IOS

Objectiv-C Class extension, There are several methods to Expand functions for classes in oc: 1. Subclass: Extend functions by inheriting classes and adding methods (this method can expand methods or instance variables) 2. directly modify the

Swift dynamically adds UIImageView and adds events, Swift dynamically adds UIImageView and adds events: 1. Create a UIImageView instance and initialize it. 2. Set the user interaction attribute userInteractionEnabled of UIImageView to True. 3. Add a

IOS deletes special characters in NSString, + (NSString *) stringDeleteString :( NSString *) str {NSMutableString * str1 = [NSMutableString stringWithString: str]; for (int I = 0; I You can delete numbers and symbols in nsstring, or modify

IOS development-code generation TabBar and view switching I have explained in my previous blogs that using the code to generate a navigation bar without using the storyboard and nib files, for details, refer to iOS development-interface jump and

(No. 00005) iOS game for explosive bullet players (2): Material Selection Game protagonists and enemies First, it is the game's main character. from the Internet, we can find all the animated textures of the people who have been riding

IOS development diary 56-Analysis of NSobject API, Today, the blogger has a requirement to analyze NSobject API and has encountered some difficulties. I would like to share with you the hope to make common progress. We all know that NSObject follows

(No. 00005) iOS pop-up game (III): Starting from the main scenario   I also read the code of the entire project in a rough way. There are many examples: Many classes are closely related to other classes, so you may encounter code in some other

Use 1 for iOS-xib and 1 for iOS-xib 1. parsing and usage of File's owner: 1. Storyboard: Describes the software interface. It is generated after iOS5.0. Xib: Describes the software interface. It is the predecessor of storyboard.   2. All resources

IOS, ios9 ① First, check whether there are any Settings in Build Settings in xcode; ②. Is the account used by multiple individuals? A personal developer's account can only be bound to one computer. When another computer is bound, your computer

[Code Note] tableView with index and tableview with index I ,. 2. Engineering Drawing. 3. Code. RootViewController. h #import @interface RootViewController : UIViewController{ UITableView * tableview; NSMutableArray * Aarray; UISearchBar *

IOS 9 Spotlight search OC and iosspotlight Introduction:At the WWDC 2015 Conference, Apple officially announced iOS9. In addition to many new features and enhancements, this upgrade also gives developers a chance to discover and use the content in

Basic knowledge of IOS development-fragment 30, basic knowledge of ios-Fragment 1: knowledge points of ALAssetsLibrary in ios album operations The a ALAssetsLibrary instance provides us with the function of getting pictures and videos in an album

UINavigationController, uinavigationbar MASTER: 1. Use UINavigationController: add and remove controllers. 2. UINavigationBar content settings.  Bytes ---------------------------------------------------------------------------------------------------

PopupWindow implements pulling the menu bar like iOS QQ music (supports gestures and click operations)If you are an expert, you can ignore N2. The source code is at the bottom. This morning, a friend from the Andorid group asked me some questions

Detailed description of attributes and error points of OC learning notes, and oc learning notes The attribute concept exists in OC1.0. The format is to define instance variables, and then define the setter and getter methods,Operate attributes with

Network Programming NSURLConnection and iosnsurlconnection for Ios NSURLConnection is primarily used for network access through four categories: NSURL, NSURLRequest, NSMutableURLRequest, NSURLConnection 　　I. Basic Knowledge (1) NSURL: request

Multi-thread programming in Ios development-NSThread and iosnsthread The IOS program updates the UI view and responds to the screen touch event through the main thread during running. However, there will be some time-consuming work during view

Custom NSLog for release and debugging, custom nslog debuggingProblem A large numberNSLogBut you want to cancel theseNSLog Is it often used during development?NSLog(@"%s", __FUNCTION__); Solve the problem NewExtendNSLogClass, inherited

Cocos2dx Frame Animation (iOS) and cocos2dx animation ios Plants vs. botnets 1 // Frame Animation 2 animation * Animation = Animation: create (); 3 4 Sprite * sprite = Sprite: create ("1.png "); 5 sprite-> setPosition (Vec2 (400,400); 6 this->

Several methods for creating controller views and controller views 1. Create Based on the storyboard description   2. Use the xib description to create   3. Create a view for the controller using the code Self. window = [[UIWindow alloc]