best new free android apps

Preface I tried to search for the Chinese documents of android animation, many of which are some of the documents of some boring translation APIs, and seldom systematically explained how to use animation to develop an application. Suddenly, I found that many apps do not pay much attention to animation apps. I thought about it and I would like to summarize it myse

In android, HttpURLConnection and HttpClient implement data interaction between apps and PCs. androidhttpurl I have been studying android for a few days, but I am very satisfied. I feel very happy when I learn a little bit of knowledge. I think today is especially meaningful. Maybe this is an inexplicable love. Next, let's talk about the differences between HttpU

The implementation logic implements the interface change flag bit in the setup by setting the flag bit in the property_service.c. Use the services declared in Init.rc to listen for changes in flag bits, explicitly start the declared service, execute the corresponding script, rename the app suffix from the apk to Bak, and hide it (showing the opposite logic)."Implementation steps" to hide the Google Play Store (system/priv-app/phonesky.apk) as an example: 1. First in System/core/init/property_ Fl

interface is as follows: I have entered the phone number 10086. Next, click the first button "call by ACTION_CALL ", As follows: I found that I didn't dial it out directly. Instead, I gave the user a prompt asking the user to choose whether to dial the number. This also prevents others from doing evil. Science and technology should make life better, not worse, but not everyone thinks so, so they have to prevent it. The system is right. Let's continue the test. Click "Allow once" to start dial

Android apps, consisting of one or more activity. Each activity is not closely related, because we can invoke other activity in our own program, especially the activity generated outside of our own code, For example, Android provides SMS or call activity. New Intent (Intent.action_call,uri.parse ("Tel:" +PhoneNumber

Android API Guides web app ------------ Building Web Apps in WebView (WebView and page binding) If you want to implement a web app on your mobile phone or load a web page in the app, you need to use the WebView control. This WebView class is an extension subclass of the View class. It allows web pages to be displayed as part of the application layout. It does not have the features of a complete browser, suc

interfaces, monitors, input devices and so on. After executing these kernel programs, you start executing the application.3, the first application is the home program. is launcher, used to manage a variety of apps. Launcher provides a portal to launch other applications.The Linux architecture used by Android:1, the processor reset completed, the implementation of read-only ROM area of the program, this pro

First, the main question "Android App" security vulnerability, speaking of Android application security vulnerabilities, if the system design problems, the main reason is the development process of omission caused. But in fact, it is not possible to blame all these responsibilities on the program ape head. So this answer will also be on the Android system design

installpackagelist ().Second, download the application from the network:After the download is complete, the installation method of Packagemanager is automatically called InstallPackage ()The InstallPackage () function of the Packagemanagerservice classThis is done by Packagehandler instance Mhandler.sendmessage (msg) to the class Handlemessage () method that inherits handler ... Finally came back to the same place as the boot installation. Call the unified method with the power-on installation.

scenario where Audiofocus is preempted and retrieved:Audio focus is preempted and re-acquired time series diagramNote : for the sake of simplicity, this figure, in addition to the two competing audio focus apps, only uses Audiomanager to characterize the objects inside the Android Audiofocus mechanism, The actual audiomanager is only the external representation, the internal participation of many objects,

] | – Interrupt when a specified exception error occurs Ignore [Uncaught|caught|all] | – for the specified exception error, Cancel ' catch ' Watch [Access|all]. – Monitoring Access/modification of fields Unwatch [Access|all]. – Stop monitoring access/modification of fields Trace [Go] methods [thread]– Tracking method entry and exit. – Suspend all threads unless ' go ' is specified Trace [Go] method exit | Exits [thread]– tracks the exit of the current method, or exits all methods-

Talking about the Android Market Environment, non-encrypted apps will die, androidapps My questions are a little eye-catching, and of course some people think that I am alarmist. Then, let's hear if I have a bit of truth. The APP in the title should exclude the small developers who only want to push advertisements by the APP. It is true that these developers do not have a high starting point, I just want to

called.3. Create the LOGINJS directory under the assets directory and create two files under it login.html,login.jslogin.html a usernamepassword input box and a login button. Code such as the followingUse Jsinteraction.getlogininfo () in Login.js's setlogininfo to invoke the interface provided by Android and get login information and populate the user input box with the login information. The login method calls the Jsinteraction.showdialog ("Login st

Obtain information about installed apps on android devices. This article describes how to obtain information about installed applications on a device, including the Application name, package name, and icon. After obtaining the information list, you can select a record to start the corresponding application! 1. Code Implementation Package com. example. showapplist; import java. util. arrayList; import jav