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  • How can I delete video stored in the photo library ?

    - by srikanth rongali
    I have saved video in to the photo library. -(void)exportVideo:(id)sender { NSString *path = [DOCUMENTS_FOLDER stringByAppendingString:@"/air.mp4"]; NSLog(@"Path:%@", path); NSLog(@"Export Button CLicked"); UISaveVideoAtPathToSavedPhotosAlbum(path, self, @selector(video:didFinishSavingWithError: contextInfo:), nil); } - (void)video:(NSString *)videoPath didFinishSavingWithError:(NSError *)error contextInfo:(void *)contextInfo { NSLog(@"Finished saving video with error: %@", error); } Now I need to delete the video i have stored programmatically. How can I delete the video ? Are there any functions for it? Thank You.

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  • How can I play video by touching the button on the video image of the video in tableviewcell ?

    - by srikanth rongali
    I have a table view in which if each cell is touched video plays. Each cell have image of the video cell.imageView.image. And on the image I have a button (UIButton) with play symbol. If I touch the play button the corresponding video should be played same like the when cell is touched. I have a selector for the play button. How can I relate the corresponding cell to the play button. Thank You.

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  • Sorting NSTableColumn contents

    - by Yahoo
    Hey, I have a problem with sorting NSTableColumn contents. In my NSTableView there are three columns: File, Size, Path. The contents are stored in NSMutableArray. Each object in this array is a NSDictionary containing three keys: file, size and path - value for each is a NSString. In Interface Builder, in each Table Column's attributes I can choose sorting options: Selector: IB entered "compare:" which I think is ok, because I compare NSStrings. Sort Key - and that's the problem I think - I don't know what to enter here. Any clues? If you've got questions about my code, please ask.

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  • Changing color of a row in dropdown list

    - by Judy
    is it possible to change "selector" color in drop-down list? <select name="select" style="background-color: #ff0000"> <option style="background-color: #ff0000" value="1">Red</option> <option style="background-color: #ffffff" value="2">Green</option> <option style="background-color: #0000ff" value="3">Blue</option> </select> I tried in above style but it didn't worked. I know with javascript getting document.getElementById('text').style.color='red' can set the color. But is it possible in html to set the colors?

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  • Select all items of union but not the last one!

    - by 100r
    I have few texboxes, dropdown lists, etc.. They have their css classes. I want to select all elements of specific class(es) but NOT the last element from group of all classes. <asp:TextBox ID="TextBox1" runat="server" CssClass="class1" ></asp:TextBox> <asp:TextBox ID="TextBox2" runat="server" CssClass="class2" ></asp:TextBox> <asp:TextBox ID="TextBox3" runat="server" CssClass="class2" ></asp:TextBox> I want to select only TextBox1 and TextBox2, not TextBox3! selector should be something like this $("(.class1,.class1):not(:last)") or something like $(".class1,.class1").filter(":not(:last)") but of course none of it is working :) any sugestions? tnx in advance!

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  • What is the difference between an object's scope and it's context in javascript?

    - by DKinzer
    In the vernacular, scope and context have a lot in common. Which is why I get confused when I read references to both, such as in the quote below from an article on closures: Scope refers to where variables and functions are accessible, and in what context it is being executed. (@robertnyman) As far as I can tell, context is just a reference to an object. Can someone please explain what exactly is context, as used, for instance, in the jQuery syntax, $(selector, context). And is an object's scope the same at it's context?

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  • How do I add a function to a specific element type in jQuery?

    - by Chad Johnson
    I can do this jQuery.fn.validate = function(options) { var defaults = { validateOPtions1 : '', validateOPtions2 : '' }; var settings = $.extend({}, defaults, options); return this.each(function() { // you validation code goes here }); }; but that will make validate() available for every element. I could do this to any element: $('some selector').validate(). Is there a way I can make this only available to, say, form elements? eg. $('.mySpecialFormClass').validate()?

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  • Can jQuery perform a compound select against the top level only?

    - by harpo
    Basically, is there a way to write a.children('.outer').children('.inner') without the intermediate selector? I can't write $('.outer > .inner', a) because I don't want to do full-depth search against a — I know that the .outer elements are immediate children of a. It's partly a matter of "elegance", but partly because I'm trying to avoid "throwaway" element sets. Yes, jQuery may in effect do the same thing, but it has a better chance of optimizing (at least in theory), when it knows the full query's intent.

