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  • Filter entire NSDictionaries out of NSArray based on multiple keys

    - by user270475
    Hi, I have an NSArray of NSDictionary objects which I would like to be able to return a new array of NSDictionaries from, where every NSDictionary has "Area == North" (for example). The closest example I have found so far is http://stackoverflow.com/questions/958622/using-nspredicate-to-filter-an-nsarray-based-on-nsdictionary-keys but this just returns the unique values for a given key, not the dictionary that has that key. Is there any way to perform a similar operation, and to return the entire dictionary?

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  • System.Drawing.Image as source for asp.net image container

    - by trnTash
    I created image from byte array System.Drawing.Image newImage; using (MemoryStream ms = new MemoryStream(imageBytes, 0, imageBytes.Length)) { ms.Write(imageBytes, 0, imageBytes.Length); newImage = System.Drawing.Image.FromStream(ms, true); } and now I need to have this image as a source for asp:Image (System.Web.UI.WebControls.Image). Is this possible as I know that conversion is impossible?

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  • Using jQuery or javascript to render json into multi-column table

    - by Scott Yu - UX designer
    I am trying to render a JSON into a HTML table. But the difficulty is making it so it loops through JSON and renders multiple columns if necessary. For the example below, what I want is this: Result wanted Result Wanted <table> <tr><th>AppName</th><td>App 1</td><td>App 2</td></tr> <tr><th>Last Modified</th><td>10/1/2012</td><td></td></tr> <tr><th>App Logo</th><td>10/1/2012</td><td></td></tr> blahblah </table> <table> <tr><th>AppName</th><td>App 1</td></tr> blahblah </table> JSON Example "Records": [ { "AppName": "App 1", "LastModified": "10/1/2012, 9:30AM", "ShipTo_Name": "Dan North", "ShipTo_Address": "Dan North", "ShipTo_Terms": "Dan North", "ShipTo_DueDate": "Dan North", "Items 1": [ { "Item_Name": "Repairs", "Item_Description": "Repair Work" } ] }, { "AppName": "App 2", "AppLogo": "http://www.google.com/logo.png", "LastModified": "10/1/2012, 9:30AM", "BillTo_Name": "Steve North", "Items 1": [ { "Item_Name": "Repairs", "Item_Description": "Repair Work" } ] } ], "Records": [ { "AppName": "App 1", "LastModified": "10/1/2012, 9:30AM", "ShipTo_Name": "222", "ShipTo_Address": "333 ", "ShipTo_Terms": "444", "ShipTo_DueDate": "5555", "Items 1": [ { "Item_Name": "Repairs", "Item_Description": "Repair Work" } ] } ], Code I am using now function CreateComparisonTable (arr,level,k) { var dumped_text = ""; if(!level) level = 0; //The padding given at the beginning of the line. var level_padding = ""; for(var j=0;j<level+1;j++) level_padding = "--"; if(typeof(arr) == 'object') { //Array/Hashes/Objects for (var item in arr) { var value = arr[item]; if (typeof(value) == 'object') { //If it is an array, if(item !=0) { dumped_text += '<tr><td>' + item + '<br>'; dumped_text += CreateComparisonTable(value,level+1); dumped_text += '</td></tr>'; } else { dumped_text += CreateComparisonTable(value,level, value.length); } } else { dumped_text += '<tr><td>' + level_padding + item + '</td><td>' + value + '</td></tr>'; } } } return dumped_text; } Jsfiddle here

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  • Fastest way to represent a collection of bits in PHP?

    - by Piskvor
    What is a good way to represent a collection of bits? I have a set of various on/off toggles (thousands of them) and need to store and retrieve their state. The naïve implementation would be an array of booleans, but I'm wondering if there's a better way (better in terms of access speed and/or memory requirements). I've found this BitArray implementation, but it's limited to 32 bits, which is not enough for this case.

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  • How can I shuffle an NSArray?

    - by Mr. McPepperNuts
    All examples I find on shuffling arrays are for NSMutableArrays. Copying an NSArray to an NSMutable array, shuffling, then copying back always crashes the application. Is it even possible to shuffle an NSArray? Anything in objective-c similar to Collections.shuffle() (Java)?

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  • Add to SortedSet<T> and its complexity

    - by Andrei Taptunov
    MSDN states the following SortedSet(T).Add Method : If Count is less than the capacity of the internal array, this method is an O(1) operation. Could someone please explain "how so"? I mean when adding new value we need to find a correct place to add a value (comparing it with another values) and internal implementation looks like a "Red-Black tree" with O (log N) insertion complexity.

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  • Java: Is there a way to obtain the bytecode for a class at runtime?

