I have been working on iPhone Application for a month. Hope it can be released soon. =P
As the project is almost completed, i would like to import the source code to a SVN repository. In Mac, there is a free SVN client called svnX. This post show you how to work with your SVN repository using svnX.
Continue reading svnX – Free Subversion Client in Mac
UIActionSheet is a cool way to get user input. The following example shows you how to implement the UIActionSheet.
1. Extend the UIActionSheetDelegate in the .h header file of the ViewController and add the (IBAction)showActionSheet:(id)sender method. Continue reading iPhone – UIActionSheet Example
UITableView actually is a child of UIScrollView. Use the following code to scroll the UITableView to the top.
[yourTableView setContentOffset:CGPointMake(0, 0) animated:NO];
Done =)
Reference: [iPhone SDK] UITableView – how can I scroll to the top?
Update @ 2012-07-11: for ios >= 5.1 canPerformAction:(SEL)action withSender:(id)sender is not working anymore. Please refer to the following post for more information
StackOverflow – How do you REALLY remove Copy from UIMenuController
If you want to disable the Cut/Copy/Paste Menu, add the following piece of code in the implementation file of the view controller which containing the UITextField
Continue reading iPhone – Disable the Cut/Copy/Paste Menu on UITextField
Whenever u have an email address inside a Joomla page, it would be linked automatically.
To disable this feature, log in as administrator.
1. Goes to Mambots -> Site Mambots
2. Unpublish the Email Cloaking Mambot
Done =)
Update @ 2013-05-03: Disabling the plugin ‘Content – Email Cloaking’ under plugin manager could also solve this issue as suggested by Larisa. Thanks Larisa. =D
Capturing screenshot on iPhone needs the QuartzCore framework.
1. Right click the Framework folder in your Xcode project.
2. Add -< Add Existing Frameworks
3. Choose the QuartzCore.framework Continue reading iPhone – Capture Screenshot Programmatically
In iPhone SDK, there is no setBackgroundImage function for setting an background image of an UIView. But actually, this can be done by the setBackgroundColor function. The following code will set the background view to Red.
self.view.backgroundColor = [UIColor redColor];
In iPhone Application, you can use the UIAlertView to create a message box. The following code is an example.
UIAlertView *alert = [[UIAlertView alloc] initWithTitle:@"Title" message:@"Your Messaage" delegate:nil cancelButtonTitle:@"OK" otherButtonTitles: nil]; [alert show]; [alert release];
Continue reading iPhone – Create a Message Box Using UIAlertView
Apache log4j is commonly used in Java for logging purpose. This post guides you how to make use of it in your Java program.
In a Maven project, just add the following dependency in the pom.xml. Continue reading Apache log4j – log4j.properties Configuration
There is no maximum length attribute in the UITextField. Here is a work around to limit the number of input characters in an UITextField.
1. Implement the UITextFieldDelegate in the .h header file
...
@interface HelloViewController : UIViewController <UITextFieldDelegate> {
...
}
@end
2. Implement this function in the .m implementation file to set the maximum length to 4 characters
- (BOOL)textField:(UITextField *)textField shouldChangeCharactersInRange:(NSRange)range replacementString:(NSString *)string {
NSUInteger newLength = [textField.text length] + [string length] - range.length;
return (newLength > 4) ? NO : YES;
}
Done =)
Eureka! 