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  • Getting "<kml:..." everywhere, updating a Kml file

    - by Rafe Lavelle
    I'm reading in a Kml file, changing the placemarks' names, and saving it again. var KmlFile = XDocument.Load("C:\\Inetpub\\wwwroot\\GeotagService\\Kml\\Photographs.kml"); XNamespace KmlNamespace = "http://www.opengis.net/kml/2.2"; // find the Placemarks in the Photos folder IEnumerable<XElement> Placemarks = KmlFile.Element(KmlNamespace + "kml").Element(KmlNamespace + "Document").Element(KmlNamespace + "Folder").Elements(KmlNamespace + "Placemark"); foreach (XElement p in Placemarks){ p.Element(KmlNamespace + "name").Value = "testing"; } KmlFile.Save("C:\\Inetpub\\wwwroot\\GeotagService\\Kml\\Photographs.kml"); When I save it however, every element is prefixed with <kml:, like this: <kml:Folder> <kml:name>Photos</kml:name> <kml:open>1</kml:open> <kml:Placemark> <kml:name>testing</kml:name> <kml:LookAt> <kml:longitude>-10.02717694938161</kml:longitude> <kml:latitude>53.48672543547379</kml:latitude> <kml:altitude>0</kml:altitude> </kml:LookAt> <kml:styleUrl>#msn_ylw-pushpin1</kml:styleUrl> <kml:Point> <kml:coordinates>-10.02867619360582,53.48651240326751,0</kml:coordinates> </kml:Point> </kml:Placemark>... Tomalak's comment on this question about blank xmlns gives me a clue that it might be inconsistencies between the namespaces of the document and the elements, but I can't see how I'm doing that. Anyone know?

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  • Auto-sizing and positioning in Flex

    - by Addsy
    I am working on a flex app that uses XML templates to dynamically create DisplayObjects. These templates define different layouts that can be used for each page of content in the app (ie , 2 columns, 3 columns etc etc). The administrator can select from one of these and populate each area with their content. The templates add one of 3 types of DisplayObject - HBox, VBox or a third component - LibraryContentContainer (an mxml component that is defined as part of the app) - which is effectively a canvas element with a TextArea inside. The problem that I am getting is that I need each of these areas to automatically resize to fit the length of the content but don't seem to be able to find an effective way to do so. In the LibraryContentContainer, when the value of the TextArea is set, I am calling .validateNow() on the LibraryContentContainer. I then set the height property on both the TextArea and LibraryContentContainer to match the textHeight property of the TextArea. In the following example, this is the LibraryContentContainer, viewer is the TextArea and the value property of the TextArea is bound to this.__Value. v is the variable containing the content for the textarea this.__Value = v; this.validateNow(); this.viewer.height = this.viewer.textHeight; this.height = this.viewer.height; This works to a degree in that the TextArea grows or shrinks depending on the length of content, but it's still not great - sometimes there are still vertical scrollbars even tho the size of the TextArea has grown. Anyone got any ideas? Thanks Adam

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  • Any way for a class to prevent outside code from declaring variables of its type?

    - by supercat
    Is it possible for a class of exposing a type for function returns, without allowing users of that class to create variables of that type? A couple usage scenarios: A Fluent interface on a large class; a statement like "foo=bar.WithX(5).WithY(9).WithZ(19);" would be inefficient if it had to create three new instances of the class, but could be much more efficient if the WithX could create one instance, and the other statements could simply use it. A class may wish to support a statement like "foo[19].x = 9;" even when foo itself isn't an array, and does not hold the data in class instances that can be exposed to the public; one way to do that is to have foo[19] return a struct which holds a reference to 'foo' and the value '19', and has a member property 'x' which could call "foo.SetXValue(19, 9);" Such a struct could have a conversion operator to convert itself to the "apparent" type of foo[19]. In both of these scenarios, storing the value returned by a method or property into a variable and then using it more than once would cause strange behavior. It would be desirable if the designer of the class exposing such methods or properties could ensure that callers wouldn't be able to use them more than once. Is there any practical way to accomplish that?

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  • Are endless loops in bad form?

