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  • problem with a string's format in c++ while doing tcp communication

    - by james t
    hi, i am building a simple c++ client, i am splitting the info i get from the server to frames, and pass each frame to a function that processes it, i split the frame into lines using Poco::StringTokenizer tokenizer(frame, "\n"); i take the first line of the tokenizer which represents the type of frame StmpCommand command(tokenizer[0]); a StmpCommand is an enum with the different types of messages and the constructor works as follows : StmpCommand(std::string command): commandType_() { bool x=command=="CONNECTED"; std::cout<<x<<std::endl; if ("SUBSCRIBE" == command) commandType_ = SUBSCRIBE; else if ("UNSUBSCRIBE" == command) commandType_ = UNSUBSCRIBE; else if ("SEND" == command) commandType_ = SEND; else if ("BEGIN" == command) commandType_ = BEGIN; else if ("COMMIT" == command) commandType_ = COMMIT; else if ("CONNECT" == command) commandType_ = CONNECT; else if ("MESSAGE" == command) commandType_ = MESSAGE; else if ("RECEIPT" == command) commandType_ = RECEIPT; else if ("CONNECTED" == command) commandType_ = CONNECTED; else if ("DISCONNECT" == command) commandType_ = DISCONNECT; else if ("ERROR" == command) commandType_ = ERROR; else { std::cerr<<"Error in building StmpCommand object, unknown type - "<<command<<std::endl; } } the first frame i am trying to proccess is a CONNECTED frame therefor i try to create a StmpCommand with CONNECTED as the constructor's only argument and for some reason i am getting an : Error in building StmpCommand object, unknown type - CONNECTED i am clearly passing a string containing CONNECTED but i'm guessing there is something else there that isn't allowing the condition else if ("CONNECTED" == command) to hap

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  • Moving checkmarks in checkbox lists after page reload - Firefox only

    - by DaveS
    I'm getting some strange behavior in Firefox whenever I put checkboxes inside a list (ol, ul, dl), and then dynamically insert buttons above the list. If I start with a something simple list like this: <dl class="c"> <dt><label for="a1"><input type="checkbox" id="a1" />one</label></dt> <dt><label for="a2"><input type="checkbox" id="a2" />two</label></dt> <dt><label for="a3"><input type="checkbox" id="a3" />three</label></dt> </dl> and add some jQuery like this: $(document).ready(function(){ var a = $('<button type="button">a</button>'); var b = $('<button type="button">b</button>'); $('<div/>').append(a).append(b).insertBefore($('.c')); }); ...then open it in Firefox, it looks fine at first. But check the first checkbox, reload the page, and the check-mark jumps to the second box. Reload again, and it jumps to the third. Reload yet again, and no checkboxes are left checked. If I leave out one of the buttons by dropping one of the append calls, it's fine. If I change the buttons to divs or something similar, it's fine. If I replace the dl tag with a div (and get rid of the dt tags), it's fine. But I need both buttons, and the checkboxes have to be in a list for what I'm trying to build. Does anybody know what's causing this?

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  • Salesforce/PHP - outbound messages (SOAP) - memory limit issue? DOMDocument::loadXML() issue?

    - by Phill Pafford
    I'm using Salesforce to send outbound messages (via SOAP) to another server. The server can process about 8 messages at a time, but will not send back the ACK file if the SOAP request contains more than 8 messages. SF can send up to 100 outbound messages in 1 SOAP request and I think this is causing a memory issue with PHP. If I process the outbound messages 1 by 1 they all go through fine, I can even do 8 at a time with no issues. But larger sets are not working. ERROR in SF: org.xml.sax.SAXParseException: Premature end of file Looking in the HTTP error logs I see that the incoming SOAP message looks to be getting cut of which throws a PHP warning stating: DOMDocument::loadXML() ... Premature end of data in tag ... PHP Fatal error: Call to a member function getAttribute() on a non-object This leads me to believe that PHP is having a memory issue and can not parse the incoming message due to it's size. I was thinking I could just set: ini_set('memory_limit', '64M'); // This has done nothing to fix the problem But would this be the correct approach? Is there a way I could set this to increase with the incoming SOAP request dynamically? UPDATE: Adding some code $data = fopen('php://input','rb'); $headers = getallheaders(); $content_length = $headers['Content-Length']; $buffer_length = 1000; $fread_length = $content_length + $buffer_length; $content = fread($data,$fread_length); /** * Parse values from soap string into DOM XML */ $dom = new DOMDocument(); $dom->loadXML($content); ....

