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App Inventor 2 拓展参考文档 · App Inventor 2 中文网
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  【蓝牙】BlueToothLE 拓展:低功耗蓝牙(BLE)   Iot 专题
  【WIFI】TaifunWiFi 拓展:手机WiFi连接管理
  【FTP】App Inventor 2 FTP 上传下载全方案总结
  【MD5、密码安全】Encrypt.Security 安全性扩展:MD5哈希,SHA1和SHA256哈希,AES加密/解密,RSA...				
				
				
							iPhone Data Usage Tracking/Monitoring
					... pdp_ip0 is your WWAN interface.
There is no good way to get  information wifi/cellular network data since, particular date-time! 
Data statistic (ifa_data->ifi_obytes and ifa_data->ifi_ibytes) are stored from previous device reboot.  
I don't know why, but ifi_opackets and ifi_ipackets are...				
				
				
							MFC CListCtrl使用方法详解 - C/C++ - 清泛网 - 专注C/C++及内核技术
					...的listctrl)
      dwStyle |= LVS_EX_CHECKBOXES;//item前生成checkbox控件
      m_list.SetExtendedStyle(dwStyle); //设置扩展风格
      注:listview的style请查阅msdn
      http://msdn.microsoft.com/library/default.asp?url=/library/en-us/wceshellui5/html/wce50lrflistviewstyles.as...				
				
				
							Error message 'java.net.SocketException: socket failed: EACCES (Permission denied)'
					...K_STATE" />
<uses-permission android:name="android.permission.ACCESS_WIFI_STATE" />
    
    
        
            
            
                
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   ...				
				
				
							Android Location Providers - GPS or Network Provider?
					...droid.permission.ACCESS_FINE_LOCATION.
  
  network –> (AGPS, CellID, WiFi MACID): Name of the network
  location provider. This provider determines location based on
  availability of cell tower and WiFi access points. Results are
  retrieved by means of a network lookup. Requires either of th...				
				
				
							WSAAsyncSelect模型 - C/C++ - 清泛网 - 专注C/C++及内核技术
					...来了";
			SetDlgItemText(IDC_EDIT1,strContent);//将内容显示到Edit控件
		}
		break;
	case FD_WRITE:
		{
		}
		break;
	case FD_READ:
		{
			char szText[1024]={0};
			if(recv(s,szText,1024,0)==-1)
				closesocket(s);
			else
			{				
				GetDlgItemText(IDC_EDIT1,strContent);
	...				
				
				
							warning RC2182: duplicate dialog control ID 1002 - C++ UI - 清泛IT社区,为创新赋能!
					原因:报错行的控件ID值(这里是1002),与其他的控件ID值一样,发生冲突了。
解决:resource.h中将值一样的控件ID改为不同的值。
				
				
				
							APP INVENTOR硬件交互学习教程11——滑条控制舵机 - 创客硬件开发 - 清泛IT...
					这节我们通过滑条控件控制舵机动作。
1.界面设计
增加滑条控件和标签控件,滑条控制舵机动作,标签显示滑条数值。
2.逻辑设计
增加当滑条改变时,显示和发送指令给下位机
3.工程参考
				
				
				
							常用快速产品原型设计工具推荐 - 更多技术 - 清泛网 - 专注C/C++及内核技术
					...的表现形式,设计效果非常美观。它支持几乎所有的HTML控件原型图,比如按钮(基本按钮、单选按钮等)、文本框、下拉菜单、树形菜单、进度条、多选项卡、日历控件、颜色控件、表格、Windows窗体等。除此以外,它还支持Phon...				
				
				
							MFC OnEraseBkgnd浅析 - C/C++ - 清泛网 - 专注C/C++及内核技术
					...dcMem.SelectObject(pOldBitmap);
   return TRUE;
}
2、来我们让STATIC控件透明吧 
HBRUSH CDisplayBmpBackGroundDlg::OnCtlColor(CDC* pDC, CWnd* pWnd, UINT nCtlColor)
{
	if(nCtlColor == CTLCOLOR_DLG || nCtlColor == CTLCOLOR_BTN || nCtlColor ==  CTLCOLOR_STATIC)
    {
        pDC->SetBk...				
				
				
							