    - by rlbond
    So I have some C++ code for back-tracking nodes in a BFS algorithm. It looks a little like this: typedef std::map<int> MapType; bool IsValuePresent(const MapType& myMap, int beginVal, int searchVal) { int current_val = beginVal; while (true) { if (current_val == searchVal) return true; MapType::iterator it = myMap.find(current_val); assert(current_val != myMap.end()); if (current_val == it->second) // end of the line return false; current_val = it->second; } } However, the while (true) seems... suspicious to me. I know this code works, and logically I know it should work. However, I can't shake the feeling that there should be some condition in the while, but really the only possible one is to use a bool variable just to say if it's done. Should I stop worrying? Or is this really bad form. EDIT: Thanks to all for noticing that there is a way to get around this. However, I would still like to know if there are other valid cases.

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  • How does Visual Studio's source control integration work with Perforce?

    - by Weeble
    We're using Perforce and Visual Studio. Whenever we create a branch, some projects will not be bound to source control unless we use "Open from Source Control", but other projects work regardless. From my investigations, I know some of the things involved: In our .csproj files, there are these settings: <SccProjectName <SccLocalPath <SccAuxPath <SccProvider Sometimes they are all set to "SAK", sometimes not. It seems things are more likely to work if these say "SAK". In our .sln file, there are settings for many of the projects: SccLocalPath# SccProjectFilePathRelativizedFromConnection# SccProjectUniqueName# (The # is a number that identifies each project.) SccLocalPath is a path relative to the solution file. Often it is ".", sometimes it is the folder that the project is in, and sometimes it is ".." or "..\..", and it seems to be bad for it to point to a folder above the solution folder. The relativized one is a path from that folder to the project file. It will be missing entirely if SccLocalPath points to the project's folder. If the SccLocalPath has ".." in it, this path might include folder names that are not the same between branches, which I think causes problems. So, to finally get to the specifics I'd like to know: What happens when you do "Change source control" and bind projects? How does Visual Studio decide what to put in the project and solution files? What happens when you do "Open from source control"? What's this "connection" folder that SccLocalPath and SccProjectFilePathRelativizedFromConnection refer to? How does Visual Studio/Perforce pick it? Is there some recommended way to make the source control bindings continue to work even when you create a new branch of the solution?

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  • PLT Scheme Memory

    - by Eric
    So I need some help with implementing a Make-memory program using Scheme. I need two messages 'write and 'read. So it would be like (mymem 'write 34 -116) and (mymem 'read 99) right? and (define mymem (make-memory 100)).....How would I implement this in scheme? using an Alist???I need some help coding it. I have this code which makes make-memory a procedure and when you run mymem you get ((99.0)) and what i need to do is recur this so i get an alist with dotted pairs to ((0.0)). So any suggestions on how to code this?? Does anyone have any ideas what I could do to recur and make messages Write and read?? (define make-memory (lambda (n) (letrec ((mem '()) (dump (display mem))) (lambda () (if (= n 0) (cons (cons n 0) mem) mem) (cons (cons (- n 1) 0) mem)) (lambda (msg loc val) (cond ((equal? msg 'read) (display (cons n val))(set! n (- n 1))) ((equal? msg 'write) (set! mem (cons val loc)) (set! n (- n 1)) (display mem))))))) (define mymem (make-memory 100)) Yes this is an assignment but I wrote this code. I just need some help or direction. And yes I do know about variable-length argument lists.

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  • how to dynamically replace css?

    - by photographer
    I've got an image on the page (class='image') within the div (class='galleria_wrapper') and want to place a caption (class='caption') at the lower right corner under that image. The image could be vertical or horizontal, and making a fixed padding-right value let's say .caption<{float:right;padding-top:5px;padding-right:90px;} is not working for one or another. I need to switch on the fly padding-right value depending on horizontal or vertical image is currently on the page. I can theoretically access image's width through document.getElementByName('image').width although don't understand where to put that code. So, I probably need something like that: document.getElementByClass('caption').padding-right = (document.getElementByName('galleria_wrapper').width - document.getElementByName('image').width)/2 Where do I put this code? I do have that in my css file: .caption{float:right;padding-top:5px;} which places the caption below the image, but to far to the right (div 'galleria_wrapper' is wider than most of the images supposed to be displayed within that area). I have an img tag in the html: <img src=image title='this is caption' /></li> ...and some JavaScript which makes title displayed styled by the "caption" css definition. How do I assign variable value for the padding-right without in-advance knowledge of particular image's width?

