apn android

Android configuration file (2) and android configuration file We know that each module of the Android system provides very powerful functions (such as phones, power supplies, and settings). By using these functions, applications can be more powerful and flexible. However, using these functions is not unconditional, but requires some permissions. Next, we will beg

Hello everyone, this section is to share some of the Android image special effects processing tips, such as rounded corners, reflection, there is a picture scaling, drawable into bitmap,bitmap into drawable and so on. Talk less, directly to explain today's example, this example is mainly to get wallpaper (Getwallpaper ()), and then some of the current wallpaper effects processing. Step by step: The first step: a new

can be the interception of the image first compression, after all, the late still need to blur, that is, this image is compressed does not affect the fact that we are blurred (because to the end is blurred). In fact, when we compress the image, we find that the blur effect of the picture is different under the same blur radius, as shown in the following two figure: The reason is: Gaussian fuzzy algorithm to determine the color of a point is through the point near the other points to obtain t

. This is a security mechanism. For Android, the final apk file contains the Dex type of file, Dex file is the class file repackaging, packaging rules are not simply compressed, but the class file inside the various function tables, variable table optimization, resulting in a new file, that is, Dex file. So loading this special class file requires a special ClassLoader dexclassloader. Ii. the practical application of the Dexclassloader method Suppos

Free Library and tool set for Android development, android class libraryA set of free class libraries and tools for Android development, which are classified by directory. Action Bars ActionBarSherlock Extended ActionBar FadingActionBar GlassActionBar V7 appcompat library Advertisement AdMob Google Mobile Ads SDK InMobi MMedia MobileCore MoPub Tapjo

Android notes-Android architecture and android ArchitectureI. Android system architecture The Android system architecture consists of four layers: Linux kernel layer, system library layer, application framework layer, and application layer. Figure 1 architecture of the

Ym-Android bus summarizes nearly a hundred excellent open-source android projects. 1. sample projects provided by the Android teamIf you do not start by learning the sample code provided by the Android SDK, there may be no better way to master the development on the Android

[Development Diary of Android in a row from scratch] (13th) -- Analysis of Android controls, and introduction to android Android controls are derived from android. view. view class, in android. the widget package defines a large n

In the previous article, I showed you how to create a custom original-android.jar that contains both internal APIs and all classes in the hidden APIs. The next step is to modify the existing Android platform (sdk_dir/platforms/platform-x/Android. Jar ). You can simply replace Android. jar with the original-android.jar created in part 1, but with unlimited use of

Android learning notes ①-Basic installation of android tools, Android Android has been out for a long time, and there are a lot of online tutorials. If you are afraid of forgetting it later, you can learn the knowledge shared by the online experts and record it. If you can help others, that's better! In view of the cur

Android notes-data storage in Android (3), android notes The Android system integrates a lightweight database:SQLiteTherefore, Android supports databases very well and every application can use it conveniently. As an embedded database engine, SQLite is applicable to the acce

Step three, download and install ANDROIDSDKIn the first two steps, we have configured the JDK variable environment and installed Eclipse, and after these two steps, the Java development environment is ready, if we just develop a common Java application, then here we are. But if we're going to develop an Android app through Eclipse, we'll also need to download the Android SDK (software development Kit) and i

About Android ProjectsA project is a container for saving source code and resource files.The Android SDK tools provided by Google can only be compiled and packaged for projects with a fixed directory structure. It is therefore highly recommended to create an Android project using Eclipse + ADT or Android commands.You c