iPhone Snippets

Create wrapper iOS application from HTML

alexander.nospam@nospam.iphonesdksnippets.com (alex) — Tue, 12 Mar 2013 06:31:00 -0700

I wrote small service to create wrapper application froom HTML code http://html5wrapper.com/

Get Device Model

alexander.nospam@nospam.iphonesdksnippets.com (alex) — Wed, 09 Jan 2013 06:37:00 -0700

Compare two NSDictionary

alexander.nospam@nospam.iphonesdksnippets.com (alex) — Wed, 09 Jan 2013 06:22:00 -0700

Methods to support orientation in iOS 6 SDK

alexander.nospam@nospam.iphonesdksnippets.com (alex) — Wed, 31 Oct 2012 06:37:00 -0700

//For UIViewController's

- (BOOL)shouldAutorotate {

return YES;

}

- (NSUInteger)supportedInterfaceOrientations {

return UIInterfaceOrientationMaskAllButUpsideDown;

}

//For Delegate

- (NSUInteger)application:(UIApplication *)application supportedInterfaceOrientationsForWindow:(UIWindow *)window {

return UIInterfaceOrientationMaskAllButUpsideDown;

}

myshareoftech.com

alexander.nospam@nospam.iphonesdksnippets.com (alex) — Sat, 07 Jul 2012 20:53:00 -0700

My new link-blog about development, technology and science myshareoftech.com

Get File Size

alexander.nospam@nospam.iphonesdksnippets.com (alex) — Thu, 05 Jul 2012 07:22:00 -0700

-(NSNumber *)getFileSize:(NSString *)fileName{

NSError *error = nil;

NSDictionary *attributes = [[NSFileManager defaultManager]

attributesOfItemAtPath:fileName error:&error];

if (!error) {

NSNumber *size = [attributes objectForKey:NSFileSize];

return size;

} else {

return [NSNumber numberWithFloat:-1];

}

Remove duplicates from NSArray

alexander.nospam@nospam.iphonesdksnippets.com (alex) — Tue, 10 Apr 2012 20:26:00 -0700

NSArray *arrWithDuplicates = [[NSArray alloc] initWithObjects: @"Bob", @"Bob",@"Olga", @"Olga", @"Robin", nil];

NSArray *cleanedArray = [[NSSet setWithArray:arrWithDuplicates] allObjects];

NSLog(@"%@", [cleanedArray description] );

Add days to NSDate

alexander.nospam@nospam.iphonesdksnippets.com (alex) — Tue, 10 Apr 2012 03:12:00 -0700

for (int i = 1; i < 30; i++) {

NSDate *newDate = [startDay.date dateByAddingTimeInterval:60*60*24*i];

MDay *day = [[MDay alloc] init];

day.date = newDate;

[list addObject:day];

}

Handle taps within a UIWebView

alexander.nospam@nospam.iphonesdksnippets.com (alex) — Mon, 02 Jan 2012 08:57:00 -0700

//1. Add UIGestureRecognizerDelegate to your interface:

@interface DocumentViewControler : UIViewController <UIGestureRecognizerDelegate>

//2. Add to viewDidLoad

- (void)viewDidLoad {

[super viewDidLoad];

UITapGestureRecognizer* singleTap=[[UITapGestureRecognizer

alloc]initWithTarget:self action:@selector(handleSingleTap:)];

singleTap.numberOfTouchesRequired=1;

singleTap.delegate=self;

[self.webView addGestureRecognizer:singleTap];

[singleTap release];

}

//3. Add:

-(BOOL)gestureRecognizer:(UIGestureRecognizer *)gestureRecognizer

shouldRecognizeSimultaneouslyWithGestureRecognizer:(UIGestureRecognizer

*)otherGestureRecognizer {

return YES;

}

//4.

-(void) handleSingleTap:(UITapGestureRecognizer *)recognizer {

NSLog(@"handleSingleTap");

// Your code here

}

@end

Check if file exists

alexander.nospam@nospam.iphonesdksnippets.com (alex) — Mon, 04 Jul 2011 18:46:00 -0700

BOOL fileExists = [[NSFileManager defaultManager] fileExistsAtPath:imagePath];