IOS

Effect Chart: Figure I: Core code: JLVIEWCONTROLLER.M//local notification///Created by xinyou on 15-5-15. Copyright (c) 2015 vxinyou. All rights reserved. #import "JLViewController.h" @interface Jlviewcontroller ()-(ibaction)

xcode6.0 upgrade to xcode6.1, the program compiles an error, as follows: This is a very common error, many projects after the replacement of the Xcode version, there will be similar problems. Undefined Symbols for Architecture x86_64: "_objc_class_$

Seen from the StackOverflow. Two points to being remembered:the File owner is the "object" loads the nib. Ie. This object which receives the message Loadnibnamed:or initwithnibname:.                                  So if you are want to access the

xcode6.0 upgrade to xcode6.1, the program compiles an error, as follows: This is a very common error, many projects after the replacement of the Xcode version, there will be similar problems. Undefined Symbols for Architecture x86_64: "_objc_class_$

The first way to import HTML files is to use this method: NSString *path = [[NSBundle mainbundle] pathforresource:@ "filename" oftype:@ "html"]; NSString *html = [NSString stringwithcontentsoffile:path encoding:nsutf8stringencoding Error:nil];

Development environment: XCODE6, IOS SDK8.1 True machine debugging: IPhone5S, ios7.0 Problems encountered: The iphone simulator on the display of normal, and connect 5s true machine debugging, the application can not be full screen, the following

[Box.actionButton.layer Setmaskstobounds:yes]; [Box.actionButton.layer setcornerradius:10.0]; Set rectangle four fillet radius //Border width [box.actionButton.layer setborderwidth:1.0]; There are two ways to set the color of

In the project, you need to stay logged in after the customer has landed. Use is not stored username and password, every time to simulate landing.But log in, login successfully, receive Token,token from the server is a server generated a string,

Method One: Using the three-party framework masonry [self.loginbtnmas_makeconstraints:^ (Masconstraintmaker *make) { Make.width.equalTo (self.view.mas_width). Multipliedby (0.3); Make.height.equalTo (@30); Make.centerX.equalTo

IOS uses a AutoLayout occlusion keyboard for processing Explain my situation first: 1. I used a simple login problem with the combination of masonry and iOS AutoLayout. LoginView is one of my login background,, set the center, when I click Input, I

iOS provides us with the Avfoundation FrameWork, that is, the Audio/video base Class library, by using this class library, can be recorded in the application, play video, audio and other functions, easy to use. The role of the avfoundation

To provide you with a set of code matching the judgment, you can use directly, create a new. h file, and then paste the code in, you can directly use The code to write in. h: #define IS_IPAD (ui_user_interface_idiom () =

// Viewcontroller.m Segment // Created by Jessewang on 5/23/12. Copyright (c) __mycompanyname__. All rights reserved. // #import "ViewController.h" #define KFIRSTSEGMENTEDINDEX 0 #define KSECONDSEGMENTEDINDEX 1 @implementation

1, why NSString to use copy. Rather than strong/assign. Case 1: @interface Test () @property (nonatomic, strong) NSString *strongstring; @property (nonatomic, copy) NSString *copyedstring; @end @implementation -(void) test{ nsstring

In iOS development, UITableView is the most commonly used complex control. It is not difficult to use, but it is not easy to use it well. Need to consider the background data design, Tableviewcell design and optimization, as well as tableview

I use Symbolicatecrash to do crash file symbols when found that no effect, try to use Atos for crash file to sign. Special record use process. Documents Required for Prerequisites: The Appname.app.dSYM is in the package that was packaged in Xcode

#import "ViewController.h" @interface Viewcontroller () {NSString *strprise;} @property (Retain, nonatomic) UIView *popview; @property (Retain, nonatomic) Uilabel *labprise; @property (Retain, nonatomic) UIButton *btn; @property (Retain, nonatomic)

Create a new item, and then put a view in the storyboard and set the view position in AutoLayout And the top of the distance (set Y) Distance from left (set X) Set size Drag a port for view Add a drag gesture to the view in Viewdidload -(void)

First, Uipickerview 1. Property1) Data source object @property (nullable,nonatomic,weak) id DataSource; 2) Proxy Object @property (Nullable,nonatomic,weak) id delegate; 3) To set whether there is a check mark (with the highlighted background

First, Segue 1. IntroductionUsing storyboard can achieve jumps between multiple uiviewcontroller, the object that realizes jumps is Uistoryboardsegue object Each uistoryboardsegue has three important attributes 1) Unique logo @property