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  • Common protected data member in base class?

    - by EXP0
    I have a base class and several derived classes. The derived classes use some common data, can I just put those common data as protected member of the base class? I know the protected member breaks encapsulation sometimes, so I wonder if there is any good approach. Here is a specific example: class Base{ public: virtual void foo() = 0; void printData(); protected: std::vector<std::string> mData; } class Dr1 : public Base{ public: virtual void foo(); //could change mData } class Dr2 : public Base{ public: virtual void foo(); //could change mData } If I put mData into Dr1 and Dr2 as private member, then I need to put it in both of them, and I can not have printData() in Base since printData() need access to mData unless I make printData() virtual and have identical function in both Dr1 and Dr2, which doesn't make much sense to me. Is there a better way to approach this without using protected member? Thank you.

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  • How to get readable classname and title from HWND handle? in WinApi c++

    - by Marko29
    I am using the following enumchild proc to get hwnd of each window, the problem is that i am unable to somehow detect any info from each hwnd so i can do what i want with the ones that are detected as the ones i need. For example, how could i get window class name and the title of each window in the enum bellow? I tried something like.. BOOL CALLBACK EnumChildProc(HWND hwnd, LPARAM lParam) { TCHAR className[MAX_PATH]; GetClassName(hwnd, cName, _countof(cName)); cout << cName; return TRUE; } It just returns the hexadec handle info and every single time it is same, shouldnt the GetClassName func change the cName into new handle each time? Also GetClassName function returns number of chars written to cName, i dont really see how this is useful to me? I need to get my cName in some readable format so i can do something like if(cName == TEXT("classnameiamlookingfor" && hwndtitle = TEXT("thetitlethatinterestsme") DOSOMETHINGWITHIT(); But all i get here is hexadec mess.

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  • how do i call methods from another class in android?

    - by Phani Gargey
    I have two classes in question. Both extend Activity. Class A public void displayinfo() { setContentView(R.layout.dynamicinfo); //Add some buttons dynamically here //do some processing // move on to Class B } In Class B: I want to go back to Class A state in UI if BACK button is pressed. Class B //Register a listener for this button Backbutton.setOnClickListener(new OnClickListener() { public void onClick(View arg0) { Log.i("setOnClickListener", "Pressed Back Button "); Toast.makeText(mycontext, "Pressed Back Button", Toast.LENGTH_SHORT).show(); //HERE I want to go back class's function in UI as well as restoring the sttae for that screen. } how do I do that? I looked around some questions. they did not answer clearly what I am looking for.hence the posting. thanks.I think I was adding my own Back button on the Layout I created in the Class B's UI Screen --not using the regular "Back" button on the key board. May be that was the problem.

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  • Commons VFS and IBM MVS System

    - by Liming
    Hello All, I'm using Apache Commons VFS / SFTP, we are trying to download files from the IBM MVS system. The download part is all good, however, we can not open up the zipped files after downloading. Seems like the zip file was compressed using a different algorithm or something Anyone has any pointers? *Note, the same function works fine if we connect to a regular unix/linux SFTP server. Below is an example of what we did String defaultHost = "[my sftp ip address]"; String host = defaultHost; String defaultRemotePath = "//__root.dir1.dir2."; String remotePath = defaultRemotePath; String user = "test"; String password = "test"; String remoteFileName = "Blah.ZIP.BLAH"; log.info("FtpPojo() begin instantiation"); FileObject localFileObject = fsManager.resolveFile("C:/Work/Blah.ZIP.BLAH"); log.debug("local file name is :"+localFileObject.getName().getBaseName()); log.debug("FtpPojo() instantiated and fsManager created"); String uri = createSftpUri(host, user, password) + ":322"+remotePath+remoteFileName; remoteRepo = fsManager.resolveFile(uri, fsOptions); remoteRepo.copyFrom(localFileObject, Selectors.SELECT_ALL);

