Chapter 2 route protocol Reading Notes and Chapter 3 route protocol

Chapter 2 route protocol Reading Notes and Chapter 3 route protocol Chapter 2 route protocol Reading Notes In a complex network structure, data needs to be sent to the target host through a reasonable route. The route control module determines the

[Reading Notes] iOS-garbage collection, ios-garbage collection

[Reading Notes] iOS-garbage collection, ios-garbage collection Objective-C is an inherited garbage collector. Compared with objects that have existed for a period of time, newly created objects are more likely to be treated as garbage. The garbage

Paper tail-Quartz2D-timer CADisplayLink snow effect, cadisplaylink

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Lyrics animation, cartoons lyrics

Lyrics animation, cartoons lyrics Achieve the animation of gradually changing the lyrics, such as karaoke can be stained according to the time progress. Because the project needs to achieve a similar effect that gradually changes the color of the

Network requests in IOS

Network requests in IOS For network requests that use NSURLConnection, it is best to define a class method. In the main thread, you can directly call a class method to obtain the requested network data. // construct a class method-request network + (

IOS study notes, ios learning materials

IOS study notes, ios learning materials 1. TableView comes with the sliding delete function. You only need to implement the proxy method tableView: commitEditingStyle: forRowAtIndexPath: method. You can perform data operations in the method and

[Reading Notes] iOS-reference count, Reading Notes ios-count

[Reading Notes] iOS-reference count, Reading Notes ios-count Cocoa uses a technology called reference counting, which is sometimes called reserved counting. Each object has an associated integer called its reference counter or retention counter.

IOS --- jump between apps

IOS --- jump between apps In iOS devices, the interaction between apps is mainly achieved through the openURL of UIApplication.Take Instagram (SDK not provided) as an example: //// ViewController.m#import ViewController.h@interface ViewController ()

Ending with love paper ----- drawing the basic line of Quartz2D, and ending with love ----- quartz2d

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IOS development diary 15-force pop-up system keyboard (disabled sogou keyboard), ios15-

IOS development diary 15-force pop-up system keyboard (disabled sogou keyboard), ios15- Today, the blogger needs to force the system keyboard to pop up and has encountered some difficulties. I would like to share with you the hope to make common

IOS---IPAD development and unique IPAD stunt

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Method Swizzling and methodswizzling

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IOS UI advanced 06, iosui advanced 06 CALayer In iOS, what you can see is basically a UIView, such as a button, a text tag, a text input box, and an icon. These are all uiviews, in fact, the reason why UIView can be displayed on the screen

Multi-thread NSOpertionQueue operation queue, nsoperationqueue

Multi-thread NSOpertionQueue operation queue, nsoperationqueue // NSOpertionQueue NSOperation // Queue // The main Queue column and custom Queue // The main Queue column run in the main thread, the custom queue runs in the background // NSOperation

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Ios-based UIImageView and iosuiimageview UIImageView UIImageView is a subclass of UIView. Its main function is to display images. Create a UIImage object UIImage*Image= [UIImageimageNamed:@ "Qwer.jpg"]; Create a UIImageView object imageView. The

IOS transition animation and iOS transition Animation

IOS transition animation and iOS transition Animation Animation in iOS: http://my.oschina.net/aofe/blog/270412 The CATransition class is applied to the app to implement the addSubview animation. -(Void) transitionView_from :( UIView *

Cocos2dx, Layer Anchor and scale, cocos2dxscale

Cocos2dx, Layer Anchor and scale, cocos2dxscale Recently, code writing requires scaling and Layer. However, we found that setting the location is incorrect, so we decided to study it. First of all, the basic code is well handled, and there is no set

IOS study notes, ios learning materials

IOS study notes, ios learning materials 1. When prepareForSegue is executed, all views of the target controller are not created yet. In this case, the operations on the objects are invalid. The required values should be assigned in the viewDidLoa

Objective C 2.0, Objective

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New Features of iOS8 IBDesignable

New Features of iOS8 IBDesignableNew OS8 features: IBDesignable/IBInspectable. You can directly set the attributes of the UI class in XIB or Storyboard. For example, UIView. layer. borderWidth, borderColor, and cornerRadius attributes cannot be

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