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  • mysql date format with changing string value

    - by hacket
    I have a field called Timestamp, that stores its values as text as opposed to an actual Timestamp. The logging application is unchangeable, unfortunately. So table.Timestamp -> text field with format -> "Wed Mar 02 13:28:59 CDT 2011" I have been developing a query to purge all but the most recent row using this as my Timestamp selector, which is also converting the string into a date - MAX( STR_To_DATE( table.Timestamp , '%a %b %d %H:%i:%s CDT %Y' ) My query works perfectly... However, what I've found is that the string value - 'CDT' - changes between 'CDT' and 'CST' depending on whether the current time is daylight savings time or not. During daylight savings time, it logs as 'CDT', and vice versa. So all the rows that contain 'CST' get ignored when I run this - MAX( STR_To_DATE( table.Timestamp , '%a %b %d %H:%i:%s CDT %Y' ) and all the rows that contain 'CDT' get ignored when I run this - MAX( STR_To_DATE( table.Timestamp , '%a %b %d %H:%i:%s CST %Y' ) Is there a way to make it run against both string formats?

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  • How to select parent object of a hyperlink whose href match the requested page/file name using jQuer

    - by ARS
    How to select parent object of a hyperlink whose href match the requested page/file name using jQuery? I have following code <div> <div class="menu-head"> <a href="empdet.aspx">employees</a> <a href="custdet.aspx">customers</a> </div> <div class="menu-head"> <a href="depdet.aspx">departments</a> </div> <div> I want a Jquery to change the color of the parent div corresponding a hyperlink. If the user is browsing custdet.aspx the respective parent div background should be changed to red. Edit: I have a method to retrieve the file name. I just need the right selector to select the parent.

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  • Problem in creating another thread

    - by Avinash
    Hi, I am using NSThread to create different thread and displaying images in my application on a new thread instead of main thread. On main thread i am working with a table view which is displaying data from XML file, In the same view I am displaying images below. But, displaying images on new thread is not working properly. Did i made any mistake in creating Here below is my code. Please help me its urgent. Thanks in advance...................... - (void)viewDidLoad { [super viewDidLoad]; [NSThread detachNewThreadSelector:@selector(startTheBackgroundJob) toTarget:self withObject:nil]; } - (void)startTheBackgroundJob { NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init]; currentLocationImageView = [[UIImageView alloc] init]; NSArray *images = [NSArray arrayWithObjects:img1, img2, nil]; [currentLocationImageView setAnimationImages:images]; [currentLocationImageView setAnimationRepeatCount:0]; [currentLocationImageView setAnimationDuration:5.0]; [self.view addSubview:currentLocationImageView]; [pool release]; }

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  • Change backgroundcolor for UIButton IPhone

    - by lightwave
    I have a problem. I use a Button as a BarButtonItem. It works fine so far, but my backgroundcolor works only if I click on my button. How can I make it so that my backgroundcolor will be set every time ? UIButton *redEmergencyButton = [[UIButton buttonWithType:UIButtonTypeRoundedRect] retain]; redEmergencyButton.frame = CGRectMake(100, 100, 100, 50); redEmergencyButton.backgroundColor = [UIColor colorWithRed:0.8 green:0.898039215686274509803 blue:1.0 alpha:1.0]; [redEmergencyButton setTitle:@"Emergency" forState:UIControlStateNormal]; [redEmergencyButton addTarget:self action:@selector(doEmergency) forControlEvents:UIControlEventTouchUpInside]; UIBarButtonItem *rButton = [[UIBarButtonItem alloc] initWithCustomView:redEmergencyButton];

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  • Join multiple consecutive SQLite database dump files into 1 common database? Purpose: Search through ENTIRE Chrome Browsing History

    - by porg
    Google Chrome 's default web browsing history search engine only lets you access the records of the recent 100 days. Nevertheless in your application data, Chrome keeps your entire browsing history in SQLite database files, with the file naming scheme of "History Index YYYY-MM". I am looking for a way to search… …through my entire browsing history, …with sophisticated filters (limit search terms to certain fields such as URL, domain, title, body text; wildcard or regex terms, date ranges). … in … …either some ready-made software. eHistory came close, as it can limit terms to fields, but it lacks wildcards/regexes, and has the same limited time horizon as the default search. Beyond that, I could not find any suited Chrome extension or standalone (Mac) app. …or a command line to join multiple SQLite database files into one database, which I can then query (with the full syntax power). In the spirit of the pseudo code below: Preferred this way: sqlite --targetDatabase ChromeHistoryAll --importFiles /path/to/ChromeAppData/History\ Index* --importOnlyYetUnknownFiles Or if my desired feature --importOnlyYetUnknownFiles is not possible (feature could also be called "avoid duplicate imports by checking UIDs"), then by explicitly only importing files, of which I know, that they have yet not been imported into the ChromeHistoryAll database: cd ChromeAppData; sqlite --databaseTarget ChromeHistoryAll --importFiles YetNotImported1 YetNotImported2 YetNotImported3 All my queries I would then perform in the database "ChromeHistoryAll" P.S.: Additional question of general interest: Is there a way to perform a database query in a temporary database which was created on-the-fly from multiple files? Like: sqlite --query="SQL query" --targetDatabase DbAll --DBtemporaryInRAM --importFiles db1 db2 db3 This is surely not applicable for my Chrome question, as these History Index files have a combined file size of 500MB together, thus such a query would be of bad performance. But it could come handy in other situations.

