大约有 40,000 项符合查询结果(耗时:0.0302秒) [XML]

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Need android.permission.BLUETOOTH_SCAN permission for android.content....

...。 安卓12及以上设备,使用旧版本的BluetoothLE拓展导致的问题,临时解决是弄一个“蓝牙客户端”组件,请求蓝牙扫描权限就能临时绕过。 当然,使用最新版本的拓展,应该就没有问题了。最新的拓展已经支持安卓14:http...
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Service and Characteristic are not published by the connected device -...

Service and Characteristic are not published by the connected device,报错如下: 问题原因:硬件/蓝牙芯片问题导致的,比如A硬件测试好的,换了B硬件没有修改uuid,就出现这个报错。 由于B硬件没有发布这些特征,就会报这个错误。
https://bbs.tsingfun.com/thread-2612-1-1.html 

“AppInventor学院”App国内各大市场上架之旅 - App应用开发 - 清泛IT社区...

...失。请排查应用内所有的权限申请行为,确保不存在类似问题。 上述的步骤我们写了专门的拓展解决:https://www.fun123.cn/reference/ ... cyPolicyAI2Ext.html 不断完善,更新中。。。。 小米继续驳回,仍然是隐私政策问题: 具...
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Appinventor 音效调用播放后没有声音? - App应用开发 - 清泛IT社区,为创新赋能!

...发现调用播放后,又调用了停止方法,导致的声音不播放问题,去掉即可。 当然如果因为音频文件损坏等原因,也可能无法正常播放,这时可以先去资源区,点击隐私文件,菜单中选择预览,可以预览播放,事先检查好确保...
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13 种激励程序员的方法 - 创意 - 清泛网 - 专注C/C++及内核技术

...性工作时间 很多程序员喜欢挑灯夜战来解决他们遇到的问题。但第二天他们晚到的话就会被骂,他们更喜欢把傍晚的时候花费在那些与工作无关但自己喜欢的项目上。因此,公司应该执行相应的办公室政策,越灵活的政策,才...
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C# switch statement limitations - why?

...a big if-else statement. Each case must be unique and evaluated statically. The switch statement does a constant time branch regardless of how many cases you have. The if-else statement evaluates each condition until it finds one that is true. In fact, the C# switch statement is n...
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TaifunPlayer 扩展(Audio Player):音频播放器扩展,支持流媒体播放控制 ...

...理 循环模式 版本信息 常见问题 Q: 如何播放流媒体? Q: 如何获取播放进度? Q: 如何实现快进快退? Q: 如何设置循环播放? Q: 如何检查播放状态? ...
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What happens to a declared, uninitialized variable in C? Does it have a value?

... In practice, they tend to just have some nonsensical value in there initially - some compilers may even put in specific, fixed values to make it obvious when looking in a debugger - but strictly speaking, the compiler is free to do anything from crashing to summoning demons through your nasal pass...
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If vs. Switch Speed

Switch statements are typically faster than equivalent if-else-if statements (as e.g. descibed in this article ) due to compiler optimizations. ...
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How to lock compiled Java classes to prevent decompilation?

...e not read the post I linked to. The bytecode is converted to the dongle's CPU code and encrypted. When the end user runs the protected app, that encrypted code is transferred to the "dongle". The dongle decrypts and runs it on its CPU. – Dmitry Leskov Aug 10 '...