Resolves the. a file conflict in the project and the project. a file conflict.

Resolves the. a file conflict in the project and the project. a file conflict. . File a is a static file with multiple. in ios project development, when a third-party library is referenced, problems such as library conflicts and the library contains

Deep copy and light copy in OC, oc copy

Deep copy and light copy in OC, oc copy The definitions of deep copy and shallow copy have always been controversial. One understanding is: The so-called shallow copy is an incomplete copy. NSString * s = @ "123 "; NSString * s1 = s; // copy

Umeng add page statistics, umeng page

Umeng add page statistics, umeng page Umeng's statistics are still quite powerful. Although the project does not require relevant functions, related statistics are still added, and a line of code must be added to viewWillAppear and viewWillDisappear

Meitu xiuxiu beautifying the [intelligent optimization] Module Interface Design and xiuxiu Interface Design

Meitu xiuxiu beautifying the [intelligent optimization] Module Interface Design and xiuxiu Interface Design The intelligent optimization interface of meitu xiuxiu is very simple and clear. It only contains an image to be processed and a bar, and

UILabel usage, uilabel line feed

UILabel usage, uilabel line feed // UILabel-> UIView // UILabel is used to display text content // Create a Label. Generally, the position and size are determined by initWithFrame. UILabel * lb = [[UILabel alloc] initWithFrame: CGRectMake (50, 80,20

IOS project upload to AppStore step process, iosappstore

IOS project upload to AppStore step process, iosappstore 1. log on to mongo.apple.com. 2. Click member center and enter 3. Click certificates Identifiers. 4. Click Certificates. First, create the App IDs. 5. Then, create the corresponding

IOS prints Debug logs.

IOS prints Debug logs. The following macros are briefly introduced: 1) _ VA_ARGS _ is a macro of a variable parameter. The macro of this variable parameter is added in the new C99 specification, currently, only gcc is supported (not supported by the

[Code notes] logon ticket, Code notes

[Code notes] logon ticket, Code notes 1. Engineering Drawing. Ii. Code. UserInfo. h #import @interface UserInfo : NSObject+ (id)sharedManager;@property (nonatomic , retain) NSString* username;@property (nonatomic , retain) NSString* password;@end  

Objective-C note string operations, objective-c string

Objective-C note string operations, objective-c string In this summary, there are some operations on strings in OC. When a String object is created, an object whose content cannot be changed is created, which is called an immutable object. You can

IOS development diary 57-gradient effect SegmentControl, 57-segmentcontrol

IOS development diary 57-gradient effect SegmentControl, 57-segmentcontrol Today, the blogger has a demand for custom SegmentControl and has encountered some difficulties. I would like to share with you the hope to make common progress. Let's take a

Jump to UICollectionViewController and report cocould not load NIB in bundle solution. uicollectionview

Jump to UICollectionViewController and report cocould not load NIB in bundle solution. uicollectionview The error code is as follows: 'Could not load NIB in bundle: 'nsundle (loaded) 'with name 'product'' The custom cell of

Create and add a UIAlertController.

Create and add a UIAlertController. I prefer the previous method of creating UIAlertView. Although the updated method of UIAlertController replaces the functions and functions of UIAlertView and UIActionSheet with a modular replacement method,

Create a chat interface and a chat interface

Create a chat interface and a chat interfaceLayout of imitation QQ chat Most of the materials found currently have such results, and the design ideas are the same, A tableview uses a custom cell. After the cell is successfully created, it uses the

Share iOS WeChat and iOS emails

IOS sharing and iOS email sharing 1. register an open platform account: https://open.weixin.qq.com 2. Create an application Setting pictures can use a gadgets, details http://www.cnblogs.com/czq1989/p/5073586.html Generally, it takes several

IOS image resources Images Assets, iosassets

IOS image resources Images Assets, iosassets 1. Click and openImages. xcassetsTo see what is happening:]:   2. In the figure, we can see that there are two dashed boxes in the middle. We feel that we can drag the file in directly. OK, prepare the

(No. 00005) iOS pop-up games (4): Game data initialization (1)

(No. 00005) iOS pop-up games (4): Game data initialization (1)   In the previous article, we initially looked at the initialization methods of the MainScene class, where the Randomization map was done in the initGameDataFromGD method. Let's take

Common NSString operations,

Common NSString operations,   NSString * testStr01 = @ "HelloWord"; NSString * testStr02 = [testStr01 substringToIndex: 5]; // obtain the header (from the beginning ), to does not include the subscript content NSString * testStr03 = [testStr01

NSString type-learning summary,

NSString type-learning summary,1. Create a string (1) create a constant string NSString * str = @ "This is a String"; // str is the variable name.(2) create an empty string and assign a value to the string NSString * str = [NSString alloc]

IOS accumulation: An error occurred while canceling the button when the SearchBar loses focus !,

IOS accumulation: An error occurred while canceling the button when the SearchBar loses focus !, /* The programmer's goal is Conquer the sea of stars. */ ------ Problem reproduction: Many of the company's projects use friend management, so the use

[Code Note] single choice box,

[Code Note] single choice box, I ,. 2. Engineering Drawing. 3. Code. RootViewController. h # Import @ interface RootViewController: UIViewController // you can easily jump to the corresponding page @ property (nonatomic, retain) NSString * type; @

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