IOS

Take notes for the fourth day of IOS Learning (loop), and take notes for the fourth day of ios Learning IOS Learning (C Language) knowledge point sorting notes I. Branch Structure 1. The branch structure can be divided into two types: single branch:

Differences between single-thread and multi-thread, single-thread, and multi-thread Programs, processes, threads Program: executable Application Generated by source code. (For example, QQ. app) Process: A running program can be considered as a

IOS learning 04 Tom development, ios04 IOS development, a simple Tom development, is as follows: 1.1 I used to think this little game was good and fun. Now I learned about IOS and found that this program is really simple. In fact, this is not

Design network code and network code   The Protocol itself is a custom protocol for transportation and location over UDP. There are many reasons why I decided to use the custom protocol. First, the current task looks simple enough, so it is easier

IOS-3-Objective-C language: Singleton Design Model Abstract: The method of the parent class needs to be rewritten in the singleton design mode. Because Global instances cannot be released, the retain, release, and autorelease methods related to

Several methods for obtaining file paths in iOS and ios The iphone Sandbox Model has four folders: What are they, where permanent data storage is generally stored, and how to get the simulator path. Documents, tmp, app, Library. (NSHomeDirectory ()),

For IOS basic, set the APP name, setting icons, and adding images waiting for loading, 1. The default name of our app is our project name, so we usually change a more friendly name. The change method is as follows: Find the InfoPlist. strings

Image processing code snippets to process code snippets1. image Scaling: code-(UIImage *) resizeImage :( UIImage *) image toWidth :( NSInteger) width height :( NSInteger) height {// Create a graphics context with the target size // On iOS 4 and

Use Runtime for iOS development to assign values to the Model class, iosmodel This blog is a foundation for network caching. This blog first provides a simple and easy-to-use method for converting dictionaries into Entity classes, then, how to use

Install the app animation and the app animation on your own I recently learned about CALayer-related animations. One day I suddenly found that the animation for installing an app on Apple was very good, so I wanted to implement it myself. I still

IOS-entire process of event processing (Supplement)Complete process of event processing 1> first pass the event object from top to bottom (the parent control is passed to the Child control) and find the most appropriate control to process the event.

[Learning notes] [OC language] set Method and get method, learning notes ocsetget 1. Use Cases of the set and get Methods@ Public members can be assigned a value at will. The set and get methods should be used to manage member access (such as

How to Create a proxy in Objective-C and create an objective-c First, we need to create a class. In order to facilitate understanding, we will simulate finding an intermediary to rent a house in real life. Therefore, we need to create a Person class

NSUserDefaults, object archiving, nsuserdefaults Archiving NSUserDefaults @ Interface Person: NSObject @ Property (nonatomic, assign) NSInteger ID;@ Property (nonatomic, copy) NSString * name;@ End   // Save NSUserDefaults * user = [NSUserDefaults

Basic Network request, network request 1. Synchronize GET // 1. initialize the URL into an OC String object NSString *urlStr = [NSString stringWithFormat:@"%@?wewe=%@", @"111", @"222"]; // 2. If the URL contains Chinese characters, perform URLEncode

Encapsulation, inheritance, polymorphism, and Objective-C polymorphism in objective-c Advantages of encapsulation: Benefits of inheritance: Notes for inheritance: Inheritance and combination: 1 @ interface Score: NSObject 2 {3 int _ cScore; 4 int _

Introduction to Using iOS Simulator The iOS simulator is an auxiliary tool that can be used when developing programs under Mac and iOS platform programs. IOS Simulator is part of Xcode. Xcode is Apple's own iOS development program. It can be

[Learning notes] [C Language] Conditional compilation, learning notes Compilation 1. Concept of Conditional compilation In many cases, we hope that some of the code of the program can be compiled only when certain conditions are met. Otherwise, it

How to block the keyboard in the ios input box During IOS development, it is inevitable that the input box is hidden by the keyboard. I searched a lot of related solutions on the Internet, but I thought it was too troublesome.Some solutions are to

IOS system map implementation and positioning   1: add the library CoreLocation. framework and MApKit. framework; 2: @ property (nonatomic, strong) CLLocationManager * locationManager;@ Property (nonatomic, strong) MKMapView * mapView;@ Property