> <p>Suspendisse et arcu felis, ac gravida turpis. Suspendisse potenti. Ut porta rhoncus ligula, sed fringilla felis feugiat eget. In non purus quis elit iaculis tincidunt. Donec at ultrices est.</p> <p><a class="btn btn-primary pull-right" href="#">Read more <span class="icon fa fa-arrow-circle-right"></span></a></p> <h4>Check it out</h4> <p>Suspendisse et arcu felis, ac gravida turpis. Suspendisse potenti. Ut porta rhoncus ligula, sed fringilla felis feugiat eget. In non purus quis elit iaculis tincidunt. Donec at ultrices est.</p> <p><a class="btn btn-primary pull-right" href="#">Read more <span class="icon fa fa-arrow-circle-right"></span></a></p> <h4>Finally</h4> <p>Suspendisse et arcu felis, ac gravida turpis. Suspendisse potenti. Ut porta rhoncus ligula, sed fringilla felis feugiat eget. In non purus quis elit iaculis tincidunt. Donec at ultrices est.</p> <p><a class="btn btn-primary pull-right" href="#">Read more <span class="icon fa fa-arrow-circle-right"></span></a></p> </section> <section class="content-primary col-sm-8"> <div class="main-content" ........... ........... </div> </section> </div><!-- /.row --> </div><!-- /.container --> View Port = SM columns order should be : |content- secondary | content-primary | View Port < SM columns order should be : | content-primary | |content- secondary | I tried it something like this using 'pulland 'push clases. <div class="row"> <section class="content-secondary col-sm-4 col-sm-push-4"> Content ...... </section> <section class="content-primary col-sm-8 col-sm-pull-8"> Content ...... </section> </div> But this is not working for me. Hope someone will help me out. Thank you.

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  • How to fill in form field, and submit, using javascript?

    - by cannyboy
    If I have an html document whose rough structure is <html> <head> </head> <body class="bodyclass" id="bodyid"> <div class="headerstuff">..stuff...</div> <div class = "body"> <form action="http://example.com/login" id="login_form" method="post"> <div class="form_section">You can login here</div> <div class="form_section"> <input xmlns="http://www.w3.org/1999/xhtml" class="text" id="username" name="session[username_or_email]" tabindex="1" type="text" value="" /> </div> <div class="form_section">etc</div> <div xmlns="http://www.w3.org/1999/xhtml" class="buttons"> <button type="submit" class="" name="" id="go" tabindex="3">Go</button> <button type="submit" class="" name="cancel" id="cancel" tabindex="4">Cancel</button> </div> </form> </div> </body> </html> You can see that there is a username field and a Go button. How would I, using Javascript, fill in the username and press Go...? I would prefer to use plain JS, rather than a library like jquery.

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  • Is it possible to use the values method for a HashMap if the values are ArrayLists?

    - by Denman
    I'm stuck trying to get something to work in an assignment. I have a HashMap<Integer, ArrayList<Object>> called sharedLocks and I want to check whether a certain value can be found in any ArrayList in the HashMap. The following code obviously wouldn't work because Object[] can't be cast to ArrayList[], but it is a demonstration of the general functionality that I want. ArrayList[] values = (ArrayList[]) sharedLocks.values().toArray(); boolean valueExists = false; for (int i = 0; i < values.length; i++) { if (values[i].contains(accessedObject)) { valueExists = true; } } Is there a way for me to check every ArrayList in the HashMap for a certain value? I'm not sure how to use the values method for HashMaps in this case. Any help would be much appreciated.

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  • suppose there is a class which contains 4 data fields.i have to read these value from xml file and s

