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App Inventor 2 ECharts 拓展：画饼图 - App应用开发 - 清泛IT社区，为创新赋能！
...，请点击右侧“文档反馈”进行反馈！ ECharts 拓展 使用AppInventor2布局进行展示的图表拓展，基于ECharts强大的js图表库开发，持续提供酷炫实用的图表展示。饼图 效果如下：设置透明背景属性后，效果如下：代码块如下：图表导...
App Inventor 2 ECharts 拓展：画仪表图 - App应用开发 - 清泛IT社区，为创新赋能！
仪表图 效果如下：代码如下：
Gauge(startAngle,endAngle,min,max,value)画仪表图。startAngle：起始角度； endAngle：结束角度； min：最小值； max：最大值； value：当前值。角度值参考如下：
来源：https://www.fun123.cn/reference/extensions/ECharts.h...
How to run `rails generate scaffold` when the model already exists?
...'parent_module/controller_name'.
This generates a controller class in app/controllers and invokes helper,
template engine and test framework generators.
To create your resource, you'd use the resource generator, and to create a migration, you can also see the migration generator (see, t...
Best way to create custom config options for my Rails app?
I need to create one config option for my Rails application. It can be the same for all environments. I found that if I set it in environment.rb , it's available in my views, which is exactly what I want...
...
Cannot generate iOS App archive in xcode
I have a problem generating a iOS App archive from an application. The application compiles just fine and even works in the simulator. Now I wanted to make som ad hoc testing and cannot generate the iOS App Archive. When I click on the Product -> Archive it generates a generic xcode archive. Can an...
How to make an app's background image repeat
I have set a background image in my app, but the background image is small and I want it to be repeated and fill in the whole screen. What should I do?
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How to create an HTTPS server in Node.js?
...leSync('test/fixtures/keys/agent2-cert.cert')
};
// Create a service (the app object is just a callback).
var app = express();
// Create an HTTP service.
http.createServer(app).listen(80);
// Create an HTTPS service identical to the HTTP service.
https.createServer(options, app).listen(443);
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Android studio: new project vs new module
...nd ties them into a greater whole.
For Android, it means one project per app, and one module per library and per test app.
There are multiple issues if you try to build multiple apps within the same project. It's possible, but if you try (like I did), you will see that almost everything is design...
@AspectJ pointcut for all methods of a class with specific annotation
...s, then see stackoverflow.com/questions/37583539/…, because this is not happening in my case.
– HVT7
Jun 2 '16 at 6:18
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unable to install pg gem
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Worked for me on OS X, but with path to /Applications/Postgres.app/Contents/MacOS/bin/pg_config (I have a standalone Postgres.app)
– Matt
Nov 15 '13 at 19:13
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