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  • Very basic Javascript constructors problem

    - by misha-moroshko
    Hi, In the following JavaScript code main() is called. My question is why the second constructor is called rather than the first one ? What am I missing here ? Thanks !! function AllInputs() { alert("cons 1"); this.radioInputs = []; alert(this); } function AllInputs(radioElement) { alert("cons 2"); this.radioInputs = [radioElement]; alert(this); } AllInputs.prototype.toString = function() { return "[object AllInputs: radioInputs: " + this.radioInputs.length + "]"; } function main() { var result = new AllInputs(); }

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  • How to override the default text in MATLAB

    - by Richie Cotton
    In MATLAB, when you click File - New - Function M-File, you get a file with the following contents: function [ output_args ] = Untitled( input_args ) %UNTITLED Summary of this function goes here % Detailed explanation goes here end Is it possible to override this behaviour, and specify your own text? (The motivation is that I'm trying to persuade my colleagues to document their m-files more thoroughly, and having default text for them to fill in might encourage them.)

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  • C puzzle: Output of printf should be '5' always

    - by pragadheesh
    Hi, I found this puzzle in a C aptitude paper. void change() { //write something in this function so that output of printf in main function //should always give 5.you can't change the main function } int main() { int i = 5; change(); i = 10; printf("%d", i); return 0; } Any solutions.?

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  • Problem loading scripts from Ajax Response

    - by konathamrajesh
    The problem is I am using get_info() to make a ajax call to Result.lasso and paste the response in div with id 'test'.I am unable to use the sendForm() function from the page where i am calling the get_info(). I have also tried using different versions of jQuery 1.1.1.3 is working fine.But i am facing the problem while using higher versions of jquery. The error with higher versions is as follows missing } in XML expression [Break on this error] alert('hi');\n test.lasso (line 3) sendForm is not defined [Break on this error] sendForm(); get_info() function definition <script src="http://ajax.googleapis.com/ajax/libs/jquery/1.2.6/jquery.min.js" type="text/javascript"></script> <SCRIPT> function get_info() { $.ajax({url: "Result.lasso", context: document.body, success: function(response){ document.getElementById('test').innerHTML = response ;},dataType:"script"}); } </SCRIPT> The code in Result.lasso is as follows [Content_Type: 'text/html; charset=UTF-8'] <script type="text/javascript"> function sendForm() { alert('hi'); } </script> [Date] form name= "abc" method = "get" action = "abcd.lasso"> input type ="text" name = "element1"/> input type = "button" value="Click" onClick = "javascript: sendForm();"/> </form> Please help me out in resolving this problem Thanks, Rajesh Konatham

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  • private class calling a method from its outer class

    - by oxinabox.ucc.asn.au
    Ok, so I have a class for a "Advanced Data Structure" (in this case a kinda tree) SO I implimented a Iterator as a private class with in it. So the iterator needs to implement a remove function to remove the last retuirned element. now my ADT already impliments a remove function, and in this case there is very little (thinking about it, i think nothing) to be gain by implimenting a different remove function for the iterator. so how do I go about calling the remove from my ADT sketch of my struture: public class ADT { ... private class ADT_Iterator impliments java.util.Itorator{ ... public void remove(){ //where I want to call the ADT's remove function from } ... public void remove( Object paramFoo ) { ... } ... } So just calling remove(FooInstance) won't work (will it?) and this.remove(FooInstance) is the same thing. what do i call? (and changign the name of the ADT's remove function is not an option, as that AD T has to meet an Interace wich I am note at liberty to change) I could make both of them call a removeHelper functon, I guess...

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  • multiple class inheritance

    - by redcoder
    In PHP, is it possible to have multiple inheritance (by the nature of the PHP, not writting modification code) ? example : class a { public function foo(); } class b { public function bar(); } class c extends a, b { public function baz(); }

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  • How do I use an SSH public key from a remote machine?

    - by kubi
    Setup The public keys are set up on a Macbook. I can do a passwordless push to github and a server (iMac) on the local network. The Problem I know the keys are partially setup correctly, because I everything works if I'm sitting at the Macbook. What doesn't work is when I SSH into the Macbook remotely and attempt to push to github or to the iMac server. I'm prompted to input my SSH key passphrase. What am I missing to enable pushing to github from the Macbook while logged in remotely from the iMac?

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  • How do I bind a jQuery Tools overlay event to an existing overlay?