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  • Flex: How to refresh/repaint a chart?

    - by Rob
    I have a chart for which the data is provided asynchronously via a CallResponder (used with a RemoteObject). However, it does not seem possible to update the chart with the data after it has been initially drawn. Here are the relevant snippets of (simplified) code: // code below is in the application MXML <mx:CallResponder id="result" result="resultHandler(event)" /> private function resultHandler(event:ResultEvent):void { // panel is an instance of ChartPanel this.panel.init(event.result); } // invoked when user clicks a button private function displayChart():void { this.currentState = "ShowChart"; result.token = remoteObject.getUrlStatistics(); } // code below is in ChartPanel <mx:BarChart id="chart" /> public function init(value:Object):void { var xml:XMLList = XMLList(value); var data:ArrayCollection = new ArrayCollection(); for each (var element:XML in xml.children()) { // not shown: extract value out of XML, put in ArrayList data.addItem(...); } this.chart.dataProvider = data; } The result is that it draws an empty chart. the resultHandler function or init function in ChartPanel needs to trigger a repaint or something similar. I have tried: Firing a collection modified event after assigning it to chart.dataProvider calling invalidateDisplayList (tried with all components) binding the chart data provider to a variable, and doing the above. changing the view state on the last line of resultHandler. None of them worked. When I fetch the data and cache it locally, then use it to call init synchronously, the chart displays correctly. What am I missing here?

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  • Blueprint CSS and Separation of Presentation and Content When Designing Forms

    - by Merritt
    Is it possible to use Blueprint CSS and maintain a a respectable level of separation between presentation and content? I like how easy the framework is to use when designing forms, but am worried that the manner in which I use the css classes for columnizing elements is a bad practice. For instance, say I have a 3 field form designed using blueprint: <div class="container"> <form action="" method="post" class="inline"> <fieldset> <legend>Example</legend> <div class="span-3"> <label for="a">Label A:</label> <input type="text" class="text" id="a" name="a" > </div> <div class="span-2"> <label for="b">Label B:</label> <input type="text" class="text" id="b" name="b" > </div> <div class="span-3"> <label for="o">Label O:</label> <input type="checkbox" id="o" name="o" value="true" checked="checked" class="checkbox">checkbox one </div> <div class="span-2 last"> <input type="submit" value="submit" class="button"> </div> </fieldset> </form> </div> Is using a class attribute with names like "span-2", "inline", and "last" a bad practice? Or am I missing the point?

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  • Changing font size of legend title in Python pylab rose/polar plot

    - by LaurieW
    I'm trying to change the font size of the title of an existing legend on a rose, or 'polar', plot. Most of the code was written by somebody else, who is away. I've added:- ax.legend(title=legend_title) setp(l.get_title(), fontsize=8) to add the title 'legend_title', which is a variable that the user enters a string for in a a different function that uses this code. The second line of this doesn't return an error but doesn't appear to do anything either. The complete code is below. 'Rose' and 'RoseAxes' are modules/functions written by somebody. Does anyone know of a way to change the legend title font size? I've found some examples for normal plots but can't find any for rose/polar plots. from Rose.RoseAxes import RoseAxes from pylab import figure, title, setp, close, clf from PlotGeneration import color_map_xml fig = figure(1) rect = [0.02, 0.1, 0.8, 0.8] ax = RoseAxes(fig, rect, axisbg='w') fig.add_axes(ax) if cmap == None: (XMLcmap,colors) = color_map_xml.get_cmap('D:/HRW/VET/HrwPyLibs/ColorMapLibrary/paired.xml',255) else: XMLcmap = cmap bqs = kwargs.pop('CTfigname', None) ax.box(Dir, U, bins = rose_binX, units = unit, nsector = nsector, cmap = XMLcmap, lw = 0, **kwargs ) l = ax.legend() ax.legend(title=legend_title) setp(l.get_texts(), fontsize=8) setp(l.get_title(), fontsize=8) Thanks for any help

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  • GPGPU programming with OpenGL ES 2.0