    - by Adam Paynter
    In Java, is there a way (at runtime) to obtain the bytecode which defined a particular class? Put another way, is there a way to obtain the byte[] array passed to ClassLoader.defineClass(String name, byte[] b, int off, int len) when a particular class was loaded? I see that this method is declared final, so creating a custom ClassLoader to intercept class definitions seems out of the question. In the past, I have used the class's ClassLoader to obtain the bytecode via the getResourceAsStream(String) method, but I would prefer a more canonical solution.

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  • html5 uploader + jquery drag & drop: how to store file data with FormData?

    - by lauthiamkok
    I am making a html5 drag and drop uploader with jquery, below is my code so far, the problem is that I get an empty array without any data. Is this line incorrect to store the file data - fd.append('file', $thisfile);? $('#div').on( 'dragover', function(e) { e.preventDefault(); e.stopPropagation(); } ); $('#div').on( 'dragenter', function(e) { e.preventDefault(); e.stopPropagation(); } ); $('#div').on( 'drop', function(e){ if(e.originalEvent.dataTransfer){ if(e.originalEvent.dataTransfer.files.length) { e.preventDefault(); e.stopPropagation(); // The file list. var fileList = e.originalEvent.dataTransfer.files; //console.log(fileList); // Loop the ajax post. for (var i = 0; i < fileList.length; i++) { var $thisfile = fileList[i]; console.log($thisfile); // HTML5 form data object. var fd = new FormData(); //console.log(fd); fd.append('file', $thisfile); /* var file = {name: fileList[i].name, type: fileList[i].type, size:fileList[i].size}; $.each(file, function(key, value) { fd.append('file['+key+']', value); }) */ $.ajax({ url: "upload.php", type: "POST", data: fd, processData: false, contentType: false, success: function(response) { // .. do something }, error: function(jqXHR, textStatus, errorMessage) { console.log(errorMessage); // Optional } }); } /*UPLOAD FILES HERE*/ upload(e.originalEvent.dataTransfer.files); } } } ); function upload(files){ console.log('Upload '+files.length+' File(s).'); }; then if I use another method is that to make the file data into an array inside the jquery code, var file = {name: fileList[i].name, type: fileList[i].type, size:fileList[i].size}; $.each(file, function(key, value) { fd.append('file['+key+']', value); }); but where is the tmp_name data inside e.originalEvent.dataTransfer.files[i]? php, print_r($_POST); $uploaddir = './uploads/'; $file = $uploaddir . basename($_POST['file']['name']); if (move_uploaded_file($_POST['file']['tmp_name'], $file)) { echo "success"; } else { echo "error"; } as you can see that tmp_name is needed to upload the file via php... html, <div id="div">Drop here</div>

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  • iphone how to customize UITableViewCell cell.textlabel and cell.detailtextlabel programmatically

    - by Prerak
    Hi! In my iPhone App In table view cell I want to dispaly one main title and 5 subtitlessubtitles suppose item1 as main title and item2 , item3 , item4 , item5 and item6 as subtitles, for that i have saperate two arrays for passing the values in table view cell one for cell.textLabel.text= second for cell.detailTextLabel.text now I want the flexibility to make item2 as maintitle and want to add item1 to subtitle How can I set title and subtitle programmatically from single array? and any of them as Please Help and Suggest, Thank You.

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  • Checking ActiveRecord Associations in RSpec.

    - by alokswain
    I am learning how to write test cases using Rspec. I have a simple Post Comments Scaffold where a Post can have many Comments. I am testing this using Rspec. How should i go about checking for Post :has_many :comments. Should I stub Post.comments method and then check this with by returning a mock object of array of comment objects? Is testing for AR associations really required ?

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  • Write a few things to a session in cakephp

    - by kwokwai
    Hi all, I am learning Session function in CakePhp, and see some examples like this on cakePHP cookBook web site: For example: write($mysession1, 'testing') I am not sure if a session can only hold up a particular thing in it. Is it possible to write an array to a session like: mysession[0] = 'Testing0'; mysession[1] = 'Testing1'; mysession[2] = 'Testing2';

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  • Generic JSON parser in .NET / WPF?

    - by niklassaers
    I've read lots of tutorials on how to deserialize a JSON object to an object of a particular using DataContractJsonSerializer. However, I'd like to deserialize my object to a Dictionary consisting of either Strings, Arrays or Dictionaries, such as System.Json does with SilverLight when I say JsonObject.Parse(myJSONstring). Is there an equivalent to System.Json that I can use in my WPF project? (just a short background: I'm fetching JSON objects that have way to much info, and I just want to use a little bit to fill out a String array) Cheers Nik

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  • What perl function to use?