    - by Paul
    Say when the page loads, this code runs: jQuery(document).ready(function($){ $('#overlay').overlay( api: true ); }); How would I bind an event to it? I've tried: $('#overlay').onBeforeLoad( function(){ alert('Hi'); }); $('#overlay').bind( 'onBeforeLoad', function(){ alert('Hi'); }); var api = $('#overlay').data('overlay'); api.onBeforeLoad(function(){ alert('Hi') }); When I do: alert(api.getContent().attr('id')); An alert pops up with '#overlay' inside. When the overlay is open and I run: alert(api.isOpened()); An alert pops up with 'false' inside. Thanks in advance.

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  • Non existing GPO applying? WSUS

    - by Jake
    I recently took my WSUS server offline. In the mean time I want the clients to update from the internet until I get WSUS up again. However, Windows Updates is tring to contact the old server and (obviously) failing to get new updates. I have updated the WSUS GPO to disabled. Checked DNS is resolving. Deleted WSUS GPOs. GPRESULT reports that policy is not being applied Run GPUPDATE /force No issues reported from DCDIAG I delete the registry keys HKEY_LOCAL_MACHINE\Software\Policies\Microsoft\Windows\WindowsUpdate But the keys return after a reboot. What else can I try ?

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  • Snake game, can't add new rectangles?

    - by user1814358
    I had seen some problem on other forum, and i tried to solve them but unsuccesfully, now is too intersting for me and i just need to solve this for my ego... lol Main problem is when snake eat first food, snake added one rectangle, when snake eat second food nothings changed? When snake head position and food position are same, then i try to add another rectangle, i have list where i stored rectangles coordinates x and y. What do you think, how i can to solve this problem? I think that i'm so close, but my brain has stopped. :( code: using System; using System.Collections.Generic; using System.ComponentModel; using System.Data; using System.Drawing; using System.Linq; using System.Text; using System.Windows.Forms; namespace Zmijice { enum Kontrole { Desno,Levo,Gore,Dole,Stoj } public partial class Zmijice : Form { int koox; int kooy; private int x; private int y; private int c; private int b; private const int visina=20; //width private const int sirina=20; //height //private int m = 20; //private int n = 20; private List<int> SegmentX = new List<int>(); private List<int> SegmentY = new List<int>(); Random rnd = new Random(); private Kontrole Pozicija; public Zmijice() { InitializeComponent(); //slucajne pozicije pri startu x = rnd.Next(1, 20) * 20; y = rnd.Next(1, 20) * 20; c = rnd.Next(1, 20) * 20; b = rnd.Next(1, 20) * 20; Pozicija = Kontrole.Stoj; //stop on start } private void Tajmer_Tick(object sender, EventArgs e) { if (Pozicija == Kontrole.Stoj) { //none } if (Pozicija == Kontrole.Desno) { x += 20; } else if (Pozicija == Kontrole.Levo) { x -= 20; } else if (Pozicija == Kontrole.Gore) { y -= 20; } else if (Pozicija == Kontrole.Dole) { y += 20; } Invalidate(); } private void Zmijice_KeyDown(object sender, KeyEventArgs e) { if (e.KeyCode == Keys.Down) { Pozicija = Kontrole.Dole; } else if (e.KeyCode == Keys.Up) { Pozicija = Kontrole.Gore; } else if (e.KeyCode == Keys.Right) { Pozicija = Kontrole.Desno; } else if (e.KeyCode == Keys.Left) { Pozicija = Kontrole.Levo; } } private void Zmijice_Paint(object sender, PaintEventArgs e) { int counter = 1; //ako je pojela hranu if (x==c && y==b) { counter++; c = rnd.Next(1, 20); //nova pozicija hrrane c = c * 20; b = rnd.Next(1, 20); b = b * 20; //povecaj zmijicu SegmentX.Add(x); SegmentY.Add(y); //label1.Text = SegmentX.Count().ToString() + " " + SegmentY.Count().ToString(); //left if (Pozicija == Kontrole.Levo) { koox = x+20; kooy = y; } //right if (Pozicija == Kontrole.Desno) { koox = x-20; kooy = y; } //up if (Pozicija == Kontrole.Gore) { koox = x; kooy = y+20; } //down if (Pozicija == Kontrole.Dole) { koox = x; kooy = y-20; } } foreach (int k in SegmentX) { foreach (int l in SegmentY) { e.Graphics.FillRectangle(Brushes.Orange, koox, kooy, sirina, visina); } } koox = x; kooy = y; e.Graphics.FillRectangle(Brushes.DarkRed, x, y, sirina, visina); e.Graphics.FillRectangle(Brushes.Aqua, c, b, sirina, visina); } } }

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  • Why is this XMLHttpRequest sample from Mozilla is not working in Firefox 3?

