what is android messaging app

When the app code is automatically updated, it starts with the following code Intent Intent = new Intent (Intent.action_view); Intent.setdataandtype (Uri.parse ("file://" +constants.sdk_dir+file.separator+constants.sdk_name), "application/Vnd.android.package-archive "); Context.startactivity (Intent); However, in some cases, when using these codes, when the dialog box displays the installation confirmation,

Android adds the screen saver function to the App, which is similar to the advertisement function ., Androidapp When a friend does not perform any operation for every activity in the app for 30 seconds, a screen saver is displayed. The screen saver keeps the screen bright,

Turn from: hereIn Android app development, there are occasional exceptions that cause the app being used to be abnormal and forced to shut down, which leads to an unfriendly user experience. To solve this problem, we need to catch the exception and do the processing. There are two kinds of exceptions in Java, namely error and RuntimeException, the former do not n

Directly on the code, not much to say//In the process to find information about the current app, to determine whether to run in the foregroundPrivateBooleanIsapponforeground () {Activitymanager Activitymanager =(Activitymanager) Getapplicationcontext (). Getsystemservice (Context.activity_service); String PackageName =Getapplicationcontext (). Getpackagename (); List activitymanager.getrunningappprocesses (); if (appprocesses = = null ) return false;

libspirit.so in the Spirit class under the Testcrash method, where the error is Testcrash method within the assembly offset 17 (not the line number Oh!). ） second, what is the wrong signal Android is essentially a Linux, the signal and the Linux signal

This example for you to share the Android to determine the current app state of the specific implementation code for your reference, the specific contents are as follows First type: /** * To determine whether the current application is in the foreground or background * * @param context * @return/public Static Boolean Isapplicationbroughttobackgrou

When the application version upgrade to do some sqlit operation, such as adding a field, then the version upgrade after the Sqlit does not update will inevitably errorThen Sqlit provides the alert Table command, which allows the user to rename or add fields to the tableSpecific solutions (take the table to add fields as an example):1. Change table name A to temporary table temp_a: NBSP; 2. Create a new table A with the same original indication (the field in the new table has been incremented) N

In Android, the color of the status bar is the same as that of our App. androidapp In fact, there is nothing. It is a topic. Let's look at the code below: Three important attributes: ColorPrimary ------------ color of the corresponding ActionBar. ColorPrimaryDark -

Public Static Booleanisavilible (Context context, String PackageName) {//Get Packagemanager FinalPackagemanager Packagemanager =Context.getpackagemanager (); //Get package information for all installed programslist); //the package name used to store all installed programsListNewArraylist(); //Remove the package name from pinfo and press it into the PName list if(PackageInfos! =NULL){ for(inti = 0; I ) {String packname=Packageinfos.get (i). PackageName; Packagenames.add (Pack

Compared with IOS development and Windows Phone development, Android is open, and Android development is more flexible and can do a lot of things. Some may find that after some Android applications are installed and run for the first time, a shortcut will be created on the d

What is the difference between multi-thread communication and multi-process communication in Android? How to implement them ?, Android Multithreading 　　When a program is started for the first time, Android starts a LINUX Process a

IntroductionIn Android, we usually use Android's messaging mechanism to communicate between threads, and this mechanism passes exactly the message.Usually. We use Message.obtain () and Handler.obtainmessage () to get a message from the message pool. Avoid constructing a message directly. So does Android cause oom because of the message pool cache message

ObjectiveWelcome everyone I share and recommend useful code Snippets ~ ~StatementWelcome reprint, but please keep the original source of the article:Csdn:http://www.csdn.netRainy season o mo away: http://blog.csdn.net/luckkofBody[Description]Common app APK How to confirm that the system is MTK platform[Keyword]APP APK MTK Platform System property[Solution]Some

is really amazing!) ）Anyway, it's still in the experimental phase, and some of the features are still under development. For serious users, it's best to wait until it's finally released.ConclusionI have to say that the new Gradle Build Tools are very interesting. The main changed DSL looks very promising, and has far-reaching implications for the present. Good code should tell us what it can do (translator

Otherwise, Android is especially open. In Android development, this requirement can be achieved by sending a broadcast. Here is a piece of encapsulated code. Copy codeThe Code is as follows: public class ShortcutUtil { Public static void createShortCut (Activity act, int ic

Android is a software stack for mobile devices that has des an operating system, middleware and key applications. the android SDK provides the tools and APIs necessary to begin developing applications on the Android platform using the Java programming language. Android

recycleunchecked () method above: 1. Empty the Message object field to be reclaimed (avoid a static message pool memory leak due to the message being too large). therefore, regardless of how large the original message object is, and is eventually cached before the message pool is empty, the memory size of these cached message objects

app as opposed to being fetched over the network. Native or not ·Most apps these days are written for Dalvik. When I say "Most apps" I mean "everything that isn't a game"; game developersTypically want to code in C/C ++ and that's it. dalvik offers a nice fast gateway to OpenGL and all the phone's hardware, but game Devs just don't want to hear about virtual machines, so they use the androidNdk. If you're writing code in the Java programming languag

Android ID recognition application backgroundWith the development of intelligent terminals (smartphones and tablets) and mobile communication (4G), people use mobile phones more than computers, can foresee over the next few years more than 60% of the business will gradually transfer to the intelligent Terminal System. Now the application of mobile phone app is ho

What is the height of the Android custom notification bar ?, Android Customization Http://androidren.com/index.php? Qa = 312 qa_1 = android % E8 % 87% AA % E5 % AE % 9A % E4 % B9 % 89% E9 % 80% 9A % E7 % 9F % A5 % E6 % A0 % 8F % E7 % 9A % 84% E9 % AB % 98% E5 % BA % A6 % E