IOS

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)

Process:1. well developed and releasedProgram-- An icon file that meets the required specifications must be included in the program.Https://developer.apple.com/library/ios/#qa/qa2010/qa1686.html2. register the app on itune. This step requires the

Bundle is a directory that contains the resources used by the program. these resources contain images, sounds, compiled code, and nib files (bundle is also called plug-in ). corresponding bundle, Cocoa provides the NSBundle class. Now we use bundle

Document directory One is to use two defined subclasses: The other is to inherit NSOperation Previous ArticleNSThread for iOS multi-thread programming This article introduces three types of multi-threaded programming and NSThread. There are

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

In the previous blog post on iOS, we learned how to use the Tab Bar and Switch views. This is to use Tabbar in AppDelegate. To open a program like TabbarView, sometimes we need to provide some help pages for the program, you can also log on to the

1. How to Use UINavigationController UINavigationController can be translated into a navigation controller, which is often used in iOS. Let's see how it works: The following figure shows the flow of the navigation controller. The root view is on the

No matter which type of iOS application is created, you must know several basic design patterns and technologies before writing code. In IOS, the system framework provides the most important infrastructure for applications. In most cases, the

In iOS programs, the usage of Tab Bar is very high. When several views need to be switched, tabbar is used. Today's program achieves this. There are several tab items at the bottom, corresponding to several views, switching to the tab Item, and

On iOS, the time and date Selection control is like this. On the left side is the combination of time and date, and on the right side is the pure date mode. , You can select four modes as needed: Time, Date, Date and Time, and Count Down Timer.    

Next, let's take a look at the simple use of Table View in iOS. Here we will focus on Cell operations in UITableView, including tag, move, delete, and insert. For the sake of simplicity, directly from the original code, code:

Next, the simple use of the UIPickerView Control for iOS Next on the Code http://download.csdn.net/detail/totogo2010/4391870, we want to achieve the following effect: When the level-1 option on the left is selected, the level-2 option in the level-

Following the previous iOS study, I used the Sina Weibo Open Platform OAuth above iOS5.0. After that, the pop-up page of Sina Weibo authorization has been adjusted, and there is still paralysis in the middle. If the authorization page is as follows:

Animation effects provide a smooth user experience during status or page conversion. In iOS, we do not need to write the animation code by ourselves, core Animation provides a variety of APIs to achieve the Animation effect you need. UIKit only uses

. Event-drivenIOS programming is event-driven. All we need to do is write code to respond to the corresponding event. Each time a user operates an application, the device generates an event. For example, when a user clicks a button, the device

Cocoa provides four mechanisms to store data persistently on iOS:1 NSUserdefaultsIt is mainly used to store short information, such as application settings, attributes, and user data.2. attribute listStore data on a disk in the form of a list. The

Lab 1Can pthread be used on iOS as on linux?The following code is available: //a.h#ifndef __A_H__#define __A_H__void testSleep(int t);void testPthread(int n);#endif//a.c#include "a.h"#include #include #include #include void testSleep(int t){

Compile the Simulator version1 To Snapshot2. Download The ffmpeg source code.Http://ffmpeg.org/download.htmlHttps://github.com/FFmpeg/FFmpeg3. decompress the source code and cd it to the source code directory.4. Create the file config_i386.sh with

1. Obtain the info. plist details of the app. Version: Bundle version NSString *version = [[[NSBundle mainBundle] infoDictionary] objectForKey:@"CFBundleVersion"]; Application ID: Bundle identifier NSString *bundleId = [[[NSBundle mainBundle]

- (NSString *)getUniqueStrByUUID{ CFUUIDRef uuidObj = CFUUIDCreate (nil); // create a new UUID // Get the string representation of the UUID NSString * uuidString = (_ bridge_transfer NSString *) CFUUIDCreateString (nil, uuidObj ); CFRelease