IOS

Why does ios leave dealloc or cause Memory Leak in UIViewController, Since MyLeaksFinder is imported into the project, Memory Leak prompts are often reported in the project. After several debugging times, several possible causes of this

[Reading Notes] iOS-attributes, Reading Notes ios- Assign: simple assignment. Retain: After a value is assigned, the new retain method and the release method of the old value are called. Copy: copy the value first, and assign the copy value to

IOS double-click tabbar to refresh the page, and iostabbar to refresh the page /* Inherit the UITabBarController */ # Pragma mark -(Void) tabBarController :( UITabBarController *) tabBarController didSelectViewController :( UIViewController *)

In the iOS navigation bar, how does one use UINavigationController and switch between pages,Use of the navigation bar NavigationController manages the switch between the Bar at the top of the screen and different uiviewcontrollers. You can drag the

UIView and Masonry implement animation effects and uiviewmasonry Animation The animation effect of Masonry is as follows: // Button click method-(void) clickedButton {static BOOL isMove; // NO Weakify (weakSelf) by default; // tell self. view

IOS: multimedia (18-01-25), ios multimedia 18-01-25 1. Audio 2. Video 1, 2. AVPlayer   1. Audio         2. Video 1,     2. AVPlayer 0) write in front AVPlayer mainly includes AVPlayer, AVPlayerItem, and AVPlayerLayer, which correspond to Controller

IOS: Address Book (18-01-17), ios Address Book 18-01-17 1. Read the address book 1) Before 9.0 2) After 9.0 2. Call the communication recording UI 1) Before 9.0 2) After 9.0 3. Reference   0. Preface Plist needs to set privacy

How does WebDriverAgent remotely control iOS devices ?, WebdriveragentiosStep 1 download GitHub composer topstep 2 install WebDriverAgent // Card .... // Environment variable settings ,,,, // 3 h   Note: 1. environment variables are not

IOS 10, XCode8 development of notepad skills, ios10xcode8 IOS 10, XCode8 development of notepad tips, just started to learn IOS, these two days have tried to make a notebook, interface reference lazy notes interface (GitHub self-line Baidu ),

IOS local notification push iOS10.0 new API usage summary, iosios10.01. Local notification iOS10.01.1. send push notification /// ViewController. m // iOS10.0 push notifications locally /// Created by zhouyu on. // Copyright? 2017 zhouyu. All rights

[Code Note] iOS-HTTPQueue downloads images, 1. Engineering Drawing. Ii. Code. ViewController. h #import #import "ASIHTTPRequest.h"#import "ASINetworkQueue.h"#import "NSNumber+Message.h"#import "NSString+URLEncoding.h"@interface ViewController :

After iOS 11 is updated and iPhone X is released, problems encountered in the project and adaptation, iosiphone 1. When the UITableView slides, the sliding bars on the right are suddenly long and short, and the endless loop is pulled and refreshed

Ios development-common third-party tools and ios development # Menu Pod 'lgsidemenucontroller' # Refresh Pod 'mjrefresh' # Network requests Pod 'afnetworking', '~> 3.0' # Image Cache Pod 'sdwebimage', '~> 4.0' # Data parsing Pod 'mjextension' #

Zoom in View-> rotate-> restore animation, view animationTake UIButton as an example to create a class that inherits from UIButton. /* Create a storyboard for the page */ . H file @ Interface PTSRecommendButton: UIButton -(Void) viewTransform; @ End

Software drawing (efficient drawing 13.1), software drawing 13.1 Software drawing TermsPlottingSoftware plotting is usually indicated in the context of Core Animation (that is, drawing not assisted by GPU ). In iOS, software plotting is usually

UICollectionView related methods, I have nothing to worry about recently. Sort out the related methods of UICollectionView for use. UICollectionViewFlowLayout and UICollectionViewLayout UICollectionViewFlowLayout is a subclass of

IOS development Note 17: Custom Camera photo, ios17 Previously, I used an AVFoundation custom camera to take photos and video-related things. Why do I need to customize it? It mainly provides a more personalized interaction design that conforms to

Try not to remove notifications in viewWillDisappear: method,1. The navigation controller side slide gesture is added to iOS7. When a side slide return is triggered, viewWillDisappear of the system is called. When the side slide return is canceled,

OC version: Snake, oc snake Yesterday I wrote a js version of Snake. Today I suddenly want to write an OC version to compare the differences between the two languages. The oc feature is applicable to all iphone sizes and can be paused. You can set

UILabel calculates the number of rows, expands the text, and shrinks the number of uilabel rows. In iOS development, you sometimes need to obtain the number of lines of a string to implement specific functions. The following code is used to