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  • How do i write task? (parallel code)

    - by acidzombie24
    I am impressed with intel thread building blocks. I like how i should write task and not thread code and i like how it works under the hood with my limited understanding (task are in a pool, there wont be 100 threads on 4cores, a task is not guaranteed to run because it isnt on its own thread and may be far into the pool. But it may be run with another related task so you cant do bad things like typical thread unsafe code). I wanted to know more about writing task. I like the 'Task-based Multithreading - How to Program for 100 cores' video here http://www.gdcvault.com/sponsor.php?sponsor_id=1 (currently second last link. WARNING it isnt 'great'). My fav part was 'solving the maze is better done in parallel' which is around the 48min mark (you can click the link on the left side). However i like to see more code examples and some API of how to write task. Does anyone have a good resource? I have no idea how a class or pieces of code may look after pushing it onto a pool or how weird code may look when you need to make a copy of everything and how much of everything is pushed onto a pool.

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  • "The data types text and nvarchar are incompatible in the equal to operator" in SQL Query

    - by kenom
    Why i get this error: The data types text and nvarchar are incompatible in the equal to operator. The field of "username" in database is text type... This is my soruce: <%@ Control Language="C#" AutoEventWireup="true" CodeFile="my_answers.ascx.cs" Inherits="kontrole_login_my_answers" %> <div style=" margin-top:-1280px; float:left;"> <p></p> <div id="question"> Add question </div> </div> <asp:GridView ID="GridView1" runat="server" DataSourceID="SqlDataSource1" > </asp:GridView> <asp:SqlDataSource ID="SqlDataSource1" runat="server" ConnectionString="<%$ ConnectionStrings:estudent_piooConnectionString %>" SelectCommand="SELECT * FROM [question] WHERE ([username] = @fafa)"> <SelectParameters> <asp:QueryStringParameter Name="fafa" QueryStringField="user" Type="String"/> </SelectParameters> </asp:SqlDataSource>

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  • Client-side validation breaks in IE because of PropertyProxyValidator and ScriptManager cooperation.

    - by Eugene
    The specific of the project is in using Enterpise Library for Server side validation and jQuery for client-side validation. So I have the next simple form for example: <asp:Content ID="_mainContent" ContentPlaceHolderID="MainContent" runat="server"> <script src="../../../Scripts/jquery-1.3.2.js" type="text/javascript"></script> <script src="../../../Scripts/jquery.validate.js" type="text/javascript"></script> <script type="text/javascript"> $(document).ready(function() { $("#aspnetForm").validate({ rules: { "<%= _txtProjectName.UniqueID %>": { required: true } } }); }); </script> <asp:TextBox ID="_txtProjectName" runat="server" CssClass="textBoxWithValidator_long" /> <entlib:PropertyProxyValidator id="_validatorProjectName" runat="server" ControlToValidate="_txtProjectName" PropertyName="ProjectName" SourceTypeName="LabManagement.Project.Project" /> <asp:Button CssClass="cell_InlineElement" ID="_btnSave" runat="server" Text="Save" onclick="_btnSave_Click" Width="50px" /> <asp:ScriptManager ID="ScriptManager1" runat="server" EnablePageMethods="true"> </asp:ScriptManager> </asp:Content> The problem is in the next: client-side validation worked correctly before I needed to implement some AJAX.NET feature. So I have to add to the page ScriptManager (the last two lines in the code). But after that the next situation appeared: In InternetExplorer((7) - only in IE !!! - in Firefox everything works correctly) after clicking save button, if left the textbox ProjectName empty the client-side jquery validation appears but (!) the page submits to the server anyway. Some notes: If delete PropertyProxyValidator from the page - the client-side validation works correctly in IE but I need it for specific of the project. It seems that the problem is in the function WebForm_OnSubmit() that is inserted to the form after PropertyProxyValidator adding. ( ... <form name="aspnetForm" method="post" action="Project.aspx?TransType=NewProject" onsubmit="javascript:return WebForm_OnSubmit();" ...>) Could anyone help, please.

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  • Validation error while putting <h> tag inside <a> tag(document type does not allow element "h2")

    - by makmour
    when using this code: <div class="menu"> <ul id="mainnav"> <li><h2><a href="dir1/" >AAAAA</a></h2> <ul> <li><a href="dir1/xxx.php"><h3>xxx</h3></a></li> <li><a href="dir1/xxx2.php"><h3>xxx2</h3></a></li> <li><a href="dir1/hxxx3.php"><h3>hxxx3</h3></a></li> </ul> </li> I get an error while validating saying that I should put <h2> outside of <a>. document type does not allow element <h2> When I do this validation passes without any problems but my styling breaks. Is there a way to keep both validation and styling? This is styling for menu and <h2> .menu li a{ font: 100% Helvetica, Arial, sans-serif; display:inline-block; color: #fff; } .menu li a:hover{ color: #014661; background: url('../images/menu1.png') center left no-repeat; } .menu li a h2{ font-size: 92%; padding: 8px 18px; font-weight: bold; text-transform: uppercase; } .menu h3{ font-size: 87%; font-weight: bold; text-transform: uppercase; } .menu li a h2:hover{ background: url('../images/menu2.png') center right no-repeat; }