    - by j0rd4n
    I'm trying to get the sample code from Mozilla that consumes a REST web service to work under Firefox 3.0.10. The following code does NOT work in Firefox but does in IE 8! Why is this not working? Does IE 8 have support for XMLHttpRequest? Most examples I've seen use the ActiveX allocation. What should I be doing? XMLHttpRequest seems more standardized. Sample: var req = new XMLHttpRequest(); req.open('GET', 'http://localhost/myRESTfulService/resource', false); // throws 'undefined' exception req.send(null); if(req.status == 0) dump(req.responseText); The open statement is throwing an exception with the description 'undefined'. This is strange as I allocate the req object, am running it in Firefox, and checked to make sure it is defined before calling open (which it says it is of type 'object'). I've also tried the asynchronous version of this with no luck. EDIT 2: Below is my most recent code: function createRequestObject() { if( window.XMLHttpRequest ) { return new XMLHttpRequest(); } else if( window.ActiveXObject ) { return new ActiveXObject( "Microsoft.XMLHTTP" ); } return null; } function handleResponse( req ) { document.writeln( "Handling response..." ); // NEVER GETS CALLED if( req.readyState == 0 ) { document.writeln( "UNITIALIZED" ); } else if( req.readyState == 1 ) { document.writeln( "LOADING" ); } else if( req.readyState == 2 ) { document.writeln( "LOADED" ); } else if( req.readyState == 3 ) { document.writeln( "INTERACTIVE" ); } else if( req.readyState == 4 ) { document.writeln( "COMPLETE" ); if( req.status == 200 ) { document.writeln( "SUCCESS" ); } } } document.writeln( "" ); var req = createRequestObject(); try { document.writeln( "Opening service..." ); req.onreadystatechange = function() { handleResponse( req ); }; req.open('POST', 'http://localhost/test/test2.txt', true); // WORKS IN IE8 & NOT FIREFOX document.writeln( "Sending service request..." ); req.send(''); document.writeln( "Done" ); } catch( err ) { document.writeln( "ERROR: " + err.description ); } EDIT 3: Alright, I reworked this in jQuery. jQuery works great in IE but it throws 'Undefined' when running from Firefox. I double checked and 'Enable JavaScript' is turned on in Firefox - seems to work fine in all other web pages. Below is the jQuery code: function handleResponse( resp ) { alert( "Name: " + resp.Name ); alert( "URL: " + resp.URL ); } $(document).ready( function() { $("a").click( function(event) { try { $.get( "http://localhost/services/ezekielservices/configservice/ezekielservices.svc/test", "{}", function(data) { handleResponse( data ); }, "json" ); } catch( err ) { alert("'$.get' threw an exception: " + err.description); } event.preventDefault(); }); } ); // End 'ready' check Summary of Solution: Alright, web lesson 101. My problem was indeed cross-domain. I was viewing my site unpublished (just on the file system) which was hitting a published service. When I published my site under the same domain it worked. Which also brings up an important distinction between IE and Firefox. When IE experiences this scenario, it prompts the user whether or not they accept the cross-domain call. Firefox throws an exception. While I'm fine with an exception, a more descriptive one would have been helpful. Thanks for all those who helped me.

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  • pass data from popup to parent

    - by user522962
    I have a parent w/ a popup child. When parent loads, I have to call a function within the popup without showing the popup (thus, I load "pupLove" but don't include it in layout)....I then pass this data to the parent. When the user manually clicks another button to open the popup, the same function is called & data passed to the parent. However, I am not able to pass dg.length to the parent. I believe the root problem is that I am loading "pupLove" & thus the parents are getting confused.....I'm guessing if I get rid of "pupLove" I can pass the data correctly but will need to call the child's function at creationComplete of the parent....how do I do that? Here's my parent: <?xml version="1.0" encoding="utf-8"?> <s:Application xmlns:fx="http://ns.adobe.com/mxml/2009" xmlns:s="library://ns.adobe.com/flex/spark" xmlns:mx="library://ns.adobe.com/flex/mx" backgroundColor="green" width="50%" height="100%" xmlns:local="*" > <fx:Script> <![CDATA[ import pup; import mx.managers.PopUpManager; public function showPup(evt:MouseEvent):void { var ttlWndw:pup = PopUpManager.createPopUp(this, pup, true) as pup; PopUpManager.centerPopUp(ttlWndw); } ]]> </fx:Script> <mx:VBox> <local:pup id="pupLove" visible="false" includeInLayout="false" /> <s:Button click="showPup(event);" label="launch Pup" /> <mx:Text id="Ptest" color="black" text="from Parent:{pupLove.dg.length}" /> </mx:VBox> </s:Application> And a popup child called 'pup.mxml': <?xml version="1.0" encoding="utf-8"?> <s:Group xmlns:fx="http://ns.adobe.com/mxml/2009" xmlns:s="library://ns.adobe.com/flex/spark" xmlns:mx="library://ns.adobe.com/flex/mx" width="400" height="300"> <fx:Script> <![CDATA[ public function init():void{ // send php call } import mx.events.CloseEvent; import mx.managers.PopUpManager; private function removePup(evt:Event):void { PopUpManager.removePopUp(this); } ]]> </fx:Script> <fx:Declarations> <s:ArrayCollection id="dg"> </s:ArrayCollection> </fx:Declarations> <s:TitleWindow width="100%" height="100%" close="removePup(event)"> <mx:VBox> <mx:Text id="test" color="red" text="from Child:{dg.length}" /> <s:Button label="add Items" click="dg.addItem({id:'cat'})" /> </mx:VBox> </s:TitleWindow> </s:Group> UPDATE: I guess my question can be more easily stated as: "is there a way to call a child's function from the parent without actually loading the child?"

