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“虚拟”屏幕demo演示，一屏幕展示多屏内容，模拟切换屏幕 - App应用开发 -...
这样做的好处：大部分需要连接的组件（比如蓝牙客户端、MQTT、BluetoothLE、Wifi、Socket等）如果跨屏幕的话，都需要重新连接，自行管理连接状态，非常不便利，且大部分场景并不是真正的需要多个屏幕才能实现，多个屏幕切换...
App Inventor 2 “虚拟”屏幕：同一屏幕展示多屏内容，模拟切换屏幕 · App...
...拟分屏）
好处：大部分需要连接的组件（比如蓝牙客户端、MQTT、BluetoothLE、Wifi、Socket等）如果跨屏幕的话，都需要重新连接，自行管理连接状态，非常不便利，且大部分场景并不是真正的需要多个屏幕才能实现，多...
AppInventor写二进制文件 - App应用开发 - 清泛IT社区，为创新赋能！
...二进制文件：https://www.fun123.cn/reference/iot/bytearray.html
蓝牙等组件返回的字节列表（list），目前不能直接追加到拓展中，可以采用遍历字节列表，然后将字节逐一将追加到拓展中，最后调用拓展方法保存为二进制文件。
2026 新年第一篇：即将全面支持苹果iOS App编译生成，纯血鸿蒙计划中，编译...
...身不可用，iOS 支持很多常用功能作为内置 Blocks／组件：蓝牙支持（Bluetooth）NFC（Near Field Communication）物联网扩展（例如 micro:bit）AI 扩展基础支持（如 PersonalImageClassifier 等）
这些是在 iOS 原生支持层面集成的，而非通过插件机...
nano error: Error opening terminal: xterm-256color
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maybe you can try this sendspace.com/file/hc2dus it's my terminfo folder. after replacing it, don't forget to chmod 555 /usr/share/terminfo
– Luke
Jul 24 '11 at 14:55
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Error message “No exports were found that match the constraint contract name”
... This was life saving. Thanks Ananta.
– Zakir HC
Apr 20 '17 at 7:22
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Ignoring SSL certificate in Apache HttpClient 4.3
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also refer to the example on the httpclient site hc.apache.org/httpcomponents-client-4.3.x/httpclient/examples/…
– arajashe
Apr 25 '14 at 10:21
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How to generate UML diagrams (especially sequence diagrams) from Java code?
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@hc_dev, thanks for your reminder. Added that note.
– Xiao Peng - ZenUML.com
Jan 7 at 0:48
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Turning Sonar off for certain code
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See docs.codescan.io/hc/en-us/articles/… for docs on @SuppressWarnings and Sonar.
– Rich Dougherty
Aug 22 '19 at 22:32
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[SOLVED] Can't send payload > 23bytes(MTU setted to 128bytes) - #9 by ...
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See
Sending text data over a Bluetooth HC-08 module MIT App Inventor Help
Well done Stef. Interesting conversation you were having with yourself there
The reason you cannot send more than 20 characters is that the BLE data packet size defaults to appro...