To get started, we have to
1. Create a new project by selecting “Windows-based Application”
2. Create a new UIView using IB and name it ImgView.
3. Create a new file in XCode by selecting File -> New File -> UIViewController sub class and name it “ImgViewController”.
4. In [...]
If you’re pulling in web data such as images that doesn’t change but needs to be viewed multiple times, you’ll want to cache it. Caching images dramatically improves the performance of scrolling tables and other views.
Note: this only works for JPG and PNG images. If you have [...]
ASIHTTPRequest is an easy to use wrapper around the CFNetwork API that makes some of the more tedious aspects of communicating with web servers easier. It is written in Objective-C and works in both Mac OS X and iPhone applications.
It is suitable performing basic HTTP requests and interacting with REST-based services (GET / POST / [...]
You can read preferences from your iPhone Application using the NSUserDefaults class from iPhone SDK.
Here is how you can read the delay value before the phone is starting to dial a number
NSUserDefaults *userDefaults = [NSUserDefaults standardUserDefaults];
delayBeforeDialing = [userDefaults floatForKey:@"delayBeforeDialing"];
The key, “delayBeforeDialing” in this example, needs to match the Key value in Root.plist.
There are different accessor [...]
By default the UIImageView control from the iPhone sdk does not allow us to load images from a specific url. In this case we do a little tryck and use a UIWebView.
- (void)loadImage:(NSString*)url frame:(CGRect)frame {
NSString* textHTML = @"
<!–
body {
background-color: transparent;
color: white;
}
–>
<img src="\" alt="" width="%0.0f" height="%0.0f" />
";
NSString* html = [NSString stringWithFormat:textHTML, url, frame.size.width, frame.size.height];
if(webView == nil) [...]
Following Xcode reveals you the device id
UIDevice *device = [UIDevice currentDevice];
NSString *uniqueIdentifier = [device uniqueIdentifier];
/*[device release];*/
NSLog(@"Device GUID: %@", uniqueIdentifier);
How to get the iphone number from sim using xcode or objective c?
NSString *num = [[NSUserDefaults standardUserDefaults]
stringForKey:@"SBFormattedPhoneNumber"];
NSLog(@"Phone Number: %@", num);</div>
That’s all!
