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multimedia n. 多媒体 leverage v. 利用；举债经营 prevalent adj. 流行的；普遍的，广传的 However, if you’d like the photos to remain private to your app only, you can instead use the directory provided by getExternalFiles

The Native Development Kit (NDK) is a set of tools that allows you to use C and C++ code with Android, and provides platform libraries you can use to manage native activities and access physical devic

Ordinarily, the system incrementally builds the back stack as the user navigates from one activity to the next. However, when the user enters your app with a deep link that starts the activity in its

Android Auto is also available on phone screens, giving users the full Android Auto experience entirely on the phone without needing to connect to a compatible vehicle. With this standalone, handheld v

standalone adj. 单独的 With the introduction of standalone Wear apps, both the watch and the phone can be sources of notifications. Use the NotificationCompat.Builder class to create notifications for w

android:exported=”false” Determines whether other apps can access the content provider. For your stub content provider, set the value to false, since there’s no need to allow other apps to see the p

Wirelessly 无线地 Besides enabling communication with the cloud, Android’s wireless APIs also enable communication with other devices on the same local network, and even devices which are not on a netwo

interface n. 界面；<计>接口；交界面 hierarchy n. 层级；等级制度 elaborate adj. 精心制作的；详尽的；煞费苦心的 diagram n. 图表；图解动画框架的局限性Animations applied to a SurfaceView may not appear correctly. SurfaceView instances are updated

https://developer.android.com/training/graphics/opengl/index.html The Android framework provides plenty of standard tools for creating attractive, functional graphical user interfaces. However, if yo

criteria n. 标准，条件（criterion的复数） Your app only needs permissions for actions that it performs directly. Your app does not need permission if it is requesting that another app perform the task or provid

functionality n. 功能；[数] 泛函性，函数性 revoke vt. 撤回，取消；废除 confidential adj. 机密的；表示信任的；获信任的 If the device is running Android 5.1 or lower, or your app’s target SDK is 22 or lower: If you list a dangerous

https://developer.android.com/training/data-storage/shared-preferences.html retrieves vt. [计] 检索；恢复；重新得到 Caution: If you create a shared preferences file with MODE_WORLD_READABLE or MODE_WORLD_WRITE

Because Room takes care of these concerns for you, we highly recommend using Room instead of SQLite. However, if you prefer to use SQLite APIs to work with your app’s databases, Android still supports

integrate with 使与…结合https://developer.android.com/training/secure-file-sharing/share-file.html#CreateFileSelection Calling setFlags() is the only way to securely grant access to your files using temp

不愿意接受新东西，终将被时代所淘汰 我本身也是一个对于新技术不感冒的人，说到底是想守着Java过一辈子，但是我是搞技术的，有时候你不能指望这个时代推着你走，那样的话，你就被时代的浪潮拍死在沙滩上了。为什么要使用Kotlin翻译自这里，挑几个打动我的写下来。1. Android为什么让Kotlin成为一流的支持语言？ Kotlin是一种兼容Android的语言，它简洁...