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  • Multilangual website using ASP and a database

    - by Noam Smadja
    i want to consult about something i do. my website has 3 languages. Hebrew (main), english and russian. i am using a database having a table with the fields: ID, fieldName, 1, 2, 3. where 1 2 3 are the languages. upon entering the website language 1 (hebrew) is chosen automaticly until you choose another. and saved as a session("currentLanguage"). i wrote a function langstirng whice recieves a field name and prints the value acording to the language in session("currentLanguage"): Dim languageStrings Set languageStrings = Server.CreateObject("ADODB.Recordset") languageStrings.ActiveConnection = MM_KerenDB_STRING languageStrings.Source = "SELECT fieldName,"&current_Language&"FROM Multilangual" languageStrings.CursorType = 0 languageStrings.CursorLocation = 2 languageStrings.LockType = 1 languageStrings.Open() sub langstring(fieldName) do while NOT(languageStrings.EOF) if (languageStrings.fields.item("fieldName").value = fieldName) then exit do else languageStrings.movenext end if loop if (languageStrings.EOF) then response.Write("***"&fieldName&"***") else response.Write(languageStrings.fields.item(currentLanguage+1).value) end if languageStrings.movefirst end sub and i use it like so: <div>langstring("header")</div>. i find it stupid that i keep sending the query to the server on any and every page. since the multilangual table does not change "THAT" often i want to somehow save the recordset for the current browsing. I am looking help for THIS solution, Please.

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  • Generic Func<> as parameter to base method

    - by WestDiscGolf
    I might be losing the plot, but I hope someone can point me in the right direction. What am I trying to do? I'm trying to write some base methods which take Func< and Action so that these methods handle all of the exception handling etc. so its not repeated all over the place but allow the derived classes to specify what actions it wants to execute. So far this is the base class. public abstract class ServiceBase<T> { protected T Settings { get; set; } protected ServiceBase(T setting) { Settings = setting; } public void ExecAction(Action action) { try { action(); } catch (Exception exception) { throw new Exception(exception.Message); } } public TResult ExecFunc<T1, T2, T3, TResult>(Func<T1, T2, T3, TResult> function) { try { /* what goes here?! */ } catch (Exception exception) { throw new Exception(exception.Message); } } } I want to execute an Action in the following way in the derived class (this seems to work): public void Delete(string application, string key) { ExecAction(() => Settings.Delete(application, key)); } And I want to execute a Func in a similar way in the derived class but for the life of me I can't seem to workout what to put in the base class. I want to be able to call it in the following way (if possible): public object Get(string application, string key, int? expiration) { return ExecFunc(() => Settings.Get(application, key, expiration)); } Am I thinking too crazy or is this possible? Thanks in advance for all the help.

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  • How to append query parametr @runtime using jquery

    - by Wondering
    Hi All, Through javascript I am appending one query parameter to the page url and I am facing one strange behaiviour <div> <a href="Default3.aspx?id=2">Click me</a> </div> $(function () { window.location.href = window.location.href + "&q=" + "aa"; }); Now I am appending &q in default3.aspx and in this page the &q is getting added continuously I mean the url become http://localhost:1112/WebSite2/Default3.aspx?id=2&q=aa&q=aa&q=aa&q=aa&q=aa&q=aa&q=aa&q=aa&q=aa&q=aa&q=aa&q=aa&q=aa&q=aa&q=aa&q=aa&q=aa&q=aa&q=aa&q=aa&q=aa one would say just pass it like <a href="Default3.aspx?id=2&q=aa">Click me</a> but I cant do that , value of this query parameter is actually value of an html element which is in default3.aspx..I have to add it in run time. what are the ways to achieve this. Thanks.