    - by Albus Dumbledore
    I am trying to do some image processing on the GPU, e.g. median, blur, brightness, etc. The general idea is to do something like this framework from GPU Gems 1. I am able to write the GLSL fragment shader for processing the pixels as I've been trying out different things in an effect designer app. I am not sure however how I should do the other part of the task. That is, I'd like to be working on the image in image coords and then outputting the result to a texture. I am aware of the gl_FragCoords variable. As far as I understand it it goes like that: I need to set up a view (an orthographic one maybe?) and a quad in such a way so that the pixel shader would be applied once to each pixel in the image and so that it would be rendering to a texture or something. But how can I achieve that considering there's depth that may make things somewhat awkward to me... I'd be very grateful if anyone could help me with this rather simple task as I am really frustrated with myself. UPDATE It seems I'll have to use an FBO, getting one like this: glBindFramebuffer(...)

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  • Parsing XML with the PHP XMLReader

    - by coffeecoder
    Hi Guys, I am writing program that reads in some XML from the $_POST variable and then parses using the PHP XMLReader and the data extracted input into a database. I am using the XMLReader as the XML supplied will more than likely be too big to place into memory. However I am having some issues, my XML and basic code as are follows: '<?xml version="1.0"?> <data_root> <data> <info>value</info> </data> <action>value</action> </data_root>' $request = $_REQUEST['xml']; $reader = new XMLReader(); $reader->XML($request); while($reader->read()){ //processing code } $reader->close() My problem is that the code will work perfectly if the XML being passed does not have the <?xml version="1.0"?> line, but if i include it, and it will be included when the application goes into a live production environment, the $reader->read() code for the while loop does not work and the XML is not parsed within the while loop. Has anyone seen similar behaviour before or knows why this could be happening? Thanks in advance.

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  • Getting web page after calling DownloadStringAsync()?

    - by OverTheRainbow
    Hello I don't know enough about VB.Net yet to use the richer HttpWebRequest class, so I figured I'd use the simpler WebClient class to download web pages asynchronously (to avoid freezing the UI). However, how can the asynchronous event handler actually return the web page to the calling routine? Imports System.Net Public Class Form1 Private Shared Sub DownloadStringCallback2(ByVal sender As Object, ByVal e As DownloadStringCompletedEventArgs) If e.Cancelled = False AndAlso e.Error Is Nothing Then Dim textString As String = CStr(e.Result) 'HERE : How to return textString to the calling routine? End If End Sub Private Sub Button1_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button1.Click Dim client As WebClient = New WebClient() AddHandler client.DownloadStringCompleted, AddressOf DownloadStringCallback2 Dim uri As Uri = New Uri("http://www.google.com") client.DownloadStringAsync(uri) 'HERE : how to get web page back from callback function? End Sub End Class Thank you. Edit: I added a global, shared variable and a While/DoEvents/EndWhile, but there's got to be a cleaner way to do this :-/ Public Class Form1 Shared page As String Public Shared Sub AlertStringDownloaded(ByVal sender As Object, ByVal e As DownloadStringCompletedEventArgs) ' If the string request went as planned and wasn't cancelled: If e.Cancelled = False AndAlso e.Error Is Nothing Then page = CStr(e.Result) End If End Sub Private Sub Button1_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button1.Click Dim wc As New WebClient AddHandler wc.DownloadStringCompleted, AddressOf AlertStringDownloaded page = Nothing wc.DownloadStringAsync(New Uri("http://www.google.com")) 'Better way to wait until page has been filled? While page Is Nothing Application.DoEvents() End While RichTextBox1.Text = page End Sub End Class

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  • javascript alarmclock script

    - by butteff
    it's work only once. at second button click, occured nothing. if I change budilnik variable at i_budilnik or var budilnik, occured nothing at first and other clicks! Where is the problem? <div><form name="alert"><input type="text" name="hour" /><input type="text" name="min"/><input type="button" value="ok" onclick="budilnik(this.form)"></form><font color=#660000 size=20 face=Tahoma><span id="hours"></span> </div> <script type="text/javascript"> function budilnik(form) { budilnik=1; min=form.min.value; hour=form.hour.value; } obj_hours=document.getElementById("hours"); function wr_hours() { time=new Date(); time_min=time.getMinutes(); time_hours=time.getHours(); time_wr=((time_hours<10)?"0":"")+time_hours; time_wr+=":"; time_wr+=((time_min<10)?"0":"")+time_min; time_wr=time_wr; obj_hours.innerHTML=time_wr; if (i_budilnik==1) { if (min==time_min) { if (hour==time_hours) { alert('welldone'); budilnik=0; } } } } wr_hours(); setInterval("wr_hours();",1000); </script>

