...en interrupted      [java]     at com.android.dx.command.dexer.Main.processAllFiles(Main.java:615)      [java]     at com.android.dx.command.dexer.Main.runMultiDex(Main.java:368)      [java]  ...

天气API：https://devapi.qweather.com/v7/w ... 400b695bdf067ce148d

加入bbs.tsingfun.com社区，学习更多AI2知识

https://github.com/jarlisson2/NotificationStyleAIX    补充进拓展文档

http://kio4.com/appinventor/287_extension_gradiente_color.htm - 让我们看一下在布局中制作颜色渐变的扩展。- 我们放置一个布局，然后在该扩展的块中插入该布局的名称，放置一个包含所需颜色的列表，以及一个从 1 到 8 的数字，用于表示...

CircularlmageBar cannot accept the arguments: , [com.google.appinventor .components.runtime .Image@f3f6c0d], I''],.... 原因：温度数据为空导致的，加一个非空判断即可解决问题。

...e entirely a syntactic optimization; they're not needed, they're just more compact than the corresponding synchronized block. There's a reasonable argument to be made that this was a premature syntactic optimization in the first place, and that synchronized methods cause more problems than they sol...

... editors, you can now use Zoom In (Ctrl++ or Ctrl+=) and Zoom Out (Ctrl+-) commands to increase and decrease the font size. Like a change in the General > Appearance > Colors and Fonts preference page, the commands persistently change the font size in all editors of the same type. If the edi...

I have recently been sold on using CMake for compiling my C++ projects, and would now like to start writing some unit tests for my code. I have decided to use the Google Test utility to help with this, but require some help in getting started. ...

... Eh? If you source a script inside a shell that only exists for the command, it's not able to have a lasting effect on any future commands run, assuming that the sum total of its action is setting environment variables. So why would you use source at all, vs just bash /usr/local/bin/virtualen...