Resumable upload for ios: NSURLSession and NSURLSessionDataTask are implemented,
Although the NSURLSessionDownloadTask provided by Apple can implement resumable data transfer, it cannot be processed in some cases, for example, the program is
IOS 2D game development framework SpriteKit --> continued (improving role functions), iosspritekit --
I. DescriptionToday, the bullet launch function is added to the role genie, And the collision detection between the bullet and the enemy genie is
Use runtime to dynamically add and call methods for the class.
After I started iOS development for a while, I found that I could not just focus on completing the needs, but I could use other development skills in my spare time to improve my skills
UIDynamic, iosuidynamic
Purpose:
Move from one point to another;
Related attributes:
Mode: UIPushBehaviorModeContinuous // The progressive mode.
Angle: setAngle // The angle of passage
Magnloud: setmagnloud // The speed of each magnigude will cause
IOS 2D game development framework SpriteKit --> continued (create user role genie -- original), iosspritekit --
I. Main ImplementationToday, spritekit allows you to create a player's role genie (SKSpriteNode *) and add a gesture operation for the
IOS correctly selects the image loading method, and ios correctly selectsCorrect image loading methods can play a major role in memory optimization. There are three common image loading methods:
// Method 1 UIImage * imag1 = [UIImage imageNamed: @
Swift and swiftcode
Swift-a hybrid progress bar is achieved by adding UILabel
Effect
Source code
Https://github.com/YouXianMing/Swift-Animations
/// MixedColorProgressViewController. swift // Swift-Animations // Created by YouXianMing on 16/8/2
Use an empty template after Xcode7 and Xcode7
No blank template is available for Versions later than Xcode7
If you are used to empty templates, you can copy the empty template folder and place it in the template location and restart it.
1: first,
Use NSAssert () and NSParameterAssert to debug programs and how to use iosnsassert
NSAssert:
NSAssert () is just a macro used to debug bugs in the program in the development phase. It passes a condition expression for NSAssert () to determine
Disputes during iOS development (I): disputes during ios developmentPreface
I plan to share some controversial topics and express my views. This is the first article in this series. I want to discuss how to define the member variables of the class?
Swift-Subscripts and swiftsubscripts
A subscript script can be defined in objects such as Class, Struct, and enumeration. It can be considered as a shortcut to access a set, list, or sequence, you do not need to call the instance's specific
Jump to the "Notification" of your App and jump to the app notification
If (iOS8 ){
NSURL * url = [NSURL URLWithString: UIApplicationOpenSettingsURLString];
If ([[UIApplication sharedApplication] canOpenURL: url]) {
[[UIApplication
IOS learning and ios learning routes
Socket is an intermediate software abstraction layer for communications between the application layer and the TCP/IP protocol. It is a group of interfaces.
TCP: connection-oriented, reliable
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