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  • Symfony forms: Is there any way to set default date for created_at and updated_at field

    - by sparrow
    Hi all, I have a symfony form which have created_at and updated_at field for date. But I want to populate this field with default value and not shown when the form shows. So that, the created_at will hold the current time when inserting new data and updated_at will hold current date when updating any data. Did anyone do something like this? Looking for help on google all the morning but didnt find any. Can anyone help me out there? Pleaseeeeeeee...

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  • .net layered design: return error code to forms indicating which controls have an error

    - by David Casillas
    Let's say I have a simple application. It tries to add a new entry to a database grabing the info from the user. The information is a tipical MasterDetail objetc like an invoice. The Invoice object used to collect the data has some simple atributes (Id, Date, etc...) and a List of InvoiceDetail, consisting of some simple atributes (invoiceId, productId, quantity, etc...) A form in the UI Layer collects the data from the user, creates an instance of Invoice and sends it to the Bussiness Layer. The Bussines layer sends the data to a Validation Module. If any error in the input is detected it has to return some kind of error code. The Bussiness Layer has to send the error code back to the Form to let the user correct the worng information. I want the application to display some kind of warning (a different background color for example) in every form control with an error. ¿What's a good aproach to I manage the errors to be able to inform the form which controls are wrong? ¿Can I create an error object?¿Use delegates?. I'm using VB.net but don't think this is relevant to the solution of the problem. P.D: Please suggest me some tags to this post.

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  • Using JSF, PrimeFaces and JPA: Create Basic WebApp without using Generated CRUD Classes, Forms, etc

    - by user2774489
    I am trying to build a basic CRUD application with NetBeans 7.4, JSF, PrimeFaces and JPA using MySQL. I have successfully done this by using the NetBeans wizards. I want to do this from scratch, no wizards. There seems to be a lack of support for the combo of JSF, PrimeFaces and JPA. When I say "lack", I mean a full example (I might be asking too much), without using the CRUD auto-gen templates/classes AND shows actual queries coded and passed to the datatables(primefaces). YouTube is full of non-English speaking examples using Hibernate (not JPA) and other examples that show flashy GUI's with no code. So far I understand you need an @Entity class (provides the physical build of the tables), a Controller (serializable) and the .xhtml web page to show the datatable.. what else? Also, I'm not seeing any posts or examples where queries are using with JPA/JSF and how they are tied together (in one place). I need to connect the dots here so that I can leverage JSF/JPA to create simple queries to populate my PF DataTables. I've read the blogs and I've googled the intranets until I'm blue in the face. Sending me a list of URL's to read to learn about each product is something I've already done. I get what they do independently, but am looking for the "How do they all connect" answer with maybe some basic code examples!! :)

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  • Asp.Net MVC Not Duplicate forms when Edit/Add

    - by Pino
    When we have anything that requires user input (Eg adding a product to a database) the Edit screen looks the same as the add screen. When using MVC .Net how do you handle this? Do you return the same view? Just adjust the model to reflect the change?

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  • Migrating from Forms to WPF

    - by Jason Williams
    We're considering migrating a WinForms app to WPF, but are just starting on the WPF learning curve now that 4.0 is out. What I'd like to do is migrate our application commands (cut, copy, paste, etc) to a WPF-like command-binding system, while still running as a WinForms app - but in such a way as to make the migration easy when we go ahead with WPF. The ideal approach would be to implement our commands using the WPF command interfaces, classes and events directly, and simply hooking the WinForms events up to them with our own dispatcher. Has anyone tried something like this or know if it might be possible?

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  • python interactive web data/forms/interface communicating with remote server

    - by decipher
    What's an efficient method (preferably simple as well) for communicating with a remote server and allowing the user to 'interact' with it (IE submit commands, user interface) via the web browser (IE a text box to input commands, and an text area for output, or various command-less abstracted interfaces)? I have the 'standalone' python code finished for communicating and working(terminal/console based right now). My primary concern is with re-factoring the code to suite the web, which involves establishing a connection (python sockets), and maintaining the connection while the user is logged on. some further details: currently using django framework for the basic back end/templates.

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  • transparency in windows forms C#

    - by user257412
    if the transparentkey property is used to make the top level form transparent,it works , but it also makes the main form click-throughable. I want the opposite of this, that the form becomes transparent, but is still able to recieve clicks. can this be done ?

