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  • off a sound effect with NSUserDefaults

    - by Momeks
    i try to off a sound effect on my app play method is [myMusic play]; ' BOOL soundIsOff = [defaults boolForKey:@"sound_off"]; //the problem is here //xcode compiler doesn't copile this code [myMusic play] = soundIsOff; sound code : ///sound effect ', NSString * musicSonati = [[NSBundle mainBundle] pathForResource:@"sound" ofType:@"wav"]; myMusic = [[AVAudioPlayer alloc] initWithContentsOfURL:[NSURL fileURLWithPath:musicSonati] error:NULL]; myMusic.delegate = self; myMusic.numberOfLoops = 0;

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  • DRY Ruby Initialization with Hash Argument

    - by ktex
    I find myself using hash arguments to constructors quite a bit, especially when writing DSLs for configuration or other bits of API that the end user will be exposed to. What I end up doing is something like the following: class Example PROPERTIES = [:name, :age] PROPERTIES.each { |p| attr_reader p } def initialize(args) PROPERTIES.each do |p| self.instance_variable_set "@#{p}", args[p] if not args[p].nil? end end end Is there no more idiomatic way to achieve this? The throw-away constant and the symbol to string conversion seem particularly egregious.

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  • Cocoa Touch - setting text of header of UITableView

    - by Mark
    Hey all, I'm trying to set the title of the header of my entire UITableView, but am having no success. For example, on this webpage: http://www.iphonesdkarticles.com/2009/01/uitableview-sectioned-table-view.html I am trying to replicate creating the "Countries" header programmatically. I have a UITableView that works and displays data. When I insert the following line: self.navigationItem.title = @"Countries"; In my viewDidLoad method, nothing happens. Thoughts?

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  • Do you know why introducing jquery ui autocomplete for my dropdown boxes is also changing my listbox

    - by oo
    I am trying to change my comboboxes to use autocomplete so i leverage the code listed here (which worked perfectly for my dropdowns) The issue is that i also on the same page have a listbox with the following code: <%= Html.ListBox("Cars", Model.BodyParts.Select( x => new SelectListItem { Text = x.Name, Value = x.Id, Selected = Model.CarsSelected.Any(y => y.Id == x.Id) } ))%> and it appears that the jquery ui code is changing this to a autocomplete dropdown as well (as opposed to keeping it as a multi select list box) any idea how to prevent this from happening? i literally am just using the exact code on this page <script type="text/javascript"> (function($) { $.widget("ui.combobox", { _create: function() { var self = this; var select = this.element.hide(); var input = $("<input>") .insertAfter(select) .autocomplete({ source: function(request, response) { var matcher = new RegExp(request.term, "i"); response(select.children("option").map(function() { var text = $(this).text(); if (!request.term || matcher.test(text)) return { id: $(this).val(), label: text.replace(new RegExp("(?![^&;]+;)(?!<[^<>]*)(" + request.term.replace(/([\^\$\(\)\[\]\{\}\*\.\+\?\|\\])/gi, "\\$1") + ")(?![^<>]*>)(?![^&;]+;)", "gi"), "<strong>$1</strong>"), value: text }; })); }, delay: 0, select: function(e, ui) { if (!ui.item) { // remove invalid value, as it didn't match anything $(this).val(""); return false; } $(this).focus(); select.val(ui.item.id); self._trigger("selected", null, { item: select.find("[value='" + ui.item.id + "']") }); }, minLength: 0 }) .addClass("ui-widget ui-widget-content ui-corner-left"); $("<button>&nbsp;</button>") .insertAfter(input) .button({ icons: { primary: "ui-icon-triangle-1-s" }, text: false }).removeClass("ui-corner-all") .addClass("ui-corner-right ui-button-icon") .position({ my: "left center", at: "right center", of: input, offset: "-1 0" }).css("top", "") .click(function() { // close if already visible if (input.autocomplete("widget").is(":visible")) { input.autocomplete("close"); return; } // pass empty string as value to search for, displaying all results input.autocomplete("search", ""); input.focus(); }); } }); })(jQuery); $(function() { $("select").combobox(); }); </script>

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  • How to create contexts in shoulda macros

    - by Honza
    Asking this question again with smaller code sample: # this is a dummy shoulda macro that creates a context def self.macro_context context "macro" do yield end end # i am expecting this test to fail within the macro context context "some context" do macro_context do should "test" do fail end end end So what I would expect is to see: 1) Error: test: some context macro context should test. (TestClassName) But I am getting only this: So what I would expect is to see: 1) Error: test: some context should test. (TestClassName) Any idea what am I doing wrong?

