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  • Load a single symbol from a LaTeX package

    - by Martijn
    When using the MnSymbol package, pdflatex gives two font warnings: LaTeX Font Warning: Encoding 'OMS' has changed to 'U' for symbol font (Font) 'symbols' in the math version 'normal' on input line 120. LaTeX Font Info: Overwriting symbol font 'symbols' in version 'normal' (Font) OMS/cmsy/m/n --> U/MnSymbolF/m/n on input line 120. It turns out that this is probably due to a clash with the AMSSymb package. Since I need just a few symbols from the package: is there a way to load one symbol from a package, in stead of all?

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  • How to align checkboxes and their labels consistently cross-browsers

    - by One Crayon
    This is one of the minor CSS problems that plagues me constantly. How do folks around StackOverflow vertically align checkboxes and their labels consistently cross-browser? Whenever I align them right in Safari (usually using vertical-align: baseline on the input), they're completely off in Firefox and IE. Fix it in Firefox, and Safari and IE are inevitably messed up. I waste time on this every time I code a form. Here's the standard code that I work with: <form> <div> <label><input type="checkbox" /> Label text</label> </div> </form> I usually use Eric Meyer's reset, so form elements are relatively clean of overrides. Looking forward to any tips or tricks that you have to offer!

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  • PHP: variable not working inside of function?

    - by mathiregister
    hi guys, echo $path; //working function createList($retval) { echo $path; //not working print "<form method='POST' action='' enctype='multipart/form-data'>"; foreach ($retval as $value) { print "<input type='checkbox' name='deletefiles[]' id='$value' value='$value'>$value<br>"; } print "<input class='submit' name='deleteBtn' type='submit' value='Datei(en) löschen'>"; print "</form>"; } what am I doing wrong? why is $path printed corretly outside of the createlist function, but it's not inside of the function?

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  • how to request collection of fields in mvc

    - by frosty
    i have the following foreach. Inside you'll see a text box for quantity. At the bottom of the page there is submit button. What is the best practise for saving a collection of fields like this in asp.net MVC. ie how would i get the values in my controller <% foreach(var item in Model.Results) { %> <tr class="RowStyle"> <td><input name="quantity" value="<%= item.Quantity %>" class"input-30" /></td> </tr> <% } %>

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  • Possible to have empty values with Html For Helpers such as Html.TextBoxFor()?

    - by chobo2
    Hi Is it possible to have to make a html for helper in asp.net mvc 2.0 have a default value of "empty string" Like if I do this Html.TextBoxFor( u => u.ProductName) would render to <input id ="ProductName" name="ProdcutName" type="text" value="Jim" /> Now I don't want the textbox to display jim. I want it to display nothing. <input id ="ProductName" name="ProdcutName" type="text" value="" /> I tried to do this Html.TextBoxFor( u => u.ProductName, new { @value = " "}) but that seems to do nothing. So how can I do this. I hope you can do something like this otherwise I think these new helpers have a great flaw since now I need to use like javascript to remove them since I hardly ever want a default value in the textbox especially when I have a label right beside the textbox saying what it is.

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  • dynimically using pointer

    - by gcc
    Input: 3 1 2 n 4 5 d 1 21 30 x Output: 2: 4 5 21 30 Input: 3 j 3 34 6 22 10 51 n 1 2 j 1 3 4 5 n 6 7 x Output: 1: 1 2 3 4 5 2: 6 7 3: 34 6 22 10 51 'j': (Jump to array# command) 'd': (Delete array# command) 'n': (Next array command) 'x': (Exit command) #: (Integer number) int num_arrays; /* maximum number of arrays */ int **arrays; /* array of array pointers */ int *l_arrays; /* actual lengths of arrays */ int *c_arrays; /* actual capacities of arrays */ how can we write that code

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  • Clearcase and java process : changing view does not apply

    - by user1432310
    i have a simple application, which receives input from a user for a CC stream name, and is suppose to return the content of a specific file from this stream repository. I have tried doing this using a simple shell script: user enters stream name, java receives stream name, runs a process which runs a script "myccscript.sh" which contains "myinput=$1; cleartool setview $myinput" (or something like that). then i try reading the file and printing it's content in the java side. BUT, after the process is finished - the view is not the view from the user input - that environment was probably only valid for the process Ive created. how do i change the clearcase view to the main java process? Thanks!

