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  • Removing rows in asp.net

    - by user279521
    I am attempting to remove rows on my asp.net page using the following code: try { Table t = (Table)Page.FindControl("Panel1").FindControl("tbl"); foreach (TableRow tr in t.Rows) { t.Rows.Remove(tr); } } catch (Exception e) { lblErrorMessage.Text = "Error - RemoveDynControls - " + e.Message; } however, I am getting an error on the (when the code loops the second time around) "Collection was modified; enumeration operation may not execute." Any ideas regarding what is causing the error message?

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  • What is the difference between moveBackward: and moveLeft: when using NSResponder -interpretKeyEvent

    - by nciagra
    I'm implementing a custom text box using -interpretKeyEvents: and am trying to figure out what the difference is between moveBackward: vs moveLeft: and moveForward: vs moveRight:. moveLeft: is bound to the left arrow and moveBackward: is bound to Ctrl + B. The documentation describes them almost identically and they seem to behave identically in practice. I'm assuming this is just a holdover from Vim? Does anyone know what the real difference is? Should moveBackward: just call my moveLeft: implementation? Thanks a lot, Nick

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  • Flex Spark DropDownList selectedItem didn't update after dataProvider changed

    - by Candy Chiu
    I have two dataProvider's for one DropDownList. The following code can be compiled and run. <?xml version="1.0" encoding="utf-8"?> <s:Application xmlns:fx="http://ns.adobe.com/mxml/2009" xmlns:s="library://ns.adobe.com/flex/spark" xmlns:mx="library://ns.adobe.com/flex/mx" creationComplete="flipLast()" minWidth="955" minHeight="600"> <fx:Script> <![CDATA[ import mx.collections.ArrayCollection; public function flipLast():void { if( last ) { list.dataProvider = dp1; list.selectedItem = "Flex"; } else { list.dataProvider = dp2; list.selectedItem = "Catalyst"; } last = !last; } public var last:Boolean = true; public var dp1:ArrayCollection = new ArrayCollection( [ "Flex", "Air" ] ); public var dp2:ArrayCollection = new ArrayCollection( [ "Catalyst", "FlashBuilder" ] ); ]]> </fx:Script> <s:VGroup> <s:DropDownList id="list" requireSelection="true" /> <s:Label id="listSelectedItem" text="{list.selectedItem}" /> <s:Label id="listSelectedIndex" text="{list.selectedIndex}" /> <s:Button label="Flip" click="flipLast()" /> </s:VGroup> </s:Application> Scenario 1: dataProvider updated, but selectedIndex is the same. At startup: [ listSelectedItem=Flex, listSelectedIndex=1 ]. Click Flip: dataProvider is updated, but still [ listSelectedItem=Flex, listSelectedIndex=1 ]. Scenario 2: dataProvider updated, selectedIndex is also updated. At startup: [ listSelectedItem=Flex, listSelectedIndex=1 ]. Select Air from list: [ listSelectedItem=Air, listSelectedIndex=2 ]. Click Flip: dataProvider is updated, but still [ listSelectedItem=Catalyst, listSelectedIndex=1 ]. Seems to me that selectedItem is driven by selectedIndex. selectedItem updates only when selectedIndex updates. Shouldn't selectedItem be updated when dataProvider is updated? Is binding to selectedItem flawed?

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  • custom view with layout

    - by user270811
    ok, what i am trying to do is to embed a custom view in the default layout main.xml: <?xml version="1.0" encoding="utf-8"?> <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android" android:orientation="vertical" android:layout_width="fill_parent" android:layout_height="fill_parent"> <com.lam.customview.CustomDisplayView android:id="@+id/custom_display_view1" android:layout_width="fill_parent" android:layout_height="fill_parent" /> <LinearLayout android:orientation="horizontal" android:layout_width="fill_parent" android:layout_height="wrap_content"> <Button android:id="@+id/prev" android:layout_width="0dip" android:layout_height="wrap_content" android:layout_weight="50" android:textAppearance="?android:attr/textAppearanceSmall" android:text="@string/prev" /> </LinearLayout> </LinearLayout> as you can see the class is called com.lam.customview.CustomDisplayView, with the id of custom_display_view1. now in the com.lam.customview.CustomDisplayView class, i want to use another layout called custom_display_view.xml because i don't want to programmatically create controls/widgets. custom_display_view.xml is just a button and an image, the content of which i want to change based on certain conditions: <?xml version="1.0" encoding="utf-8"?> <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android" android:orientation="vertical" android:layout_width="fill_parent" android:layout_height="fill_parent" > <TextView android:id="@+id/display_text_view1" android:layout_width="fill_parent" android:layout_height="wrap_content" android:text="@string/hello" /> <ImageView android:id="@+id/display_image_view1" android:layout_width="wrap_content" android:layout_height="wrap_content"> </ImageView> </LinearLayout> i tried to do: 1) public CustomDisplayView(Context context, AttributeSet attrs) { super(context, attrs); try { // register our interest in hearing about changes to our surface SurfaceHolder holder = getHolder(); holder.addCallback(this); View.inflate(context, R.layout.custom_display_view, null); ... but got this error, "03-08 20:33:15.711: ERROR/onCreate(10879): Binary XML file line #8: Error inflating class java.lang.reflect.Constructor ". 2) public CustomDisplayView(Context context, AttributeSet attrs) { super(context, attrs); try { // register our interest in hearing about changes to our surface SurfaceHolder holder = getHolder(); holder.addCallback(this); View.inflate(context, R.id.custom_display_view1, null); ... but got this error, "03-08 20:28:47.401: ERROR/CustomDisplayView(10806): Resource ID #0x7f050002 type #0x12 is not valid " also, if i do it this way, as someone has suggested, it's not clear to me how the custom_display_view.xml is associated with the custom view class. thanks.