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  • Filter large amounts of data in a table w/ jQuery

    - by Bry4n
    I work for a transit agency and I have large amounts of data (mostly times), and I need a way to filter the data using two textboxes (To and From). I found jQuery quick search, but it seems to only work with one textbox. If anyone has any ideas via jQuery or some other client side library, that would be fantastic. Ideal example: To: [Textbox] From:[Textbox] <table> <tr> <td>69th street</td><td>5:00pm</td><td>5:06pm</td><td>5:10pm</td><td>5:20pm</td> </tr> <tr> <td>Millbourne</td><td>5:09pm</td><td>5:15pm</td><td>5:20pm</td><td>5:25pm</td> </tr> <tr> <td>Spring Garden</td><td>6:00pm</td><td>6:15pm</td><td>6:20pm</td><td>6:25pm</td> </tr> </table> So If I start typing in one of the stations in the To: textbox it either displays dynamically like the quick search or i have to press a button (either or) and then in the from: textbox. Lastly it shows me to: station and all its times on the left and the from: station and all its times on the right.

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  • emacs -- keybind questions

    - by user565739
    I have successfully used Ctrl+Shift+Up ' Ctrl+Shift+down ' Ctrl+Shift+left' Ctrl+Shift+Right to different commands. But when I tried to use Ctrl+s to the command save-buffer and Ctrl+Shift+s, which is equivalent to Ctrl+S, to another command, it has some problem. save-buffer works fine, but when I type Ctrl+Shift+s, it excute the command save-buffer. I used Ctrl+q to find the control sequences of Ctrl+s and Ctrl+Shift+S, I get the same result, which is ^S. I expect that I will get ^s for Ctrl+s, but it doesn't. Anyone knows the reason? Another queston is: I use Ctrl+c for the command killing-ring-save. In this case, all commands (which are of large number) begin with Ctrl+c don't work now. Is there a way to replace the prefix Ctrl+c by another customized prefix? I may pose my question in the wrong direction. I use ctrl+c as killing-ring-save. It works fine in emacs (no mode). But if I open a .c file (C-mode), then when I type Ctrl+c, it waits me to type another key. I think in this case, ctrl+c is regarded as a prefix. In this case, I need the following modifications: Using a custom defined prefix, say Ctrl+a, as Ctrl+c ; Remove the prefix Ctrl+c ; Using Ctrl+c as killing-ring-save. I add the following to my ~/.emacs : (defun my-c-initialization-hook () (define-key c-mode-base-map (kbd "C-a") mode-specific-map) (define-key c-mode-base-map (kbd "C-c") 'kill-ring-save)) (add-hook 'c-initialization-hook 'my-c-initialization-hook) But this doesn't work. Ctrl+c is still regarded as a prefix, so I can't use it as kill-ring-save. Furthermore, if I type Ctrl+a Ctrl+c, it said it's not defined. (I thought it will have the same result as I type Ctrl+c Ctrl+c)

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  • JavaScript onchange, onblur, and focus weirdness in Firefox

    - by typoknig
    On my form I have a discount field that accepts a dollar amount to be taken off of the total bill (HTML generated in PHP): echo "<input id=\"discount\" class=\"text\" type=\"text\" name=\"discount\" onkeypress=\"return currency(this, event)\" onchange=\"currency_format(this)\" onfocus=\"on_focus(this)\" onblur=\"on_blur(this); calculate_bill()\"/><br/><br/>\n"; The JavaScript function calculate_bill calculates the bill and takes off the discount amount as long as the discount amount is less than the total bill: if(discount != ''){ if(discount - 0.01 > total_bill){ window.alert('Discount Cannot Be Greater Than Total Bill'); document.form.discount.focus(); } else{ total_bill -= discount; } } The problem is that even that when the discount is more than the total bill focus is not being returned to the discount field. I have tried calling the calculate_bill function with onchange but neither IE or Firefox will return focus to the discount field when I do it like that. When I call calculate_bill with onblur it works in IE, but still does not work in Firefox. I have attempted to use a confirmation box instead of an alert box as well, but that didn't work either (plus I don't want two buttons, I only an "OK" button). How can I ensure focus is returned to the discount field after a user has left that field by clicking on another field or tabbing IF the discount amount is larger than the total bill?

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  • My jQuery and PHP give different results on the same thing?