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  • How to find which annotation send showDetails?

    - by Voloda2
    How to find which annotation send showDetails? MKPinAnnotationView* customPinView = [[[MKPinAnnotationView alloc] initWithAnnotation:annotation reuseIdentifier:BridgeAnnotationIdentifier] autorelease]; customPinView.pinColor = MKPinAnnotationColorPurple; customPinView.animatesDrop = YES; customPinView.canShowCallout = YES; // add a detail disclosure button to the callout which will open a new view controller page // // note: you can assign a specific call out accessory view, or as MKMapViewDelegate you can implement: // - (void)mapView:(MKMapView *)mapView annotationView:(MKAnnotationView *)view calloutAccessoryControlTapped:(UIControl *)control; // UIButton* rightButton = [UIButton buttonWithType:UIButtonTypeDetailDisclosure]; [rightButton addTarget:self action:@selector(showDetails:) forControlEvents:UIControlEventTouchUpInside]; customPinView.rightCalloutAccessoryView = rightButton; return customPinView; - (void)showDetails:(id)sender { some code }

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  • Sorting an NSArray of NSString

    - by Robert Eisinger
    Can someone please show me the code for sorting an NSMutableArray? I have the following NSMutableArray: NSMutableArray *arr = [[NSMutableArray alloc] init]; with elements such as "2", "4", "5", "1", "9", etc which are all NSString. I'd like to sort the list in descending order so that the largest valued integer is highest in the list (index 0). I tried the following: [arr sortUsingSelector:@selector(compare:)]; but it did not seem to sort my values properly. Can someone show me code for properly doing what I am trying to accomplish? Thanks!

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  • jquery selection with .not()

    - by Yako
    Hello, I have some troubles with jQuery. I have a set of Divs with .square classes. Only one of them is supposed to have an .active class. This .active class may be activated/de-activated onClick. Here is my code : jQuery().ready(function() { $(".square").not(".active").click(function() { //initialize $('.square').removeClass('active'); //activation $(this).addClass('active'); // some action here... }); $('.square.active').click(function() { $(this).removeClass('active'); }); }); My problem is that the first function si called, even if I click on an active .square, as if the selector was not working. In fact, this seems to be due to the addClass('active') line... Would you have an idea how to fix this ? Thanks

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  • Do we need to release an UIImage object even not allocated memory?

    - by Madan Mohan
    Hi Guys, I added an image to button UIImage* deleteImage = [UIImage imageNamed:@"Delete.png"]; CGRect imageFrame=CGRectMake(-4,-4, 310, 55); [btn setFrame:imageFrame]; btn.backgroundColor=[UIColor clearColor]; [btn setBackgroundImage:deleteImage forState:UIControlStateNormal]; [btn setTitle:@"Delete" forState:UIControlStateNormal]; [btn addTarget:self action:@selector(editDeleteAction) forControlEvents:UIControlEventTouchUpInside]; [elementView addSubview:btn]; [deleteImage release];// do we need to release the image here If I release here its working fine but in object allocations no.of image count is increasing.

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  • Delete/move a UITableView row that's attached to a web service.

    - by Kevin L.
    Deleting or moving rows for a UITableView that is backed with local data (e.g., NSArray) is easy and instantaneous: Remove the value from the array. Call deleteRowsAtIndexPaths:withRowAnimation:. Profit! But my table view communicates with a web service, which means once the "Delete" button on that row gets tapped, I have to forward a request on to the server (via ASIHTTPRequest, of course), get the response, and then tell the table view to run its little delete-row animation, all with a few seconds of latency in between. From a high-level, what's the best way to do that? Throw some callback selector into ASIHTTPRequest's userInfo dictionary? KVO? Bonus points for some nice UI touch, like some kind of spinner on the soon-to-be-deleted cell.

