MyObject-C的专栏

ViewController.m文件添加代码 - (IBAction)displayAlertBtn:(id)sender { UIAlertView *alert1 = [[UIAlertView alloc] initWithTitle:@"aa" message:@"bb" delegate:self cancelButtonTitle:@"dd" otherButtonTitle

使用文件持久化 - (NSString*)filePath { NSArray *documentDir = NSSearchPathForDirectoriesInDomains(NSDocumentDirectory, NSUserDomainMask, YES); NSString *doc = [documentDir objectAtIndex:0]; ret

http://blog.devtang.com/blog/2012/04/22/use-fmdb/ 前言 SQLite (http://www.sqlite.org/docs.html) 是一个轻量级的关系数据库。iOS SDK很早就支持了SQLite，在使用时，只需要加入 libsqlite3.dylib 依赖以及引入 sqlite3.h 头文件即可。但是，原生的SQLite

[objc] view plaincopy @interface ViewController ()   @property (weak, nonatomic) IBOutlet UIImageView *imView;      @end      @implementation ViewController   {       UIImagePick

navigation [html] view plaincopy - (void)renderNv   {       UIImage *backgroundImage = [UIImage imageNamed:@"nv.png"];  //获取图片       CGRect rt = self.navigationController.

[objc] view plaincopy - (NSString*)getDate   {       NSDateFormatter *formatter = [[NSDateFormatter alloc] init];       [formatter setDateStyle:NSDateFormatterMediumStyle];       [f

设置密码 [objc] view plaincopy #pragma mark-- switch change   - (void)switchChanged:(id)sender   {       if (_passwordProtect.on == NO)       {           _passwordProtectAle

[objc] view plaincopy #import       @interface PBTextViewController ()      @property (weak, nonatomic) IBOutlet UIImageView *bkImageView;   [objc] view plain

设置圆角 - (void)viewDidLoad { [super viewDidLoad]; // Do any additional setup after loading the view from its nib. self.mytv.layer.cornerRadius = 8.0; } 响应单元格右侧按钮 - (void)tableView

- (void)viewDidLoad { [super viewDidLoad]; // Do any additional setup after loading the view from its nib. UIBarButtonItem *rightBtnItem = [[UIBarButtonItem alloc] initWithBarButtonSystemI

子界面 @protocol getLabelDelegate - (void)getNString:(NSString *)str; @end @interface AddViewController : UIViewController @property (weak, nonatomic) id delegate; @end - (void)viewDidLoad {

- (UITableViewCell *)tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath{ static NSString *cellIdentify = @"MyTableViewCellIdentity"; MyTableViewCell *cell =

[self.myTableView reloadData];

self.edgesForExtendedLayout = UIRectEdgeNone;

- (void)viewDidLoad { [super viewDidLoad]; UIBarButtonItem *barLeftItem = [[UIBarButtonItem alloc] initWithBarButtonSystemItem:UIBarButtonSystemItemAdd target:self action:@selector(add)];

cocoa touch 是百分百面向对象的，使用MVC设计模式，