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  • After a few same hql query the application freezes

    - by Oktay
    I am calling below function with the same batchNumber and it is working without problem 15 times and takes the records fromm database without problem but at 16. time the application freezes when the query.list() row is called. It just loses debug focus and not give any exception. This problem probably is not about the hql because I've seen this problem before and I used criteria instead of hql and I got pass this problem. But for this when I use "group by" in criteria(setrojection....) it doesn't return the result as hibernate model(object) just returns a list. But I need the results as model. Note: about 15 times it is just for test. This is a web aplication and user may click the button many times that calls this funtion to see the taken records from database. public List<SiteAddressModel> getSitesByBatch(String batchNumber) { try{ List<SiteAddressModel> siteList; MigrationPlanDao migrationPlanDao = ServiceFactory.getO2SiteService().getMigrationPlanDao(); Query query = this.getSession().createQuery("from " + persistentClass.getName() + " where " + "siteType =:" + "type and siteName in " + "(select distinct exchange from " + migrationPlanDao.getPersistentClass().getName() + " where migrationBatchNumber =:" + "batchNumber" + ")" ); query.setString("batchNumber", batchNumber); query.setString("type", "LLU/ASN"); System.out.println("before query"); siteList = query.list(); System.out.println("after query"); return siteList; }catch (Exception e) { e.printStackTrace(); } Hibernate version 3.2.0.ga

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  • Writing JavaScript from a Custom Control

    - by coffeeaddict
    I'm new to writing custom controls. I have MyCustomControl.cs and in my Render method I want to render out about 50 lines of JavaScript. What's the best way to do this, use the writer? protected override void Render(HtmlTextWriter writer) { writer.write(@"<script type....rest of opening tag here"); writer.Write(@" function decode(s) { return s.replace(/&amp;/g, ""&"") .replace(/&quot;/g, '""') .replace(/&#039;/g, ""'"") .replace(/&lt;/g, ""<"") .replace(/&gt;/g, "">""); };" ); I plan on having around 6 more writer.Write to write out some more sections here. Is that the best approach to actually perform the writing of JavaScript in this manor? or should I use ClientScript.RegisterClientScriptBlock? So what's the best practice or common way people are writing javascript from a custom control? (I'm not talking about a user control here!!, custom control/Class!) I also want to keep any indentation for readability once it's spit out/rendered on the client when viewing source.

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  • Batch Inserts And Prepared Query Error

    - by ircmaxell
    Ok, so I need to populate a MS Access database table with results from a MySQL query. That's not hard at all. I've got the program written to where it copies a template .mdb file to a temp name and opens it via odbc. No problem so far. I've noticed that Access does not support batch inserting (VALUES (foo, bar), (second, query), (third query)). So that means I need to execute one query per row (there are potentially hundreds of thousands of rows). Initial performance tests show a rate of around 900 inserts/sec into Access. With our largest data sets, that could mean execution times of minutes (Which isn't the end of the world, but obviously the faster the better). So, I tried testing a prepared statement. But I keep getting an error (Warning: odbc_execute() [function.odbc-execute]: SQL error: [Microsoft][ODBC Microsoft Access Driver]COUNT field incorrect , SQL state 07001 in SQLExecute in D:\....php on line 30). Here's the code I'm using (Line 30 is odbc_execute): $sql = 'INSERT INTO table ([field0], [field1], [field2], [field3], [field4], [field5]) VALUES (?, ?, ?, ?, ?, ?)'; $stmt = odbc_prepare($conn, $sql); for ($i = 200001; $i < 300001; $i++) { $a = array($i, "Field1 $", "Field2 $i", "Field3 $i", "Field4 $i", $i); odbc_execute($stmt, $a); } So my question is two fold. First, is there any idea on why I'm getting that error (I've checked, and the number in the array matches the field list which matches the number of parameter ? markers)? And second, should I even bother with this or just use the straight INSERT statements? Like I said, time isn't critical, but if it's possible, I'd like to get that time as low as possible (Then again, I may be limited by disk throughput, since 900 operations/sec is high already)... Thanks

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  • Remove array elements that are less than X

    - by GGio
    I have arrays: $arr1 = array(5, 3, 9, 11, 6, 15); $arr2 = array(11, 20, 1, 3, 8); Now I need to loop through $arr1 and find the largest number that is less than X: foreach($arr1 as $x) { //need element that is MAX in $arr2 but is less than $x } so for example for the first run when $x = 5, maximum in $arr2 is 3 that is less than 5. Is it possible to do this without having nested loop? I do not want to loop through $arr2. I tried using array_filter but didnt really work. Maybe I used it wrong. This is what I tried with array_filter: $results = array(); foreach($arr1 as $x) { $max = max(array_filter($arr2, function ($x) { return $x < $y; })); $results[$x] = $max; } The result should be this: 5 => 3, 3 => 1, 9 => 8, 11 => 8, 6 => 3, 15 => 11

