Download MonoTouch and monotouch

Download MonoTouch and monotouch Application tried to present modally an active controller 1. AddGestureRecognizer adds an event to the image View // Rounded Avatar _ avatarView = new UIImageView (new RectangleF (_ blockSpace, _ blockSpace, 2 * _

IOS learning 17th days of notes (operations on files in OC), ios 17th days

IOS learning 17th days of notes (operations on files in OC), ios 17th days Knowledge points of IOS Learning (oc language) I. Singleton Mode   1) Singleton is a programming idea. A design model is language-independent. In applications that use

18th-day notes (archiving and archiving operations) for IOS and 18th-day ios

18th-day notes (archiving and archiving operations) for IOS and 18th-day ios Knowledge points of IOS Learning (oc language) I. Archiving and archiving operations   1) Archiving is a process in which one or more objects are stored for future

19th-day notes (Protocol-protocol) and IOS-Protocol

19th-day notes (Protocol-protocol) and IOS-Protocol Knowledge points of IOS Learning (oc language) 1. Introduction to Protocols1) concept: a protocol refers to an interface object negotiated between multiple objects. The Protocol provides some

Instancetype and id

Instancetype and id 1. Similarities Can be used as the return type of the method. 2. Differences Instancetype can return objects of the same type as the class of the method. id can only return unknown objects; Instancetype can only be used

Two Methods for capturing video thumbnails in iOS

Two Methods for capturing video thumbnails in iOS After you have finished playing an online video using MPMoviePlayerController, you may need to obtain a thumbnail of the video in practice. Let's take a look at how to take a thumbnail of the video

IOS animation implementation Summary

IOS animation implementation SummaryIn iOS, there are two types of animation implementation directions: one is the animation method that operates UIView, and the other is the core animation, but in iOS 7, UIView is also involved with core animations.

IOS-member center page and logic

IOS-member center page and logic Member Center interface:Different content is displayed based on the VIP status, and the button is set to jump to the payment page. Code /// MemberCenterViewController. h // SymptomChecker /// Created by C. l. wang

IOS development-custom multi-choice album

IOS development-custom multi-choice albumThe main idea of custom multi-choice album is to import the AssetsLibrary framework to obtain the resource group from the resource library [0]. filter the [1] photo and then display the group in the list.

IOS UITableView table view scroll hide UINavigationController navigation bar

IOS UITableView table view scroll hide UINavigationController navigation bar UITableView inherits from UIScrollViewTherefore, the proxy method of UIScrollView is also applicable to UITableView.To hide the navigation bar, follow these steps: Self.

For iOS, review contentSize, contentOffset, and contentInset

For iOS, review contentSize, contentOffset, and contentInsetFor iOS, review contentSize, contentOffset, and contentInset ContentSize is the area where scrollview can scroll. For example, frame = (0, 0,320,480) contentSize = (320,960) indicates that

Image loading problems with imageNamed,

Image loading problems with imageNamed, We usually use imageNamed: To load images, but the problem with this API is that it caches the loaded images. Therefore, this API is very efficient for those reused images. However, for those images that

Brief Introduction to NSPredicate, nspredicate

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IOS-use CoreLocation to get the current city

IOS-use CoreLocation to get the current city In the previous blog-CoreLocation-iOS location information, we briefly described the use of CoreLocation and obtained latitude and longitude information. next, we will reverse parse the current city and

Push UILocalNotification locally in iOS

Push UILocalNotification locally in iOSCreate notification     UILocalNotification * notification = [[UILocalNotification alloc] init]; if (notification) {NSDate * now = [NSDate new]; notification. fireDate = [now dateByAddingTimeInterval: 10]; //

IOS recording practices

IOS recording practices In the AVFoundation framework, the AVAudioRecorder class specializes in recording operations and supports multiple audio formats. The following are common attributes and methods:   Attribute Description @

Simple use of multithreading and simple use of Multithreading

Simple use of multithreading and simple use of Multithreading Simple use of NSOperationQueue: 1. Create an NSOperationQueue object 2. Create an NSOperation object 3. Add operation to NSOperationQueue MRC needs to be manually released 4. release

IOS development UI basic UIView and iosuiuiview

IOS development UI basic UIView and iosuiuiview This section mainly introduces the basic concepts of UIView and some attributes. The attribute users will be described in detail later.-Basic concepts of UIView 1. What is a control? All the UI

16th-day notes (Category/NSSet/NSIndexSet operation), nssetnsindexset

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IOS carousel image implementation

IOS carousel image implementation   # Define SCREEN_SIZE [UIScreen mainScreen]. bounds. size# Define KImageCount 3# Define KImage_Height 250@ Interface ViewController () @ Property (nonatomic, strong) UIScrollView * scrollView; @ Property

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