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  • Multiple forms using Rails & jQuery & AJAX

    - by biggie8199
    I have multiple coupons on a page and I'm trying to get comments to work on each coupon. So for each coupon i have a comments form. Im using jQuery + Ajax to accomplish this. Here's what my code looks like. Coupon Page <p>Comments:</p> <% form_for(@comment) do |f| %> <%= f.label :body %><br /><%= f.text_field :body, :size => "24" %> <%= f.hidden_field :coupon_id, :value => coupon.id %> <%= f.submit "Save" %> <% end %> Application.js jQuery.ajaxSetup({ 'beforeSend': function(xhr) {xhr.setRequestHeader("Accept", "text/javascript")} }) jQuery.fn.submitWithAjax = function() { this.submit(function() { $.post(this.action, $(this).serialize(), null, "script"); return false; }) return this; }; $(document).ready(function() { $("#new_comment").submitWithAjax(); }) I tried changing the jQuery selector to a class $(".new_comment").submitWithAjax(); Thinking that would work, now all the submit buttons work, however it posts only the first form on the page. What can I change to make it so ajax submits the correct form and not the first one?

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  • Property in a Windows Forms form class only accessable after Load event

    - by Spooky2010
    I'm instantiating and calling Form B from Form A. FormB has some custom properties, to allow me to pass it things like sqlAdaptors and dataset instances. When i instantiate and show Form B from Form A as a dialog form with a Using statement, it all works fine, but i find the properties i pass are not available in Form B until after the form_load event has fired. I was under the impression the properties when passed to a instantiated class should be available from a constructor, but this is not the case. If it try to access the properties before the form load event i get a null reference exception. Is this correct behavior ?

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  • ASP.Net forms authentication - multiple providers

    - by Chris Klepeis
    I have an ASP.Net 4.0 application, and within it is a folder called "Forum", setup as a sub application in IIS 7. This forum package implements a custom provider for .net membership. The forum is running in .net 3.5. I'd like to setup the main site so that when users login, it logs them into both my site and the forum site. Both the main site and the forum have separate .Net membership tables. How can I specify which provider to use with formsauthentication? right now I have FormsAuthentication.SetAuthCookie(...); this, however, just uses my default provider and does nothing with the provider for the forum I tried setting the forum app and my web app to have the same cookie name, as well as setting the machinekey on each: <machineKey validationKey="AutoGenerate" validation="SHA1" /> no dice. I googled and didnt really come up with any example of how to use multiple providers like I want to. I updated my web.config to have both provideers but this is useless if I cannot specify in my code which one to use.

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  • asp.net web forms best practice to retrieve dynamic server control values

    - by Andrew Florko
    I populate web form with dynamic list of exams from database. I want user to enter examination marks for each exam. There is list of exam titles and textbox near each title. I create list with repeater control: <asp:Repeater ID="rptExams" runat="server" onitemdatabound="rptExams_ItemDataBound" > <ItemTemplate> <tr> <td> <asp:Literal runat="server" ID="ltTitle"/> </td> <td> <asp:HiddenField runat="server" ID="hfId"/> <asp:Textbox runat="server" ID="tbMark"/> </td> </tr> </ItemTemplate> </asp:Repeater> And bind data to repeater on page_init: class Exam { public int Id { get; set;} public string Title { get; set;} } ... // this list is retrieved from database actually Exam[] Exams = new Exam[] { new Exam { Id = 1, Title = "Math"}, new Exam { Id = 2, Title = "History"} }; ... protected void Page_Init(object sender, EventArgs e) { rptExams.DataSource = Exams; rptExams.DataBind(); } So far so good. Then I have to retrieve data on postback. I have two ways but both of them looks ugly. Idea is to store dynamically created databounded controls on ItemDataBoundEvent in Page_Init stage, and process their values in Page_Load stage. It looks like this: private Dictionary<HiddenField, TextBox> Id2Mark = new Dictionary<HiddenField, TextBox>(); protected void rptExams_ItemDataBound(object sender, RepeaterItemEventArgs e) { ... if (IsPostBack) { var tbMark = (TextBox)e.Item.FindControl("tbMark"); var hfId = (HiddenField)e.Item.FindControl("hfId"); // store dynamically created controls Id2Mark.Add(hfId, tbMark); } ... } protected void Page_Load(object sender, EventArgs e) { if (IsPostBack) { foreach (var pair in Id2Mark) { int examId = Int32.Parse(pair.Key.Value); string mark = pair.Value.Text; // PROCESS } ... I'm completely sure there is a better way to retrieve data from dynamically created controls. Thank you in advance!