    - by Stefan
    Hey all, Annoying brain numbing problem. I have two functions to check the length of a string (primarily, the js one truncates as well) heres the one in Javascript: $('textarea#itemdescription').keyup(function() { var charLength = $(this).val().length; // Displays count $('span#charCount').css({'color':'#666'}); $('span#charCount').html(255 - charLength); if($(this).val().length >= 240){ $('span#charCount').css({'color':'#FF0000'}); } // Alerts when 250 characters is reached if($(this).val().length >= 255){ $('span#charCount').css({'color':'#FF0000'}); $('span#charCount').html('<strong>0</strong>'); var text = $('textarea#itemdescription').val().substring(0,255) $('textarea#itemdescription').val(text); } }); And here is my PHP to double check: if(strlen($_POST["description"])>255){ echo "Description must be less than ".strlen($_POST["description"])." characters"; exit(); } I'm using jQuery Ajax to post the values from the textarea. However my php validation says the strlen() is longer than my js is essentially saying. So for example if i type a solid string and it says 0 or 3 chars left till 255. I then click save and the php gives me the length as being 261. Any ideas? Is it to do with special characters, bit sizes that js reads differently or misses out? Or is it to do with something else? Maybe its ill today!... :P Thanks, Stefan

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  • Emptying the datastore in GAE

    - by colwilson
    I know what you're thinking, 'O not that again!', but here we are since Google have not yet provided a simpler method. I have been using a queue based solution which worked fine: import datetime from models import * DELETABLE_MODELS = [Alpha, Beta, AlphaBeta] def initiate_purge(): for e in config.DELETABLE_MODELS: deferred.defer(delete_entities, e, 'purging', _queue = 'purging') class NotEmptyException(Exception): pass def delete_entities(e, queue): try: q = e.all(keys_only=True) db.delete(q.fetch(200)) ct = q.count(1) if ct > 0: raise NotEmptyException('there are still entities to be deleted') else: logging.info('processing %s completed' % queue) except Exception, err: deferred.defer(delete_entities, e, then, queue, _queue = queue) logging.info('processing %s deferred: %s' % (queue, err)) All this does is queue a request to delete some data (once for each class) and then if the queued process either fails or knows there is still some stuff to delete, it re-queues itself. This beats the heck out of hitting the refresh on a browser for 10 minutes. However, I'm having trouble deleting AlphaBeta entities, there are always a few left at the end. I think because it contains Reference Properties: class AlphaBeta(db.Model): alpha = db.ReferenceProperty(Alpha, required=True, collection_name='betas') beta = db.ReferenceProperty(Beta, required=True, collection_name='alphas') I have tried deleting the indexes relating to these entity types, but that did not make any difference. Any advice would be appreciated please.

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  • How to get the coordinates of an image mouse click in the event handler?

    - by Edward Tanguay
    In the following WPF app, I have an Image in a ContentControl. When the user clicks on the image, how can I get the x/y coordinates of where the mouse clicked on the image? XAML: <Window x:Class="TestClick828374.Window1" xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation" xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml" Title="Window1" Height="300" Width="300"> <StackPanel Margin="10"> <ContentControl Content="{Binding TheImage}" MouseDown="ContentControl_MouseDown"/> </StackPanel> </Window> Code-Behind: using System; using System.Windows; using System.Windows.Controls; using System.Windows.Media; using System.Windows.Media.Imaging; using System.ComponentModel; namespace TestClick828374 { public partial class Window1 : Window, INotifyPropertyChanged { #region ViewModelProperty: TheImage private Image _theImage; public Image TheImage { get { return _theImage; } set { _theImage = value; OnPropertyChanged("TheImage"); } } #endregion public Window1() { InitializeComponent(); DataContext = this; TheImage = new Image(); TheImage.Source = new BitmapImage(new Uri(@"c:\test\rectangle.png")); TheImage.Stretch = Stretch.None; TheImage.HorizontalAlignment = HorizontalAlignment.Left; } #region INotifiedProperty Block public event PropertyChangedEventHandler PropertyChanged; protected void OnPropertyChanged(string propertyName) { PropertyChangedEventHandler handler = PropertyChanged; if (handler != null) { handler(this, new PropertyChangedEventArgs(propertyName)); } } #endregion private void ContentControl_MouseDown(object sender, System.Windows.Input.MouseButtonEventArgs e) { //how to get the coordinates of the mouse click here on the image? } } }

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  • R : remove columns from dataframe where ALL values are NA

    - by Sophomore
    hello everybody! I'm having some trouble with my huge data frame and couldn't really resolve that question myself: The dataframe has some properties as columns and each row represents one data set. I've done some sanatizing to this dataframe (e.g. get rid of datasets which are not to be included in evaluation). (Whoever might be interested: Beforehand I aggregate around 5000 single text files and put them in a tsv, some of the proerties have a sequence number like "button.pressed.1" ... ""button.pressed.n". Some of the sets excluded had really high numbers for n but got excluded, all sets left have much smaller numbers for n but the property "button.presed.50" is still there and all remaining sets have an NA in that column. Actually its a different property but the example should clarify my intention...) So the question is quite simple (for some sophisticated R pro): I need to get rid of columns where for ALL rows the value is NA. Could someone please help me out? (All I have managed to get rid of columns where at least one NA exists which dropped about half my columns)...

