Mobile Develop

Keychain can be used to persist some information. Typically, each app has its own Keychain Access. But sometimes you will need to share some information with multiple apps. You need to create Keychain Access Group.Keychain Access Group needs to be

1. IntroductionBased on the Expandablelist usage based on the baseexpandablelistadapter extension, there are two main types of popular online now: The first is to pass in two arrays to Baseexpandablelistadapter, The first is a one-dimensional array

1. ConceptSurfaceview is a subclass of the view class that can obtain image data directly from hardware interfaces such as memory or DMA, which is a very important drawing view. It is characterized by the ability to draw on the screen in threads

1, to an activity to add a dialog theme, resulting in the following problem, in eclipse but no erroractivity android:name= ". Dialogactivity " android:label=" @string/title_activity_dialog " android:theme=" @ Android:

Beannameurlhandlermapping is similar to the simpleurlhandlermapping in the previous section, except that the bean name of the former is used as the URL, and the latter needs to configure Url-->bean mappings.Based on the previous article, we changed

There are two ways to do appium testing:1. Remote mode for Appium testing: Starting ride in a Windows system and running tests, the benefits of this approach are convenient and simple, but may not run up in the first place because of the configured

Long ago, write JSON parsing with the original method of parsing JSON, and later in order to speed up the development process, began to use Gson,fastjson and other third-party jar package for JSON parsing, in order to keep the apk small enough, not

There are two ways to do appium testing:1. Remote mode for Appium testing: Starting ride in a Windows system and running tests, the benefits of this approach are convenient and simple, but may not run up in the first place because of the configured

No developer or designer intentionally destroys the design of the application. All of the application creators have a good desire for their app, but many errors are destroying the app's design in their unconscious state. Here are a few mistakes that

The project uses a TCP long connection to data transfer with the server, on the iOS platform, due to Apple's background mechanism, there are the following issues:When the program is back in the background, all the threads are suspended and the

Some low performance machines display the correct view after a white screen is switched on during activityHigh-performance machines may be too fast to see, but the facts are there,Especially when you start a new process, the activity of the a

Add Network permissions in Androidmanifest.xmlMainactivityPackage Com.example.demo10;import Org.apache.http.httpentity;import Org.apache.http.httpresponse;import Org.apache.http.client.httpclient;import Org.apache.http.client.methods.httpget;import

Today learned the use of coredata, here to do a note also for the convenience of future inquiries.Core data is a framework that appears after IOS5, which provides object-relational mapping (ORM) functionality (Android's most commonly used framework

The function of this project is to realize the transfer of data between different threads.The following code is the code in Mainactivity.java

There are a lot of articles on the web about this, repeating things this article will not repeat, only provide ideas, and explain some other articles about vague places.1, the use of META tags , this is also a common use of the method, in theory,

The function of the project is to implement the display of a textview and a button in the activityThe following code is the code in mainactivity

I was invited to join a team of friends who recently decided to embark on a career path and need someone to develop a mobile app. has been in the development of asp, Android does not understand, so leave the learning process, I hope to enter the

1.Widget Design steps need to modify three xml, one class:1) the first XML is the layout XML file (for example: main.xml), which is the Widget. In general, If you use this widget to display time, just declare a textview in this layout xml.2) the

Here's a very classic, practical and Easy-to-use Third-party UI Control Library for Android: Bottomview (this is also used by Xiaomi's Rice Ui)Implementation Features:You can customize the layout in the view that pops up at the bottom;You can

To invoke the vibrations of the Android system in unity, you need a vibrator class that sets permissions through the Androidmanifest.xml file.As follows:Here first to post the English document and the approximate translation:Class that operates the