    - by user301087
    I'm setting something up to SSH out to several servers in 'batches'. I basically want to maintain 5 connections at a time, and when one finishes open up another (following an array of server IPs). I'm wondering for something like this should I be using fork()? If so, what logic can I use to ensure that the I maintain 5 children at a time?

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  • dynamic image control

    - by BigBoss
    I am getting dynamic image in form of byte array. and i want to show that in webpage, preferably ImageControl I am aware of method of creating http handler and getting image stream. but I cant do that here as logic for same is performed somewhere else. Could not get any suitable way to do this. Thank you in advance.

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  • Is there an easy method to combine two relative paths in C# ?

    - by Ioannis
    I want to combine two relative paths in C#. For example: string path1 = "/System/Configuration/Panels/Alpha"; string path2 = "Panels/Alpha/Data"; I want to return string result = "/System/Configuration/Panels/Alpha/Data"; I can implement this by splitting the second array and compare it in a for loop but I was wondering if there is something similar to Path.Combine available or if this can be accomplished with regular expressions or Linq? Thanks

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  • Wordpress: Retriving posts of a specific custom category in a custom taxonomy

    - by Extrakun
    I am able to retrieve all the posts from a custom category with this call to WP_Query $q = new WP_Query(array( 'taxonomy' => 'jh-portfolio-category', 'term' => 0, 'post_type' => 'jh-portfolio' )); However, let say within the jh-portfolio-category taxonomy I have defined some sub-categories, how do I specify I wish to have posts from a specific sub-category? Changing the 'term' property to the term_id as presented in wp_term_taxonomy doesn't seem to work.

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  • Are "proxy properties" good style?

    - by erlando
    I have a class with a string property that's actually several strings joined with a separator. I'm wondering if it is good form to have a proxy property like this: public string ActualProperty { get { return actualProperty; } set { actualProperty = value; } } public string[] IndividualStrings { get { return ActualProperty.Split(.....); } set { // join strings from array in propval .... ; ActualProperty = propval; } } Is there any risks I have overlooked?

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  • Supersized image captions - render outside of JavaScript

    - by Sol
    I am using the jQuery supersized script for a full screen slideshow (not the WordPress plugin as this didn't give me enough control). However, one issue that I am trying to tackle is how to render the image caption text outside of the javascript slides[ ] call - and instead, render them within the page div - to improve SEO on the page. My code works fine right now, images and the caption text are correctly displaying, but looking at the source code, there is very little text outside of the javascript (which is bad for SEO), so I would just like to improve it, if possible. I haven't been able to find any other topic on this subject and so far, I've been unsuccessful at improving on the current code, which is as follows; <!-- Supersized 3.2.7 - By Sam Dunn / One Mighty Roar (www.onemightyroar.com) Released under MIT License / GPL License --> <script type="text/javascript"> var slides=[]; <?php $my_query = new WP_Query ( array( 'post_status' => 'publish', 'post_type' => 'featured', //'numberposts' => 5, 'orderby' => 'menu_order', 'order' => 'ASC', 'showposts' => 50 )); while( $my_query->have_posts() ) : $my_query->the_post(); $slink = get_post_meta($post->ID,'FS_link',true); ?> slides.push({image : '<?php echo get_image_path(get_post_meta($post->ID, 'FS_slideimage_src', true)); ?>', title : '<div class="slidecaptioninside"><h1><?php echo the_title(); ?></h1><p><?php echo strip_tags(get_post_meta($post->ID, 'FS_fitemcaption', true)); ?>...<a href="<?php echo $slink;?>">find out more</a></p></div>', url : '<?php echo $slink;?>'}); <?php endwhile; ?> // start supersized JS $j = jQuery.noConflict(); $j(window).load(function() { $j.supersized({ //Functionality slideshow: 1, // ..... additional functions go here... slide_captions : 1, //Slide caption (Pull from "title" in slides array) slides : slides, slide_links : 'blank', progress_bar : 1, mouse_scrub: 1 }); }); </script> <div id="slidecontainer"> <div id="slidecaption"></div> <!--Thumbnail Navigation--> <div id="prevthumb"></div> <div id="nextthumb"></div> <!--additional tray divs here--> </div><!--slidecontainer--> I have tried to get Supersized to output the content into a parent div [div id="supersized"] using $j('#supersized').supersized({ but this doesn't appear to work. Has anyone managed to do this differently to improve page SEO?

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  • Translating C++'s sprintf format string to C#'s string.Format

    - by thebackup
    I found the following C++ code (comments added myself): // frame_name is a char array // prefix is std::string // k is a for loop counter // frames is a std::vector string sprintf(frameName, "%s_%0*s.bmp", prefix.c_str(), k, frames[k].c_str()); I then try to translate it to C# // prefix is string // k is a for loop counter // frames is List<string> string frameName = string.Format("{0}_(what goes in here?).bmp", prefix, k, frames[k]); Basically, what would be the C# equivalent of the C++ format string "%s_%0*s.bmp"?

