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[NSTimer scheduledTimerWithTimeInterval:1.0 target:self selector:@selector(timerFireMethod:) userInfo:nil repeats:YES];//使用timer定时，每秒触发一次，然后就是写selec... 阅读全文
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Did data on end- (IBAction)textFieldDoneEditing:(id)sender { [sender resignFirstResponder]; } 阅读全文
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private string mysqlYunfeng = ConfigurationManager.ConnectionStrings["mysqlwxs"].ConnectionString; public FriendGPSList ReturnF... 阅读全文
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if (sqlite3_open([[[[NSBundle mainBundle] pathForResource:@"wxs" ofType:@"db"] retain] fileSystemRepresentation], &database)==SQLITE... 阅读全文
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30.8872 =====》——>300.8872*60 = 53.232 ——>530.232*60 = 13.9230: 53' 13.92"30: 53' 13.92"=======》30+53/60+13.92/3600=30.887199同经度两点之间距离dla=30.887m *... 阅读全文
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@property (retain, nonatomic) IBOutlet UIScrollView *ScrollView; [ScrollView setScrollEnabled:YES]; [ScrollView setContentSize... 阅读全文
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ATFrom: UIViewAnimationTransitionCurlUp UIViewAnimationTransitionCurlDown UIViewAnimationTransitionFlipFromLeft UIViewAnimation... 阅读全文
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// Do any additional setup after loading the view from its nib. UIBarButtonItem *one = [[UIBarButtonItem alloc] initWithBarButtonSyst... 阅读全文
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1.图片缩放 QPixmap *pBackBuffer = new QPixmap(m_newShopList->at(i).shopImgUrl); QPixmap qimage; qimage = pBackBuffer->scaled(QSize(80,70... 阅读全文
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QWidget *widget1 = new QWidget; QVBoxLayout *lay = new QVBoxLayout; lay->setSpacing(10); for (int i = 0;i setFixedSize(30,20); lay->ad... 阅读全文