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  • Call to undefined function query() - using PDO in PHP

    - by webworm
    I have a written a script in PHP that reads from data from a MySQL database. I am new to PHP and I have been using the PDO library. I have been developing on a Windows machine using the WAMP Server 2 and all has been working well. However, when I uploaded my script to the LINUX server where it will be used I get the following error when I run my script. Fatal error: Call to undefined function query() This is the line where the error is occuring ... foreach($dbconn->query($sql) as $row) The variable $dbconn is first defined in my dblogin.php include file which I am listing below. <?php // Login info for the database $db_hostname = 'localhost'; $db_database = 'MY_DATABASE_NAME'; $db_username = 'MY_DATABASE_USER'; $db_password = 'MY_DATABASE_PASSWORD'; $dsn = 'mysql:host=' . $db_hostname . ';dbname=' . $db_database . ';'; try { $dbconn = new PDO($dsn, $db_username, $db_password); $dbconn->setAttribute(PDO::ATTR_ERRMODE, PDO::ERRMODE_EXCEPTION); } catch (PDOException $e) { echo 'Error connecting to database: ' . $e->getMessage(); } ?> Inside the function where the error occurs I have the database connection defined as a superglobal as such ... global $dbconn; I am a bit confused as to what is happening since all worked well on my development machine. I was wondering if the PDO library was installed but from what I thought it was installed by default as part of PHP v5. The script is running on an Ubuntu (5.0.51a-3ubuntu5.4) machine and the PHP version is 5.2.4. Thank you for any suggestions. I am really lost on this.

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  • Rotate UIViewController to counteract changes in UIInterfaceOrientation

    - by Peter Hajas
    Hi there, I've been searching a lot on this, and can't find anything to help me. I have a UIViewController contained within another UIViewController. When the parent UIViewController rotates, say from Portrait to LandscapeLeft, I want to make it look as though the child didn't rotate. That is to say. I want the child to have the same orientation to the sky regardless of the parent's orientation. If it has a UIButton that's upright in Portrait, I want the right-side of the button to be "up" in UIInterfaceOrientationLandscapeLeft. Is this possible? Currently, I'm doing really gross stuff like this: -(void) rotate:(UIInterfaceOrientation)fromOrientation: toOr:(UIInterfaceOrientation)toOrientation { if(((fromOrientation == UIInterfaceOrientationPortrait) && (toOrientation == UIInterfaceOrientationLandscapeRight)) || ((fromOrientation == UIInterfaceOrientationPortraitUpsideDown) && (toOrientation == UIInterfaceOrientationLandscapeLeft))) { } if(((fromOrientation == UIInterfaceOrientationLandscapeRight) && (toOrientation == UIInterfaceOrientationPortraitUpsideDown)) || ((fromOrientation == UIInterfaceOrientationLandscapeLeft) && (toOrientation == UIInterfaceOrientationPortrait))) { } if(((fromOrientation == UIInterfaceOrientationPortrait) && (toOrientation == UIInterfaceOrientationLandscapeLeft)) || ((fromOrientation == UIInterfaceOrientationPortraitUpsideDown) && (toOrientation == UIInterfaceOrientationLandscapeRight))) { } if(((fromOrientation == UIInterfaceOrientationLandscapeLeft) && (toOrientation == UIInterfaceOrientationPortraitUpsideDown)) || ((fromOrientation == UIInterfaceOrientationLandscapeRight) && (toOrientation == UIInterfaceOrientationPortrait))) { } if(((fromOrientation == UIInterfaceOrientationPortrait) && (toOrientation == UIInterfaceOrientationPortraitUpsideDown)) || ((fromOrientation == UIInterfaceOrientationPortraitUpsideDown) && (toOrientation == UIInterfaceOrientationPortrait))) { } if(((fromOrientation == UIInterfaceOrientationLandscapeLeft) && (toOrientation == UIInterfaceOrientationLandscapeRight)) || ((fromOrientation == UIInterfaceOrientationLandscapeRight) && (toOrientation == UIInterfaceOrientationLandscapeLeft))) { } } which seems like a perfectly good waste of code. Furthermore, I was planning on using CGAffineTransform (like cited here: http://www.crystalminds.nl/?p=1102) but I'm confused about whether I should change the view's dimensions to match what they will be after the rotation. The big nightmare here is that you have to keep track of a global "orientation" variable. If you don't, the illusion is lost and the ViewController is rotated into whatever. I could really use some help on this, thanks!