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  • How to get nested chain of objects in Linq and MVC2 application?

    - by Anders Svensson
    I am getting all confused about how to solve this problem in Linq. I have a working solution, but the code to do it is way too complicated and circular I think: I have a timesheet application in MVC 2. I want to query the database that has the following tables (simplified): Project Task TimeSegment The relationships are as follows: A project can have many tasks and a task can have many timesegments. I need to be able to query this in different ways. An example is this: A View is a report that will show a list of projects in a table. Each project's tasks will be listed followed by a Sum of the number of hours worked on that task. The timesegment object is what holds the hours. Here's the View: <%@ Page Title="" Language="C#" MasterPageFile="~/Views/Shared/Report.Master" Inherits="System.Web.Mvc.ViewPage<Tidrapportering.ViewModels.MonthlyReportViewModel>" %> <asp:Content ID="Content1" ContentPlaceHolderID="TitleContent" runat="server"> Månadsrapport </asp:Content> <asp:Content ID="Content2" ContentPlaceHolderID="MainContent" runat="server"> <h1> Månadsrapport</h1> <div style="margin-top: 20px;"> <span style="font-weight: bold">Kund: </span> <%: Model.Customer.CustomerName %> </div> <div style="margin-bottom: 20px"> <span style="font-weight: bold">Period: </span> <%: Model.StartDate %> - <%: Model.EndDate %> </div> <div style="margin-bottom: 20px"> <span style="font-weight: bold">Underlag för: </span> <%: Model.Employee %> </div> <table class="mainTable"> <tr> <th style="width: 25%"> Projekt </th> <th> Specifikation </th> </tr> <% foreach (var project in Model.Projects) { %> <tr> <td style="vertical-align: top; padding-top: 10pt; width: 25%"> <%:project.ProjectName %> </td> <td> <table class="detailsTable"> <tr> <th> Aktivitet </th> <th> Timmar </th> <th> Ex moms </th> </tr> <% foreach (var task in project.CurrentTasks) {%> <tr class="taskrow"> <td class="task" style="width: 40%"> <%: task.TaskName %> </td> <td style="width: 30%"> <%: task.TaskHours.ToString()%> </td> <td style="width: 30%"> <%: String.Format("{0:C}", task.Cost)%> </td> </tr> <% } %> </table> </td> </tr> <% } %> </table> <table class="summaryTable"> <tr> <td style="width: 25%"> </td> <td> <table style="width: 100%"> <tr> <td style="width: 40%"> Totalt: </td> <td style="width: 30%"> <%: Model.TotalHours.ToString() %> </td> <td style="width: 30%"> <%: String.Format("{0:C}", Model.TotalCost)%> </td> </tr> </table> </td> </tr> </table> <div class="price"> <table> <tr> <td>Moms: </td> <td style="padding-left: 15px;"> <%: String.Format("{0:C}", Model.VAT)%> </td> </tr> <tr> <td>Att betala: </td> <td style="padding-left: 15px;"> <%: String.Format("{0:C}", Model.TotalCostAndVAT)%> </td> </tr> </table> </div> </asp:Content> Here's the action method: [HttpPost] public ActionResult MonthlyReports(FormCollection collection) { MonthlyReportViewModel vm = new MonthlyReportViewModel(); vm.StartDate = collection["StartDate"]; vm.EndDate = collection["EndDate"]; int customerId = Int32.Parse(collection["Customers"]); List<TimeSegment> allTimeSegments = GetTimeSegments(customerId, vm.StartDate, vm.EndDate); vm.Projects = GetProjects(allTimeSegments); vm.Employee = "Alla"; vm.Customer = _repository.GetCustomer(customerId); vm.TotalCost = vm.Projects.SelectMany(project => project.CurrentTasks).Sum(task => task.Cost); //Corresponds to above foreach vm.TotalHours = vm.Projects.SelectMany(project => project.CurrentTasks).Sum(task => task.TaskHours); vm.TotalCostAndVAT = vm.TotalCost * 1.25; vm.VAT = vm.TotalCost * 0.25; return View("MonthlyReport", vm); } And the "helper" methods: public List<TimeSegment> GetTimeSegments(int customerId, string startdate, string enddate) { var timeSegments = _repository.TimeSegments .Where(timeSegment => timeSegment.Customer.CustomerId == customerId) .Where(timeSegment => timeSegment.DateObject.Date >= DateTime.Parse(startdate) && timeSegment.DateObject.Date <= DateTime.Parse(enddate)); return timeSegments.ToList(); } public List<Project> GetProjects(List<TimeSegment> timeSegments) { var projectGroups = from timeSegment in timeSegments group timeSegment by timeSegment.Task into g group g by g.Key.Project into pg select new { Project = pg.Key, Tasks = pg.Key.Tasks }; List<Project> projectList = new List<Project>(); foreach (var group in projectGroups) { Project p = group.Project; foreach (var task in p.Tasks) { task.CurrentTimeSegments = timeSegments.Where(ts => ts.TaskId == task.TaskId).ToList(); p.CurrentTasks.Add(task); } projectList.Add(p); } return projectList; } Again, as I mentioned, this works, but of course is really complex and I get confused myself just looking at it even now that I'm coding it. I sense there must be a much easier way to achieve what I want. Basically you can tell from the View what I want to achieve: I want to get a collection of projects. Each project should have it's associated collection of tasks. And each task should have it's associated collection of timesegments for the specified date period. Note that the projects and tasks selected must also only be the projects and tasks that have the timesegments for this period. I don't want all projects and tasks that have no timesegments within this period. It seems the group by Linq query beginning the GetProjects() method sort of achieves this (if extended to have the conditions for date and so on), but I can't return this and pass it to the view, because it is an anonymous object. I also tried creating a specific type in such a query, but couldn't wrap my head around that either... I hope there is something I'm missing and there is some easier way to achieve this, because I need to be able to do several other different queries as well eventually. I also don't really like the way I solved it with the "CurrentTimeSegments" properties and so on. These properties don't really exist on the model objects in the first place, I added them in partial classes to have somewhere to put the filtered results for each part of the nested object chain... Any ideas?

