IOS

How to implement local push for ios, compatible with ios8, and compatible with ios8 for ios If you want to be compatible with IOS8 for local push in IOS, you must note that the following statements must be used to register ios8 for local

Ios cache series --- 1.0, ios cache --- 1.0 1. When will cache be used in the program?   　　2. Cache Mechanism 　　　　1) when the data is requested for the first time, there is no data in the memory cache and no data in the hard disk cache. 　　　　2) When

Lable calculation Row Height and lable Row Height_ Introduce. text = status. introduce; // set the row spacing NSMutableAttributedString * attributedString = [[NSMutableAttributedString alloc] initWithString: _ introduce. text]; optional *

[IOS development] Xcode Common Errors and solutions, iosxcode Error 1: When iOS7 is running, an error occurs: App installation failed. There was an internal API error. Solution: In the Packaging section of Xcode> Target> Build Setting, change

For the difference between the two initialization methods of the UIImage Class Object, uiimage Initialization1. imageNamed: 1 UIImage *image = [UIImage imageNamed:@"1"]; Class Method of UIImage When reading an image for the first time, put the image

Ios development: Agent design mode and ios development design mode Proxy is a simple and powerful design mode. This mode is used for an object to "represent" another object to do and implement something. The primary object maintains a reference of a

IOS changes tabbar Image Rendering-do not let tabbat have blue rendering and modify text,Method 1: code implementation this requires a lot of code. Every controller needs to write UIImage * image = [UIImage imageNamed: @

IOS IM development suggestion (2) Calculation of TableViewCell Height: text-and-image mixing, iostableviewcell Computing Cell height has always been a hot issue. After the emergence of a large number of IM apps, this problem becomes more frequent.

IOS advanced learning-Instant Messaging (2), ios advanced This article is about Instant Messaging (1 ). 　　I. friend list 　　Managing the friend list is through the roster (XMPPRoster) in XMPP ). Sample Code: # Pragma mark-manage friends // obtain the

Uninstall Openfire and openfire In Instant Messaging programming, your Openfire service may be unavailable or cannot be connected for various reasons. The most direct and time-saving way to solve this type of problem is to uninstall and reinstall

In the NSObject subclass, obtain the ViewController displayed on the current screen. The current viewcontroller When we want to display a view at any time in a non-view class, we need to add the displayed view to the subview of the current view, or

10 iOS users can laugh at the features of Android The battle between Android and iOS devices never stops. After all, the concepts and actual expressions of all high-tech products are different. Taking Android as an example, many features make users

OC dictionary: How to Use the NSDictionary class, ocnsdictionary A dictionary is a set of keywords and their definitions (Descriptions. The NSDictionary set that implements dictionaries in Cocoa stores a value (which can be any type of object) under

IOS development UI-hierarchical display of tableView, iostableview The cell-level display of a tableView varies with the search ideas on the Internet. The following describes my Implementation ideas. Store the cell status according to the root title

Object-oriented (POP), process-oriented (OOP), and popoop My understanding of object-oriented and process-oriented Process-oriented: (procedure oriented programming: POP) Process-oriented is to analyze the steps required to solve the problem, and

[Code Note] Change to \ n, br Code: -(Void) viewDidLoad {[super viewDidLoad]; // Do any additional setup after loading the view. // set Change to \ n NSString * string = @ "123 456 789 "; NSString * newStr = [string

IOS FAQ--failed to push local international loc-key localization, iosloc-key     Statement You are welcome to repost, but please keep the original source of the article :)Blog: http://www.cnblogs.comFarmer's uncle:

UIWebView loads local html files,UIWebView * webView = [[UIWebView alloc] initWithFrame: CGRectMake (0, 0, KScreenWidth, KScreenHeight-64)]; webView. backgroundColor = yyctooth?viewbgcolor; [self. view addSubview: webView]; // load the local html

[Code Note] Two scroll bars can be slide up and down, and the scroll bar slides I ,.     2. Engineering Drawing. 3. Code. RootViewController. h   #import @interface RootViewController : UIViewController{ UIView *backView; UIScrollView

IOS: 41 multithreading and ios41 Multithreading1. multithreading Overview 1> concepts of programs, processes, and processes Program: executable Application Generated by source code. (For example, QQ. app) Process: A running program can be