大约有 11,000 项符合查询结果(耗时:0.0189秒) [XML]

https://bbs.tsingfun.com/thread-1510-1-1.html 

MAC地址可以连上,硬件通信时提示无效的UUID? - 创客硬件开发 - 清泛IT社...

...E2:E0:5A:46:86:2F 使用MAC地址连接,一切功能正常。 这个 APP程序 使用透传UUID 还可以控制蓝牙模块的IO 口么?这个 APP程序 使用透传UUID 还可以控制蓝牙模块的IO 口么?透传uuid和io控制的uuid是不一样的,具体清参考:https://bb...
https://bbs.tsingfun.com/thread-1548-1-1.html 

BLE通信数据不能超过20字节? - 创客硬件开发 - 清泛IT社区,为创新赋能!

...用.WriteBytes 引用: After a lot of hours I found the problem in my app. How I proceeded: 1- At ESP32 code I put this line: BLEDevice::setMTU(192); 2- At app I put the call Request MTU on the .Connected block asking for the same 192 bytes; In my case, when I have to send a payload < 23 ...
https://bbs.tsingfun.com/thread-2047-1-1.html 

BLE数据收发 20个字节的限制问题 - 创客硬件开发 - 清泛IT社区,为创新赋能!

...来源中文文档:https://www.fun123.cn/reference/iot/bluetoothle.html App Inventor 2  发表于 2024-11-07 17:28 RequestMTU – 为 BluetoothLE 连接请求新的最大传输单元 (MTU)。此功能仅在两个设备都支持蓝牙 4.2 或更高 ... 谢谢,但是我设置了MTU为1...
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How do I toggle an ng-show in AngularJS based on a boolean?

...s "overriding" the one I declared in the controller $scope. The problem disappears if I do the toggle via a function of the controller: ng-click="toggleBoolean()". Any idea why? – antoine Feb 12 '15 at 0:54 ...
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What's the difference between Unicode and UTF-8? [duplicate]

... encoding support to provide a range of encodings will automatically and inappropriately describe UTF-16LE as “Unicode”, and UTF-16BE, if provided, as “Unicode big-endian”. (Other editors that do encodings themselves, like Notepad++, don't have this problem.) If it makes you feel any bette...
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Create a shortcut on Desktop

...InternetShortcut]"); writer.WriteLine("URL=" + linkUrl); } } Application shortcut private void appShortcutToDesktop(string linkName) { string deskDir = Environment.GetFolderPath(Environment.SpecialFolder.DesktopDirectory); using (StreamWriter writer = new StreamWriter(deskDir...
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Scala type programming resources

...ract trait trait Lambda { type subst[U <: Lambda] <: Lambda type apply[U <: Lambda] <: Lambda type eval <: Lambda } // Implementations trait App[S <: Lambda, T <: Lambda] extends Lambda { type subst[U <: Lambda] = App[S#subst[U], T#subst[U]] type apply[U] = Nothing...
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Qt: How do I handle the event of the user pressing the 'X' (close) button?

I am developing an application using Qt. I don't know which slot corresponds to the event of "the user clicking the 'X'(close) button of the window frame" i.e. this button: ...
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Want to find records with no associated records in Rails

...he contact into memory. The SQL request speed is the same, but the overall app benefit is much larger. – chrismanderson Mar 23 '17 at 0:09 2 ...
https://www.tsingfun.com/it/bigdata_ai/331.html 

使用TokuMX配置Replica Set集群 - 大数据 & AI - 清泛网 - 专注C/C++及内核技术

...如:tokumx.conf (文件名随意) 内容如下: logpath=/home/apps/tokumx/logs/tokumx.log cacheSize=10G oplogSize=10240 fork = true port = 27017 dbpath=/home/apps/tokumx/data replSet=ReplSetName expireOplogDays=14 ./mongod -f tokumx.conf 启动,可使用客户端工具MongoV...