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  • web.xml - Java Servlet Filters and WebSphere - URL Pattern issues

    - by Ed
    Hi, So we are running a web application that has been tested on Tomcat, Glassfish, WebLogic and WebSphere. All run correctly except WebSphere. The issue is that filters are not processed for files under a certain directory. For example I have a filter that checks the user's lanuage from browser cookies and another that get the user's username, in the web.xml there are configured like so: <!-- ****************************** --> <!-- * Security context filtering * --> <!-- ****************************** --> <filter> <filter-name>SetSecurityContextFilter</filter-name> <filter-class> com.test.security.SecurityContextServletFilter </filter-class> </filter> <!-- ****************************** --> <!-- ** Locale context filtering ** --> <!-- ****************************** --> <filter> <filter-name>SetLocaleFilter</filter-name> <filter-class> com.test.locale.LocaleServletFilter </filter-class> </filter> <filter-mapping> <filter-name>SetSecurityContextFilter</filter-name> <url-pattern>/*</url-pattern> </filter-mapping> <filter-mapping> <filter-name>SetLocaleFilter</filter-name> <url-pattern>/*</url-pattern> </filter-mapping> Both filters set a static threadlocal variable which can be accessed from a static getter, but when the same file 'test.jsp' invokes the getters, under 'contextroot/js' they return the default values (as if unset) while under 'contextroot/pages' they are correct. Any ideas? Thanks in advance.

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  • Flash CS3/AS3 - How to Mask Nested MovieClips in External Classes

    - by Max Jackson
    I have a number of external class files that make up (or are trying to build) a portfolio. One of the class files for this project is a Menu.as class I tried extends, but I'm yet to use extends to where it doesn't become a ball of tangled holiday cheer. So my main portfolio class (the one where I'm assembling everything) calls an instance of the Menu class. From the Preloader through the Portfolio class into the Menu class is where I'm passing the content because I want to package things properly. This is Menu content, so naturally I want to position it in a properly names spot. I'm trying to reveal this Menu in a mask and I'm getting the old #1009 error. In a trace, this will work: trace(site_mc.menu_mc.mainMask_mc); // returns [object mainMask_mc_4] However, when I try to truncate the string into a single compact_mc... compactMenu_mc = site_mc.menu_mc.mainMask_mc; trace(compact_mc); // it won't trace (#1009). I said to hell with it, but now I need to have one MovieClip mask another. So I figure I can't go all... parent.parent.parent.clip_mc.mask = parent.parent.parent.masked_mc Probably because of datatyping and whatever else. I hate to be vague, but I'm new and have been working like gangbusters for days to get this portfolio up. Any suggestions or pointers on things my noob brain might've missed are given much thanks. :)

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  • iphone sdk - UITableView - cannot assign a table to the table view

    - by kossibox
    hello, this is a part of my code. My application crashes when i try to load the view including the uitableview. i think there's a problem with the table i'm tryin to use but can't find it. help please gameTimingTable=[NSArray arrayWithObjects:@"2min + 10sec/coup",@"1min + 15sec/coup",@"5min",nil]; declared in .h as NSArray *gameTimingTable; this is the code i'm using to assign the table to the uitableview - (void)viewDidLoad { gameTimingTable=[NSArray arrayWithObjects:@"2min + 10sec/coup",@"1min + 15sec/coup",@"5min",nil]; } - (NSInteger)numberOfSectionsInTableView:(UITableView *)tableView { // There is only one section. return 1; } - (NSInteger)tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section { // Return the number of time zone names. return [gameTimingTable count]; } - (UITableViewCell *)tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath { static NSString *MyIdentifier = @"MyIdentifier"; // Try to retrieve from the table view a now-unused cell with the given identifier. UITableViewCell *cell = [tableView dequeueReusableCellWithIdentifier:MyIdentifier]; // If no cell is available, create a new one using the given identifier. if (cell == nil) { // Use the default cell style. cell = [[[UITableViewCell alloc] initWithStyle:UITableViewCellStyleDefault reuseIdentifier:MyIdentifier] autorelease]; } // Set up the cell. NSString *cadence = [gameTimingTable objectAtIndex:indexPath.row]; cell.textLabel.text = cadence; return cell; } /* To conform to Human Interface Guildelines, since selecting a row would have no effect (such as navigation), make sure that rows cannot be selected. */ - (NSIndexPath *)tableView:(UITableView *)tableView willSelectRowAtIndexPath:(NSIndexPath *)indexPath { return nil; } thanks a lot