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  • How to write a file that called from a database on a page?

    - by Mehmet Kaleli
    Hi. I have a "news" page that belongs to a company. All news have a header, detail and html page and they come from database. So i have to print those html pages in a repeater on my "news.aspx". But i couldnt write dynamically. How can i do it or is there anyway else? <asp:Repeater ID="news" runat="server" OnItemDataBound="news_OnItemDataBound"> <ItemTemplate> <asp:HiddenField ID="newsid" runat="server" Value='<%#DataBinder.Eval(Container.DataItem,"newsid") %>' /> <tr> <td class="haberler-sayfasi-habermetni" style="width:580px;padding-bottom:30px;"> <h1 class="haberler-sayfasi-haberbasligi" style="background-image:url(images/haber-ikon.jpg); background-repeat:no-repeat;padding-left:25px;"> <%#DataBinder.Eval(Container.DataItem,"newsheader") %>/h1> <br /> <%#DataBinder.Eval(Container.DataItem,"newsspot") %> <br /><br /> <% **Response.WriteFile('dynamical filename with path');** %> </td> </tr> </ItemTemplate> </asp:Repeater>

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  • Using the hardware keyboard to simulate button press on Android

    - by Bevor
    Hello, it is difficult to test a game with the mouse pointer on android buttons. I would like to control those buttons with the hardware keyboard. Actually I don't want to control the buttons itself but I want to control the behaviour the buttons would also do. For example I have 4 buttons in the android application with "arrow up, down, left, right". I'd like to use the arrow buttons of my hardware keyboard to control the same. How can I do that? Actually the question is, where can I set the Listener? I tried something in my activity. I set this listener to the application button: button.setOnKeyListener(new OnKeyListener() { @Override public boolean onKey(View v, int keyCode, KeyEvent event) { if (keyCode == KeyEvent.KEYCODE_DPAD_DOWN) //scroll down return true; } }); The behaviour is the following: I can't scroll down with my hardware keyboard but with the hardware keyboard I can select the android buttons (they will be highlighted when I move on any button). After I selected the button with the Listener I can't select any other button anymore but then the Listener comes into force. Now I can scroll down with the hardware keyboard arrow down button. I would like to achieve this behaviour without selecting any button. So I thought about setting the listener to the layout container or any other layout but this has no effect. Is there any other approach to achieve this?

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  • Screen information while Windows system is locked (.NET)

    - by Matt
    We have a nightly process that updates applications on a user's pc, and that requires bringing the application down and back up again (not looking to get into changing that process). The problem is that we are building a Windows AppBar on launch which requires a valid screen, and when the system is locked there isn't one in the Screen class. So none of the visual effects are enabled and it shows up real ugly. The only way we currently have around this is to detect a locked screen and just spin and wait until the user unlocks the desktop, then continue launching. Leaving it down isn't an option, as this is a key part of our user's workflow, and they expect it to be up and running if they left it that way the night before. Any ideas?? I can't seem to find the display information anywhere, but it has to be stored off someplace, since the user is still logged in. The contents of the Screen.AllScreens array: ** When Locked: Device Name : DISPLAY Primary : True Bits Per Pixel : 0 Bounds : {X=-1280,Y=0,Width=2560,Height=1024} Working Area : {X=0,Y=0,Width=1280,Height=1024} ** When Unlocked: Device Name : \\.\DISPLAY1 Primary : True Bits Per Pixel : 32 Bounds : {X=0,Y=0,Width=1280,Height=1024} Working Area : {X=0,Y=0,Width=1280,Height=994} Device Name : \\.\DISPLAY2 Primary : False Bits Per Pixel : 32 Bounds : {X=-1280,Y=0,Width=1280,Height=1024} Working Area : {X=-1280,Y=0,Width=1280,Height=964}