    - by SunilRai86
    suppose there is a class which contains 4 fields.i have to read these value from xml file and set that value to fields the xml file is like that <Root> <Application > <AppName>somevalue</AppName> <IdMark>somevalue</IdMark> <ClassName>ABC</ClassName> <ExecName>XYZ</ExecName> </Application> <Application> <AppName>somevalue</AppName> <IdMark>somevalue</IdMark> <ClassName>abc</ClassName> <ExecName>xyz</ExecName> </Application> </Root> now i have to read all the values from xml file and set each value to particular fields. i hav done reading of the xml file and i saved the retrieved value in arraylist. the code is like that public class CXmlFileHook { string appname; string classname; string idmark; string execname; string ctor; public CXmlFileHook() { this.appname = "Not Set"; this.idmark = "Not Set"; this.classname = "Not Set"; this.execname = "Not Set"; this.ctor = "CXmlFileHook()"; } public void readFromXmlFile(string path) { XmlTextReader oRreader = new XmlTextReader(@"D:\\Documents and Settings\\sunilr\\Desktop\\MLPACK.xml"); //string[] strNodeValues = new string[4] { "?","?","?","?"}; ArrayList oArrayList = new ArrayList(); while (oRreader.Read()) { if (oRreader.NodeType == XmlNodeType.Element) { switch (oRreader.Name) { case "AppName": oRreader.Read(); //strNodeValues[0] =oRreader.Value; oArrayList.Add(oRreader.Value); break; case "IdMark": oRreader.Read(); //strNodeValues[1] = oRreader.Value; oArrayList.Add(oRreader.Value); break; case "ClassName": oRreader.Read(); //strNodeValues[2] = oRreader.Value; oArrayList.Add(oRreader.Value); break; case "ExecName": oRreader.Read(); //strNodeValues[3] = oRreader.Value; oArrayList.Add(oRreader.Value); break; } } } Console.WriteLine("Reading from arraylist"); Console.WriteLine("-------------------------"); for (int i = 0; i < oArrayList.Count; i++) { //Console.WriteLine("Reading from Sting[]"+ strNodeValues[i]); Console.WriteLine(oArrayList[i]); } //this.appname = strNodeValues[0]; //this.idmark = strNodeValues[1]; //this.classname = strNodeValues[2]; //this.execname = strNodeValues[3]; this.appname = oArrayList[0].ToString(); this.idmark = oArrayList[1].ToString(); this.classname = oArrayList[2].ToString(); this.execname = oArrayList[3].ToString(); } static string vInformation; public void showCurrentState(string path) { FileStream oFileStream = new FileStream(path, FileMode.Append, FileAccess.Write); StreamWriter oStreamWriter = new StreamWriter(oFileStream); oStreamWriter.WriteLine("****************************************************************"); oStreamWriter.WriteLine(" Log File "); oStreamWriter.WriteLine("****************************************************************"); CXmlFileHook oFilehook = new CXmlFileHook(); //Type t = Type.GetType(this._classname); //Type t = typeof(CConfigFileHook); DateTime oToday = DateTime.Now; vInformation += "Logfile created on : "; vInformation += oToday + Environment.NewLine; vInformation += "Public " + Environment.NewLine; vInformation += "----------------------------------------------" + Environment.NewLine; vInformation += "Private " + Environment.NewLine; vInformation += "-----------------------------------------------" + Environment.NewLine; vInformation += "ctor = " + this.ctor + Environment.NewLine; vInformation += "appname = " + this.appname + Environment.NewLine; vInformation += "idmark = " + this.idmark + Environment.NewLine; vInformation += "classname = " + this.classname + Environment.NewLine; vInformation += "execname = " + this.execname + Environment.NewLine; vInformation += "------------------------------------------------" + Environment.NewLine; vInformation += "Protected" + Environment.NewLine; vInformation += "------------------------------------------------" + Environment.NewLine; oStreamWriter.WriteLine(vInformation); oStreamWriter.Flush(); oStreamWriter.Close(); oFileStream.Close(); } } here i set set the fields according to arraylist index but i dont want is there any another solution for this....

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  • For text-align:right; in TD, why does "style" work and "class" not?

    - by Will Fastie
    If I include this in a table cell: <td style="text-align: right; font-style: italic; color: maroon;">... the contents of the cell are aligned as I expect. If I include the following CSS: .right-notice { text-align: right; font-style: italic; color: maroon; } and this cell: <td class=".right-notice">... the contents of the cell are not right aligned. Why is this? What don't I know? If I change the CSS to replace text-align with float, that works. Thanks.

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  • How can I double-enhance a class with cglib?

