Tagged Questions

0
votes
1answer
12 views

Calculating Delay Time And Total Animation Time using IOS

I am creating an animation from set of images and converting them to a gif file. I just have FPS supplied by user like 30fps how to calculate the delay time for creating a gif image using ...
2
votes
1answer
41 views

How to increase volume of a sound and remove background noise in objective c

I have recorded a sound using AVFoundation Framework. It plays well but it contains a lot of surrounding noise. I need to remove this noise and also amplify the sound to increase the volume. Can ...
-5
votes
0answers
1k views

iOS 7 install update failure through iTunes [closed]

I have a developer id for apple and for installing the new iOS 7 beta , i had added my device UDID and downloaded the build. But when i click the restore button and add the ipsw file it says the ...
0
votes
1answer
25 views

IPad custom keypad styling?

I am building a custom keypad for my application, i want to make the look and feel of button's like the default keypad of iPad.i have apply gradient on the button but its not give the same look and ...
0
votes
1answer
18 views

iPhone SDK: Getting text from javascript class

I'm trying to retrieve some information from Gmail but have been unsuccessful after many attempts. This is the line of code that I'm trying to extract using javascript. <a ...
0
votes
0answers
6 views

Does not replace the existing image in NSDocumentsDirectory

It does not replace the existing image. When I query it from the code I get the old image itself. Is there anything I am doing wrong? Following is my code. NSArray *paths = ...
0
votes
2answers
27 views

NSURL object value is null

I am generating a URL as given by string parameters but url gives null value. For generating URL I have implemented the following code . NSURL *url = [[NSURL alloc] init]; NSString *strURL = ...
-1
votes
1answer
31 views

didReceiveLocalNotification is not firing if app deleted from background when notification comes in ios

I have set a local notification which gets fired at definite interval and when i click on the banner than "didReceiveLocalNotification" is called.Now when i delete the app from background , ...
0
votes
0answers
35 views

Facebook login never callback

I've implemented FB login, but never getting callback... In .plist I did add the FacebookAppID and FacebookDisplayName Here is my code. Its the all relevant code from my question ...
1
vote
0answers
41 views

How do I save image and text data into the same iphone file so the user can print it out?

This is a simplistic photo journal. Pick a photo, add a caption, store them together, and let the user print it. Perhaps this isn't even the right approach, but there are a few things I could use ...
-1
votes
1answer
27 views

Charging for service in an app - can I use non-in-app-purchase method? [closed]

I'm building an app where: Basic service is free. Service above a certain quantity requires credit card information so I can charge my customers monthly according to the amount they owe (metered ...
-2
votes
1answer
28 views

MapView IOS change location [closed]

I want to do the following: Show a MapKit view on app. People can click on any location on the map to change the location . When they click on a location, a function is called with the latitude and ...
0
votes
2answers
54 views

Sending json data in post request in iphone

I am trying to send JSON data in post request to server which throws error. I am creating data in following format NSDictionary *o1 = [[NSMutableDictionary alloc] init]; [o1 ...
-1
votes
3answers
44 views

How to Set (TableView cellForRowAtIndexpath) activity in A Button?

Hey Guys, please let me know how can I set this code action in to an UIButton action... Here is the code: -(UITableViewCell *)tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath ...
1
vote
0answers
130 views

How to save a previously drawn image and load it back when previous or next buttons are pressed for a drawing app based on opengl code

I have successfully implemented a drawing app using the GLPaint demo app which makes use of OpenGL. Now my problem is i do not have a way how to implement the previous/next functionality in which the ...

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