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  • jQuery & IE crashing on $('#someDiv').hide();

    - by Jimmy
    Well after a while of scratching my head and going "huh?" trying to figure out why IE would straight up crash when loading one of my pages loaded with jQuery goodness, I narrowed down the culprit to this line $('div#questions').hide(); And when I say IE crashes, I mean it fully crashes, attempting to do its webpage recovery nonsense that fails. I am running jQuery 1.4.2 and using IE 8 (haven't tested with any other versions) my current workaround is this: if ($.browser.msie) { window.location = "http://www.mozilla.com/en-US/products/download.html"; } For some reason I feel my IE users won't be very pleased with this solution though. The div in question has a lot of content in it and other divs that get hidden and displayed again, and all of that works just fine and dandy, it is only when the giant parent div is hidden that IE flips out and stabs itself. Has anyone encountered this or have any possible ideas of what is going wrong? EDIT: Everything is wrapped up in the $(document).ready(function() { }); And my code is all internal so I can't link it unfortunately.

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  • How to delete the first child of an element but referenced by $(this) in Jquery?

    - by Raja
    The scenario is I have two Divs one is where I select items (divResults) and it goes to the next div (divSelectedContacts). When I select it I place a tick mark next to it. What I want to do is when I select it again I want to remove the tick mark and also remove the element from divSelectedContacts. Here is the code. $("#divResults li").click(function() { if ($(this).find('span').size() == 1) { var copyElement = $(this).children().clone(); $(this).children().prepend("<span class='ui-icon ui-icon-check checked' style='float:left'></span>"); $("#divSelectedContacts").append(copyElement); } else { var deleteElement = $(this).find('span'); //here is the problem how to find the first span and delete it $(deleteElement).remove(); var copyElement = $(this).children().clone();//get the child element $("#divSelectedContacts").find(copyElement).remove(); //remove that element by finding it } }); I don't know how to select the first span in a li using $(this). Any help is much appreciated.

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  • Deleting items from datagrid (xml)

    - by Tonz
    Hello, I have a datagrid buttoncolumn which acts as delete buttons for my xml nodes. The elements are simply displayed in a boundcolumn, so there names get displayed. Each item generated gets a unique id (each time one is made id+++). My question his how can i remove a item (the entire element node with that certain id) when i click on one of the buttons in the bound column? <root> <element id="0"> <name>One</name> </element> <element id="1"> <name>Two</name> </element> </root> protected void dg_DeleteCommand(object sender, DataGridCommandEventArgs e) { XmlFunctions.Remove(index); }/*dg_DeleteCommand*/ (function on other class, where all my xml methods are written) public static void Remove(string index) { XmlDocument XMLDoc = new XmlDocument(); XMLDoc.Load(XMLFile); XPathNavigator nav = XMLDoc.CreateNavigator(); var node = nav.SelectSingleNode("/test/one[@id='" +???+ "']"); node.DeleteSelf(); XMLDoc.Save(XMLFile); } Edit: added datagrid <asp:View ID="viewDelete" runat="server"> <asp:DataGrid ID="dgDelete runat="server" AutoGenerateColumns="False" OnDeleteCommand="dg_DeleteCommand"> <Columns> <asp:BoundColumn DataField="name" HeaderText="names" /> <asp:ButtonColumn ButtonType="PushButton" Text="Delete" CommandName="Delete" ></asp:ButtonColumn> </Columns> </asp:DataGrid> </asp:View>

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  • sql query selecting one name no matter how many rows it was mentioned in

    - by Baruch
    Basically what I'm trying to do is get the information from column x no matter how many times it was mentioned. means that if I have this kind of table: x | y | z ------+-------+-------- hello | one | bye hello | two | goodbye hi | three | see you so what I'm trying to do is create a query that would get all of the names that are mentions in the x column without duplicates and put it into a select list. my goal is that I would have a select list with TWO not THREE options, hello and hi this is what I have so far which isn't working. hope you guys know the answer to that: function getList(){ $options="<select id='names' style='margin-right:40px;'>"; $c_id = $_SESSION['id']; $sql="SELECT * FROM names"; $result=mysql_query($sql); $options.="<option value='blank'>-- Select something --</option>" ; while ($row=mysql_fetch_array($result)) { $name=$row["x"]; $options.="<option value='$name'>$name</option>"; } $options.= "</SELECT>"; return "$options"; } Sorry for confusing... i edited my source

