IOS

Autonavi map iOS SDK limits the scaling ratio of the map.Problem In the iOS SDK 3D version (v2.4.0) of AMAP, the 3D effect is displayed when the display range is around MB. is there a way to minimize the scale of the map to this ratio to ensure that

Random display of background color and random display of background color   Directly run the Code: -(Void) viewDidLoad {[super viewDidLoad]; // Do any additional setup after loading the view. self. title = @ "random display of background colors";

IOS × Ü yangá _ {µ~öuibutton µäí ~~ä) ° U have been transferred to the upper reaches of the Lower Reaches of the upper limit. limit µä£;{μ? ¬ à Ð ''' ó Ò» Ø Ó µ µã × Å UIButton * button = [[UIButtonalloc] initWithFrame: CGRectMake (100, 40)]; // Ó

Beginning iOS 8 Programming with Swift-TableView, iosswift-tableviewUse the UITableView Control Use UITableView to drag a Table View to ViewController in the control library. in the Controller's background code, you must inherit the protocols of

Use literal syntax to make iOS code more beautifulLiteral syntax1. Literal ValueComplex Method:NSNumber * someNumber = [NSNumber numberWithDouble: 3.4];NSLog (@ "the value is % @", someNumber );Alternative method:NSNumber * a = @ 21.3;NSNumber * B =

Introduction to ios development (III): Introduction to UITableView and iosuitableview We have recently started to use uitableview in our project. For more information, I would like to share the usage of uitableview here. If you have any questions,

(Original) IOS Metro implementation, with windows magnetic effect (1), iosmetro Implementation of Metro in IOS with windows magnetic posts (1) No nonsense-slag Graph 　　All the friends who transferred "blog Garden" Please indicate the source: http://

IOS startup Screen To prevent the startup screen from disappearing as soon as it is flashed Modify the following in AppDelegate. m: -(BOOL) application :( UIApplication *) application didfinishlaunchingwitexceptions :( NSDictionary *)

Ios get PermissionsIos get permission by Wu xueying -(void)requestRecord{ [[AVAudioSession sharedInstance] requestRecordPermission:^(BOOL granted) { dispatch_async(dispatch_get_main_queue(), ^{ });

Splicing and parsing json and sbjsonjson in ios 1. parse json in iosUse the open-source json package. Project address:Http://stig.github.com/json-framework/NSData * responseData = [respones responseData];NSString * strResponser = [[NSString alloc]

IOS Core Data: stores the Custom object Save Custom NSObject Ideas:Convert NSObject to NSData and store NSData into Core Data. Core Data Implementation Add data: AppDelegate *appDelegate = [[UIApplication sharedApplication] delegate];

Dynamic and visualized display of iOS map linesI have encountered such a problem before, that is, to draw the distance between two points and display the line in the visible range. Below are some main code: # Pragma mark-driving route

Display the sending result in the Custom Status Bar of ios To customize the status bar, you must first hide the statusbar of the system and then re-display a window. You can directly use the following code: // // CustomStatusBar. h //

Ios source code and ios source code Game Introduction: The game is very simple. It kills monsters by launching bullets. There are also big monsters. As you kill more and more monsters, the game becomes more difficult. A simple game written using

Understanding of heap and stack in iOS, iosheap The computer memory used by applications in iOS is not uniformly allocated. the space used for running code is divided into three segments in three different memory regions: "text segment", "stack

IOS keyboard blocks UITextField Two common functions of iOS: Click screen and return to hide the virtual keyboard and solve the problem of blocking UITextField with the virtual keyboardThe keyboard processing on iOS is very unfriendly, so these

IPhone 6 Resolution and adaptation, iPhone 6 Resolution adaptation Resolution and pixels Verified by the new xcode6 simulator (the resolution is pt and the pixel is real pixel ): 1. iPhone 5 resolution 320x568, pixel 640x1136, @ 2x 2. iPhone 6

Getting started with IOS development (1) OC syntax (1) Data Types and operators 1.1 annotationsLike other languages, annotations allow single-line and multi-line comments. Some formal comments are required in a standardized code, as shown in the

IOS sandbox mechanism and obtain the sandbox path, ios sandbox 1. Each iOS app SDK is restricted in the sandbox. the sandbox is equivalent to a folder with only the visible permission of the owner. Apple has the following restrictions on the sandbox.

Simple implementation of the Fuzzy View (frosted glass effect) in iOS 8 Add a uivisualiztview object to the UIView to be blurred. The effect is as follows: VcD4KPHA + tprc68jnz8kjuw.vcd4kpha + PGJyPgo8L3A + cjxwp?vcd4kpha + signature +