hanfengs

                NSString *path = NSSearchPathForDirectoriesInDomains(NSCachesDirectory, NSUserDomainMask, YES).firstObject;
                NSString *filePath = [path stringByAppendingPathComponent:@"OralEvaluationCache"];
                NSFileManager *fileManager = [NSFileManager defaultManager];
                if (![fileManager fileExistsAtPath:filePath]){
                    [fileManager createDirectoryAtPath:filePath withIntermediateDirectories:YES attributes:nil error:nil];
                }
                NSString *fileName = [NSString stringWithFormat:@"%llu.%@", tickCountOfCPU(), [recordPath pathExtension]];
                NSString *moveToPath = [filePath stringByAppendingPathComponent:fileName];

                NSError *moveError;

hanfengs

//        [self IGC_setupGradientLayerWithStartColor:HEXCOLOR(0xFFD64E) endColor:HEXCOLOR(0xFFB918)];
//        [self IGC_setupGradientLayerWithStartColor:HEXCOLOR(0xFFB674) endColor:HEXCOLOR(0xFF6D0D)];


- (void)IGC_setupGradientLayerWithStartColor:(UIColor *)startColor endColor:(UIColor *)endColor{
    
    [self layoutIfNeeded];
    CAGradientLayer *gl = [CAGradientLayer layer];
    gl.frame = self.bounds;

hanfengs

// 删除抖动效果
- (void)IGC_shakeAnimationForView:(UIView *)view {
    CALayer *viewLayer = view.layer;
    CABasicAnimation *animation = [CABasicAnimation animationWithKeyPath:@"transform"];
    [animation setFromValue:[NSValue valueWithCATransform3D:CATransform3DRotate(viewLayer.transform,-0.12,0.0,0.0,0.12)]];
    [animation setToValue:[NSValue valueWithCATransform3D:CATransform3DRotate(viewLayer.transform,0.12,0.0,0.0,0.12)]];
    [animation setAutoreverses:YES];
    [animation setDuration:0.2];
    [animation setRepeatCount:MAXFLOAT];

hanfengs

 { 
  [self insertSubview:self.pandaButton aboveSubview:self.collectionView];
    [self.pandaButton mas_makeConstraints:^(MASConstraintMaker *make) {
        make.width.height.mas_equalTo(84);
        make.right.equalTo(self);
        make.bottom.equalTo(self).offset(-80);
    }];

//    [self scrollViewWillBeginDecelerating:self.collectionView];

hanfengs

https://blog.csdn.net/fys_0801/article/details/80180924

-(void)xx{
    
    // 创建队列
    dispatch_queue_t queue = dispatch_queue_create("com.download.task", DISPATCH_QUEUE_SERIAL);
    NSString *str = @"https://www.****.com/***.jpg";
    //设置信号总量为1，保证只有一个进程执行
    dispatch_semaphore_t semaphore = dispatch_semaphore_create(1);

hanfengs

https://blog.csdn.net/qq_36557133/article/details/81106027
https://blog.csdn.net/MinggeQingchun/article/details/52583709
https://cloud.tencent.com/developer/article/1332213

在iOS开发中我们都会遇到界面搭建中UILabel文本的宽度和高度的不可预估带来的适配或者约束中的麻烦。

如果使用sb进行界面布局，只要label不设置宽、高约束就会自适应。

1.单行

hanfengs

@property (nonatomic, strong) UIView *dayTimerContainerView;//!< 存放倒计时天、小时的View

    [self.bgScrollContentView addSubview:self.dayTimerContainerView];
    [self.dayTimerContainerView mas_makeConstraints:^(MASConstraintMaker *make) {
        make.top.equalTo(self.bgScrollContentView).mas_offset(16);
        make.height.mas_equalTo(37);
        make.centerX.equalTo(self.bgScrollContentView);
    }];

hanfengs

     
    UIImagePickerController *picker = [[UIImagePickerController alloc] init];
    picker.delegate = self;
    picker.sourceType = UIImagePickerControllerSourceTypeCamera;
    picker.sourceType = UIImagePickerControllerSourceTypeCamera;
    if (self.model.crop == 1) {
        picker.allowsEditing = YES;
        
        UIImageView *overLayImg = [[UIImageView alloc] initWithFrame:CGRectMake(0, 0, 320, 640)];
          overLayImg.image = [UIImage imageNamed:@"exerciseNote_icon"];

hanfengs

- (void)setName:(NSString *)name{
    objc_setAssociatedObject(self, @selector(name), name, OBJC_ASSOCIATION_COPY_NONATOMIC);
}

- (NSString *)name{
    // 隐式参数
    // _cmd == @selector(name)
    return objc_getAssociatedObject(self, _cmd);
}

hanfengs

#import "IGCUITabLayout.h"

@interface IGCUITabLayout()

@property (nonatomic, strong) NSArray *tabItemsArray;
@property (nonatomic, strong) UIScrollView *scrollView;

@end