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  • Reference an object, based on a variable with it's name in it

    - by James G
    I'm looking for a way to reference an object, based on a variable with it's name in it. I know I can do this for properties and sub properties: var req = {body: {jobID: 12}}; console.log(req.body.jobID); //12 var subProperty = "jobID"; console.log(req.body[subProperty ]); //12 var property = "body"; console.log(req[property][subProperty]); //12 is it possible for the object itself? var req = {body: {jobID: 12}}; var object = "req"; var property = "body"; var subProperty = "jobID"; console.log([object][property][subProperty]); //12 or console.log(this[object][property][subProperty]); //12 Note: I'm doing this in node.js not a browser. Here is an exert from the function: if(action.render){ res.render(action.render,renderData); }else if(action.redirect){ if(action.redirect.args){ var args = action.redirect.args; res.redirect(action.redirect.path+req[args[0]][args[1]]); }else{ res.redirect(action.redirect.path); } } I could work around it by changing it to this, but I was looking for something more dynamic. if(action.render){ res.render(action.render,renderData); }else if(action.redirect){ if(action.redirect.args){ var args = action.redirect.args; if(args[0]==="req"){ res.redirect(action.redirect.path+req[args[1]][args[2]]); }else if(args[0]==="rows"){ rows.redirect(action.redirect.path+rows[args[1]][args[2]]); } }else{ res.redirect(action.redirect.path); } }

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  • Include Multiple Labels and change the value of the same in Iphone, Objective C

    - by user576569
    I m trying to insert label in each row of the cell. Displaying integer. and I m trying to increase the quantity if user click on button add or minus I able to insert button in UITableView Cell as well the function to change the value. But when I click on add button it changes value only for the last row and not on the specific row. //MY code to insert label in each cell txtQty = [[UILabel alloc] initWithFrame:CGRectMake(233,7,20,20)]; txtQty.text = [NSString stringWithFormat:@"%@",[nos objectAtIndex:indexPath.row]]; txtQty.tag = count; txtQty.textColor =[UIColor whiteColor]; txtQty.backgroundColor = [UIColor clearColor]; [cell.contentView addSubview:txtQty]; //Button Creation UIButton *button2 = [[UIButton alloc] initWithFrame:CGRectMake(180,5,30,30)]; [button2 addTarget:self action:@selector(subAddSubQty:) forControlEvents:UIControlEventTouchUpInside]; [button2 setTag:count]; [cell.contentView addSubview:button2]; now what happening is suppose there are 3 rows in table and I click on the 1st row add button the value gets change in the last label i.e at 3rd row and not of the 1st row How to solve these?? please help Thank You

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  • Create a new site programmatically and select parent site? (SharePoint)

    - by peter
    Hi, I am using the following code to create a new site: newWeb = SPContext.GetContext(HttpContext.Current).Web.Webs.Add(newSiteUrl, newSiteName, null, (uint)1033, siteTemplate, true, false); try { newWeb.Update(); } NewSiteUrl and newSiteName are values from two textboxes and on whichever site I use this code (in a web part) the new site will be a subsite to this site. I would now like to be able to select a parent site so that the new site can sit anywhere in the site collection, not just as a subsite to the site where I use the web part. I created the following function to get all the sites in the site collection and populate a drop down with the name and url for every site private void getSites() { SPSite oSiteCollection = SPContext.Current.Site; SPWebCollection collWebsite = oSiteCollection.AllWebs; for (int i = 0; i < collWebsite.Count; i++) { ddlParentSite.Items.Add(new ListItem(collWebsite[i].Title, collWebsite[i].Url)); } oSiteCollection.Dispose(); } If the user selects a site in the dropdown, is it possible to use that URL in newSiteUrl so decide where the new site should be? I don't get it to work really and the new site still becomes a subsite to the current one. I guess it has to do with HttpContext.Current? Any ideas on how I should do it instead? It's the first time I write custom web parts and the sharepoint object model is a bit overwhelming at the moment. Thanks in advance.

