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【中文网原创拓展】获取手机网卡MAC地址 - App Inventor 2 拓展 - 清泛IT社...
GetMacAddress 函数可获取网卡mac地址，亲测可用。
更多方法请参考文档：https://www.fun123.cn/reference/extensions/phoneinfo.html
设备ID获取不了，MAC地址获取的是随机地址，还要改进一下！
GridCtrl 控件FAQ - C/C++ - 清泛网 - 专注C/C++及内核技术
...在一个Dlg增加一个GridCtrl的控件：
我们可以按以下步骤进行：
第一步：表格控件加到工程中去
可以有两种方法：
(1)可以使用controls panel中的custom control添加，添加后如下设置：
(2)也可以用菜单View－Resource Symbol添加一个ID号...
App Inventor 2 接入阿里云短信服务，实现短信验证码功能 · App Inventor 2 中文网
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发送短信验证码功能一般都是基于短信平台提供的sdk进行调用，这里是基于阿里云短信平台进行的开发，阿里云短信平台点此开通，接入步骤请点此参考。
App Inventor 2 中文网原创开发阿里短信平台接入拓展
提供的函数如...
BLE协议—广播和扫描 - 创客硬件开发 - 清泛IT社区，为创新赋能！
...，扫描和广播是通信的基础，用户可以直接用扫描和广播进行数据的传输（数据量不大，功耗要求较高的情况下），也可以在广播和扫描的基础上进行连接后点对点通信。广播访问地址广播包：广播包Access Address 固定为0x8E89BED6...
Google Play on Android 4.0 emulator
How can I install the Google Play .apk onto my Android 4.0 emulator?
8 Answers
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This app won't run unless you update Google Play Services (via Bazaar)
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I tried copying the latest GmsCore.apk directly to the emulator but that's not working either. It probably would work if I knew exactly which APKs to copy from my rooted device.
– James Wald
Dec 5 '12 at 4:28
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ADB Install Fails With INSTALL_FAILED_TEST_ONLY
I am having issues installing an apk to my device.
25 Answers
25
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[精华]VC++对话框程序打印及打印预览的实现 - C/C++ - 清泛网 - 专注C/C++及内核技术
...FilePrintPreview)
CView::OnFilePrint 和CView::OnFilePrintPreview函数都进行打印操作，但View::OnFilePrint将实际发送到打印机，而CView::OnFilePrintPreview则将输出发送到程序窗口上方显示的预览窗口显示一个或两个打印页面的复制外观。利用上面加...
How to set versionName in APK filename using gradle?
I'm trying to set a specific version number in the gradle auto-generated APK filename.
14 Answers
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The apk must be signed with the same certificates as the previous version
...ent of the manifest file. Also, the package name must be the same and the .apk must be signed with the same private key. If the package name and signing certificate do not match those of the existing version, Market will consider it a new application and will not offer it to users as an update.
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