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  • Change the content of a <style> element through JavaScript

    - by paercebal
    The Problem I have the following code: <html> <head> <style id="ID_Style"> .myStyle { color : #FF0000 ; } </style> </head> <body> <p class="myStyle"> Hello World ! </p> </body> </html> And I want to modify the contents of <style> through JavaScript. The Expected Solution The first solution was to use the innerHTML property of the style element (retrieved through its id), but while it works on Firefox, it fails on Internet Explorer 7. So, I used pure DOM methods, that is, creating an element called style, a text node with the desired content, and append the text node as a child of the style node, etc. It fails, too. According to MSDN, the <style> element has an innerHTML property, and according to W3C, the <style> element is a HTMLStyleElement, which derives from HTMLElement, deriving from Element deriving from Node, which has the appendChild method. It seems to behave as if the content of a <style> element was readonly on Internet Explorer. The Question So the question is: Is there a way to modify the content of a <style> element on Internet Explorer? While the current problem is with IE7, a cross-browser solution would be cool, if possible. Appendix Sources: Style Element (MSDN): http://msdn.microsoft.com/en-us/library/ms535898.aspx HTMLStyleElement (W3C): http://www.w3.org/TR/2003/REC-DOM-Level-2-HTML-20030109/html.html#ID-16428977 Complete Test Code You can use this test code if you want to reproduce your problem: <html> <head> <style id="ID_Style"> .myStyle { color : #FF0000 ; } </style> <script> function replaceStyleViaDOM(p_strContent) { var oOld = document.getElementById("ID_Style") ; var oParent = oOld.parentNode ; oParent.removeChild(oOld) ; var oNew = document.createElement("style") ; oParent.appendChild(oNew) ; oNew.setAttribute("id", "ID_Style") ; var oText = document.createTextNode(p_strContent) ; oNew.appendChild(oText) ; } function replaceStyleViaInnerHTML(p_strContent) { document.getElementById("ID_Style").innerHTML = p_strContent ; } </script> <script> function setRedViaDOM() { replaceStyleViaDOM("\n.myStyle { color : #FF0000 ; }\n") } function setRedViaInnerHTML() { replaceStyleViaInnerHTML("\n.myStyle { color : #FF0000 ; }\n") } function setBlueViaDOM() { replaceStyleViaDOM("\n.myStyle { color : #0000FF ; }\n") } function setBlueViaInnerHTML() { replaceStyleViaInnerHTML("\n.myStyle { color : #0000FF ; }\n") } function alertStyle() { alert("*******************\n" + document.getElementById("ID_Style").innerHTML + "\n*******************") ; } </script> </head> <body> <div> <button type="button" onclick="alertStyle()">alert Style</button> <br /> <button type="button" onclick="setRedViaDOM()">set Red via DOM</button> <button type="button" onclick="setRedViaDOM()">set Red via InnerHTML</button> <br /> <button type="button" onclick="setBlueViaDOM()">set Blue via DOM</button> <button type="button" onclick="setBlueViaInnerHTML()">set Blue via InnerHTML</button> </div> <p class="myStyle"> Hello World ! </p> </body> </html> Thanks !

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  • Dealing with multiple Javascript IF statements.

