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【解决】ble蓝牙 RequestMTU 请求没有反应?设置没有生效? - 创客硬件开发...
...MTU)
https://www.fun123.cn/reference/iot/bluetoothle.html#RequestMTU
看文档,它不一定能设置到你指定的值,是双方协商的结果,以事件回调中最终结果为准。
3、确认ble蓝牙版本:
文档要求 ble4.2 及以上才支持MTU设置,否则设置无效...
炫酷导航条,跟着b站教学,用ai伴侣测试,不显示图标,切换正常。 - App In...
炫酷导航条,跟着b站教学,用ai伴侣测试,不显示图标,切换正常。大神们帮忙看下会是哪里的问题
How to find encoding of a file via script on Linux?
... in a comment above: uchardet falsely tells me the encoding of a file was "windows-1252", although I explicitly saved that file as UTF-8. uchardet doesn't even say "with confidence 0.4641618497109827" which would at least give you a hint that it's telling you complete nonsense. file, enca and encgue...
How do I run Visual Studio as an administrator by default?
... you to always have the program run as an administrator when you open it.
Windows 7:
Right click on the shortcut of the program, then click on Properties.
Click on the Shortcut tab for a program shortcut, then click on the Advanced button.
Check the 'Run as administrator' box, and click on OK.
Cl...
How do I execute a program from Python? os.system fails due to spaces in path
...
It is much simpler to use raw string in windows: r"C:\Temp\a b c\Notepad.exe"
– PierreBdR
Oct 15 '08 at 9:11
1
...
PowerShell script to return versions of .NET Framework on a machine?
... whole script
@"
`$Lookup = @{
$map
}
# For extra effect we could get the Windows 10 OS version and build release id:
try {
`$WinRelease, `$WinVer = Get-ItemPropertyValue "HKLM:\SOFTWARE\Microsoft\Windows NT\CurrentVersion" ReleaseId, CurrentMajorVersionNumber, CurrentMinorVersionNumber, Curren...
获得ActiveX控件所在网页的对象模型 - C/C++ - 清泛网 - 专注C/C++及内核技术
...档的对象模型,即document,element等
1. 获得IWebBrowserApp,使用
a.使用IOleClientSite接口获得IServiceProvider接口:
CComQIPtr pISP;
pClientSite->QueryInterface(IID_IServiceProvider, (void **)&pISP);
b.使用IServiceProvider接口获得IWebBrowserApp接口:
pISP->QueryS...
选中CListCtrl指定行并发送LVN_ITEMCHANGED消息 - C/C++ - 清泛网 - 专注C/C++及内核技术
选中CListCtrl指定行并发送LVN_ITEMCHANGED消息在使用CListCtrl列表控件的程序中,当我们修改了CListCtrl后需要要定位到已修改的行,可以使用下面的函数实现: 定位并使指定行选中m_list...在使用CListCtrl列表控件的程序中,当我们修改...
C++类的前置申明 - C/C++ - 清泛网 - 专注C/C++及内核技术
...明class A; (而非 include "A.h",可能暂时都没有类A的定义)使用前置申明后,只能使用A的指针(32位编译器占4字节,64位编译器占8字节...class A; (而非 include "A.h",可能暂时都没有类A的定义)
使用前置申明后,只能使用A的指...
如何设置控件背景颜色透明? - C/C++ - 清泛网 - 专注C/C++及内核技术
如何设置控件背景颜色透明?使用菜单颜色设置控件CDC,模拟透明效果:COLORREF BkColor = GetSysColor(COLOR_MENU);pDC->SetBkColor(BkColor);不过推荐使用第二种方...使用菜单颜色设置控件CDC,模拟透明效果:
COLORREF BkColor = GetSysColor(COLOR_MENU);
...