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  • Form Arrays support across browsers

    - by Stomped
    I'm not even sure if form arrays is the proper term, but it looks a bit like this: <input name='element[]' type='text' /> <input name='element[]' type='text' /> Which is then retrieved in PHP as an array stored in $_POST['element'] -- in this case with 2 values. I've tested it in the browsers I have available to me, but I've never seen this before and I'm wondering is this supported pretty much in all browsers? Or is this something very old that I've just not run into? Thanks!

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  • gmaps Address Component Types get country name

    - by gmapsuser
    hi .. iam trying to get the country name using the Address Component Types available from gmaps V3. i dont know how i can get it the right way.. http://code.google.com/apis/maps/documentation/javascript/services.html#GeocodingAddressTypes iam trying to alert the country name liks here : alert(results[1].address_component[country]); and here`s the code.. any help is really appreciated..thanks function codeLatLng() { var input = document.getElementById("latlng").value; var latlngStr = input.split(",",2); var lat = parseFloat(latlngStr[0]); var lng = parseFloat(latlngStr[1]); var latlng = new google.maps.LatLng(lat, lng); if (geocoder) { geocoder.geocode({'latLng': latlng}, function(results, status) { if (status == google.maps.GeocoderStatus.OK) { if (results[1]) { alert(results[1].address_component[country]); } else { alert("No results found"); } } else { alert("Geocoder failed due to: " + status); } }); } }

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  • JavaScript - Multiple signals received after click

    - by Angelo A
    I'm creating a webapp using jQueryMobile. When I'm using the app and I click a button it runs the script multiple times. For example: I have a submit button: <input type="submit" id="login-normal" value="Login" /> And I have this JavaScript for debugging on which this error occurs: $("input#login-normal").live('click',function() { console.log("Test"); }); On the very first click it works (and it goes to another screen for example), but when I go back to that screen and I click again, it outputs multiple console.logs

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  • Why tinymce in django admin outputs html tags?

    - by israkir
    I have two apps using the same tinymce textarea configurations. However, while an input in an app does output the text properly, same input in another app does not output the text properly -it outputs the <p> <li> tags etc... I have exactly same django source codes for these two different apps. As I mentioned above, two apps using the same tinymce textarea. How come this could happen? Thanks.

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  • How can i initialize an array without knowing it size?

    - by Sara
    I have a situation where i have to apply a criteria on an input array and reuturn another array as output which will have smaller size based upon the filtering criteria. Now problem is i do not know the size of filtered results, so i can not initialize the array with specific value. And i do not want it to be large size will null values because i am using array.length; later on. One way is to first loop the original input array and set a counter, and then make another loop with that counter length and initialize and fill this array[]. But is there anyway to do the job in just one loop?

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  • Firefox is occasionally breaking the back button.

    - by Webjedi
    Having a really frustrating time with Firefox and the back button...given this simple ASP form: <head> <title>Form 1</title> </head> <body> <form action="form2.asp" method="post"> Enter some text:<input type="text" name="thetext" id="thetext"> <input type="submit" id="submit" name="submit"> </form> </body> </html> Firefox (3.6.3) will occasionally clear the value of the text box after hitting submit and then the back button. It's unpredictable when it will strike. And it will work for dozens to hundreds of times, and then all of a sudden it stops working. Any ideas where I should start?

