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Kiran Kuppa

Android Essentials: Creating Android-Compliant Libraries - Tuts+ Code Tutorial - 1 views

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    For a library to be compatible with Android, it can only reference classes available as part of Android and other classes implemented specifically in the library itself.Android Libraries can contain Java classes, resources, and other project information, but not assets. They can reference other libraries and leverage third party JAR files. They have Android manifest files just like regular Android projects. However, they differ from normal Android projects in an important way: they cannot be compiled into their own application packages or deployed onto devices. They can also not be exported as standalone JAR files. Once referenced from an Android project, the library components are incorporated into the Android application that references them at build time and added to the application package. There is no need to declare the component as the library classes are rolled into the APK directly. In terms of compatibility, the Android project must have an API Level higher than or equal to the API Level set in the Android library.
Vincent Tsao

Android Developers Blog: Introducing Renderscript - 2 views

  • Renderscript is a key new Honeycomb feature which we haven’t yet discussed in much detail
  • Renderscript is a new API targeted at high-performance 3D rendering and compute operations. The goal of Renderscript is to bring a lower level, higher performance API to Android developers. The target audience is the set of developers looking to maximize the performance of their applications and are comfortable working closer to the metal to achieve this
  • Renderscript has been used in the creation of the new visually-rich YouTube and Books apps. It is the API used in the live wallpapers shipping with the first Honeycomb tablets.
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    请问这篇在讲啥啊,有看沒懂
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    这有篇中文的: http://android.guao.hk/posts/honeycomb-renderscript-detailed-the-balls.html 不过不做游戏和动画效果的,估计用的少
Vincent Tsao

RecognizerIntent | Android Developers - 0 views

  • Since: API Level 3
    • Vincent Tsao
       
      这样的话,android 1.5 以上的 OS 都使用这个intent了
  • Constants for supporting speech recognition through starting an Intent
Vincent Tsao

Authenticating against App Engine from an Android app - Nick's Blog - 0 views

  • Authentication with App Engine, regardless of where you're doing it, is a three-stage process: Obtain an authentication token. This can be done with ClientLogin for installed apps, for example, or with AuthSub for a webapp. When logging in directly to an application, this is the part of the login process where your user sees a Google signin screen. Take that authentication token, and use it to obtain an authentication cookie. Use that authentication cookie in all subsequent requests.
  • <uses-permission android:name="android.permission.GET_ACCOUNTS"></uses-permission> <uses-permission android:name="android.permission.USE_CREDENTIALS"></uses-permission> <uses-permission android:name="android.permission.INTERNET"></uses-permission>
Vincent Tsao

Using the Action Bar | Android Developers - 1 views

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    到3.0才提供API级别的Action Bar widget Android, 你让我情何已堪!
Simon Pan

Maps External Library - Google Projects for Android - 0 views

  • The certificate you use to sign your application must match the certificate that is associated with the API Key in your MapView objects.
    • Simon Pan
       
      註冊給Google map的keystore所得到的金鑰必須與發佈的keystore吻合,地圖才會顯示。如果是Debug.key可能是造成Google Map無法順利顯示的原因。
Vincent Tsao

Build | Android Developers - 0 views

  • Information about the current build, extracted from system properties.
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    using this API to get mobile information which display in "Settings --> About phone"
Vincent Tsao

PackageInfo | Android Developers - 0 views

  • Overall information about the contents of a package. This corresponds to all of the information collected from AndroidManifest.xml.
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    using this API to fetch app info via package name
Vincent Tsao

Android - Working With Android Contacts - Android Tutorials - 0 views

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    shared by Yan Wang in China-android-dev group
Vincent Tsao

How to do ListView dynamic item growing? - Android Developers | Google Groups - 1 views

  • OnScrollListner there is an example in the API demos. On Tue, Oct 13, 2009 at 2:12 PM, wangxueming <m.wongxm...@gmail.com> wrote: > Now I want to make a  ListView,with 20 items, > Then when it scroll to the end, > I get new data and add to the end of ListView dynamic. > Just Like ListView in Android Market.
  • You can try my EndlessAdapter for that: http://github.com/commonsguy/cwac-endless
Vincent Tsao

How to Manually Update Nexus One to Android 2.3.3 Gingerbread - 3 views

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    It's really a good share that I could update Nexus One of my comany.
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    刷到2.3了么?我升级后,没什么惊喜
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    我也是沒什麼驚喜。把它想成有更多API可以用了吧
Vincent Tsao

Johan Nilsson - 1 views

  • I'm Johan, a Stockholm, Sweden based Web and Android developer that love APIs, hackathons and open source. Contact me using Twitter or email.
Simon Pan

Maps External Library - Google Projects for Android - 0 views

  • The <uses-library> reference is required
    • Simon Pan
       
      一定要在manifest里宣告,否则会出错
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