Use UIScrollView and UIImageView to Implement Circular image scrolling,

Use UIScrollView and UIImageView to Implement Circular image scrolling, Scenario: In the development work, sometimes we need to implement a set of images to scroll cyclically. When we use UIScrollView in combination with UIImageView to implement the

IOS development-project knowledge sharing and experience accumulation (1), ios development

IOS development-project knowledge sharing and experience accumulation (1), ios development Recently, when I was working on a project, I used Storyboard to adapt to the screen quickly. After adding constraints, I found a problem (this problem will be

Detailed analysis of UITextfield in iOS, iosuitextfield

Detailed analysis of UITextfield in iOS, iosuitextfield // Initialize textfield and set the position and sizeUITextField * text = [[UITextField alloc] initWithFrame: CGRectMake (20, 20,130, 30)]; // set the border style. The border style text is

[Switch] How to pass App Store Review (iOS developer Experience Sharing), appios

[Switch] How to pass App Store Review (iOS developer Experience Sharing), appios The CocoaChina communication community once initiated a topic discussion about why iOS developers failed to review and the solution. The valuable reply content is as

Image processing code snippets to process code snippets

Image processing code snippets to process code snippets1. image Scaling: code-(UIImage *) resizeImage :( UIImage *) image toWidth :( NSInteger) width height :( NSInteger) height {// Create a graphics context with the target size // On iOS 4 and

Mac command, view mac address command

Mac command, view mac address commandAn error occurred while resuming the Launchpad icon. To restore the Launchpad, You need to enable the terminal application (in the application/terminal), and then enter the following command:Defaults write

IOS developer traverses the attributes of the Model class and uses Runtime to assign values to the Model class. iosmodel

IOS developer traverses the attributes of the Model class and uses Runtime to assign values to the Model class. iosmodel In the previous blog "assign values to Model classes using Runtime for iOS development", we introduced how to assign values to

Stanford iOS Learn Notes, stanfordios

Stanford iOS Learn Notes, stanfordios During this time, I was studying Stanford's iOS 8 teaching video, so I was not thinking about it, so I was prepared to summarize some notes about the video learning so that I could understand it more easily.

Enterprise Certificate publishes an app to qiniu cloud service, and enterprise certificate app niuyun

Enterprise Certificate publishes an app to qiniu cloud service, and enterprise certificate app niuyun --- Restore content start --- I recently published an app for enterprise certificates, from applying for enterprise certificates to publishing test

The iOS XMPP Communication Protocol provides a graphical and intuitive experience.

The iOS XMPP Communication Protocol provides a graphical and intuitive experience. For the first time, I did not know how to write something useful, so I 'd like to share my recent research! It is about the implementation of the

IOS KVC supplement and instance

IOS KVC supplement and instanceHow does KVC supplement and instance get value and modify value --> How -(Void) setValue :( id) value forKey :( NSString *) key-(id) valueForKey :( NSString *) key // uses the key as the identifier to obtain the

IOS reads images from each frame through the camera and performs face recognition (swift)

IOS reads images from each frame through the camera and performs face recognition (swift)To use the IOS camera, you need to use the AVFoundation library. I will not introduce the content in the library. The AVCaptureSession class is required to

IOS-read plist files

IOS-read plist files // UI-city list // // Created by jzq_macon 15/7/30. // Copyright (c) jzq_mac. All rights reserved. //   # Import ViewController. h # Import DetailViewController. h @ Interface ViewController () { NSArray *

IOS design pattern-Observer Pattern

IOS design pattern-Observer Pattern Observer mode: Defines a one-to-many dependency between objects. When the status of an object changes, all objects dependent on it are notified and automatically updated.   When to use observer Mode (1): changing

Send UDP broadcast and receive data in ios development

Send UDP broadcast and receive data in ios developmentWith asyncUdpSocket, the server responds after receiving the broadcast, and then starts communication. -(Void) init { AsyncUdpSocket * socket = [[AsyncUdpSocketalloc] initWithDelegate:

IOS KVC Overview

IOS KVC OverviewThe basic concept of KVCKVC --> WhatKVC is a way to indirectly change the object state (or attribute value:Key-value codingKVC for short. the main essential feature is that a string is used to identify the property variables of an

The floating Effect of tableViewCell in iOS development, iostableviewcell

The floating Effect of tableViewCell in iOS development, iostableviewcell In fact, I wanted to write a blog for a long time. I just felt that my technology was not good. The writing was not very technical and it was useless. But I thought about it

Autolayout (Elementary) and iosautolayout for screen adaptation in iOS

Autolayout (Elementary) and iosautolayout for screen adaptation in iOS This is the second blog. Come and come. Hi, today we are talking about iOS screen adaptation. as APPLE launches more and more mobile phones, the screen size is also increasing,

IOS development check and update

IOS development check and updateIOS development check and update # Pragma mark-check for updates - ( void )checkUpdateWithAPPID:( NSString  *)APPID {      // Obtain the current application version      NSDictionary  *appInfo =

CALayer knowledge: Create a rounded corner image layer with a shadow effect and a custom painting content layer,

CALayer knowledge: Create a rounded corner image layer with a shadow effect and a custom painting content layer, The effect is as follows: KMLayerDelegate. h 1 #import 2 3 @interface KMLayerDelegate : NSObject4 5 @end KMLayerDelegate. m 1 # import "

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