    - by artemb
    Hi there! Here's the code: Patient patient = factory.createPatient(); Enhancer enhancer = new Enhancer(); enhancer.setSuperclass(patient.getClass()); enhancer.setCallback(new DefaultMethodInterceptor(patient)); patient = (Patient) enhancer.create(); assertThat(patient.getFirstName()).isNotNull(); Enhancer enhancer2 = new Enhancer(); enhancer2.setSuperclass(patient.getClass()); enhancer2.setCallback(new DefaultMethodInterceptor(patient)); patient = (Patient) enhancer2.create(); assertThat(patient.getFirstName()).isNotNull(); It fails on the last assert with net.sf.cglib.core.CodeGenerationException: java.lang.reflect.InvocationTargetException-->null ... Caused by: java.lang.reflect.InvocationTargetException ... Caused by: java.lang.ClassFormatError: Duplicate method name&signature in class file my/package/entity/Patient$$EnhancerByCGLIB$$ca1e6685$$EnhancerByCGLIB$$f52743be I ask this because I want to enhance Hibernate's entities, but sometimes it returns already enhanced ones by itself and my second enhancement fails. How can I avoid this?

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  • retrieving variables with jquery ajax

    - by vick
    <div class="lead_detail_box_routing"> <div class="lead_detail_box_left">location 1</div> <div class="lead_detail_box_right">Route</div> <div class="lead_detail_box_left">location 2</div> <div class="lead_detail_box_right">Route</div> <div class="lead_detail_box_left">location 3</div> <div class="lead_detail_box_right">Route</div> <div class="lead_detail_box_left">location 4</div> <div class="lead_detail_box_right">Route</div> <div id="results" style="text-align:center;"></div> </div> <!-- end lead_detail and routing--> e.g. when user clicks on "route" I want my jquery-manual-routing.php to get the "3" .. so far I have: <script type="text/javascript"> $(document).ready(function() { $("a#route").click(function() { $("#results").load( "jquery-manual-routing.php", { route_to: ???? } ); return false; }); }); </script> so in my php script, when the user clicks on route next to location 3 I want to be able to grab $_GET['route_to'] =3; Also note that my table already has the class assigned since I am using css to style it The answer will be pure php echo

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  • How do I put logic in a View a scope or method in a Model?

    - by Angela
    I have the following in the view: <% unless contact_email.statuses.empty?%> (<%= contact_email.statuses.find(:last).status%>) <% end %> contact_email is an instance of a specific model. Could I do something like this? class ContactEmail < ActiveRecord::Base attr_accessible :contact_id, :email_id, :status, :subject, :body, :date_created, :date_sent def status unless contact_email.statuses.empty? contact_email.statuses.find(:last).status end end end is there a better way to do this? is there a way to use the || operator for a default if empty? Basically, I would like to be able to do the following in the View: <%= contact_email.status = IF there is a value, then display it, if not, show nothing.

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  • What is the right way to implement communication between java objects?

    - by imoschak
    I'm working on an academic project which simulates a rather large queuing procedure in java. The core of the simulator rests within one package where there exist 8 classes, each one implementing a single concept. Every class in the project follows SRP. These classes encapsulate the behavior of the simulator and inter-connect every other class in the project. The problem that has arisen is that most of these 8 classes are, as is logical i think, tightly coupled and each one has to have working knowledge of every other class in this package in order to be able to call methods from it when needed. The application needs only one instance of each class so it might be better to create static fields for each class in a new class and use that to make calls -instead of preserving a reference in each class for every other class in the package (which I'm certain that is incorrect)-, but is this considered a correct design solution? or is there a design pattern maybe that better suits my needs?

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  • jquery bind an event to a class, or something to the same effect?

    - by mna
    hi, I'd like to bind an event to a class, or any alternative to the redundant code I posted below. Any ideas? thanks, mna (function(){ $( "button", "body" ).button(); var submenu=false; $( "#about" ).click(function() { $( "#content" ).fadeOut(1000); $( "#content" ).load('about.html'); $( "#content" ).fadeIn(1000); }); $( "#community" ).click(function() { $( "#content" ).fadeOut(1000); $( "#content" ).load('community.html'); $( "#content" ).fadeIn(1000); }); $( "#store" ).click(function() { $( "#content" ).fadeOut(1000); $( "#content" ).load('store.html'); $( "#content" ).fadeIn(1000); }); $( "#projects" ).click(function() { $( "#content" ).fadeOut(1000); $( "#content" ).load('projects.html'); $( "#content" ).fadeIn(1000); }); });

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  • Issue in event.PreventDefault()