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  • UIViewController: setToolbarItems vs navigationItem

    - by Paul Sanwald
    my application has a UIViewController subclass which is being managed by a UINavigationController. In the viewDidLoad of my UIViewController subclass, I was attempting to add a UIBarButtonItem to the toolbar like this: settingsButton = [[UIBarButtonItem alloc] initWithTitle:@"Settings" style:UIBarButtonItemStylePlain target:self action:@selector(viewSettings:)]; [self setToolbarItems:[NSArray arrayWithObject:settingsButton]]; this wasn't working out for me, so after some googling around, I tried this: [[self navigationItem] setRightBarButtonItem:settingsButton]; which worked out fine. from reading the UIViewController documentation, I'm still confused about why setToolbarItems wasn't working. I verified in the debugger that the button was in the toolbarItems array in the viewDidAppear method. the button itself just wasn't appearing on my toolbar. so, my question is, why didn't setToolbarItems work for me in the first code snippet? I don't have the toolbar configured in my xib for this view controller at all, if that makes a difference.

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  • So where is this calling super?

    - by dontWatchMyProfile
    From the Core Data docs: Inheritance If you have two subclasses of NSManagedObject where the parent class implements a dynamic property and its subclass (the grandchild of NSManagedObject) overrides the methods for the property, those overrides cannot call super. @interface Parent : NSManagedObject @property(nonatomic, retain) NSString* parentString; @end @implementation Parent @dynamic parentString; @end @interface Child : Parent @end @implementation Child - (NSString *)parentString { // this throws a "selector not found" exception return parentString.foo; } @end very, very funny, because: I see nobody calling super. Or are they? Wait... parentString.foo results in ... a crash ??? it's a string. How can that thing have a .foo suffixed to it? Just another documentation bug?

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  • How to use various selectors in SIFR 3r436

    - by reg3n
    Hi, i'm using this sIFR.replace(neutra, { selector: '#nav li', css:[ 'a { color: #ffffff; text-decoration:none; font-size:14px} a:hover { color: #d75a60; text-decoration:underline;}'], wmode: 'transparent', preventWrap: true ,forceWidth: true ,fitExactly: true ,forceSingleLine: true ,offsetTop: 0 ,offsetLeft: 0 ,tuneWidth: 0 ,tuneHeight: 0, }); and i need to style a b inside a span inside a div ... and i just can't find the way, if i add another sIFR.replace(blah... it won't work, it messes with the other replacement sometimes :S any good reference? thanks in advance.

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  • Adding on touch event to images inside gridview

    - by Steve
    I have a gridview where each item has a image and a textview (an app), i added the onItemClick to the gridview in order to launch the app, i also removed the orange selection and made selector in xml so when pressed the text would change to grey and on release it would return to white. My problem is that i need the image to apply an alpha value when pressed and restore the previous alpha on release i tested a lot of ways and none did worked correctly. I came close with the updated answer from the autor of the question: How to set alpha value for drawable in a StateListDrawable?, but some how the state pressed never gets called, i don´t know if this is because i am using the onitemClick to launch the app or not. Also i since i can´t define the alpha on imageview xml i don´t know what else to do Any help will be appreciated

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  • How to select the previous element of a given class

    - by JCN
    I have an UL list : <ul> <li data-sel='foo'></li> <li></li> <li data-sel='foo'></li> <li class='selected'></li> <li data-sel='foo'></li> </ul> I can access the first previous element of li.selected who do not have attribute data-sel=foo by using :not selector var element = $('.selected').prev("li:not([data-sel='foo'])"); But how can i access the first previous element of li.selected who have attribute data-sel=foo ?

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  • Java sockets: can I write a TCP server with one thread?

    - by hmp
    From what I read about Java NIO and non-blocking [Server]SocketChannels, it should be possible to write a TCP server that sustains several connections using only one thread - I'd make a Selector that waits for all relevant channels in the server's loop. Is that right, or am I missing some important detail? What problems can I encounter? (Background: The TCP communication would be for a small multiplayer game, so max. 10-20 simultaneous connections. Messages will be sent about every few seconds.)

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  • identifying Button selection of each row in Tableview?

    - by senthilmuthu
    hi,i coded like - (UITableViewCell *)tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath { UIButton *btn = [UIButton buttonWithType:UIButtonTypeRoundedRect]; btn.frame = CGRectMake(230.0f, 4.0f, 60.0f, 36.0f); [btn setTitle:@"OK" forState:UIControlStateNormal]; [btn setTitle:@"OK" forState:UIControlStateSelected]; [btn addTarget:self action:@selector(onClickRename:) forControlEvents:UIControlEventTouchUpInside]; [cell addSubview:btn]; return cell; } but if the user selects the button on particular row, i can change that image through onClickRename...but can i get inwhich row's image has been touched through (void)tableView:(UITableView )tableView didSelectRowAtIndexPath:(NSIndexPath)indexPath ?

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