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Convert date into specific day of week

The following code is to convert day into specific day of week like Sunday , Monday , today , tomorrow etc. and after 7 days you want to show only that date, then this code will help you. NSDateFormatter *formatter = [[NSDateFormatter alloc]...

Change day in date through coding.

The following code changes the day from the given "date" for example: if you want to add or subtract 5 days from the date put a value 5 or -5 respectively for "timeSliceDay". -(NSString *)getTimeSliceDate:(NSString *)date format:(NSString *)fo...

low sound when recorded audio is played

Sometimes we record audio from AudioRecorder and when we play the same audio, it runs with a quite low volume even if volume is set to 1.0 i.e maximum. Use below lines of code to avoid such issues: AVAudioSession* audioSession = [AVAudioSessi...

Using Property Lists (Plists)

Method to get a value from plist NSString *path = [[NSBundle mainBundle] pathForResource:@"PlistX" ofType:@"plist"]; NSDictionary *dict = [[NSDictionary alloc] initWithContentsOfFile:path]; int number = [[[[dict objectForKey:@"One...

Cropping image without degrading their quality (Using CIFilter's CICrop filter)

The below mentioned code uses CIImage library's CICrop filter to crop the desired area from UIImage. The follwing code deoesn't deals with snapshot as CGContextRef rather crops the original image along with maintaining its quality and aspect rati...

Crop Images without degrading their quality (Using CGContextRef)

Often the images cropped from other images in iPhone SDK are degraded in quality. This is because we take a snapshot of the original image (of the desired area). But the below mentioned code prevents from happening the above mentioned issue. The ...

How to Animate UIView

The following code sets the desired frame to a view with animation. The animation is performed with a duration of 0.4 secs (can be set according to the requirement). [UIView animateWithDuration:0.4 animations:^{ [animateView setFram...

Avoid Strong Reference Cycles Objective C iOS sdk

How to Avoid Strong Reference Cycles Avoid strong delegates Avoid strong IBOutlet Avoid strong reference variable inside the Blocks Although strong references work well for one-way relationships between objects, you need to be carefu...
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