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使用App Inventor 2 控制物联网设备/低功耗蓝牙设备(BLE) · App Inventor 2 中文网
...入特征数据值。 例如，通过电池电量服务和特性，可以监控所连接设备的电池电量。 由于 GATT 服务和特性的通用性，这种方法可以与大量 BLE 设备兼容。
测试
蓝牙 LE 组件开发完成后，下一步涉及组件测试。 ...
I've found my software as cracked download on Internet, what to do?
...ng-and-entering and theft of property to illegal duplication/usage of your IP.
– Lèse majesté
Aug 24 '10 at 2:41
30
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Android: Is it possible to display video thumbnails?
...ed Mar 9 '16 at 23:33
Edouard BrèthesEdouard Brèthes
93299 silver badges2424 bronze badges
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How to add a button to UINavigationBar?
...red Mar 23 '10 at 23:45
Mads MobækMads Mobæk
29.5k2020 gold badges6464 silver badges7575 bronze badges
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Can jQuery read/write cookies to a browser?
Simple example: I want to have some items on a page (like divs or table rows), and I want to let the user click on them to select them. That seems easy enough in jQuery. To save which items a user clicks on with no server-side post backs, I was thinking a cookie would be a simple way to get this don...
LaTeX source code listing like in professional books
...r 12 '09 at 17:13
Tormod FjeldskårTormod Fjeldskår
5,75611 gold badge2525 silver badges4747 bronze badges
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micro:bit 微控制器教程 · App Inventor 2 中文网
...用场景
1. 机器人控制
2. 传感器数据监控
3. 双向通信
常见问题
Q: 扫描不到 micro:bit 设备？
Q: 连接失败？
Q: 无法接收温度数据？
Q: 控制指令无效...
How to implement the Android ActionBar back button?
... answered Apr 17 '15 at 7:30
Sågär ŚåxëńáSågär Śåxëńá
10111 silver badge66 bronze badges
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Limit the length of a string with AngularJS
... the "...". The result should be: "My String..."
– Snæbjørn
Sep 2 '14 at 13:37
I'm not seeing the ellipsis here: pln...
Can I use a function for a default value in MySql?
... Nov 6 '08 at 21:24
Thibaut BarrèreThibaut Barrère
8,38322 gold badges1919 silver badges2727 bronze badges
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