    - by Joey
    Is it possible to put multiple IF statements in Javascript? If so, I'm having a fair amount of trouble with the statement below. I was wondering if you can put another IF statement in between if (data == 'valid') AND else? I want to add another if data =='concept') between the two. if (data == 'valid') { $("#file").slideUp(function () { $("#file").before('<div class="approvedMessage">WIN WIN WIN!</div>'); setTimeout(ApprovedProof, 5000); }); function ApprovedProof() { $("#file").slideDown(); $('.approvedMessage').fadeOut(); } } else { $("#file").slideUp(function () { $("#file").before('<div class="deniedMessage">NO NO NO!</div>'); setTimeout(DeniedProof, 5000); }); function DeniedProof() { $("#file").slideDown(); $('.deniedMessage').fadeOut(); } }

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  • How to bind to localStorage change event using jQuery for all browsers?

    - by David Glenn
    How do I bind a function to the HTML5 localStorage change event using jQuery? $(function () { $(window).bind('storage', function (e) { alert('storage changed'); }); localStorage.setItem('a', 'test'); }); I've tried the above but the alert is not showing. Update: It works in Firefox 3.6 but it doesn't work in Chrome 8 or IE 8 so the question should be more 'How to bind to localStorage change event using jQuery for all browsers?'

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  • modify this code .. please help me?

    - by Sam
    i wana modify this code from static choices to dynamic this for 3 choices var PollhttpObject=null; function DoVote() {if(document.getElementById('PollRadio1').checke d)DoVote_Submit(1);else if(document.getElementById('PollRadio2').checked)DoVote_Submit(2);else if(document.getElementById('PollRadio3').checked)DoVote_Submit(3);else alert('?????: ?????? ?????? ??? ?????????? ??????? ?? ????? ??? ?? ???????');return false;} function DisbalePoll(TheCase) {document.getElementById('VoteBttn').onclick=function(){alert('!?????? ??? ?? ??????? ??????');} document.getElementById('PollRadio1').disabled='true';document.getElementById('PollRadio2').disabled='true';document.getElementById('PollRadio3').disabled='true';if(TheCase=='EXPIRED') {document.getElementById('VoteBttn').src='images/design/VoteBttn_OFF.jpg';document.getElementById('ResultBttn').src='images/design/ResultsBttn_OFF.jpg';document.getElementById('VoteBttn').onclick='';document.getElementById('ResultBttn').onclick='';document.getElementById('ResultBttn').style.cursor='';document.getElementById('VoteBttn').style.cursor='';}} function DoVote_Submit(VoteID) {if(VoteID!=0)DisbalePoll();try{PollhttpObject=getHTTPObject();if(PollhttpObject!=null) {PollhttpObject.onreadystatechange=PollOutput;PollhttpObject.open("GET","Ajax.aspx?ACTION=POLL&VOTEID="+ VoteID+"&RND="+ Math.floor(Math.random()*10001),true);PollhttpObject.send(null);}} catch(e){} return false;} function PollOutput(){if(PollhttpObject.readyState==4) {var SearchResult=PollhttpObject.responseText;document.getElementById('PollProgress').style.display='none';document.getElementById('PollFormDiv').style.display='block';if(SearchResult.length=2&&SearchResult.substr(0,2)=='OK') {var ReturnedValue=SearchResult.split("#");document.getElementById('PollBar1').style.width=0+'px';document.getElementById('PollBar2').style.width=0+'px';document.getElementById('PollBar3').style.width=0+'px';document.getElementById('PollRate1').innerHTML="0 (0%)";document.getElementById('PollRate2').innerHTML="0 (0%)";document.getElementById('PollRate3').innerHTML="0 (0%)";window.setTimeout('DrawPollBars(0, '+ ReturnedValue[1]+', 0, '+ ReturnedValue[2]+', 0, '+ ReturnedValue[3]+')',150);} else if(SearchResult.length=2&&SearchResult.substr(0,2)=='NO') {alert("?????: ??? ??? ???????? ?????");}} else {document.getElementById('PollProgress').style.display='block';document.getElementById('PollFormDiv').style.display='none';}} function DrawPollBars(Bar1Var,Bar1Width,Bar2Var,Bar2Width,Bar3Var,Bar3Width) {var TotalVotes=parseInt(Bar1Width)+parseInt(Bar2Width)+parseInt(Bar3Width);var IncVal=parseFloat(TotalVotes/10);var NewBar1Width=0;var NewBar2Width=0;var NewBar3Width=0;var Bar1NextVar;var Bar2NextVar;var Bar3NextVar;if(parseInt(parseInt(Bar1Var)*200/TotalVotes)0)NewBar1Width=parseInt(Bar1Var)*200/TotalVotes;else if(Bar1Var0)NewBar1Width=1;else NewBar1Width=0;if(parseInt(parseInt(Bar2Var)*200/TotalVotes)0)NewBar2Width=parseInt(Bar2Var)*200/TotalVotes;else if(Bar2Var0)NewBar2Width=1;else NewBar2Width=0;if(parseInt(parseInt(Bar3Var)*200/TotalVotes)0)NewBar3Width=parseInt(Bar3Var)*200/TotalVotes;else if(Bar3Var0)NewBar3Width=1;else NewBar3Width=0;document.getElementById('PollBar1').style.width=NewBar1Width+'px';document.getElementById('PollBar2').style.width=NewBar2Width+'px';document.getElementById('PollBar3').style.width=NewBar3Width+'px';document.getElementById('PollRate1').innerHTML=parseFloat(Bar1Var).toFixed(0)+" ("+ parseFloat(parseFloat(Bar1Var)/TotalVotes*100).toFixed(1)+"%)";document.getElementById('PollRate2').innerHTML=parseFloat(Bar2Var).toFixed(0)+" ("+ parseFloat(parseFloat(Bar2Var)/TotalVotes*100).toFixed(1)+"%)";document.getElementById('PollRate3').innerHTML=parseFloat(Bar3Var).toFixed(0)+" ("+ parseFloat(parseFloat(Bar3Var)/TotalVotes*100).toFixed(1)+"%)";if(Bar1Var!=Bar1Width||Bar2Var!=Bar2Width||Bar3Var!=Bar3Width) {if(parseFloat(Bar1Var)+IncVal<=parseInt(Bar1Width))Bar1NextVar=parseFloat(Bar1Var)+IncVal;else Bar1NextVar=Bar1Width;if(parseFloat(Bar2Var)+IncVal<=parseInt(Bar2Width))Bar2NextVar=parseFloat(Bar2Var)+IncVal;else Bar2NextVar=Bar2Width;if(parseFloat(Bar3Var)+IncVal<=parseInt(Bar3Width))Bar3NextVar=parseFloat(Bar3Var)+IncVal;else Bar3NextVar=Bar3Width;window.setTimeout('DrawPollBars('+ Bar1NextVar+', '+ Bar1Width+', '+ Bar2NextVar+', '+ Bar2Width+', '+ Bar3NextVar+', '+ Bar3Width+')',80); }}