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  • Wordpress: how to call a plugin function with an ajax call?

    - by Bee
    I'm writing a Wordpress MU plugin, it includes a link with each post and I want to use ajax to call one of the plugin functions when the user clicks on this link, and then dynamically update the link-text with output from that function. I'm stuck with the ajax query. I've got this complicated, clearly hack-ish, way to do it, but it is not quite working. What is the 'correct' or 'wordpress' way to include ajax functionality in a plugin? (My current hack code is below. When I click the generate link I don't get the same output I get in the wp page as when I go directly to sample-ajax.php in my browser.) I've got my code[1] set up as follows: mu-plugins/sample.php: <?php /* Plugin Name: Sample Plugin */ if (!class_exists("SamplePlugin")) { class SamplePlugin { function SamplePlugin() {} function addHeaderCode() { echo '<link type="text/css" rel="stylesheet" href="'.get_bloginfo('wpurl'). '/wp-content/mu-plugins/sample/sample.css" />\n'; wp_enqueue_script('sample-ajax', get_bloginfo('wpurl') . '/wp-content/mu-plugins/sample/sample-ajax.js.php', array('jquery'), '1.0'); } // adds the link to post content. function addLink($content = '') { $content .= "<span class='foobar clicked'><a href='#'>click</a></span>"; return $content; } function doAjax() { // echo "<a href='#'>AJAX!</a>"; } } } if (class_exists("SamplePlugin")) { $sample_plugin = new SamplePlugin(); } if (isset($sample_plugin)) { add_action('wp_head',array(&$sample_plugin,'addHeaderCode'),1); add_filter('the_content', array(&$sample_plugin, 'addLink')); } mu-plugins/sample/sample-ajax.js.php: <?php if (!function_exists('add_action')) { require_once("../../../wp-config.php"); } ?> jQuery(document).ready(function(){ jQuery(".foobar").bind("click", function() { var aref = this; jQuery(this).toggleClass('clicked'); jQuery.ajax({ url: "http://mysite/wp-content/mu-plugins/sample/sample-ajax.php", success: function(value) { jQuery(aref).html(value); } }); }); }); mu-plugins/sample/sample-ajax.php: <?php if (!function_exists('add_action')) { require_once("../../../wp-config.php"); } if (isset($sample_plugin)) { $sample_plugin->doAjax(); } else { echo "unset"; } ?> [1] Note: The following tutorial got me this far, but I'm stumped at this point. http://www.devlounge.net/articles/using-ajax-with-your-wordpress-plugin

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  • Scroll an input box to the cursor position in javascript

    - by sirlark
    I've written a simple JS function that places the cursor at the end of the contents of an input box when it receives focus (the most common action in the box being to append). I haven't checked in IE, but when there is more text than is visible, even moving the cursor to the end of input doesn't scroll the view to the end of input in firefox 3.6. Any idea how to do this? P.S. And no I'm not using JQuery, nor is it an option ;)

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  • Android TextView Linkify problem with phone numbers and application version number

    - by Gaks
    I have a problem with TextView and autoLink feature. I have an about screen in my application with some information like support phone number, email address, website URL and application version in form like 01.01.01 After setting autoLink="all" on the textView, all values are linked fine - except that version number 01.01.01 is linked as the phone number as well. Is there some way to exclude this text fragment from linkifing?

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  • Android (Milestone/Droid): View.OnKeyListener not working correctly?

    - by Ice09
    I am using a simple EditText and register an View.OnKeyListener. Some GUI changes should happen (fading in/out of views) when certain conditions for the EditView text apply. In the emulator, this works as expected. On the Motorola Droid/Milestone, the listener does not work, only after pressing DEL, the listener is called the first time and always afterwards when activating the number input, the listener works correctly Note: I deactivated the suggestions with TYPE_TEXT_FLAG_NO_SUGGESTIONS and used the IME action IME_ACTION_GO to have a workaround for this (otherwise the user could not "start" a request).

