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云数据及Firebase组件简介 · App Inventor 2 中文网
...取自己的 Firebase 帐户的方法。
注意：FirebaseDB 组件需要 Android API 级别 10 (GINGERBREAD_MR1) 或更高版本，无论是用于开发应用程序时的实时测试还是运行使用该组件的应用程序 (.apk)。
使用云数据
将 FirebaseDB 组件添加到项目中可...
App Inventor 2 中文网 · 项目指南
...平板不建议），输入网址 fun123.cn 即可。 一部Android安卓手机，扫左边二维码安装“AI伴侣”，用于测试我们编好的App程序，实时查看效果。 ...
“Wrap with try…catch” in IntelliJ?
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select 6 for Android Studio
– Aleksandr
Aug 6 '15 at 18:10
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Disabled input text color
...style disabled inputs.
-webkit-text-fill-color:#880000; /* Override iOS / Android font color change */
-webkit-opacity:1; /* Override iOS opacity change affecting text & background color */
color:#880000; /* Override IE font color change */
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Interface/enum listing standard mime-type constants
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There's also a MediaType class in androidannotations in case you want to use with android! See here.
AsyncProcedures异步过程扩展 · App Inventor 2 中文网
...步运行过程。您不再需要等待循环完成，也不必担心由于Android系统认为您的应用程序无响应而导致应用崩溃。
功能概述
AsyncProcedures异步过程扩展提供以下核心功能：
异步执行: 允许过程异步运行，避免阻...
Checking if a string is empty or null in Java [duplicate]
... tip! I had to laugh at "for non-Java users" because I've been programming Android for years (in Java), through Eclipse and AndroidStudio, and still needed this tip. I never understood that gradle, or whatever preceeded it, was a Java "package manager". I write the Java code which should work, and t...
Replace String in all files in Eclipse
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You can find more details in my blog post: http://blog.simplyadvanced.net/android-how-to-findreplace-in-multiple-files-using-eclipse/
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How to convert JSON string to array
...ayName":"Account Reconciliation","subLine":""},{"id":"3657","displayName":"Android","subLine":""},{"id":"1262","displayName":"Apache","subLine":""},{"id":"1440","displayName":"Acting","subLine":""},{"id":"710","displayName":"Aircraft","subLine":""},{"id":"12187","displayName":"AAC","subLine":""}, {"...
Where to get “UTF-8” string literal in Java?
...a.nio.charset.StandardCharsets;
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StandardCharsets.UTF_8.name();
For Android: minSdk 19
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