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Questions tagged [ios4]

The 2010-2011 version of the iPhone/iPad/iPod Touch/Apple TV operating system family, made by Apple.

iOS 4 was made available to the public for the iPhone and iPod Touch on June 21, 2010. It has been succeeded by which was released on October 12, 2011. The latest version of iOS 4 is 4.3.5.

This is the first major iOS release to drop support for some devices. It is also the first major iOS release that iPod Touch users do not have to pay for.

Support

The iPhone 3G and iPod Touch 2nd generation have limited features, while the iPhone 4, iPhone 3GS, iPod Touch 3rd & 4th generation have all features enabled. The iPhone and iPod Touch 1st generation cannot run iOS 4.0 and above. iPad compatibility was added with the release of iOS 4.2.1 on November 22, 2010.

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10676 questions
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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 anybody please help with some sample code. Or please…
Jassi
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UILocalNotification not firing when device is locked

My app I'm developing is a alarm type app. When the user presses the home button, I schedule a few UILocalNotifications to fire at certain intervals. The notifications fire at the right time when I press the home button and exit the app, but they…
ColaCube
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Default ChildBrowser Plugin Example for PhoneGap: Successfully Opens, But Fails to Load URL

I'm hoping this is a pretty easy question to answer, as I seem to be very close to getting the ChildBrowser plugin working. I'm using Xcode 4.6.2 and Cordova 2.7.0, attempting to create a basic iPhone app that runs the generic ChildBrowser…
avoision
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iOS 4.3 user interface orientation issue with 20 points of status bar

I have next view controllers: FirstViewController SecondViewController ThirdViewController The goal is: present ThirdViewController via SecondViewController. In FirstViewController I present SecondViewController using method below: [self…
Matrosov Oleksandr
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how to store url image in cache memory then display in imageview in iphone

I directly open URL image in Imageview but i want to store the images in cache memory for future reference... help me to solve my problem.. Thanks in advance
Jignesh B
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Use front and back (primary and secondary) camera simultaneously on iOS device

I wanted to know if there is any functionality/app on iOS devices which allows you to capture videos simultaneously using front and back cameras showing the outputs in say a split screen. And then later allowing to merge both videos. Can this…
Hrishikesh_Pardeshi
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Playing a video file saved in the app's documents directory

I have a video file saved in my app's local directory in the documents folder. I want to playback the file when the user clicks on the item in an embedded table view I created. My code for playing back the video is as follows: NSString*…
Hrishikesh_Pardeshi
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how to add tab space into UILabel.text

I have a UILabel instance, say mylabel. What i want to do is like this: mylabel.text = @"Age\tLimit\tYear"; instead of mylabel.text = @"Age Limit Year"; But when i tried, \t is not recognized. How to achieve it?
Whoami
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IOSurfaces - Artefacts in video and unable to grab video surfaces

This is a 2-part Question. I have the following code working which grabs the current display surface and creates a video out of the surfaces (everything happens in the background). for(int i=0;i<100;i++){ IOMobileFramebufferConnection…
Hrishikesh_Pardeshi
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StopUpdatingLocation method not working for iOS5

I am working on map application, I am try to use [locationManager stopUpdatingLocation]; method to stop the Location services. It seems that it works fine in iOS4.3 but in iOS5, it's not working. Please any one suggest me How to stop location…
Anki
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create and hide UILabel

I created a UILabel programatically and triggering a button I would like to hide the same label. This is my code: UILabel *nameLabel = [[UILabel alloc] initWithFrame:CGRectMake(0, 100, 320, 100)]; nameLabel.text = @"TEXT"; nameLabel.backgroundColor…
Mitch1972
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LinkedIn Invitation API error 401 [unauthorized]-iPhone sdk

I am using OAuth-Sample-Client code to send invitation from email address via Linked Invitation API. I have created the same body as described in developer site,but right now I am getting error of 401,I have searched a lot of on it but didn't get…
Aakil Ladhani
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Is there any way I can downgrade to iOS4

I know iOS 6 is out and almost everyone have iOS 6 (or atleast iOS 5+) on their devices. But one of my client has his own theories, he wants his app tested for iOS 4 also (who is using iOS 4 these days!!!)... I want to know is there any possibility…
Saurabh
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ios special characters issue

In my app when i tried to set the attached string to the UIlabel special characters are not displaying. Please help me in solving this issue. Thanks
Saikiran Komirishetty
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How to shorten a URL in objective C

I found several examples for shortening an URL. But none of them did not work for me. If anyone have working example, please share. What I have tried, NSString *apiEndpoint = [NSString…
smartsanja
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