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  • Get with the ajax data into a php file

    - by Max Torstensson
    I'm trying to build a login system with ajax and php. I use a log-view where I then save the data in ajax which brings into my doLogin.php (php file). My problem is that php file should never be any ajax data for when I build it into a class and a function VIEW: public function DoLoginBox() { //inloggning form-tagg... return '<p>&nbsp;</p> <div id="content"> <h1>Login Form</h1> <form id="form1" name="form1" action="Handler/doLogin.php" method="post"> <p> <label for="username">Username: </label> <input type="text" name="username" id="username" /> </p> <p> <label for="password">Password: </label> <input type="password" name="password" id="password" /> </p> <p> <input type="submit" id="login" name="login" /> </p> </form> <div id="message"></div> </div>'; } AJAX: <script type="text/javascript"> $(document).ready(function() { $("#login").click(function() { var action = $("#form1").attr('action'); var form_data = { username: $("#username").val(), password: $("#password").val(), is_ajax: 1 }; $.ajax({ type: "POST", url: action, data: form_data, success: function(response) { if(response == 'success') $("#form1").slideUp('slow', function() { $("#message").html("<p class='success'>You have logged in successfully!</p>"); }); else $("#message").html("<p class='error'>Invalid username and/or password.</p>"); } }); return false; }); }); </script PHP: <?php require_once ("UserHandler.php"); class DoLogingHandler{ public function Login (){ $is_ajax = !empty($_REQUEST['is_ajax']); if(isset($is_ajax) && $is_ajax) { $username = $_REQUEST['username']; $password = $_REQUEST['password']; $UserHandler = new UserHandler(); $UserHandler -> controllDB($username,$password); if($username == 'demo' && $password == 'demo') { echo "success"; } } } } ` $DoLogingHandler = new DoLogingHandler(); $DoLogingHandler-Login(); ?

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  • Java splitting string by custom regex match

    - by slikz
    I am completely new to regular expressions so I'm looking for a bit of help here. I am compiling under JDK 1.5 Take this line as an example that I read from standard input: ab:Some string po:bubblegum What I would like to do is split by the two characters and colon. That is, once the line is split and put into a string array, these should be the terms: ab:Some string po:bubblegum I have this regex right now: String[] split = input.split("[..:]"); This splits at the semicolon; what I would like is for it to match two characters and a semicolon, but split at the space before that starts. Is this even possible? Here is the output from the string array: ab Some String po bubblegum I've read about Pattern.compile() as well. Is this something I should be considering?

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  • MVC 3 Nested EditorFor Templates

    - by Gordon Hickley
    I am working with MVC 3, Razor views and EditorFor templates. I have three simple nested models:- public class BillingMatrixViewModel { public ICollection<BillingRateRowViewModel> BillingRateRows { get; set; } public BillingMatrixViewModel() { BillingRateRows = new Collection<BillingRateRowViewModel>(); } } public class BillingRateRowViewModel { public ICollection<BillingRate> BillingRates { get; set; } public BillingRateRowViewModel() { BillingRates = new Collection<BillingRate>(); } } public class BillingRate { public int Id { get; set; } public int Rate { get; set; } } The BillingMatrixViewModel has a view:- @using System.Collections @using WIP_Data_Migration.Models.ViewModels @model WIP_Data_Migration.Models.ViewModels.BillingMatrixViewModel <table class="matrix" id="matrix"> <tbody> <tr> @Html.EditorFor(model => Model.BillingRateRows, "BillingRateRow") </tr> </tbody> </table> The BillingRateRow has an Editor Template called BillingRateRow:- @using System.Collections @model IEnumerable<WIP_Data_Migration.Models.ViewModels.BillingRateRowViewModel> @foreach (var item in Model) { <tr> <td> @item.BillingRates.First().LabourClass.Name </td> @Html.EditorFor(m => item.BillingRates) </tr> } The BillingRate has an Editor Template:- @model WIP_Data_Migration.Models.BillingRate <td> @Html.TextBoxFor(model => model.Rate, new {style = "width: 20px"}) </td> The markup produced for each input is:- <input name="BillingMatrix.BillingRateRows.item.BillingRates[0].Rate" id="BillingMatrix_BillingRateRows_item_BillingRates_0__Rate" style="width: 20px;" type="text" value="0"/> Notice the name and ID attributes the BillingRate indexes are handled nicely but the BillingRateRows has no index instead '.item.'. From my reasearch this is because the context has been pulled out due to the foreach loop, the loop shouldn't be necessary. I want to achieve:- <input name="BillingMatrix.BillingRateRows[0].BillingRates[0].Rate" id="BillingMatrix_BillingRateRows_0_BillingRates_0__Rate" style="width: 20px;" type="text" value="0"/> If I change the BillingRateRow View to:- @model WIP_Data_Migration.Models.ViewModels.BillingRateRowViewModel <tr> @Html.EditorFor(m => Model.BillingRates) </tr> It will throw an InvalidOperationException, 'model item passed into the dictionary is of type System.Collections.ObjectModel.Collection [BillingRateRowViewModel] but this dictionary required a type of BillingRateRowViewModel. Can anyone shed any light on this?

