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App Inventor 2 项目合并工具：合并屏幕、合并素材、合并拓展 · App Inventor 2 中文网
...合并的屏幕、资源、拓展等。
注意：两边如果同时选中Screen1，会提醒将右边的屏幕改名后合并到最终的项目。
合并完成，保存 merged.aia 文件到本地。
合并完成验证
上面合并后的 merged.aia 导入到App Inventor 2 中：
合并后的...
Error 1801 : Security Error Receiving Blocks from Browser. - App Inven...
...被解释为安全错误，但我们仍需要找出原因。在我关闭 Screen1 上的高对比度属性后，我能够加载应用。
1、AI伴侣和所用平台保持配套，不配套可能出现该问题。
2、看看是不是Screen的“高对比度模式”开启的问题。
参考：http...
mobile location - App应用开发 - 清泛IT社区，为创新赋能！
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Implement through Android Studio: Enter the phone number on the mobile screen, click OK to start the search, Using GPS with differential correction data to determine the current precise location of a mobile phone， accuracy of 5 meters, write the latitude and longitude in two text boxes after f...
垂直布局，高度无法充满怎么解决 - App Inventor 2 中文网 - 清泛IT社区，为创新赋能！
C:\Users\Lenovo\Desktop\wechat_2025-04-06_205731_542.png你好，请把 Screen1 下面的组件树展开看看。
目测是因为这个 垂直布局 的父组件，高度没有充满整个屏幕，所以它只能充满它的父组件的高度。没有设置的选项App Inventor 2 发表...
App Inventor 2 怎么修改app图标？ · App Inventor 2 中文网
...果
« 返回首页
设置图标
在默认屏幕Screen1的属性“图标”中修改，如图：
点击？，可以查看属性的帮助，“更多信息”可跳转中文文档页面：
镂空效果
可以使用透明背景的png图片作...
App Inventor 2 “虚拟”屏幕：同一屏幕展示多屏内容，模拟切换屏幕 · App...
...下：
效果如下：
demo下载：
virtual_screen_demo.aia
您的改进建议 联系方式： 不需要回复的可留空~ 意见反馈（300字以内）： 给个鼓励也行呐~o~ ...
How to take screenshot of a div with JavaScript?
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No, I don't know of a way to 'screenshot' an element, but what you could do, is draw the quiz results into a canvas element, then use the HTMLCanvasElement object's toDataURL function to get a data: URI with the image's contents.
When the quiz is finishe...
Bootstrap 3.0 - Fluid Grid that includes Fixed Column Sizes
...ed to utilize bootstrap columns but don't want them to collapse at certain screen widths, this is the what you need (use pull-left / pull-right instead of col-md-3, for example).
– Sam
Nov 3 '16 at 6:42
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Can an input field have two labels?
... answer is Rob's. This solution works for sighted users and fails in some screen readers. Aslum, guessing you accepted jsummers's answer above prior to Rob submitting his answer.
– cage rattler
Jun 5 '15 at 17:29
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Failed binder transaction when putting an bitmap dynamically in a widget
... newHeight to be small enough (~100 for every square it should take on the screen) and use it for your widget, and your problem will be solved :)
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