IOS

How can I dynamically load ads on the welcome page in iOS? When we open an application, the first thing we see is often not the main interface of the program, but the well-designed welcome interface, which usually stays for a few seconds and then

Knowledge about HTTP protocol for iOS development, and knowledge about iosHTTP principles HTTP request Selection How to send an HTTP request1. What is a URL? Before introducing HTTP, we have some knowledge about the URL, because only through the URL

IOS development ------ simple multi-Choice of images (AssetsLibrary) AssetsLibrary. the framework is a static library used before iOS7.0 to obtain all media resources of the mobile phone. Photo can be used after iOS8.0. framework, but because iOS7

UITableView and UISearchController search and pull-up loading, pull-down refresh, and uitableview pull-down refresh 1 # import "ViewController. h "2 # import" TuanGouModel. h "3 # import" TuanGouTableViewCell. h "4 # define kDeviceWidth [UIScreen

[Swift learning] Swift programming tour-collection type Dictionaries (8), swiftdictionaries A dictionary is a storage that stores multiple types of data. Each value is associated with a unique key as the identifier of the value data in the

What is the power effect? First, a UIDynamicAnimator animated painter will give him a UIDynamicBehavior power effect, and add the UIDynamicItem (UIView) power element to the power effect. Dynamic elements: all elements that comply with the

The encapsulated data requests plus the firewheel effect, the encapsulated requests plus the firewheel Encapsulate the effects of data requests and fire wheels into a method. You can directly call this method when using it. + (Void) startRequest :(

NSURLSession/NSURLConnection File Upload method, nsurlsession upload Image The best way to learn is understanding + understanding. The theoretical basis of this article is mainly related to the HTTP network communication protocol. In order to

One of the implementation principles of IOS image carousel and ios carouselIOS image carousel implementation principle Image rotation is to display different images in a display area by sliding. When there are few images, we can add many images

If the ARC data type needs to be released, the arc data type is released. // Foundation: OC// Core Foundation: C Language// The Data Types of the Foundation and Core Foundation frameworks can be converted to each other.// NSString * str = @ "123"; //

[Code Note] watering animation, note watering Animation I ,. 2. Engineering Drawing. 3. Code. RootViewController. h #import @interface RootViewController : UIViewController{ NSTimer *timer; int i;}@end   RootViewController. m -(Void)

Simple use of Socket, simple use of Socket I. Socket: Socket, also known as "Socket" Two programs on the network exchange data through a two-way communication link. The end of the Connection becomes a socket Applications usually send requests or

JSON parsing scheme, json Parsing   In iOS, there are four common JSON resolution solutions. Third-party frameworks: JSONKit, SBJson, and TouchJSON (performance from left to right, the worse) Apple native (built-in): NSJSONSerialization (Best

Two imageviews in iOS implement image scrolling, Author: codingZero   Introduction In many projects, the image carousel function is available. The online image carousel frameworks are emerging one after another. Based on my own ideas, I have used

Use the code block (conversion) and Xode code in xode During our coding process, we will always find some repetitive coding work, and you may not bother copying and paste, but have you considered how to solve this problem? In fact, many programming

CoreData database migration operations and coredata database migration The procedure for migrating the CoreData database is based on Xcode7.   1. Add a new database. Select the current database version: Editor-> Add Model Verson to create a new

New Features of iOS 9: a collection of developer articles (constantly updating ......)After iOS was updated to 9.0, after Xcode7.0, Apple opened a number of new APIs. Here we have sorted out some new features after iOS9 for you to learn and exchange.

IOS miscellaneous pen-9 (MD5 encryption), ios-9 First, an introduction to MD5 * From a big bull * Message Digest Algorithm MD5 (the fifth version of the Message Digest Algorithm in Chinese) is a hash function widely used in the computer security

Modify the foreground color and background color of the status bar. 1. Add key: View controller-based status bar appearance value: NO to info. plist.   // Set the foreground color of the status bar (battery, time) -(Void)

IOS Development notes tools ?? To do well, you must first sharpen your tools. As a qualified iOS developer, skillful use of various development or auxiliary development tools is also a required skill. Below are some of my tools, their application