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  • Programming in Python; writing a Caesar Cipher using a zip() method

    - by user1068153
    I'm working on a python program for homework and the problem asks me to develop a program that encrypts a message using a caesar cipher. I need to be able to have the user input a number to shift the encryption by, such as 4: e.g. 'A' to 'E'. The user also needs to input the string to be translated. The book says to use a zip() to do the problem. I am confused on how I would do this though. I have this but it doesn't do anything >>>def ceasarCipher(string, shift): strings = ['abc', 'def'] shifts = [2,3] for string, shift in zip(strings, shifts): print ceasarCipher(string,shift) >>>string = 'hello world' >>>shift = 1

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  • How do I arbitrarily reorder lines in a text file using a Unix shell?

    - by Tim Bellis
    I've got a text file with an arbitrary number of lines, e.g.: one line some other line an additional line one more here I'd like to write a script to reorder those lines based on a given order. e.g. An input of 2 1 3 4 would swap the first and second lines. An input of 3 1 2 4 would put the 3rd line first, the 1st line second, the 2nd line third and keep the 4th line fourth. I could hack something together, but I'm wondering if there's an elegant solution? I can use either bash or ksh.

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  • Haskell: Constrain function on type Double to only work with Integers

    - by thurn
    Suppose I'm writing a function that takes a list of integers and returns only those integers in the list that are less than 5.2. I might do something like this: belowThreshold = filter (< 5.2) Easy enough, right? But now I want to constrain this function to only work with input lists of type [Int] for design reasons of my own. This seems like a reasonable request. Alas, no. A declaration that constraints the types as so: belowThreshold :: [Integer] -> [Integer] belowThreshold = filter (< 5.2) Causes a type error. So what's the story here? Why does doing filter (< 5.2) seem to convert my input list into Doubles? How can I make a version of this function that only accepts integer lists and only returns integer lists? Why does the type system hate me?

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  • How to get the age from a birthdate using PHP & MySQL?