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  • Issue with changing an attribute with jquery

    - by rshivers
    Hello, I'm having an issue with changing the attribute for an id and can't seem to figure out what I'm doing wrong. I guess it doesn't help that I'm new to this also. I have a function that tests to make sure that I am pulling the correct id from the row in my form that I have dynamically created. It goes something like this: myFunction() { var id = $(id).attr("id"); alert("This is my id " + id); } This works with no problem and when I click the button assigned to alert me of my id it will give give me the id of the dynamic row in my form. The issue is now when I try to change the id with this: changeId() { var newId = $(id).attr("id", "x"); alert("This is my new id " + newId); } What happens in this case is that it will alert saying "This is my new id [object Object]" instead of giving me the new id. Any suggestions? I'd really appreciate any help with this.

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  • Operator+ for a subtype of a template class.

    - by baol
    I have a template class that defines a subtype. I'm trying to define the binary operator+ as a template function, but the compiler cannot resolve the template version of the operator+. #include <iostream> template<typename other_type> struct c { c(other_type v) : cs(v) {} struct subtype { subtype(other_type v) : val(v) {} other_type val; } cs; }; template<typename other_type> typename c<other_type>::subtype operator+(const typename c<other_type>::subtype& left, const typename c<other_type>::subtype& right) { return typename c<other_type>::subtype(left.val + right.val); } // This one works // c<int>::subtype operator+(const c<int>::subtype& left, // const c<int>::subtype& right) // { return c<int>::subtype(left.val + right.val); } int main() { c<int> c1 = 1; c<int> c2 = 2; c<int>::subtype cs3 = c1.cs + c2.cs; std::cerr << cs3.val << std::endl; } I think the reason is because the compiler (g++4.3) cannot guess the template type so it's searching for operator+<int> instead of operator+. What's the reason for that? What elegant solution can you suggest?

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  • how to fetch data using jquery

    - by user3566029
    I have tried to connect my index.php file in 000webhost.com using jQuery. From the site menu I have connected with 000webhost using FTP details available in 000webhost.com. When I tried to read data from jQuery it doesn’t working. Anyone please tell me what should I need to change? Should I need to connect my Dreamweaver database to webhost? If yes please explain? This is what I have done. index.php $mysql_host = "mysql0.000webhost.com"; $mysql_database = "a000000_mydb"; $mysql_user = "a000000_root"; $mysql_password = "******"; $conn=@mysql_connect ( $mysql_host,$mysql_user,$mysql_password )or die('aa'); mysql_select_db($mysql_database,$conn) or die('eoor on db'); $quer=mysql_query("SELECT * FROM sam"); $res=array(); while($row=mysql_fetch_row($quer)) { $res[]=$row; } print(json_encode($res)); return json_encode($res); mysql_close(); index.html $.get('public_html/index.php', function( data ) { alert( 'Successful' +data); });

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  • manipulating radio box selection with javascript

    - by Crays
    Hi guys, i'm trying to do a poll but i designed it without any radio box in it. So i decided to make the selection being highlighted with a different background color, all is done with jquery. I set the display of the radio box to none so that it wouldn't show, gave each a unique ID. Here's the script. <form action="v_poll.php" method="post"> <ul class="voting"> <li class="voting votetext"><input type="radio" name="voting" value="a1" style="display:none;" id="a1"><a onClick="vote('a1')"Answer 1</a></li> <li class="voting votetext"><input type="radio" name="voting" value="a2" style="display:none;" id="a2"><a onClick="vote('a2')">Answer 2</a></li> <li class="voting votetext"><input type="radio" name="voting" value="a3" style="display:none;" id="a3"><a onClick="vote('a3')">Answer 3</a></li> <input type="hidden" value="1" name="id" /> <input type="submit" value="submit"> </ul> </form> <script type="text/javascript"> function vote(TheValue) { GetElementById(TheValue).checked=true; } </script> But when i checked the value of the radio box with $_POST['voting'], it is blank. Not the value assigned to the radio box. Anything i'm doing wrong? Please help. Thanks.

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