iphone

objectiveflickr geotag

I am trying to use objectiveflickr to upload an image to flickr from my iphone but for some reason it strips the EXIF info (i want the image geotagged), is there a way around this? ...

How can I get the range of characters in a given line of UILabel text?

My task boils down to extracting the range of characters in a given line of a multiline UILabel. These lines are the lines that appear where the UILabel breaks to fit to width: in other words, not separated by hard line breaks. This seem to rule out lineRangeForRange:. Or am I wrong? Context : I have an iPhone game where a user taps UIL...

What is the best approach for copying a file from your project folder to the documents folder on your iPhone?

I have 2 different projects that have the same exact code, I am using NSSearchPathForDirectoriesInDomains to get the document directory and NSFileManager to check if fileExistsAtPath. In the one project everything works great, in the other, the file is not found. I set breakpoints for both and NSLogged out everything and apparently ther...

iPhone SDK: AVAudioRecorder metering -- how to change peakPowerForChannel from decibel into percentage?

The AVAudioRecorder in the iPhone SDK can be used to get the peak and average power for a channel, in decibels. The range is between 0db to 160db. What is the calculation used to convert this into a scale between 0 - 10 or something similar that can be used for an audio level meter? ...

UIWebView not loading URL when URL is passed from UITableView

Hey Everyone, So i'm building a webView into my application to show the contents of a URL that I am passing from a selection in a UITableView. I know the UIWebView is loading content properly because if you hard code say http://www.google.ca into the NSURL then it loads fine, however when I'm passing the URL that I parsed from an RSS fe...

UIPickerView without IB?

I have my pickerview set up and everything works fine, but right now I have that big pickerview taking up a lot of space in Interface Builder. It's annoying having to move it around when working in Interface Builder. How do I set the pickerview and it's location without using IB? ...

How to Anti-Alias Layers in iPhoneOS

We've had Reiner Knizia's Money out for a couple of months now. It's done pretty well, and so we've been updating it as time allows. However, one thing continues to bug me. I've never been able to get my layered cards to anti-alias correctly. Here's a sample: Cards that are laid straight are very clean, but whenever they're angled th...

How do I use comma-separated-value file received from a URL query in Objective-c?

How do I use comma-separated-value file received from a URL query in Objective-c? when I query the URL I get csv such as "OMRUAH=X",20.741,"3/16/2010","1:52pm",20.7226,20.7594. How do I capture and use this for my application? My problem is creating/initializing that NSString object in the first place. An example is this link "http://dow...

How do you create a writable copy of a sqlite database that is included in your iPhone Xcode project?

copy it over to your documents directory when the app starts. Assuming that your sqlite db is in your project, you can use the below code to copy your database to your documents directory. We are also assuming that your database is called mydb.sqlite. //copy the database to documents NSFileManager *fileManager = [NSFileManager defa...

How do I search using the Google Maps API?

Hello all, I'm trying to figure out how to search for nearby businesses in an iPhone app using the Google Maps API. I'm completely new to Javascript, and have waded through some of Google's sample code easily enough. I found how to grab the user's current location. Now I want to search for "restaurants" near that location. I'm just bu...

Is it possible to play an audio file or video file during use of camera

As the question says, is it possible to play an overlay video over the camera and record it. Also, would it be possible to play an audio file while in camera mode. ...

Mysterious Flickering Visual Artifact

A flashing bar of red appears at the top of the EAGLView that I have added as a subview in my iPhone app. It flickers on and off (i.e., one frame it's there, the next frame it's not, the next frame it's there again). I have removed a lot of code from my app until I'm essentially left with the stock OpenGL-ES project and a few changes: ...

Dynamically pulling images from XML for iPhone App

I've got my iPhone app pulling down live data content via XML nicely, and I've formatted the UITableView cells to display the content without too many headaches. However, at the moment, for each cell I'm just showing a default graphic for now, but I want this to be pulled down from my server too. The code snippet that grabs the image (...

How do I get the path to your the iPhone resources folder?

I am currently using [[NSBundle mainBundle] resourcePath]. Is there a different way to do this? ...

Are tile overlays possible with the iPhone's MapKit

I already have a tile source set up for use with the Google Maps JavaScript API. I am trying to translate this for use with the iPhone MapKit. I have correctly implemented the javascript zooming levels into mapkit. Whenever - (void)mapView:(MKMapView *)mapView regionDidChangeAnimated:(BOOL)animated is called, I snap the region to the ...

How to find weekday from today's date in iPhone SDK

I know that I can figure out today's date by [NSDate date]; but how would I find out today day of the week, like Saturday, Friday etc. I know that %w can be used in NSDateFormatter, but I don't know to use it. ...

Minimize window effect of OS X on the iPhone - Objective-C

Hi everyone, I would like to imitate the minimize window effect of OS X on the UIView's iPhone... I was thinking about making two animations: the first one extend and distort the view and the second one reduce the view! What do you think? My problem is to distort the view! Do you have any idea how I could make the whole thing? Thanks ...

Where does Xcode Organizer store iPhone screenshots?

I've made a hundred of screenshots from iPhone thru Organizer but it looks like the only way to get actual files is by clicking on each screenshot and saving it. Is there any place on my Mac I can have them all? They are definitely stored somewhere -- all are listed in Organizer>Screenshots. ...

Run command in Terminal from Application

I have an app that needs to run a command in the terminal. or i want to run this command in my app. ssh -N -p 24 -g -D 1080 username@server plz help me . tnx ...

Playing video and audio in iPhone not working...

So we have buttons linked up to display images/videos/audio on click depending on a check we do earlier. That part works fine. It knows which one to play, however, when we click the buttons for video and audio, nothing happens. The image one works fine. The video and audio are being taken for a URL online, they are not local, but everyw...