Usage of SharedPreferences in android development (including source code and running results), android source code
In Android Application Development, you often need to save simple types of data similar to configuration information, such as game player credits and whether to enable sound effects. The SharedPreferences
Android -- Errors of running android projects in eclipse: Conversion to Dalvik format failed with error 1. androiddalvik
Import the android project in eclipse. The project is normal and there are no errors, but an error will be reported during running (clean is useless ....
no way to free up the RAM space occupied by the service to other components, and the service cannot be paged out. This reduces the number of processes that the system can store into the LRU cache, which can affect the efficiency of switching between apps. It can even cause system memory usage to be unstable, which prevents all currently running service from being maintained.The best way to limit your service is to use Intentservice, which will end up
Differences between Android TV app and mobile app: androidappOne of the company's projects is for android TV. Thanks to the daily report, summary: android TV app presents the difference between the ui and mobile app.The main diffe
The page appears blank when you make an Android or iOS app callMy backend was developed in PHP. I am the first to call the unified next order generation, generate prepay_id pre-paid order number, the code is as follows:
config[' money ') *100; $notify _url= $this->config[' Notifyurl ']; Notification url//set the unified Payment interface parameters//settings required parameters//appid filled, the merchan
One app in Android launches another application generally there are 2 different cases,The package name of the application being launched is known and unknown in two cases:1 The package name of the app being launched is known: /** launches another applied code, where the app's package named PackageName, the application's entry is packagename.mainactivity,
: Identify the app that starts. ※ The following details are describedHost: Proper descriptionPath: The key※ required to pass the value is not also availableQuery: Get the value of key and Value※ no also canWrite it well as a test, as follows:Next comes the Android side.First, add the following to the main activity of Androidmanifest.xml. (given when activating activity)* Items must be addedThe contents of t
)Application name Get method: Packagemanager.getapplicationlabel (ApplicationInfo)Access method using permissions: Packagemanager.getpackageinfo (packagename,packagemanager.get_permissions). requestedpermissionsGet the specific information method by ResolveInfo:Package name Get method: Resolve.activityInfo.packageNameIcon Get Get Method: Resolve.loadicon (Packagemanager)App Name Get method: Resolve.loadlabel (Packagemanager). ToString ()"
==================== Problem Description ====================Heroes, Ben does not understand Android, ask a solution can be achieved:An already released app, this app has a button when it goes in, the normal situation is we click this button by hand, will trigger this button event;Now I want to develop an Android
Original: Android Project Combat (22): Launch another app or restart the appFirst, launch another appCurrent company project needs, a main app, need to open some small apps, these small apps are integrated unity, but still Android program (all small app package name is known
Details about the screen direction and display mode when the Android Activity is running. androidactivity
Currently, our mobile phones generally have built-in orientation sensors. The mobile phone screen will automatically switch between the horizontal and vertical Screens Based on the location (provided that the screen direction is not locked ). However, sometimes our applications can only run on a horizon
How can I start or install app B in APP A in Android?
When I saw other people's game strategies and thought about how to add new features to my game strategy, I checked some information about how to start or install app B in APP A in And
control. The application running performance can be optimized in a relatively small and shallow layout.Finally, test the application when you think it is the best.
Tip 10: Use Traceview and Other Android app compression toolsThe Android SDK has many tools that can compress applications. Traceview is probably the most
view the last three digits.In addition, the permission for apk installed through system/app is generally higher than that for apk installed directly or adb install.
To put it bluntly, when running an android Application, you may encounter insufficient permissions. Generally, there are two scenarios:(1) the error message about insufficient permissions is displaye
Android application development process, there may be needs, such as: Jump to the application market to download applications, jump to the application market to their own application scoring, jump to the application market to update their own applications. So how do you jump to the app market?Possible ways to jump everyone knows, the method is as follows:static void goToMarket(Context context, String packag
Android Studio sets the project Module encoding to solve the problem of garbled characters during the running of the Android Studio project. moduleandroid
The project Setting logic of Android Studio is very different from that of Eclipse. The operation is File-> Setting-> File Encodings, and then you can set it ,:
============ Problem Description ============Heroes, Ben does not understand Android, ask a solution can be achieved:An already released app, this app has a button when it goes in, the normal situation is we click this button by hand, will trigger this button event;Now I want to develop an Android
Since running Google's Android phone, many friends have fantasized about running the Android operating system on a regular PC or Windows system, though many of the software are known to run the Android system. However, the period of fluency and practical degree is really not
can not be found;It is not a problem to have the value of the parameter as these two values, it is recommended to use both values.3, remove android:icon= "@drawable/ic_launcher" in the resources Ah, and so on ...But after you've tried every method, you find that it works, but it has other problems:1, if remove This really solves the effect of not showing the icon, but in that case our app won't work either.2. Let's take a look at the instructions on
The Android operating system itself is a huge open-source software warehouse. Familiar with it, you can understand the design framework of the Android system and obtain efficient application programming methods. The source code analyzed in this article comes from Google's official AOSP source code 4.0.1 _ r1, And the Android version of the mobile phone is CM 4.2.
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