IOS

A small example of IOS development -- use UIImagePickerController to create a simple camera application and use uiimagepicker to crop This blog post is a summary of the learning process for reading IOS Programming Tutorial from abroad. It is

NSObject hash method, NSObjecthash Method NSObject hash Method   Description This example only shows when an object executes the hash method.   Details 1. The necessary Model class is overloaded with the hash method to reflect whether the Hash

Application source code similar to "on demand" compiled by Swift, swift source code An App written in SwiftOverview This project was prepared to consolidate Swift's knowledge. The materials are from the official App Use Storyboard + Xib +

IOS notification mechanism, ios notification On the Internet, it is often said that the iOS notification mechanism uses the observer mode, which has two roles: poster (sender) and observer (subscriber that accepts information ). However, I think the

Singleton mode-implemented with GCD and implemented with mode-GCD To use GCD to implement the singleton mode: Step 1. Create the header file XZSingleton. h with the following code: //. H file # define XZSingletonH (name) + (instancetype) shared #

IOS has encountered some pitfalls in Sina Weibo sso authorized login, such as iossso.   Sina Weibo sso authorizes third-party login. There is no third-party framework, such as shareSKD and umeng. For more information, see the official Sina SDK and

IOS network analysis-(12 UIWebView Introduction), iosuiwebview In this article, we only need to know what UIWebView is. UIWebView is a UI control provided by Apple to display webpages. It is also the most memory-occupied control. After iOS8.0, A

[Code Note] cache path operation class, code note cache path I. Code. AppDelegate. h #import @interface AppDelegate : UIResponder { NSMutableDictionary *cachedData;}@property (strong, nonatomic) UIWindow *window;@end   AppDelegate. m # Import

Big talk design mode-appearance mode (facade mode), design mode FacadeWhat is appearance mode? Provides a consistent interface for a group of interfaces in the subsystem. This mode defines a high-level interface, which makes the subsystem easier to

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

Deep Dive into all aspects of Block, deep dive into blockContent outline: 1. Blocks Summary 2. Blocks Mode 3. Block essence (key points for interviews)  1. Blocks Summary What is Blocks: Blocks is an extension function of C language. It can be

Use code snippets to improve development efficiency and improve code snippet Efficiency 1. What is a code snippet (code snippets) Code snippet: A memory area used to store code execution. For example, many development tools have basically integrated

Ios client + Server Source Code, ios source codeSoftware features: similar to the Momo client, such as registering, logging in, uploading photos, browsing photos, searching for nearby members, paying attention to, removing attention, chatting, voice

Key code integration in iOS development 1. Code to determine whether the email format is correct: // Use regular expressions to verify-(BOOL) isValidateEmail :( NSString *) email { NSString * emailRegex = @ "[A-Z0-9a-z. _ % +-] + @ [A-Za-z0-9.-] + \.

Force horizontal screen on iOS 9 and force horizontal screen on ios 9 First, only one portrait is left in the Supported interface orientations option in the plist file. Use the following code to force a horizontal screen Self.

[Code notes] Merge multiple images, and merge Multiple Code notes. Code:   RootViewController. m   # Import "RootViewController. h "@ interface RootViewController () @ end @ implementation RootViewController-(id) initWithNibName :( NSString *)

Network Programming for IOS development-File compression and decompression, and ios Network ProgrammingPreface: The QQ emoticon package uses decompression. the formats of the many emoticon files downloaded from the Internet are not image files, but

Solution for failure of all certificates in the iOS-key string (invalid issuer of the certificate), ios-Key Today, I used Xcode to package the IPA file to my colleagues. When the result showed that the import was prompted, I was prompted for the

IOS development diary 59-two good books and ios59 are recommended I have been working overtime to catch up with projects for more than January years. The New Year is approaching. I wish you a happy New Year! Two good books are recommended here.

[Code Note] takes a UIView and takes a uiview. I ,. 2. Engineering Drawing. 3. Code. RootViewController. m # Import "RootViewController. h "@ interface RootViewController () @ end @ implementation RootViewController-(id) initWithNibName :(