    - by TaG
    I ask my users for their birthdate and store it in my database in the following way $month $day $year output May 6 1901 but I was wondering how can I get the age from the stored birthdate using PHP & MySQL? Here is the PHP code. if (isset($_POST['submitted'])) { $mysqli = mysqli_connect("localhost", "root", "", "sitename"); $dbc = mysqli_query($mysqli,"SELECT users.* FROM users WHERE user_id=3"); $month_options = array("Month", "January", "February", "March", "April", "May", "June", "July", "August", "September", "October", "November", "December"); $day_options = array("Day", "1", "2", "3", "4", "5", "6", "7", "8", "9", "10", "11", "12", "13", "14", "15", "16", "17", "18", "19", "20", "21", "22", "23", "24", "25", "26", "27", "28", "29", "30", "31"); $month = mysqli_real_escape_string($mysqli, htmlentities(strip_tags($_POST['month']))); $day = mysqli_real_escape_string($mysqli, htmlentities(strip_tags($_POST['day']))); $year = mysqli_real_escape_string($mysqli, htmlentities(strip_tags($_POST['year']))); if (mysqli_num_rows($dbc) == 0) { $mysqli = mysqli_connect("localhost", "root", "", "sitename"); $dbc = mysqli_query($mysqli,"INSERT INTO users (user_id, month, day, year) VALUES ('$user_id', '$month', '$day', '$year')"); } if ($dbc == TRUE) { $dbc = mysqli_query($mysqli,"UPDATE users SET month = '$month', day = '$day', year = '$year' WHERE user_id = '$user_id'"); echo '<p class="changes-saved">Your changes have been saved!</p>'; } if (!$dbc) { print mysqli_error($mysqli); return; } } Here is the html. <form method="post" action="index.php"> <fieldset> <ul> <li><label>Date of Birth: </label> <label for="month" class="hide">Month: </label> <?php // month options echo '<select name="month" id="month">' . "\n"; foreach($month_options as $option) { if ($option == $month) { echo '<option value="' . stripslashes(htmlentities(strip_tags($option))) . '" selected="selected">' . stripslashes(htmlentities(strip_tags($option))) . '</option>' . "\n"; } else { echo '<option value="'. stripslashes(htmlentities(strip_tags($option))) . '">' . stripslashes(htmlentities(strip_tags($option))) . '</option>'."\n"; } } echo '</select>'; ?> <label for="day" class="hide">Day: </label> <?php // day options echo '<select id="day" name="day">' . "\n"; foreach($day_options as $option) { if ($option == $day) { echo '<option value="' . stripslashes(htmlentities(strip_tags($option))) . '" selected="selected">' . stripslashes(htmlentities(strip_tags($option))) . '</option>' . "\n"; } else { echo '<option value="'. stripslashes(htmlentities(strip_tags($option))) . '">' . stripslashes(htmlentities(strip_tags($option))) . '</option>'."\n"; } } echo '</select>'; ?> <label for="year" class="hide">Year: </label><input type="text" name="year" id="year" size="4" maxlength="4" value="<?php if (isset($_POST['year'])) { echo stripslashes(htmlentities(strip_tags($_POST['year']))); } else if(!empty($year)) { echo stripslashes(htmlentities(strip_tags($year))); } ?>" /></li> <li><input type="submit" name="submit" value="Save Changes" class="save-button" /> <input type="hidden" name="submitted" value="true" /> <input type="submit" name="submit" value="Preview Changes" class="preview-changes-button" /></li> </ul> </fieldset> </form>

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  • Click event of buttons is not fired when it causes onChange event of textbox is fired first

    - by bakkujp
    Hi All, I have a textbox like below <h:inputText value="#{bean.strQuantite}"> <a4j:support actionListener="#{tabacListCommandeAltadisDetailBean.actionListenerQuantity}" event="onchange" /> </h:inputText> I input some value into the textbox above and keep the caret inside the textbox. After that, when I continue to click a other button, the event onchange of the input text above is fired. I want to when clicking the button, the click event is fired before. Can anyone help me to solve this problem ?

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  • Unwanted character being added to string in C