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  • Duplicate a UITableViewCell - iPhone

    - by ncohen
    Hi everyone, I would like to create an effect to a cell of a UITableView. The effect is: duplicate the cell and move the duplicated cell (the original stays at its place). My problem is to duplicate the cell... I've tried: Code: UITableViewCell *animatedCell = [[UITableViewCell alloc] init]; animatedCell = [[self cellForRowAtIndexPath:indexPath] copy]; but UIView doesn't seem to implement the copy... How can I do it? Thanks

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  • Online java training

    - by sezhian
    I am looking for online webbased/CBT training/self study training videos for Java EE related technologies like Struts, JSF, JPA, Websphere, Spring and Hibernate. I'm using learndevnow for Microsoft related technologies. It's really good, I am looking for similar thing for Java EE. Any suggestions please?

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  • Iphone - UITextView Memory-leak

    - by Raphael Pinto
    I have a memory leak when i use a UITextView but I don't understand why : UITextView *textView = [[UITextView alloc] initWithFrame:CGRectMake(20, 160, 280, 150)]; textView.text = @"Hello World"; textView.editable = FALSE; [self.view addSubview:textView]; [textView release]; Is someone could help me? :S

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  • Syntax proposition

    - by Knowing me knowing you
    I wonder if syntax as follows would be helpful in your opinion as a code readability improvent and self-commenting of code: std::map<std::string name, std::vector<int> scores> myMap; In this example it clearly says and no other comment is needed, what for we are using myMap variable. Looking forward to your opinions.

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  • Error -3 while decompressing data: incorrect header check

    - by Rahul99
    I have .zip file which contain csv data. I am reading .zip file using <input type = "file" name = "select_file"/> I want to decompress that .zip file and read csv data. file_data = self.request.get('select_file') file_str = zlib.decompress(file_data) #file_data_list = file_str.split('\n') #file_Reader = csv.reader(file_data_list,quoting=csv.QUOTE_NONE ) I am expecting csv data in file_str but I am getting error. error :: Error -3 while decompressing data: incorrect header check What I have to use?

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  • wait after presentModalViewController

    - by Cesar
    I need to wait (don't execute the code) after the presentModalViewController until the modal view it's dismissed, it's possible or it's a conceptual error ? -(NSDictionary *)authRequired { [self presentModalViewController:loginRegView animated:YES]; //This view write the settings when dismissed. NSMutableDictionary *ret=[[NSMutableDictionary alloc] init]; [ret setObject:[app.settings get:@"user"] forKey:@"user"]; [ret setObject:[app.settings get:@"pass"] forKey:@"pass"]; return ret; }

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  • How to parse a HTML file at a URL?

    - by Warrior
    I am new to iphone development.I am able to parse a Xml file at a URL and retrieve it contents from a particular nodes. For Parsing at url NSString * path = @"xxxxxxxxxxxxxxxxxxxxxx"; [self parseXMLFileAtURL:path]; For retrieving the data i use NSXMLParser .How can i achieve the same thing if i have HTML file at my URL(Source code of the webpage is HTML).Please help me out.Thanks.

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  • touchesEnded Sound?

    - by NextRev
    I'm trying to play a sound on touchesEnded but I'm having a problem. There are multiple objects that get moved around, so if the below code holds true when any object is moved, it constantly plays the sound. How do I only play it once? -(void)touchesEnded:(NSSet *)touches withEvent:(UIEvent *)event{ if(CGRectContainsRect([image1 frame], [image2 frame])){ [self playsound]; } }

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  • networkActivityIndicatorVisible

    - by teo
    Hi, Is this code correct to use with the networkActivityIndicatorVisible? (void)viewWillAppear:(BOOL)animated { [super viewWillAppear:animated]; UIApplication* app2 = [UIApplication sharedApplication]; app2.networkActivityIndicatorVisible = YES; [self loadSources]; // Loads data in table view app2.networkActivityIndicatorVisible = NO; } Teo

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  • Ruby - How to remove a setter on an object

    - by Markus Orrelly
    Given a class like this: class B class << self attr_accessor :var end end Suppose I can't modify the original source code of class B. How might I go about removing the setter on the class variable var? I've tried using something like B.send("unset_method", "var="), but that doesn't work (nor does remove_method, or overwriting that method with a var= method that doesn't do anything). Any ideas?