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  • R: extracting "clean" UTF-8 text from a web page scraped with RCurl

    - by SlowLearner
    Using R, I am trying to scrape a web page save the text, which is in Japanese, to a file. Ultimately this needs to be scaled to tackle hundreds of pages on a daily basis. I already have a workable solution in Perl, but I am trying to migrate the script to R to reduce the cognitive load of switching between multiple languages. So far I am not succeeding. Related questions seem to be this one on saving csv files and this one on writing Hebrew to a HTML file. However, I haven't been successful in cobbling together a solution based on the answers there. The pages are from Yahoo! Japan Finance and my Perl code that looks like this. use strict; use HTML::Tree; use LWP::Simple; #use Encode; use utf8; binmode STDOUT, ":utf8"; my @arr_links = (); $arr_links[1] = "http://stocks.finance.yahoo.co.jp/stocks/detail/?code=7203"; $arr_links[2] = "http://stocks.finance.yahoo.co.jp/stocks/detail/?code=7201"; foreach my $link (@arr_links){ $link =~ s/"//gi; print("$link\n"); my $content = get($link); my $tree = HTML::Tree->new(); $tree->parse($content); my $bar = $tree->as_text; open OUTFILE, ">>:utf8", join("","c:/", substr($link, -4),"_perl.txt") || die; print OUTFILE $bar; } This Perl script produces a CSV file that looks like the screenshot below, with proper kanji and kana that can be mined and manipulated offline: My R code, such as it is, looks like the following. The R script is not an exact duplicate of the Perl solution just given, as it doesn't strip out the HTML and leave the text (this answer suggests an approach using R but it doesn't work for me in this case) and it doesn't have the loop and so on, but the intent is the same. require(RCurl) require(XML) links <- list() links[1] <- "http://stocks.finance.yahoo.co.jp/stocks/detail/?code=7203" links[2] <- "http://stocks.finance.yahoo.co.jp/stocks/detail/?code=7201" txt <- getURL(links, .encoding = "UTF-8") Encoding(txt) <- "bytes" write.table(txt, "c:/geturl_r.txt", quote = FALSE, row.names = FALSE, sep = "\t", fileEncoding = "UTF-8") This R script generates the output shown in the screenshot below. Basically rubbish. I assume that there is some combination of HTML, text and file encoding that will allow me to generate in R a similar result to that of the Perl solution but I cannot find it. The header of the HTML page I'm trying to scrape says the chartset is utf-8 and I have set the encoding in the getURL call and in the write.table function to utf-8, but this alone isn't enough. The question How can I scrape the above web page using R and save the text as CSV in "well-formed" Japanese text rather than something that looks like line noise? Edit: I have added a further screenshot to show what happens when I omit the Encoding step. I get what look like Unicode codes, but not the graphical representation of the characters. So it may be some kind of locale-related issue, but in the exact same locale the Perl script does provide useful output. So this is still puzzling.

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  • Simple way of getting the Last.fm artist image for recently listened songs?

    - by animuson
    On the Last.fm website, your recently listened track include the 34x34 (or whatever size) image at the left of each song. However, in the RSS feed that they give you, no image URLs are provided for the songs. I was wondering if there was a good way of figuring out the ID for the image that needs to be used for that artist and displaying it based on the data that we're given. I know it is possible to load the artist page from their website and then grab the image values from JavaScript, but that seems overly complicated and would probably take quite some time to do. What we're given: <item> <title>Owl City – Rainbow Veins</title> <link>http://www.last.fm/music/Owl+City/_/Rainbow+Veins</link> <pubDate>Thu, 20 May 2010 18:15:29 +0000</pubDate> <guid>http://www.last.fm/user/animuson#1274379329</guid> <description>http://www.last.fm/music/Owl+City</description> </item> and the 34x34 image for this song would be here (ID# 37056785). Does anything like this exist? I've considered storing the ID number in a cache of some sort once it has been checked once, but what if the image changes?

