ExtendedLayout and UIViewController of the uiviewcontroller Series

ExtendedLayout and UIViewController of the uiviewcontroller

IOS UILabel: html Tag, iosuilabel

IOS UILabel: html Tag, iosuilabel After iOS7, the system provides the html Tag display method. UIKIT_EXTERN NSString * const NSHTMLTextDocumentType NS_AVAILABLE_IOS (7_0 ); Directly Add code NSString * str = @ " full 20 minus 5 minus 40 minus 15,

IOS-Runtime knowledge point sorting, ios-runtime knowledge point

IOS-Runtime knowledge point sorting, ios-runtime knowledge point Contents 1. Introduction to Runtime 2. Runtime-related header files 3. Technical Points and application scenarios 3_1. Get the attribute \ member variable list 3_2.

[Study Notes] [C Language] comma operator, learning notes comma Operator

[Study Notes] [C Language] comma operator, learning notes comma Operator The comma operator is mainly used to connect expressions, such: Int a = 9; int B = 10; a = a + 1, B = 3*4; * The expression connected by the comma operator is called a comma

[Study Notes] [C Language] Relational operators, learning note Operators

[Study Notes] [C Language] Relational operators, learning note Operators1. Condition judgment By default, every correct code written in the program will be executed. But most of the time, we want to execute a piece of code only when a condition is

UIButton and UILable of iOS

UIButton and UILable of iOS Initialize the UIButton and UILable objects, set the click event listening button, and change the value of UILable to the current time;Run: The Code is as follows: //// ViewController. m // tableviewdemo04 /// Created by

Ios development-common methods of application data storage-plist access method, iosplist

Ios development-common methods of application data storage-plist access method, iosplist [Note] reprinted, please indicate the source of blog Park-eat Tang sick Wukong http://www.cnblogs.com/hukezhu/   Common Data Storage Methods for ios apps

PresentViewController: How to Avoid overwriting the original viewController interface, uipageviewcontroller

PresentViewController: How to Avoid overwriting the original viewController interface, uipageviewcontroller How does PresentViewController not block the original viewController interface? Sometimes, you may need to bring up a View with relatively

[Oc learning diary] NSDate, oc learning diary nsdate

[Oc learning diary] NSDate, oc learning diary nsdate First, we will introduce how to return date objects. 1 // obtain the current date and time 2 NSDate * now = [NSDate date]; 3 NSLog (@ "% @", now ); 4 // return the date and time 5 NSDate * mydate19

[Study Notes] [C Language] sizeof, Study Notes sizeof

[Study Notes] [C Language] sizeof, Study Notes sizeof 1. used to calculate the memory bytes occupied by a variable, a constant, or a data type. 2. sizeof has three forms 1> sizeof (variable \ constant) Sizeof (10); char c = 'a'; sizeof (c ); 2>

IOS Development --- video recording, ios --- recording

IOS Development --- video recording, ios --- recording Today I have studied how to use the app to record videos. It seems quite simple. The AVFoundation framework is used, and the code is too dead. Just call it by step. Share the Demo steps today 1.

[Oc learning diary] Singleton mode, oc learning Diary

[Oc learning diary] Singleton mode, oc learning Diary First, let's take a look at the concept of Singleton mode. The Singleton mode ensures that only one object (only one address) exists in the system. The following is an example of a student. To

[Oc learning diary] proxy mode and oc diary proxy Mode

[Oc learning diary] proxy mode and oc diary proxy Mode What is the proxy mode? The proxy mode is also the delegate mode. The proxy mode, as its name implies, is a person asking another person to help him do something. Next we will use a purchase

[IOS] UITableViewController

[IOS] UITableViewController UITableViewController can adapt to the keyboard itself (the focus of the control in the cell will be moved to the top of the keyboard I thought about the following solution when I was doing keyboard retrieval: 1. Add a

How does ios determine that the date is a weekend?

How does ios determine that the date is a weekend? -(NSString *) calculateWeek :( NSDate *) date {// calculate the number of week NSCalendar * myCalendar = [NSCalendar currentCalendar]; myCalendar. timeZone = [NSTimeZone systemTimeZone]; NSInteger

IOS_UITextField basic operations

IOS_UITextField basic operationsBasic operations UITextField * userNameTextField = [[UITextField alloc] init]; userNameTextField. frame = CGRectMake (30,100,220, 50); [self. window addSubview: userNameTextField]; [userNameTextField release]; // set

IOS_UIButton simple operation

IOS_UIButton simple operationUIButton Style typedef NS_ENUM(NSInteger, UIButtonType) { UIButtonTypeCustom = 0, // no button type UIButtonTypeSystem NS_ENUM_AVAILABLE_IOS(7_0), // standard system button

[IOS] Image Compression & amp; save View as content Img

[IOS] Image Compression & amp; save View as content Img 1. Image Compression Encapsulation Method + (UIImage*)imageWithImageSimple:(UIImage*)image scaledToSize:(CGSize)newSize{ // Create a graphics image context

IOS Image Upload and Processing

IOS Image Upload and Processing  To read images from a camera or from an album, you must use the UIImagePickerController class. When using UIImagePickerController, you must implement the following two Protocols:        1. Read images from the

# Three Methods of left-sliding pop in IOS-navigation

# Three Methods of left-sliding pop in IOS-navigationThree methods of left-sliding pop in IOS-navigation: pop Method If we do not customize the back button in navigation, we can directly use the left-sliding pop method that comes with the system.

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