    - by Church
    I have a program that gives you shipping addresses from an input file. However at the beginning of one of the strings, order.add_one, a number is being added to the beginning of the string, that number is equivalent to the variable "choice" every time. Why is it doing this? #include <stdio.h> #include <math.h> #include <string.h> //structure typedef struct {char cust_name[25]; char cust_id[3]; char add_one[30]; char add_two[30]; char bike; char risky; int number_ordered; char cust_information[500]; }ORDER; ORDER order; int main(void){ fflush(stdin); system ( "clear" ); //initialize variables float price; float m = 359.95; float s = 279.95; //while loop, runs until user declares they no longer wish to input orders while (1==1){ printf("Options: \nEnter Customer information manually : 1 \nSearch Customer by ID(input.txt reader) : 2 \n"); int option = 0; scanf(" %d", &option); if (option == 1){ //Print and scan statements printf("Enter Customer Information\n"); printf("Customer Name: "); scanf(" %[^\n]s", &order.cust_name); printf("\nEnter Address Line One: "); scanf(" %[^\n]s", &order.add_one); printf("\nEnter Addres Line Two: "); scanf(" %[^\n]s", &order.add_two); printf("\nHow Many Bicycles Are Ordered: "); scanf(" %d", &order.number_ordered); printf("\nWhat Type Of Bike Is Ordered\n M Mountain Bike \n S Street Bike"); printf("\nChoose One (M or S): "); scanf(" %c", &order.bike); printf("\nIs The Customer Risky (Y/N): "); scanf(" %c", &order.risky); system ( "clear" ); } if (option == 2){ FILE *fpt; fpt = fopen("input.txt", "r"); if (fpt==NULL){ printf("Text file did not open\n"); return 1; } printf("Enter Customer ID: "); scanf("%s", &order.cust_id); char choice; choice = order.cust_id[0]; char x[3]; int w, u, y, z; char a[10], b[10], c[10], d[10], e[20], f[10], g[10], i[1], j[1]; int h; printf("%s value of c", c); if (choice >='1'){ while ((w = fgetc(fpt)) != '\n' ){ } } if (choice >='2'){ while ((u = fgetc(fpt)) != '\n' ){ } } if (choice >='3'){ while ((y = fgetc(fpt)) != '\n' ){ } } if (choice >= '4'){ while ((z = fgetc(fpt)) != '\n' ){ } } printf("\n"); fscanf(fpt, "%s", x); fscanf(fpt, "%s", a); printf("%s", a); strcat(order.cust_name, a); fscanf(fpt, " %s", b); printf(" %s", b); strcat(order.cust_name, " "); strcat(order.cust_name, b); fscanf(fpt, "%s", c); printf(" %s", c); strcat(order.add_one, "\0"); strcat(order.add_one, c); fscanf(fpt, "%s", d); printf(" %s", d); strcat(order.add_one, " "); strcat(order.add_one, d); fscanf(fpt, "%s", e); printf(" %s", e); strcat(order.add_two, e); fscanf(fpt, "%s", f); printf(" %s", f); strcat(order.add_two, " "); strcat(order.add_two, f); fscanf(fpt, "%s", g); printf(" %s", g); strcat(order.add_two, " "); strcat(order.add_two, g); strcat(order.add_two, "\0"); fscanf(fpt, "%d", &h); printf(" %d", h); order.number_ordered = h; fscanf(fpt, "%s", i); printf(" %s", i); order.bike = i[0]; fscanf(fpt, "%s", j); printf(" %s", j); order.risky = j[0]; fclose(fpt); printf("%s %s %s %d %c %c", order.cust_name, order.add_one, order.add_two, order.number_ordered, order.bike, order.risky); }

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  • How can I rewrite Verilog code to remove extra reg?

    - by EquinoX
    How can I rewrite the code below so that I don't need to have an extra reg mul. I just wanted to take the 32 bits of the resulting 32 * 32 bit multiplication and put it into Result input signed[31:0] Reg1; input signed[31:0] Reg2; output[31:0] Result; reg signed[31:0] Result; reg[63:0] mul; mul = Reg1 * Reg2; Result = mul[31:0];

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  • How to hide button value in url?

    - by Levani
    This is my search form: <form action="" method="get" name="search"> <input name="s" type="text" size="40" value="<?php echo $_GET["s"]; ?>" /> <input name="submit" type="submit" value="Search" /> </form> When someone clicks the search button the url in browser's address bar is something like this: http://example.com/?s=someting&submit=Search How can I change it so that it only displays: http://example.com/?s=someting Hope I'm clear...

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