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  • How can I debug why this click handler never fires?

    - by tixrus
    I am going to be excrutiatingly detailed here. I am using Firefox 3.6.3 on Max OSX with Firebug 1.5.3. I have two versions of a project, one which works and one with a bug. One I downloaded and one I typed by hand. Take a guess which one doesn't work. They should be the same except that mine uses a newer version of jQuery and the files are named differently. jQuery version is not the issue. I made mine use the older jquery and I made the working one use the newer jquery. Either way, mine still broke and the downloaded one still works. I've busted my eyes trying to see how these projects are different. The only thing I don't want to do is copy the working code to the busted code because I need to be able to figure this stuff out when it is my own unique code causing similar issues. There are no errors that I can see in Firebug in my code, in fact, 2/3 of it works just fine. just the second button does nothing. So I wanted to step through. These are always eyeball errors and I really suck at seeing them. I put it on a public server. http://colleenweb.com/jqtests/ex71.html And I want to debug ex71.js If you firebug the working one and set a break point at line 13 in ex71.js the variable json has the expected values when you click on the second button. But If you firebug this one, it never gets there. I've been over the html and all the names of everything seem to match up. I also wonder why the buttons aren't right justified but that's a css thing. Please tell me what I'm missing, and more importantly, what tool/technique I could use to find these types of bugs.

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  • If statement with code on same block in haml, RoR

    - by Micke
    Hello, i have this Haml view: !!! strict %html{:xmlns => "http://www.w3.org/1999/xhtml"} %head %meta{:content => "text/html; charset=utf-8", "http-equiv" => "Content-Type"} %title Lighty | #{@page_title || "Home"} %body #popup Login here #fade #wrapper #container #header %a#logo{:href => "/"} #menu %ul#main %li#lighty %a{:href => "/"} Lighty %ul %li %a Link here %li#community %a{:href => "/community"} Community #content And i would like to add an if on line #16 to check if it is the currently visited page and add the class "active" to the li if it returns true. How do i write that if statement there and is there any easier way to do this? My plan now is to use a variable like @current_page and testif it @current_page == "community" and add a class if it returns right. Am i thinking wrong? any easier way to accomplish this? Thanks for your answer and sorry for my bad english.

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  • jQuery to populate form fields based on first entered value where number of fields is unknown

    - by da5id
    Greetings, I have a form with a variable number of inputs, a simplified version of which looks like this: <form> <label for="same">all the same as first?</label> <input id="same" name="same" type="checkbox" /> <input type="text" id="foo[1]" name="foo[1]" value="" /> <input type="text" id="foo[2]" name="foo[2]" value="" /> <input type="text" id="foo[3]" name="foo[3]" value="" /> <input type="text" id="foo[4]" name="foo[4]" value="" /> <input type="text" id="foo[5]" name="foo[5]" value="" /> </form> The idea is to tick the #same checkbox and have jQuery copy the value from #foo[1] into #foo[2], #foo[3], etc. They also need to clear if #same is unchecked. There can be any number of #foo inputs, based upon input from a previous stage of the form, and this bit is giving me trouble. I'm sure I'm missing something obvious, but I can't get any variation on $('#dest').val($('#source').val()); to work. Help!

