Json data parsing and json Parsing

Json data parsing and json Parsing Json file: { "count":"3", "friend": [ { "name": "zhangsan", "pwd": "12345", "nickName": "zs", "sex": "nan" }, {

Five minutes, I used the cocoaui library to build my interface in mainstream iOS apps, cocoauiios

Five minutes, I used the cocoaui library to build my interface in mainstream iOS apps, cocoauiios This project is based on the daily group purchase project, which was mentioned in the previous article! First, we will introduce some cocoaui, which is

Detects the orientation of the mobile phone to the UIDevice and the orientation to the uidevice.

Detects the orientation of the mobile phone to the UIDevice and the orientation to the uidevice. -(Void) viewDidLoad {[super viewDidLoad]; // you can call the UIDevice and begingeneratingdeviceorientationconfigurations method to send the orientation

Accelerometer and gyroscope, accelerometer Gyroscope

Accelerometer and gyroscope, accelerometer Gyroscope If an instance of the motion manager needs to be created in the program, an instance should provide the accelerator and gyroscope motion services to the whole program. because the device only has

[Reading Notes] iOS-category, Reading Notes ios-

[Reading Notes] iOS-category, Reading Notes ios- 1. Category is a way to add new methods to existing classes.   Ii. Category limitations. 1. You cannot add new instance variables to the class. The category does not have a location to accommodate

UIButton + Block, uibuttonblock

UIButton + Block, uibuttonblock A UIButton Category that uses block to process UIControlEvent events, such as commonly used TouchUpInside.The code is not original and can be seen on the Internet. It is used in actual projects and no problems have

Screenshot method after iOS development diary 19-7.0, screenshot of ios diary 19-7.0

Screenshot method after iOS development diary 19-7.0, screenshot of ios diary 19-7.0 Today, the blogger has a requirement for screenshots and has encountered some difficulties. I would like to share with you the hope that we can make common progress.

XML data parsing (system method) and xml data parsing method

XML data parsing (system method) and xml data parsing method XML is a self-describing data exchange format. It is a very important data exchange format and has been used in various computer languages for many years. XML is similar to HTML, and has a

IOS-Http: GET: POST, ios-httpgetpost

IOS-Http: GET: POST, ios-httpgetpostI. Overview * The HTTP/1.1 protocol defines the eight request methods: OPTIONS, HEAD, GET, POST, PUT, DELETE, TRACE, and CONNECT. * The GET method and POST method are the most frequently used network request

Svn exports the code before a modification point, and svn exports the modification code

Svn exports the code before a modification point, and svn exports the modification code After a feature has been developed and submitted to svn, the supervisor suddenly says that this feature is not required during packaging (or this feature is not

The parent-child relationship of the view and the parent-child relationship of the controller are displayed in the controller view of iOS.

The parent-child relationship of the view and the parent-child relationship of the controller are displayed in the controller view of iOS.  I. Effect Ii. project code The Demo uses several controllers to draw different xib and drag a few spaces at

[Reading Notes] iOS-features, Reading Notes ios-

[Reading Notes] iOS-features, Reading Notes ios- 1. The @ symbol indicates "you will use the special usage of Objective-C ". @ Property is a new compiler function that declares a new object property.   2. @ property pre-compiled commands are used

Determine the iOS device model

Determine the iOS device modelNSString * clientModel () {NSString * model = [[UIDevice currentDevice] model]; if ([model isEqualToString: @ "iPhone1, 1"]) return @ "iPhone 1G "; if ([model isEqualToString: @ "iPhone1, 2"]) return @ "iPhone 3G"; if ([

About how to create a folder in Xcode. (Hope to add), new in xcode

About how to create a folder in Xcode. (Hope to add), new in xcode1. for newly created classes, put them in the corresponding folder in the file directory. At this time, in Xcode, an error will be reported (the file path is incorrect). At this time,

System sound & amp; warning sound & amp; vibration, menghua system sound

System sound & warning sound & vibration, menghua system sound In order to attract the user's attention when issuing a warning, it is often accompanied by a prompt sound vibration. the system audio service provides an interface for playing audio

"Get verification code" and "get verification code"

"Get verification code" and "get verification code" When it comes to the user registration function, many apps now use mobile phone numbers as the basis for registration, which naturally cannot be separated from mobile phone verification codes. To

Explanation of NSCharacterSet and explanation of nscharacterset

Explanation of NSCharacterSet and explanation of nscharacterset     The meanings of various enumeration types in NSCharacterSet are as follows: 1 controlCharacterSet // controller 2 whitespaceCharacterSet 3 character // space newline 4

How to Improve iOS development and improve iOS development

How to Improve iOS development and improve iOS development Many people asked me about how to improve iOS development on their blogs and posts. After some thoughts, I can think of the following methods to improve iOS development. I personally use

IOS study notes, ios notes

IOS study notes, ios notes 1. Sqlite3 database creation sequence: 2. Sqlite3 database table creation sequence: 3. The update and delete operation sequence of the Sqlite3 database is similar to that of the table creation. You only need to change

IOS --- implement UIViewController redirection in the Execution Code of the NSObject subclass

IOS --- implement UIViewController redirection in the Execution Code of the NSObject subclass In iOS development, to achieve jump between UIViewController, you can use the navigationController pushViewController or the UIViewController

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