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  • NSMutableURLRequest and a Password with special Characters won't work

    - by twickl
    I'm writing a small program (using Cocoa Touch), which communicates with a webservice. The code for calling the webservice, is the following: - (IBAction)send:(id)sender { if ([number.text length] > 0) { [[UIApplication sharedApplication] beginIgnoringInteractionEvents]; [activityIndicator startAnimating]; NSString *modded; modded = [self computeNumber]; NSMutableURLRequest *theRequest = [NSMutableURLRequest requestWithURL: [NSURL URLWithString:@"https://tester:%=&[email protected]/RPC2"]]; [theRequest setHTTPMethod:@"POST"]; [theRequest addValue:@"text/xml" forHTTPHeaderField:@"content-type"]; [theRequest setCachePolicy:NSURLCacheStorageNotAllowed]; [theRequest setTimeoutInterval:5.0]; NSString* pStr = [[NSString alloc] initWithFormat:@"<?xml version=\"1.0\" encoding=\"UTF-8\"?><methodCall><methodName>samurai.SessionInitiate</methodName><params><param><value><struct><member><name>LocalUri</name><value><string></string></value></member><member><name>RemoteUri</name><value><string>sip:%@@sipgate.net</string></value></member><member><name>TOS</name><value><string>text</string></value></member><member><name>Content</name><value><string>%@</string></value></member><member><name>Schedule</name><value><string></string></value></member></struct></value></param></params></methodCall>", modded, TextView.text]; NSData* pBody = [pStr dataUsingEncoding:NSUTF8StringEncoding]; [theRequest setHTTPBody:pBody]; NSURLConnection *theConnection = [[NSURLConnection alloc] initWithRequest:theRequest delegate:self]; if (!theConnection) { UIAlertView *alert = [[UIAlertView alloc] initWithTitle:@"Error" message:@"A Connection could not be established!" delegate:nil cancelButtonTitle:@"OK" otherButtonTitles: nil]; [alert show]; [alert release]; sendButton.enabled = TRUE; return; } [pStr release]; [pBody release]; } } The Username and Password have to be in the URL, and it works in most cases, but when the password consists of special characters like in the example "%=&=-Test2009", the Webservice does not respond. If it is something like "Test2009" it works fine. Does anyone have an idea why, and maybe a solution for that?

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  • objc[989] objc_exception_throw failed.

    - by thyrgle
    I was just adding some more CCSprites to a CCLayer and it just starts crashing giving me the error: objc[989] objc_exception_throw failed. Is there like a limit to the amount of CCSprites you can have on a screen or something? I added the CCSprites doing the following with the CCSprites already declared at interface: L1Circle1 = [CCSprite spriteWithFile:@"LaserCircle.png"]; [L1Circle1 setPosition:ccp(180,180)]; [self addChild:L1Circle1]; What am I doing wrong?

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  • Can a database function be called in the predicate of a llblgen query?

    - by Dan Appleyard
    I want to use a table-valued database function in the where clause of a query I am building using LLBLGen Pro 2.6 (self-servicing). SELECT * FROM [dbo].[Users] WHERE [dbo].[Users].[UserID] IN ( SELECT UserID FROM [dbo].[GetScopedUsers] (@ScopedUserID) ) I am looking into the FieldCompareSetPredicate class, but can't for the life of me figure out what the exact signature would be. Any help would be greatly appreciated.

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  • accessing view controller's view

    - by Mike
    I am inside a class on a view-based app, one that was creating with one view controller. WHen I am inside the view controller I can access its view using self.view, but how do I access the same view if I am inside a class? [[UIApplication sharedApplication] delegate]... //??? what do I put here? thanks

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  • UIDisplayLink stops updating when UIScrollView scrolled

    - by Tricky
    Title is quite self explanatory, but I have some animation being done in a loop triggered by UIDisplayLink. However, as soon as I scroll a UIScrollView I have added to my view hierarchy, the animation stops immediately, only to return again when scrolling has completely stopped and come to a standstill.... Anyway to cancel this behaviour?