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  • Multiple websites, Single sign-on design

    - by Yannis
    Hi all, I have a question. A client I have been doing some work recently has a range of websites with different login mechanisms. He is looking to slowly migrate to a single sign-on mechanism for his websites (all written in asp.net mvc). I am looking at my options here, so here is a list of requirements: 1) It has to be secure (duh) 2) It needs to support extra user properties over and above the usual name, address stuff (such as money or credits for a user) 3) It has to provide a centralized user management web console for his convenience (I understand that this will be a small project on top of whatever design solution I choose to go for) 4) It has to integrate with the existing websites without re-engineering the whole product (I understand that this depends on the current product implementation). 5) It has to deal with emailing the user when he registers (in order for him to activate his account) 6) It has to deal with activating the user when he clicks the activate me link in the email (I understand that 5 and 6 require some form of email templating system to support different emails per application) I was thinking of creating a library working together with forms authentication that exposes whatever methods are required (e.g. login, logout, activate, etc. and a small restful service to implement activation from email, registration processing etc. Taking into account that loads of things have been left out to make this question brief and to the point, does this sound like a good design? But this looks like a very common problem so arent there any existing projects that I could use? Thanks for reading.

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  • Standard and reliable mouse-reporting with GLUT

    - by Victor
    Hello! I'm trying to use GLUT (freeglut) in my OpenGL application, and I need to register some callbacks for mouse wheel events. I managed to dig out a fairly undocumented function: api documentation But the man page and the API entry for this function both state the same thing: Note: Due to lack of information about the mouse, it is impossible to implement this correctly on X at this time. Use of this function limits the portability of your application. (This feature does work on X, just not reliably.) You are encouraged to use the standard, reliable mouse-button reporting, rather than wheel events. Fair enough, but how do I use this standard, reliable mouse-reporting? And how do I know which is the standard? Do I just use glutMouseFunc() and use button values like 4 and 5 for the scroll up and down values respectively, say if 1, 2 and 3 are the left, middle and right buttons? Is this the reliable method? Bonus question: it seems the `xev' tool is reporting different values for my buttons. My mouse buttons are numbered from 1 to 5 with xev, but glut is reporting buttons from 0 to 4, i.e. an off-by-one. Is this common?

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  • How do I bind arrays to columns in a WPF datagrid

    - by user1432917
    I have a Log object that contains a list of Curve objects. Each curve has a Name property and an array of doubles. I want the Name to be in the column header and the data below it. I have a user control with a datagid. Here is the XAML; <UserControl x:Class="WellLab.UI.LogViewer" xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation" xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml" xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006" xmlns:d="http://schemas.microsoft.com/expression/blend/2008" mc:Ignorable="d" d:DesignHeight="500" d:DesignWidth="500"> <Grid> <StackPanel Height="Auto" HorizontalAlignment="Stretch" Margin="0" Name="stackPanel1" VerticalAlignment="Stretch" Width="Auto"> <ToolBarTray Height="26" Name="toolBarTray1" Width="Auto" /> <ScrollViewer Height="Auto" Name="scrollViewer1" Width="Auto" HorizontalScrollBarVisibility="Auto" VerticalScrollBarVisibility="Visible" CanContentScroll="True" Background="#E6ABA4A4"> <DataGrid AutoGenerateColumns="True" Height="Auto" Name="logDataGrid" Width="Auto" ItemsSource="{Binding}" HorizontalAlignment="Left"> </DataGrid> </ScrollViewer> </StackPanel> </Grid> In the code behind I have figured out how to create columns and name them, but I have not figured out how to bind the data. public partial class LogViewer { public LogViewer(Log log) { InitializeComponent(); foreach (var curve in log.Curves) { var data = curve.GetData(); var col = new DataGridTextColumn { Header = curve.Name }; logDataGrid.Columns.Add(col); } } } I wont even show the code I tried to use to bind the array "data", since nothing even came close. I am sure I am missing something simple, but after hours of searching the web, I have to come begging for an answer.

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  • convert divs displaying as row to divs displaying as column

    - by C-Link
    I have as the following divs. Suppose each div is floated left or set display to inline-block. +-----------+ +-----------+ +--------------+ | 1 | | 2 | | | +-----------+ | | | 3 | +-----------+ | | +--------------+ +-----------+ +-----------+ +--------------+ | 4 | | 5 | | | +-----------+ | | | 6 | +-----------+ | | +--------------+ +-----------+ +-----------+ +--------------+ | | | 8 | | 9 | | 7 | +-----------+ | | | | +--------------+ | | +-----------+ I want to achieve like this +-------------+ +-----------+ +-------------+ | 1 | | 4 | | | +-------------+ +-----------+ | 7 | +-------------+ +-----------+ | | | 2 | | 5 | | | | | | | +-------------+ +-------------+ +-----------+ +-------------+ +-------------+ +-----------+ | 8 | | | | | +-------------+ | 3 | | 6 + +-------------+ | | | | | 9 | | | +-----------+ | | +-------------+ +-------------+ I know I can do this by column-wise as this <div class="col1"> <div></div> <div></div> <div></div> </div> <div class="col2"> <div></div> <div></div> <div></div> </div> <div class="col3"> <div></div> <div></div> <div></div> </div> But In my website there more pages like this, so I would like to achieve without touching markup. Is there any idea to perform this with css or any javascript/jquery method?