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  • Correctly assigning value to a Core Data attribute with an integer data-type

    - by Gordon Fontenot
    I'm missing something here, and feeling like an idiot about it. I'm using a UIPickerView in my app, and I need to assign the row number to a 32-bit integer attribute for a Core Data object. To do this, I am using this method: -(void)pickerView:(UIPickerView *)pickerView didSelectRow:(NSInteger)row inComponent:(NSInteger)component { object.integerValue = row; } This is giving me a warning: warning: passing argument 1 of 'setIntegerValue:' makes pointer from integer without a cast What am I mixing up here? --Edit 1-- Ok, so I can get rid of the warning by changing the method to do the following: NSNumber *number = [NSNumber numberWithInteger:row]; object.integerValue = rating; However, I still get a value of 0 for object.integerValue if I use NSLog to print it out. object.integerValue has a max value of 5, so I print out number instead, and then I'm getting a number above 62,000,000. Which doesn't seem right to me, since there are 5 rows. If I NSLog the row variable, I get a number between 0 and 5. So why do I end up with a completely different number after casting the number to NSNumber? --Edit 2-- Ok, so I'm realizing that there is some fundamental idea that I don't understand. I now understand that the 60 million + number can be cast back to the correct 0-5 number by using integerValue. So, it seems my question is how can I save an integer between 0-5 to the attribute if the NSNumber that is returned is over 60 million? Do I need to be using a different data type?

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  • custom httphandler in asp.net cannot get request querystring?

    - by Sander
    i've been trying to get this to work. its basicly a way to have certain MVC pages work within a webforms cms (umbraco) someone tried it before me and had issues with MVC2.0 (see here), i read the post, did what was announced there, but with or without that code, i seem to get stuck on a different matter. it seems like, if i call an url, it fires the handler, but fails to request the querystring passed, the variable originalPath is always empty, for example i call this url: http://localhost:8080/mvc.ashx?mvcRoute=/home/RSVPForm the handler is supposed to get the mvcRoute but it is always empty. thus gets rewritten to a simple / and then returns resource cannot be found error. here is the code i use now public void ProcessRequest(HttpContext httpContext) { string originalPath = httpContext.Request.Path; string newPath = httpContext.Request.QueryString["mvcRoute"]; if (string.IsNullOrEmpty(newPath)) newPath = "/"; HttpContext.Current.RewritePath(newPath, false); IHttpHandler ih = (IHttpHandler)new MvcHttpHandler(); ih.ProcessRequest(httpContext); HttpContext.Current.RewritePath(originalPath, false); } i would like some new input on this as i'm staring myself blind on such a simple issue, while i thought i would have more problems with mvc itself :p Edit have no time to investigate, but after copying the site over to different locations, using numerous web.config changes (unrelated to this error but was figuring other things out) this error seems to have solved itself. so its no longer an issue, however i have no clue as to what exactly made this to work again.

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  • Extract known pattern substring from NSString (without regex)

    - by d11wtq
    I'm really tempted to drop RegexKit (or my own libpcre wrapper) into my project in order to do this, but before I do that I want to know how Cocoa developers manage to do half of this basic stuff without really convoluted code or without linking with RegexKit or another regular expression library. I find it gobsmacking that Cocoa does not include any regular expression matching features. I've so accustomed to using regular expressions for all kinds of things that I'm lost without them. I can do what I need without them, but the code would be rather convoluted. So, Cocoa devs, I ask you, what's the "Cocoa way" to do this... The problem is an everyday problem in programming as far as I'm concerned. Cocoa must have ways of doing this with the built-in features. Note that the position of the elements I want to match changes, and sometimes "quotes" are present. Whitespace is variable. Take the following strings: Content-Type: application/xml; charset=utf-8 Content-Type: text/html; charset="iso-8859-1" Content-Type: text/plain; charset=us-ascii Content-Type: text/plain; name="example.txt"; charset=utf-8 From all of these strings, how would you go about determining the mime type (e.g. text/plain) and the charset (e.g. utf-8) using just the built-in Cocoa classes? I'd end up performing a series of -rangeOfString: and substring calls, with conditional checks to deal with the optional quotes etc. Is there a way to do this with NSScanner? The NSScanner class seems to have a pretty naive API to me. Something like C's sscanf() that works for NSString objects would be an ideal fit. Most of my string parsing needs are simple such as this example so maybe regular expressions, while I'm accustomed to them, are overkill?

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