    - by Prathiba
    I'm using twitter bootstrap in my application. i gave e.preventDefault for link button in $(document).reday(), but it is not working. Here is my code: Master page: <a id="lnkLogout" href="javascript:void(0);" onclick="PageLogout();"><i class="icon-off"> </i>Logout</a> <script type="text/javascript" language="javascript"> $(document).ready(function () { $('#lnkLogout').click(function (e) { e.preventDefault(); }); }); function PageLogout() { //Code for logout from the application.... } </script> SampleDefaultPage.aspx : <div class="row-fluid"> <div class="form-horizontal"> <h4 class="header blue bolder smaller"> Contact</h4> <div class="control-group"> <label for="form-field-email" class="control-label"> Email</label> <div class="controls"> <input type="text" style="width:200px;" data-val="true" data-val-required="Mobile Number is required." id="txtEmail"> <div class="space-3"> </div> <span data-valmsg-replace="true" data-valmsg-for="txtEmail" class="field-validation-valid text-warning red"></span> </div> </div> <div class="control-group"> <label for="form-field-website" class="control-label"> Phone Number</label> <div class="controls"> <input type="text" style="width:200px;" id="txtPhno"> </div> </div> </div> I have given txtEmail as mandatory field. if i left that field blank and click on Logout button in Master page, it says txtEmail is required. i dint do any validation in Logout onclick event. I have given preventDefault for Logout link. But still facing an issue. I should be able to logout even though txtEmail is left blank. Thank you all in advance for your response.

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  • Is there a method I can override on a JavaScript object to control what is displayed by console.log?

    - by agnoster
    I'm thinking in particular of Chrome, though Firebug would be interesting to. I've tried toString() and valueOf(), but neither of those seem to be used. Interestingly, if I take a function it'll display the function definition - but then if I add a toString() method it will show null! var a = function(){}; console.log(a); // output: function (){} a.toString = function(){ return 'a'; }; console.log(a); // output: null a.valueOf = function(){ return 'v'; }; console.log(a); // output: null Any ideas?

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  • css issue on hover- shaky effect

    - by Sarika Thapaliya
    <style type="text/css"> .linkcontainer{border-right: solid 0.2px white;margin-right:1px} .hardlink{color: #FFF !important; border: 1px solid transparent; } .hardlink:hover{ background:url("/_layouts/images/bgximg.png") repeat-x -0px -489px; display:inline-block; background-color:#21374C; border:0.2px solid #5badff; line-height:20px; text-decoration:none !important;} </style> <div style="padding-bottom:3px;background:transparent; color:white!important; float:left; margin-right:20px; line-height:42px;"> <span class="linkcontainer"> <a class="hardlink" style="padding:0 10px;" href="http://hronline">HROnline</a> </span> <span class="linkcontainer"> <a class="hardlink" style="padding:0 10px; " href="http://hronline/ec">Employee Center</a> </span> <span class="linkcontainer"> <a class="hardlink" style="padding:0 10px; " href="http://hronline/businesscommunities">Business Communities</a> </span> <span class="linkcontainer"> <a class="hardlink" style="padding:0 10px;" href="http://hronline/internalservices">Internal Services</a> </span> <span class="linkcontainer"> <a class="hardlink" style="padding:0 10px;" href="http://hronline/policiesprocedures">Policies&procedures</a> </span> <span class="linkcontainer"> <a class="hardlink" style="padding:0 10px;" href="http://hronline/qualitybestpractices">Best Practices</a> </span> </div> I added a right border to the span that contain menu links. When I hover on each menu links, it also has some background. This is causing jerky effect on the whole container.. What is causing the shaky effect on hover? I don't seem to figure it out--again..

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  • best method in jquery for replacing rows in a table after server side processing such as mysql sorti

    - by Kevin J
    What is the 'best practice' when returning dynamic data for a table (server side sorting, filtering etc from a db) ? Do you return just the data in json, and repeatedly clone a row element, replacing the values in each row (thus decreasing the size of the ajax call, but increasing the client side processing), or return the full html, and replace with .html or .append? Or is there another method I'm missing? This is a frequent situation in my app, and in some cases a bottleneck, and I am unsure if what I am doing is the best solution. Currently, I return the row html and use a single .append call, after emptying all the rows except the header.

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