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  • Subclass not seeing superclass' instance variable

    - by hyn
    I have a situation where my subclass is not seeing the superclass' instance variable x. The ivar is obviously @protected by default, so why do I get a compiler error "x undeclared"? If I make this ivar a property then I can access it by self.x. What's worse is sometimes the error disappears, so something in my code is obviously causing this error but I cannot figure it out.

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  • UITabBarContrtoller achieve from a different class in iPhone

    - by baluedo
    Hi! I have the following problem: There is a class that includes five tabs in the following way: mainMenuClient.h #import <UIKit/UIKit.h> @interface MainMenuClient : UIViewController { UITabBarController *tabBarController; } @property (nonatomic, retain) UITabBarController *tabBarController; @end mainMenuClient.m -(void)viewDidLoad { UIView *contentView = [[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]]; contentView.backgroundColor = [UIColor blackColor]; self.view = contentView; [contentView release]; ContactListTab *contactTab = [[ContactListTab alloc] init]; ChatTab *chat = [[ChatTab alloc]init]; DialerTab *dialer = [[DialerTab alloc]init]; MenuTab *menu = [[MenuTab alloc]init]; TesztingFile *teszting = [[TesztingFile alloc]init]; contactTab.title = @"Contact List"; chat.title = @"Chat"; dialer.title = @"Dialer"; menu.title = @"Menu"; teszting.title = @"TesztTab"; contactTab.tabBarItem.image = [UIImage imageNamed:@"Contacts_icon.png"]; chat.tabBarItem.image = [UIImage imageNamed:@"Chat_icon.png"]; dialer.tabBarItem.image = [UIImage imageNamed:@"Dialer_icon.png"]; menu.tabBarItem.image = [UIImage imageNamed:@"Menu_icon.png"]; teszting.tabBarItem.image = [UIImage imageNamed:@"Contacts_icon.png"]; chat.tabBarItem.badgeValue = @"99"; tabBarController = [[UITabBarController alloc]init]; tabBarController.view.frame = CGRectMake(0, 0, 320, 460); [tabBarController setViewControllers:[NSArray arrayWithObjects:contactTab, chat, dialer, menu, teszting, nil]]; [contactTab release]; [chat release]; [dialer release]; [menu release]; [teszting release]; [self.view addSubview:tabBarController.view]; [super viewDidLoad]; } In the contactTab class there are a UITableViewController. contactTab.h - (void)updateCellData; - (void)configureCell:(UITableViewCell *)cell forIndexPath:(NSIndexPath *)indexPath; There is a third class, which I would like to achieve is a method of UITableViewController's (from ContactTab). So far I tried this: When I tried to achieve the UItabbarController: MainMenuClient *menu; UITabBarController *tabBarControllerchange = [[UITabBarController alloc] init]; tabBarControllerchange = menu.tabBarController; [tabBarControllerchange setSelectedIndex:0]; When I tried to achieve the UITableViewController: ContactListTab *contactListTab; [contactListTab updateCellData]; Does anybody have an idea for this problem? Thanks. Balazs.

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  • Multi-thread conversation in django (like Reddit)

    - by dotty
    Hay, i have an app which essentially a conversation system (much like reddits) Where a post can have multiple replies, and a reply and have multiplies, and a reply to a reply can have multiple replies (etc) I've made the model like this class Discussion(models.Model): message = models.TextField() replies = models.ManyToManyField('self') and the view discussions = Discussions.objects.all() and the template looks like this {% for discussion in discussions %} {{ discussion.message }} {% endfor %} How would i go about making a system where i can output all replies like this discussion reply reply reply reply reply reply Which would go down as far as it needs to to ensure all replies are listed. Thanks

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  • Lxml or Xpath content print

    - by Angelo
    function= def parseTitle(self, post): """ Returns title string with spaces replaced by dots "" return post.xpath('h2')[0].text.replace('.', ' ') i would to see the content of post. Tried all . How can i properly debug the content. ir is an webstite of movies where i rip links and tittle. So this one should parse the title.and i am sure H@ is not existing , how to print/debug it?

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