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  • How do I call the methods in a model via controller? Zend Framework

    - by Joel
    Hi guys, I've been searching for tutorials to better understand this, but I'm having no luck. Please forgive the lengthy explination, but I want make sure I explain myself well. First, I'm quite new to the MVC structure, though I have been doing tutorials and learning as best I can. I have been moving over a live site into the Zend Framework model. So far, I have all the views within views/scripts/index/example.phtml. So therefore I'm using one IndexController and I have the code in each Action method for each page: IE public function exampleAction() Because I didn't know how to interact with a model, I put all the methods at the bottom of the controller (a fat controller). So basically, I had a working site by using a View and Controller and no model. ... Now I'm trying to learn how to incorporate the Model. So I created a View at: view/scripts/calendar/index.phtml I created a new Controller at: controller/CalendarControllers.php and a new model at: model/Calendar.php The problem is I think I'm not correctly communication with the model (I'm still new to OOP). Can you look over my controller and model and tell me if you see a problem. I'm needing to return an array from runCalendarScript(), but I'm not sure if I can return an array into the object like I'm trying to? I don't really understand how to "run" the runCalendarScript() from the controller? Thanks for any help! I'm stripping out most of the guts of the methods for the sake of brevity: controller: <?php class CalendarController extends Zend_Controller_Action { public function indexAction() { $finishedFeedArray = new Application_Model_Calendar(); $this->view->googleArray = $finishedFeedArray; } } model: <?php class Application_Model_Calendar { public function _runCalendarScript(){ $gcal = $this->_validateCalendarConnection(); $uncleanedFeedArray = $this->_getCalendarFeed($gcal); $finishedFeedArray = $this->_cleanFeed($uncleanedFeedArray); return $finishedFeedArray; } //Validate Google Calendar connection public function _validateCalendarConnection() { ... return $gcal; } //extracts googles calendar object into the $feed object public function _getCalendarFeed($gcal) { ... return $feed; } //cleans the feed to just text, etc protected function _cleanFeed($uncleanedFeedArray) { $contentText = $this->_cleanupText($event); $eventData = $this->_filterEventDetails($contentText); return $cleanedArray; } //Cleans up all formatting of text from Calendar feed public function _cleanupText($event) { ... return $contentText; } //filterEventDetails protected function _filterEventDetails($contentText) { ... return $data; } }

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  • Call a block method on an iterator: each.magic.collect { ... }

    - by blinry
    I have a class with a custom each-method: class CurseArray < Array def each_safe each.do |element| unless element =~ "fuck" yield element end end end end And want to call block methods on those "selected" elements. For example: curse_array.each_safe.magic.collect {|element| "#{element} is a nice sentence."} I know there is a way to do this, but I've forgotten. Please help! :-)

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  • How do I code a loop for my echo statements?

    - by ggg
    <?php defined('_JEXEC') or die('Restricted access'); $db =& JFactory::getDBO(); $query0 = "SELECT * FROM `#__chesspositions` WHERE . . . . ."; //echo $query0; $db->setQuery($query0); $ginfo = $db->loadObjectList(); //echo $ginfo[0]; echo $db->getErrorMsg(); if(empty($ginfo)){ echo "<center><h2 style='color:navy'>No game found, we apologize</h2></center>"; }else{ $query1= "SELECT * FROM `#__chessmoves` WHERE Id='".$ginfo[0]->MoveDataId."'"; $db->setQuery($query1); echo $db->getErrorMsg(); $gmove = $db->loadObjectList(); } //define array; //how do I code a foreach loop (or any other type of loop) here? //I'm having trouble properly defining the array and structuring the syntax. echo "[Event \"".$ginfo[0]->Event."\"]\n"; echo "[Site \"".$ginfo[0]->Site."\"]\n"; echo "[Date \"".$ginfo[0]->Date."\"]\n"; echo "[Round \"".$ginfo[0]->Round."\"]\n"; echo "[White \"".$ginfo[0]->White."\"]\n"; echo "[Black \"".$ginfo[0]->Black."\"]\n"; echo "[Result \"".$ginfo[0]->Result."\"]\n"; echo "[ECO \"".$ginfo[0]->ECO."\"]\n"; echo "[WhiteElo \"".$ginfo[0]->WhiteElo."\"]\n"; echo "[BlackElo \"".$ginfo[0]->BlackElo."\"]\n"; echo "[Annotator \"".$ginfo[0]->Annotator."\"]\n"; echo "[SetUp \"".$ginfo[0]->SetUp."\"]\n"; echo $gmove[0]->MoveData; ?>

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