原创 iOS區分各種設備
if([ [ UIDevice currentDevice ] userInterfaceIdiom ] == UIUserInterfaceIdi
2020-06-25 19:33:10
原创 移動UICollectionViewCell
- (void)handlelongGesture:(UILongPressGestureRecognizer *)longGesture {
2020-06-25 19:33:07
7
原创 AFHTTPSessionManager隨機生成boundary
NSString * boundary = [NSString stringWithFormat:@"%@%08X%08X",exStr,arc4random(),arc4random()]; exStr是你們後臺上傳圖片
2020-06-25 19:33:07
原创 Terminating app due to uncaught exception 'Cannot Install Constraint', reason: 'No common superview
先把控件addSubviews上 然後再拉約束，如下 let imageView = UIImageView.init() imageView.image = UIImage(named: "c
2020-06-25 19:33:05
原创 401錯誤
401一般是未登錄，需要進行認證 //401 設置用戶名和密碼 認證 NSString * user = [userDefaults objectForKey:@"employeeNumber"]; NSSt
2020-06-25 19:33:05
1
原创 Attempt to set a non-property-list object
原因是使用NSUserDefaults 保存了自定義的類 不能保存自定義的類只能是基本數據類型 NSArray NSString NSNumber NSDictionary等等 不過你可以使用NSData轉換，這個很麻煩，還不如使用Cor
2020-02-23 17:30:22
原创 UISearchBar的placeholder文字上移問題
// NSMutableParagraphStyle * style = [self.searchTF.defaultTextAttribut
2020-02-23 17:30:22
原创 設置導航欄透明
[self.navigationController.navigationBar setBackgroundImage:[UIImage new
2020-02-23 17:30:22
原创 UIWebView讀取Gif圖 swift
let file = NSBundle.mainBundle().pathForResource("voicegif", ofType: "gif") if file != nil {
2020-02-23 17:30:22
原创 XXX is busy: Processing symbol files
This application is modifying the autolayout engine from a background thread, which can lead to engine corruption and
2020-02-23 17:30:22
原创 SDWebImage加載圖片設置cookie
WeakSelf; [SDWebImageDownloader.sharedDownloader downloadImageWithURL:url options:SDWebImageDow
2020-02-23 17:30:22
4
原创 字符串NSString轉NSDate
NSString * dateStr = @"2015-08-31 12:00:50"; NSDateFormatter * formatter =[NSDateFormatter new];
2020-02-23 17:30:22