IOS

I have been trying to test iOS development for a long time. Due to the development environment restrictions, I have been confined to theories and virtual machines. Recently, I have started my MacBook Pro and I have come to try it. I have also

I. When using C ++ for development, we can easily add new methods to existing classes using inheritance combinations to expand existing classes. However, in object-C, it is more convenient to add new methods to existing classes. Therefore, we need

1. The first method to create the uiswitch control is as follows:Code. 1. Open xcode 4.3.2, create a project switch, and select single view application. 2. Open the viewcontroller. M file and add the code in the viewdidload method:   -(Void)

  # Include   + (Nsarray*) Findallof :(Class) Defaultclass { IntCount =Objc_getclasslist(Null,0); If(Count 0) { @ Throw@ "Couldn't retrieve obj-C Class-list"; Return[Nsarray Arraywithobject: Defaultclass]; }   Nsmutablearray*

The app is about to send Sina Weibo posts. As for SDK and Weibo certification, Weibo posts and other posts are to be added, note the word count statistics, because Weibo can only contain 140 words, so you need to use it. -(INT) sinacountword :(

When you create an object using the new alloc COPY method, the reference count of this object is 1. When you are not using this object, you are responsible for sending a release (or autorelease) message to this object. When you obtain an object

This article records a guy who has been dealing with. NET and SQL since the development of IOS. Because it is in learning, it is inevitable that there will be many omissions. Because the current major project is not iOS development, the update may

View uitableview. h file The structure seems very simple. There are two protocols.Uitableviewdelegate,Uitableviewdatasource, A classNsindexpath ForUitableviewdelegateProtocol, which is written in Apple's file: This represents the display and

I have been busy with projects for a long time and have not updated my blog. Just write what you learned on projection. Original Image: [[Self view] layer] setbackgroundcolor: [[uicolor blackcolor] cgcolor]; uiimage * balloon = [uiimage imagenamed:

A share list view is provided after iOS 6, which is managed through uiactivityviewcontroller. Apple designed it to replace the actionsheet menu, which is an Action menu for sharing purposes. You can share images with others by clicking the select

// The Demarcation Line identifier nsstring * identifier = @ "aab03x"; // initialize the request nsmutableurlrequest * request = [nsmutableurlrequest requestwithurl: [nsurl urlwithstring: url] cachepolicy: Required timeinterval: 10]; // demarcation

UIWindow and UIViewController are written earlier. They are all some frameworks. The framework must be filled with specific views to form our applications. In mobile application development, the UI occupies a large part, the most basic UI

During app development in iOS, sometimes, for Bug Tracking or feedback, the user's device, system information, and application information need to be automatically collected. This information is convenient for developers to diagnose problems, of

UIKeyboardType is an enumeration. Typedef enum { UIKeyboardTypeDefault, // Default type for the current input method. UIKeyboardTypeASCIICapable, // Displays a keyboard which can enter ASCII characters, non-ASCII keyboards remain

In IOS development, we often use networks. networks are indispensable. When there are network connections and no network connections, different processing and resumable data transfer are inseparable from network detection. Today, I made a simple

In the above two lectures, we will explain how to get the network status and sock. You may have some knowledge about socket. For more information, see other materials. Next we will introduce SCNetworkReachability applications. In IOS, The

Static Config * instance =Nil; + (Config *) Instance { @ Synchronized (self ){ If (nil =Instance ){ [Self new]; } } ReturnInstance; } + (Id) allocWithZone :( NSZone *) zone { @ Synchronized (self ){ If (instance =Nil ){ Instance =

1. Architecture comparison between MAC and IOS Mac: Cocoa, Media, Core Service, and Core OS Ios: Cocoa Touch, Media, Core Service, and Core OS We can see that the changes in Ios and Mac are mainly different from those in Cocoa Touch. Cocoa Touch

1. dynamically Add a Button After a Button is clicked, a Button is generated and added to the Button. 1. Drag and Drop a button on the xib file with the title "Add button.   2. Hold down the ctrl key and drag it to the blank space of the

First, I would like to add that this series is not a tutorial. In addition to errors, this series will not be written in a simple order. What theme to write depends on your mood. After C # is switched to Objective-c development, the following