AppInventor2 二进制文件的读写蓝牙客户端或 ble 都可以接收二进制数组，返回的数据是列表：如果想要保存二进制到文件，可以考虑转换成 ascii 或 base64 化，然后通过文件管理器保存为文件，具体请帮助，...蓝牙客户端或 ble 都可...

...体现会比较好。比如我一开始只做了蓝牙模块控制，名字ble，后面又加wifi，项目名称改的话就是wifi+ble。 ---------------------- 感谢反馈，采纳此条建议，改名功能推进中，敬请期待！已支持并上线：https://bbs.tsingfun.com/thread-1879...

在做BLE蓝牙显示app。蓝牙端一个数据一个数据的发送，但是显示的时候后一个会覆盖上一个 无法将接收的数据全部罗列出来，而且显示的还有问题，有时候显示一个，有时候显示3个数据。求解！！使用列表显示框组件，详见文...

...式不对，蓝牙列表可能显示不对。大概率是经典蓝牙和 ble 低功耗蓝牙的设备列表处理的方式不对。 本例中就是经典蓝牙，但是用的 ble 的方式显示导致的问题。

设置屏幕、组件的各种属性     美化界面     背景改个颜色 导入各种拓展     导入ble     导入mqtt拓展 添加一个函数 ble demo

...81091.jar;D:\ChineseAppInventor\resources\app.asar.unpacked\tmp\vectordrawable14874405119360839384.jar;D:\ChineseAppInventor\resources\app.asar.unpacked\tmp\vectordrawable-animated11095477626330208063.jar;D:\ChineseAppInventor\resources\app.asar.unpacked\tmp\versionedparcelable13536215381636734893.j...

...red Mar 23 '10 at 23:45 Mads MobækMads Mobæk 29.5k2020 gold badges6464 silver badges7575 bronze badges ...

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...

... answered Apr 17 '15 at 7:30 Sågär ŚåxëńáSågär Śåxëńá 10111 silver badge66 bronze badges ...

... the "...". The result should be: "My String..." – Snæbjørn Sep 2 '14 at 13:37 I'm not seeing the ellipsis here: pln...