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  • Nesting forms in CakePHP

    - by Erik
    I am wondering if there's a way in CakePHP to nest multiple models in a form? What I'm trying to accomplish is to make a form for creating Posts that will also contain fields for adding Images (separate model) that will automatically be connected to the created post. Something similar to Ruby on Rails ** accept_nested_attributes_for**.

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  • override OnPaint for a Windows.Forms.Control Flickering?

    - by Danpe
    I create a new Control and overided the OnPaint event: protected override void OnPaint(PaintEventArgs e) { Graphics g = e.Graphics; _ammo = PitControl.Ammo; var AmmoSize = g.MeasureString(_ammo.ToString(), Properties.Settings.Default.AmmoFont).ToSize(); g.DrawString(_ammo.ToString(), Properties.Settings.Default.AmmoFont, Brushes.WhiteSmoke, Ammo.Location.X - 1, Ammo.Location.Y + Ammo.Height / 2 - AmmoSize.Height / 2 + 1); Rectangle DrawAmmo = new Rectangle(this.Width - Ammo.Height - _margin, Ammo.Location.Y, Ammo.Height, Ammo.Height); for (int i = _ammo; i > 0; i--) if (i % 2 == 0) g.DrawLine(_ammoPen, Ammo.Location.X + Ammo.Width - i - 1, Ammo.Location.Y + 3, Ammo.Location.X + Ammo.Width - i - 1, Ammo.Location.Y + Ammo.Height - 3); g.DrawRectangle(Pens.Orange, Ammo); g.DrawImage(Properties.Resources.ammunition, DrawAmmo.Location.X, DrawAmmo.Location.Y, DrawAmmo.Height, DrawAmmo.Height); } The problem is when i'm changing the Ammo then all the control flicks. It doesn't look good. Anyway to make the lines that i draw on this line: g.DrawLine(_ammoPen, Ammo.Location.X + Ammo.Width - i - 1, Ammo.Location.Y + 3, Ammo.Location.X + Ammo.Width - i - 1, Ammo.Location.Y + Ammo.Height - 3); Just disapeare when ammo is changing ?

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  • hidden forms and thr handles

    - by shraddha
    i am hiding the form using SetVisibleCore to false, but now i cant get the handle of this form in other application which i am retrieving using EnumWindow its giving me exception "Attempted to read or write protected memory. This is often an indication that other memory is corrupt." an ACCESS VIOLATION EXCEPTION. so i am searching on 2 ways 1. find out the other way to get handle here we cant use FindWindow cause its not returning any handle 2. find a another way to hide the form but this should be done before loading of the form so,,,plz help me if anybody can

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  • Forms Designer Error Display HTML Source

    - by Pranay Rana
    I i am unable to see the design view of a winform app Errors are: One or more errors encountered while loading the designer. The errors are listed below. Some errors can be fixed by rebuilding your project, while others may require code changes. The event Click is read-only and cannot be changed. at System.ComponentModel.Design.EventBindingService.EventPropertyDescriptor.SetValue(Object component, Object value) at System.ComponentModel.Design.Serialization.CodeDomSerializerBase.DeserializeAttachEventStatement(IDesignerSerializationManager manager, CodeAttachEventStatement statement) at System.ComponentModel.Design.Serialization.CodeDomSerializerBase.DeserializeStatement(IDesignerSerializationManager manager, CodeStatement statement)

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  • Dynamically Adding ASP.NET Web Forms Controls Loses State on Page Refresh

    - by Geetha
    I am creating dynamic label and textbox based on the number of values from the database for the selected item of the dropdownlist. Then the dynamic labels will have the names and the text box with the values. To retain the values of these controls im using Page_init event. So im using cache to hold the selectteditem from the dropdownlist. Problem: The process is going fine. But if i try to refresh the page no items are selected in the dropdown list but the cache is not getting clear so using this cache value dynamic control are creating.