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  • Finding out max available print area

    - by Armagan
    I'm trying to find out max available area on my printer. I've printed a simple rectangle trying out different boundary variables. My question is, why doesn't first two work correctly? They don't print a full rectangle on the paper, only the left and top sides are drawn. Why does only the third one prints a full rectangle? I was under the impression of that all three should be working correctly. What am I missing? Here's my code: this.printDocument1.DefaultPageSettings.Margins = new Margins(0, 0, 0, 0); ... private void PrintPage(object sender, PrintPageEventArgs e) { //Method 1, no right and bottom sides are printed e.Graphics.DrawRectangle(new Pen(Color.Black, 1), e.PageBounds); //Method 2, same as Method 1 e.Graphics.DrawRectangle(new Pen(Color.Black, 1), e.MarginBounds); //Method 3, works correctly e.Graphics.DrawRectangle(new Pen(Color.Black, 1), new Rectangle((int)e.Graphics.VisibleClipBounds.X, (int)e.Graphics.VisibleClipBounds.Y, (int)e.Graphics.VisibleClipBounds.Width, (int)e.Graphics.VisibleClipBounds.Height)); }

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  • How do I make my program run with different privileges at Windows 7 startup?

    - by iira
    Hi, I am trying to add my program run in Windows 7 startup, but it doesn't work. My program has an embedded UAC manifest. My current way is by adding a string value at HKCU..\Run. I found a manual solution for Vista from http://social.technet.microsoft.com/Forums/en/w7itprosecurity/thread/81c3c1f2-0169-493a-8f87-d300ea708ecf Click Start, right click on Computer and choose “Manage”. Click “Task Scheduler” on the left panel. Click “Create Task” on the right panel. Type a name for the task. Check “Run with highest privileges”. Click Actions tab. Click “New…”. Browse to the program in the “Program/script” box. Click OK. On desktop, right click, choose New and click “Shortcut”. In the box type: schtasks.exe /run /tn TaskName where TaskName is the name of task you put in on the basics tab and click next. Type a name for the shortcut and click Finish. Additionally, you need to run the saved scheduled task shortcut to run the program instead of running the application shortcut to ignore the IAC prompt. When startup the system will run the program via the original shortcut. Therefore you need to change the location to run the saved task. Please: Open Regedit. Find the entry of the startup item in Registry. It will be stored in one of the following branches. HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run HKEY_USERS.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Run HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run Double-click on the correct key, change the path to the saved scheduled task you created. Is there any free code to add item with privileges option in scheduled task? I haven't found the free one in torry.net. Thanks a lot.

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  • Fill parent container

    - by manix
    After several hours of design battle I come to you for a hand. I am building a website for a night club as you can see. I can't get stretch the centered area (bordered by yellow color) to the bottom of the page where the footer start (the footer is the green top-bordered div). This happends because the content is not enought to fill the rest of heigh. This is my css html, body{ height: 100%; margin: 0 auto; } #container{ height: auto !important; height: 100%; margin: 0 auto -50px; /* as #footer height */ min-height: 100%; text-align: center; border: 5px solid blue; } #centered-container{ width: 950px; margin: 0 auto; text-align: left; border: 5px solid yellow; } #body-container{ border: 5px solid red; } #footer, .footer{ height: 50px; } #footer{ text-align: center; border-top: 5px solid green; } And this is my html markup <body> <div id="container"> <!-- BLUE BORDER --> <div id="centered-container"> <!-- YELLOW BORDER --> <div id="body-container"> <!-- RED BORDER --> </div> </div> <div class="footer"></div> <!-- GREEN BORDER --> </div> <div id="footer"></div> </body> Expected behaviour: Additional facts - The colored borders is just for debugging porpuses

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  • OpenGL ES - how to keep some object at a fixed size?

    - by OMH
    I'm working on a little game in OpenGL ES. In the background, there is a world/map. The map is just a large texture. Zoom/pinch/pan is used to move around. And I'm using glOrthof (left, right, bottom, top, zNear, zFar) to implement the zoom/pinch. When I zoom in, the sprites on top of the map is also zoomed in. But I would like to have some sprites stay at a fixed size. I could probably calculate a scale factor, depending on the parameters to glOrthof, but there must be a more natural and straightforward way of doing that, instead of scaling the sprites down when I zoom in. If I add some text or some GUI elements on top of the map, they should definately have a fixed size. Is there a solution to do this, or do I have to leave fixed values in glOrthof and implement zoom/pinch in another way? EDIT: To be more clear: I want sprites that zoom in/out along with the map, but stay at the same size. I have some elements that are like the pins on the iPhone's map application. When you zoom, the pins stay the same size, but move around on the screen to stay on the same spot on the map. That is mainly what I want a solution for. Solutions for this already came below, thanks!

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