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  • Sample code for image upload

    - by Michael
    Hi, In would like to write a simple Android application that takes a picture from the camera and uploads it to a webserver. Additionaly, I would like it to print in the screen the response from the server wich is a simple text string. Do you know if there is any sample code that does something like that? Thank you, Michael

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  • jquery to check if returned data object is empty

    - by user253530
    $("#post").live("click",function() { $("input:checkbox[name='bookmarkid']:checked").each(function() { $.post("php/socialbookmark-post.php", {bookmarkID: $(this).val()},function(data) { if(data != "") alert(data); }); }); }); the php file outputs some text only if something goes wrong. The checking that I do fails if the data is empty and displays an empty message. I need to fix this. Any ideas?

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  • As-You-Type-Searching with Core Data / NSFetchedResultsController

    - by Snej
    I implemented an as-you-type-searching (text search on single attribute) by fetching with performFetch: after each given character by the user. The performFetch: is running in a background thread to avoid keyboard freezes. But while typing many useless fetches are started. A NSOperationQueue might be an option, but I wonder if there are other approaches for this quite usual search behavior. What's best practice to notice when fetching is done and the table view is updated with the previous fetch to start a new fetch?

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  • How to take URL and split/string to get URL variables in Flash AS3

    - by Leon
    So I have a URL that I need my Flash movie to extract variables from: example link: http://www.example.com/example_xml.php?aID=1234&bID=5678 I need to get the aID and the bID numbers. I'm able to get the full URL into a String via ExternalInterface var url:String = ExternalInterface.call("window.location.href.toString"); if (url) testField.text = url; Just unsure as how to manipulate the String to just get the 1234 and 5678 numbers. Appreciate any tips, links or help with this!

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  • <a href=...> syntax

    - by stanigator
    I am trying to append a link to the text as shown below: <a href=\"http://blog.sysil.com/?page_id=5\">Contact Us</a> <br />Copyright © 2010 Stanley Lee. All Rights Reserved. However, it is not linking properly. Do you know what is causing the linking error? Thanks in advance for your help!

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  • loading multiple line query in one row

    - by bharath
    Hi, How to load a multiple line query in one row using mysql.The data is stored in a text file. For example: "GGAGTTGTGGGAGTGGAGGAGGAAGAGGCGGTGGGGAGTACGGGGGCTGGTCCCAGAAGATGGCGGAGGC GGGGGATTTCTGGTAGGTCCTACTTTAGGACAAGATGTGGTGGTACTGTTGAAGCGTCAGTCTTTGATTC" Thanks in advance.

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  • outputting html in runtime in asp.net

    - by madness800
    Hi all, I'm building a website at the moment, I've some html fragment that is being stored into the database, I've been reading around that inserting HTML at runtime poses security risks by using the InnerHTML property of any html tag with runat server on it. So, my question is there any alternative way to safely display the html code and won't pose security risks and is it best to assume any textboxes on any given page is dangerous and process the text in the textboxes with Server.HtmlEncode before I store it to database? Cheers

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  • TinyMCE image upload & insert without a gallery

    - by Fungsten
    I've been searching for a plugin of TinyMCE that allows to upload and insert an image in the text, the problem I've found with many plugins is allowing to see and select from a gallery of images of the server, that's a functionality I don't need or want, just allow the user to select an image from his computer, upload and insert it. There is a plugin that acomplishes only this? Thanks

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  • URLRewriter.net with multiple querystring separated by /

    - by Andreas Strandfelt
    I have been looking around the site a bit, but I didn't find any replies on how to do it the way I want. What I want is an URL like this: www.example.com/Projects/"querystring1 - text only"/"querystring2 - 4 digits only"/ to show the page with this URL: www.example.com/Projects.aspx?Region=querystring1&Zip=querystring2 What I have been trying is the following: <rewrite url="~/Leje-og-udlejning-arbejdskraft/(.+)/(.+)" to="~/Workers.aspx?Region=$1&amp;zip=$2"/> But it just takes both of them as one querysting and put them in the Region-querystring.

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  • Error when calling Render method on reporting services 2008

    - by Chris
    Hi, I've moved my web application to a new server, when it calls the render method on the reporting services 2008 web service it brings back the error "Client found response content type of '', but expected 'text/xml'. The request failed with an empty response". It works fine on my development machine. Does anyone know what might be causing this? Many thanks, Chris.

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  • Use PHP to create a DOC file on a Unix Box based on an HTML webform selection

    - by Gerald Oakham
    Hello, I have an HTML file which contains a webform with multiple questions which have a YES / NO responses. If the question has a YES answer, I would like a predefined ( per question ) section of text to be written to a DOC file on the server, but only AFTER the submit button has been pressed ( this way, if the user changes their mind and changes an answer form YES to NO, I won't have to re-write the doc ). When the user has clicked Submit, The file should be presented as a download. Any Ideas

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