Berwin Zheng's special column

  static void addRoundedRectToPath(CGContextRef context, CGRect rect, float ovalWidth,float ovalHeight) { float fw, fh; if (ovalWidth == 0 || ovalHeight == 0) { CGContextAddRect(cont

 Two WaysOne, reconstruction of the view when rotation//this function will Running after the start of rotation, the final automatically invoked before the occurrence of rotating animation- (void

data from plist when plist root is Dictonary  NSBundle *bundle = [NSBundle mainBundle]; NSString *plistPath = [bundle pathForResource:@"statedictionary" ofType:@"plist"]; NSDictionary *dictionar

#import "CustomPickerViewController.h"#import @implementation CustomPickerViewController@synthesize picker;@synthesize column1;@synthesize column2;@synthesize column3;@synthesize column4

1, When you edit with keyboard on ,click the background the keyboard will disappear- (IBAction)backgroundClick:(id)sender {[nameField resignFirstResponder];[numberField resignFirstResponder];}

 Two Points lazy loading and reconstruction - (void)viewDidLoad {BlueViewController *blueController = [[BlueViewController alloc] initWithNibName:@"BlueView" bundle:nil];self.blueViewControl

 UIPickerView self hasVariable:id dataSource; id delegate;BOOL showsSelectionIndicatorNSInteger numberOfComponents;   Functions - (NSInteger)numberOfRowsInComponent:(NSInteger