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  • i am getting error like mysql_connect() acces denied for system@localhost(using password NO)

    - by user309381
    class MySQLDatabase { public $connection; function _construct() { $this->open_connection();} public function open_connection() {$this->connection = mysql_connect(DB_SERVER,DB_USER,DB_PASS); if(!$this->connection){die("Database Connection Failed" . mysql_error());} else{$db_select = mysql_select_db(DB_NAME,$this->connection); if(!$db_select){die("Database Selection Failed" . mysql_error()); } }} public function close_connection({ if(isset($this->connection)){ mysql_close($this->connection); unset($this->connection);}} public function query(/*$sql*/){ $sql = "SELECT*FROM users where id = 1"; $result = mysql_query($sql); $this->confirm_query($result); //return $result;while( $found_user = mysql_fetch_assoc($result)) { echo $found_user ['username']; } } private function confirm_query($result) { if(!$result) { die("The Query has problem" . mysql_error()); } } } $database = new MySQLDatabase(); $database->open_connection(); $database->query(); $database->close_connection(); ?>

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  • SharePoint ECMAScript: Web.DoesUserHavePermissions()

    - by Donaldinio
    I am trying to determine the permission level of the current user using the ECMAScript client OM. The following code always returns 0. Any thoughts? function Initialize() { clientContext = new SP.ClientContext.get_current(); web = clientContext.get_web(); clientContext.load(web); clientContext.executeQueryAsync(Function.createDelegate(this, this.onSiteLoadSuccess), Function.createDelegate(this, this.onQueryFailed)); } function isUserWebAdmin() { var permissionMask = null; permissionMask = new SP.BasePermissions(); permissionMask.set(SP.PermissionKind.manageWeb); var result = new SP.BooleanResult(); result = web.doesUserHavePermissions(permissionMask); alert(result.get_value()) }

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  • How do I get jqGrid to work using ASP.NET + JSON on the backend?

