IOS push services

IOS push services Apple Push Notification Service (APNS) is a common interaction method in iOS applications. APNS relies on one or more system resident processes to take over message pushing for all applications. Therefore, APNS can be seen as

ARC-circular reference-solution, arc-reference solution

ARC-circular reference-solution, arc-reference solution 1. The most common type of code for loop reference.   -(Void) viewDidLoad {[super viewDidLoad]; // Do any additional setup after loading the view, typically from a nib. optional * firstArray

(9/18) re-learn Standford_iOS7 development _ animation, automatic layout _ course notes, standford_ios7 Course

(9/18) re-learn Standford_iOS7 development _ animation, automatic layout _ course notes, standford_ios7 Course I recently started my internship. I don't have much time to update it. Lesson 9: 1. demo of the previous lesson: complete implementation

Webpage js, webpage js

Webpage js, webpage js Communication between JS and iOS mainly uses two methods: (The PhoneGap framework is also based on this principle) 1. stringByEvaluatingJavaScriptFromString method of UIWebView 2. UIWebViewDelegate -(BOOL) webView :( UIWebView

Reflection of iOS Animation

Reflection of iOS Animation1. Result Display 2. Implementation ideas 1. Use the copy layer to create a UIImageView to display the image, and then copy the UIImageView. Note:The copy layer can only copy child layers, but the UIImageView has only one

Build 8 development frameworks for iOS-style mobile Web applications and iOS 8

Build 8 development frameworks for iOS-style mobile Web applications and iOS 8 Using HTML5, CSS3, and JavaScript to develop mobile applications has proved to be a feasible method. Several iOS-style mobile app development frameworks are included here

Application of physics knowledge in iOS Animation: Angry Birds-acceleration of gravity

Application of physics knowledge in iOS Animation: Angry Birds-acceleration of gravityFlat throwing Do you still remember the beautiful arc drawn by the birds in the air when they first played Angry Birds? Do you still remember the scenes in which

IOS FMDB-insert and read UIImage

IOS FMDB-insert and read UIImage   1: Import FMDB to save the image # Import BaseViewController. h# Import FMDatabase. h# Import FMDatabaseQueue. h# Import PPCamaraUtil. h# Import SecondViewController. hStatic const NSString * kIdentifier = @

IOS Touch ID Usage

IOS Touch ID Usage1. First import the header file # import 2. Key code -(Void) validateTouchID {LAContext * context = [[LAContext alloc] init]; NSError * error; NSString * tip = @ "verify existing mobile phone fingerprints by using the Home Key "; /

Particle effect in iOS Animation

Particle effect in iOS Animation04. Particle Animation 1. effect: Randomly draw a path, click the start button, particle Animation2. Implementation ideas 1. Create a canvas to draw a path and customize the view. 2. Add a pan gesture to the custom

Beautiful iOS animation clock

Beautiful iOS animation clock1. Final 2. The implementation idea is to rotate around the center point by default in ios, because the anchor is at the midpoint of the layer by default. to rotate around the center point below, you need to change the

IOS uses Socket UDP protocol Broadcast Mechanism

IOS uses Socket UDP protocol Broadcast Mechanism 1. Preface What is the UDP protocol broadcast mechanism? For example, if a person in a group of people is looking for James, then you yell (broadcast): "Who is James" If it is James, it will respond

IOS animation activity indicator

IOS animation activity indicator1. Result Display 2. Implementation ideas 1. Create a copy Layer CAReplicatorLayer *replicator = [CAReplicatorLayer layer]; replicator.frame = CGRectMake(50, 50, 200, 200); replicator.backgroundColor =

Simulating volume vibration bar in iOS Animation

Simulating volume vibration bar in iOS AnimationVolume vibration bar: If yes? Create three layers and play the y-axis scaling animation in sequence.Using CAReplicatorLayer 1. What is CAReplicatorLayer? A layer that can copy its own child layer. The

Design and Implementation of the Bus card system for ios development

Design and Implementation of the Bus card system for ios development //// Main. m // Bus-Bus/* Bus card recharge system. There are two options: the first option is coin or banknote, and the second option is card recharge. The value of recharge is 20,

Ios development-guess digital games

Ios development-guess digital games /// Main. m // Number of guesses // # import # Import Guess. hint main (int argc, const char * argv []) {Guess * number = [[Guess alloc] init]; NSLog (@ enter the number you guessed ); int guessNumber; scanf (

Design and Implementation of IPad for iOS development

Design and Implementation of IPad for iOS development //// main.m// 6-ipad//#import #import Ipad.hint main(int argc, const char * argv[]){ Ipad * ipad = [Ipad new]; ipad->_color = IpadColorBlack; ipad->_size = 7.9;

IOS Touch ID and iostouchid

IOS Touch ID and iostouchid 1. First import the header file #import 2. Key code -(Void) validateTouchID {LAContext * context = [[LAContext alloc] init]; NSError * error; NSString * tip = @ "verify existing mobile phone fingerprints by using the

The source code project of the IOS app purchased by the cloud with a high imitation dollar, and the ios app with a high imitation

The source code project of the IOS app purchased by the cloud with a high imitation dollar, and the ios app with a high imitation High imitation one-dollar cloud purchase IOS app (high imitation from one-dollar cloud purchase Android client) This

# Ifndef # define # endif usage,

# Ifndef # define # endif usage, # Ifndef # define # endif usage   # Ifndef # Ifndef in the header, which is critical. For example, you have two C files, both of which include the same header file. During compilation, these two C files need to be

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