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  • Tracing Erlang Functions - Short forms

    - by Roberto Aloi
    As you might know, it's now possible to trace Erlang functions by using the short form: dbg:tpl(Module, Function, x). Instead of the usual: dbg:tpl(Module, Function, dbg:fun2ms(fun(_) -> exception_trace() end)). I'm actually wondering if a similar short form is available for return_trace(). Something like: dbg:tpl(Module, Function, r). Instead of: dbg:tpl(Module, Function, dbg:fun2ms(fun(_) -> return_trace() end)). The source code in the dbg module seems to suggest not: new_pattern_table() -> PT = ets:new(dbg_tab, [ordered_set, public]), ets:insert(PT, {x, term_to_binary([{'_',[],[{exception_trace}]}])}), ets:insert(PT, {exception_trace, term_to_binary(x)}), PT. But I might be wrong. Do you know of any?

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  • Where to prompt for required file location at start of Win Forms application

    - by Murph
    I have an application that uses a file to store its data. I store the location of the file in the app settings so have two tests at startup: Do I have a setting for the file and Does the file (if I have a setting) exist If I fail either test I want to prompt the user for the file location - the mechanics of the are not the problem, I can read and write the app settings, fire off dialogs and otherwise request the data. If the user refuses to choose a file (or at least a file location) I want to exit the app. My problem is where to do this i.e. at what point in the flow of code. In an ideal world you start the app, show a splash screen, load the main form and run from there... I'm looking for a general pattern that allows me to slot the test for parameters into the right place so that I can prompt the user for whatever (and allowing that I have to worry about the fact that my splash screen is currently topmost for my app). I appreciate that this is a bit vague so will update this with code as we go along.

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  • Custom Controls Properties - C# , Forms - :(

    - by user353600
    Hi I m adding custom control to my flowlayoutpanel , its a sort of forex data , refresh every second , so on each timer tick , i m adding a control , changing controls button text , then adding it to flowlayout panel , i m doing it at each 100ms timer tick , it takeing tooo much CPU , here is my custom Control . public partial class UserControl1 : UserControl { public UserControl1() { InitializeComponent(); } private void UserControl1_Load(object sender, EventArgs e) { } public void displaydata(string name , string back3price , string back3 , string back2price , string back2 , string back1price , string back1 , string lay3price , string lay3 , string lay2price , string lay2 , string lay1price , string lay1 ) { lblrunnerName.Text = name.ToString(); btnback3.Text = back3.ToString() + "\n" + back3price.ToString(); btnback2.Text = back2.ToString() + "\n" + back2price.ToString(); btnback1.Text = back1.ToString() + "\n" + back1price.ToString(); btnlay1.Text = lay1.ToString() + "\n" + lay1price.ToString(); btnlay2.Text = lay2.ToString() + "\n" + lay2price.ToString(); btnlay3.Text = lay3.ToString() + "\n" + lay3price.ToString(); } and here is how i m adding control; private void timer1_Tick(object sender, EventArgs e) { localhost.marketData[] md; md = ser.getM1(); flowLayoutPanel1.Controls.Clear(); foreach (localhost.marketData item in md) { UserControl1 ur = new UserControl1(); ur.Name = item.runnerName + item.runnerID; ur.displaydata(item.runnerName, item.back3price, item.back3, item.back2price, item.back2, item.back1price, item.back1, item.lay3price, item.lay3, item.lay2price, item.lay2, item.lay1price, item.lay1); flowLayoutPanel1.SuspendLayout(); flowLayoutPanel1.Controls.Add(ur); flowLayoutPanel1.ResumeLayout(); } } now its happing on 10 times on each send , taking 60% of my Core2Duo cpu . is there any other way , i can just add contols first time , and then change the text of cutom controls buttons on runtime on each refresh or timer tick i m using c# .Net

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  • Oracle Forms 6i master-detail question from a painfully new newbie

    - by Murasaki
    Hello, I have a form that contains 3 blocks (block a, b, c). There is a master-detail relationship between b (detail) and c (master). Data-flow: you enter an ID in block a, which in turn populates block c and corresponding details in block b. Control goes immediately to block c. Objective: I need to be able to update details of block b. Issue: I cannot navigate to block b. Keep in Mind: --In the Property Palette Keyboard Navigable is set to "Yes" --Insert Allowed and Update Allowed are set to "Yes." If someone could respond ASAP I would really appreciate it. Thank you.

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