    - by briandus
    Hi friends, ok, I'm back. I totally simplified my problem to just three simple fields and I'm still stuck on the same line using the addJSONData method. I've been stuck on this for days and no matter how I rework the ajax call, the json string, blah blah blah...I can NOT get this to work! I can't even get it to work as a function when adding one row of data manually. Can anyone PLEASE post a working sample of jqGrid that works with ASP.NET and JSON? Would you please include 2-3 fields (string, integer and date preferably?) I would be happy to see a working sample of jqGrid and just the manual addition of a JSON object using the addJSONData method. Thanks SO MUCH!! If I ever get this working, I will post a full code sample for all the other posting for help from ASP.NET, JSON users stuck on this as well. Again. THANKS!! tbl.addJSONData(objGridData); //err: tbl.addJSONData is not a function!! Here is what Firebug is showing when I receive this message: • objGridData Object total=1 page=1 records=5 rows=[5] ? Page "1" Records "5" Total "1" Rows [Object ID=1 PartnerID=BCN, Object ID=2 PartnerID=BCN, Object ID=3 PartnerID=BCN, 2 more... 0=Object 1=Object 2=Object 3=Object 4=Object] (index) 0 (prop) ID (value) 1 (prop) PartnerID (value) "BCN" (prop) DateTimeInserted (value) Thu May 29 2008 12:08:45 GMT-0700 (Pacific Daylight Time) * There are three more rows Here is the value of the variable tbl (value) 'Table.scroll' <TABLE cellspacing="0" cellpadding="0" border="0" style="width: 245px;" class="scroll grid_htable"><THEAD><TR><TH class="grid_sort grid_resize" style="width: 55px;"><SPAN> </SPAN><DIV id="jqgh_ID" style="cursor: pointer;">ID <IMG src="http://localhost/DNN5/js/jQuery/jqGrid-3.4.3/themes/sand/images/sort_desc.gif"/></DIV></TH><TH class="grid_resize" style="width: 90px;"><SPAN> </SPAN><DIV id="jqgh_PartnerID" style="cursor: pointer;">PartnerID </DIV></TH><TH class="grid_resize" style="width: 100px;"><SPAN> </SPAN><DIV id="jqgh_DateTimeInserted" style="cursor: pointer;">DateTimeInserted </DIV></TH></TR></THEAD></TABLE> Here is the complete function: $('table.scroll').jqGrid({ datatype: function(postdata) { mtype: "POST", $.ajax({ url: 'EDI.asmx/GetTestJSONString', type: "POST", contentType: "application/json; charset=utf-8", data: "{}", dataType: "text", //not json . let me try to parse success: function(msg, st) { if (st == "success") { var gridData; //strip of "d:" notation var result = JSON.parse(msg); for (var property in result) { gridData = result[property]; break; } var objGridData = eval("(" + gridData + ")"); //creates an object with visible data and structure var tbl = jQuery('table.scroll')[0]; alert(objGridData.rows[0].PartnerID); //displays the correct data //tbl.addJSONData(objGridData); //error received: addJSONData not a function //error received: addJSONData not a function (This uses eval as shown in the documentation) //tbl.addJSONData(eval("(" + objGridData + ")")); //the line below evaluates fine, creating an object and visible data and structure //var objGridData = eval("(" + gridData + ")"); //BUT, the same thing will not work here //tbl.addJSONData(eval("(" + gridData + ")")); //FIREBUG SHOWS THIS AS THE VALUE OF gridData: // "{"total":"1","page":"1","records":"5","rows":[{"ID":1,"PartnerID":"BCN","DateTimeInserted":new Date(1214412777787)},{"ID":2,"PartnerID":"BCN","DateTimeInserted":new Date(1212088125000)},{"ID":3,"PartnerID":"BCN","DateTimeInserted":new Date(1212088125547)},{"ID":4,"PartnerID":"EHG","DateTimeInserted":new Date(1235603192033)},{"ID":5,"PartnerID":"EMDEON","DateTimeInserted":new Date(1235603192000)}]}" } } }); }, jsonReader: { root: "rows", //arry containing actual data page: "page", //current page total: "total", //total pages for the query records: "records", //total number of records repeatitems: false, id: "ID" //index of the column with the PK in it }, colNames: [ 'ID', 'PartnerID', 'DateTimeInserted' ], colModel: [ { name: 'ID', index: 'ID', width: 55 }, { name: 'PartnerID', index: 'PartnerID', width: 90 }, { name: 'DateTimeInserted', index: 'DateTimeInserted', width: 100}], rowNum: 10, rowList: [10, 20, 30], imgpath: 'http://localhost/DNN5/js/jQuery/jqGrid-3.4.3/themes/sand/images', pager: jQuery('#pager'), sortname: 'ID', viewrecords: true, sortorder: "desc", caption: "TEST Example")};

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  • jquery ui dialog button

    - by mike
    Hello, With a jQuery UI dialog, I need to be able to set tooltips on buttons... I have the following code: buttons: { 'My Button' : function(e) { $(e.target).mouseover(function() { alert('test'); }); } This allows me to do something on "mouseover" but only once the button has been clicked. What do I need to do in order to make this function before the button has been clicked? Thanks

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  • Showing a loading spinner only if the data has not been cached.

    - by Aaron Mc Adam
    Hi guys, Currently, my code shows a loading spinner gif, returns the data and caches it. However, once the data has been cached, there is a flicker of the loading gif for a split second before the data gets loaded in. It's distracting and I'd like to get rid of it. I think I'm using the wrong method in the beforeSend function here: $.ajax({ type : "GET", cache : false, url : "book_data.php", data : { keywords : keywords, page : page }, beforeSend : function() { $('.jPag-pages li:not(.cached)').each(function (i) { $('#searchResults').html('<p id="loader">Loading...<img src="../assets/images/ajax-loader.gif" alt="Loading..." /></p>'); }); }, success : function(data) { $('.jPag-current').parent().addClass('cached'); $('#searchResults').replaceWith($(data).find('#searchResults')).find('table.sortable tbody tr:odd').addClass('odd'); detailPage(); selectForm(); } });

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  • So many ways to bind an event

    - by XGreen
    There are various ways to bind events to elements in jquery .click , .bind, .live, .delegate, saving events data in .data etc which is the most superior method among these and why? wouldn't a single pattern like this be more beneficial? $('selector').bind({ event: 'click mouseover ...', keepAlive: (true, false, ...), trigfunction: (function() { // I run for click }, function() { // i run for mouseover }, function() { ///... }) });

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  • jQuery .html works but .load causes some weird results.

    - by J Harley
    Hello, I am currently working on some jQuery - it works perfectly when I uses .html but when I changed the method to .load and attempt to load a page in breaks the jquery on the rest of the page. Any ideas? <script type="text/javascript"> $(document).ready(function() { var $dialog = $('<div></div>') .load ('ClientLogin.asp') /* .html('Username : Password : ') */ .dialog({ width: 460, modal: true, autoOpen: false, title: 'Please enter your account details to login:', buttons: { "Login": function() { LoginForm.submit(); }, Cancel: function() { $(this).dialog('close'); } } }); $('#opener').click(function() { $dialog.dialog('open'); }); }); Any help is gratefully received. Many Thanks, Joel

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  • Using the "naked" attribute for functions in GCC

    - by Art Spasky
    GCC documentation (http://gcc.gnu.org/onlinedocs/gcc/Function-Attributes.html) states in 6.29 Declaring Attributes of Functions "naked Use this attribute on the ARM, AVR, IP2K, RX and SPU ports to indicate that the specified function does not need prologue/epilogue sequences generated by the compiler. It is up to the programmer to provide these sequences. The only statements that can be safely included in naked functions are asm statements that do not have operands. All other statements, including declarations of local variables, if statements, and so forth, should be avoided. Naked functions should be used to implement the body of an assembly function, while allowing the compiler to construct the requisite function declaration for the assembler." Can I safely call functions using C syntax from naked functions, or only by using asm?

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  • Ajax Javascript method cannot be called

    - by blackmage
    I made this method to load javascript functions dynamically. It does include the .js file but when I call a method, the method says that it is undefinited. The following to .js files are ajax_object.js and user_manager.js . The alert outside the function is read and works but the alert inside does not. enter code here //ajax_object.js //Load a javascript library function loadJavascript( src, url ){ XMLHttpRequestObject=getXmlHttpRequestObject(); if( XMLHttpRequestObject){ XMLHttpRequestObject.onreadystatechange = function() { if (XMLHttpRequestObject.readyState == 4 ){ if (XMLHttpRequestObject.status == 200 || XMLHttpRequestObject.status == 304) { includeJavaScript( src, url, XMLHttpRequestObject.responseText ); } } } } XMLHttpRequestObject.open('GET', url, true); XMLHttpRequestObject.send(null); }//end LoadJavaScript //Add Library to header function includeJavaScript(src, fileUrl, xmlObject) { if ( ( xmlObject != null ) && ( !document.getElementById( src ) ) ){ var documentHead = document.getElementsByTagName('HEAD').item(0); var includeScript = document.createElement( "script" ); includeScript.language = "javascript"; includeScript.type = "text/javascript"; //includeScript.id = src; includeScript.src=fileUrl.concat(src); includeScript.defer = true; includeScript.text = xmlObject; documentHead.appendChild( includeScript ); } } //user_manager.js //First alert is read alert("Outside User Manager"); function selectUserManagerModuleType(){ XMLHttpRequestObject=getXmlHttpRequestObject(); //This doesn't work //throws selectUserManagerModuleType undefined alert("Inside The User Manager"); }

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