大约有 8,000 项符合查询结果(耗时:0.0207秒) [XML]

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VIP会员中心 · App Inventor 2 中文网,少儿编程陪伴者

...otal:£89.99 View cart Checkout 边栏搜索 请输入搜索内容 搜索 边栏菜...
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MFC GDI获取文字宽度及高度 - C/C++ - 清泛网 - 专注C/C++及内核技术

...DI获取文字宽度及高度使用CDCGetTextExtent函数可以获取指定文字大小,部分代码如下:CDC* pDC = CDC::FromHandle(::GetDC(NULL)); if (pDC) ...使用CDCGetTextExtent函数可以获取指定文字大小,部分代码如下: CDC* pDC = CDC::FromHandle(::...
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TCP 那些事儿(下) - 更多技术 - 清泛网 - 专注C/C++及内核技术

...且BIC-TCP提出者们看穿了事情本质,其实这就是一个搜索过程,所以BIC这个算法主要用是Binary Search——二分查找来干这个事。 关于这个算法实现,你可以参看Linux源码:/net/ipv4/tcp_bic.c TCP WestWood算法 westwood采用和Reno相...
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app inventor什么时候需要用到字典块【高频搜索】 - App Inventor 2 中文网...

列表能完成字典绝大部分功能,不过字典具有比列表更好查找性能,因此如果要对数据结构执行大量操作,建议优先使用字典。 更多用法请查看文档:https://www.fun123.cn/reference/blocks/dictionaries.html
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How to find serial number of Android device?

...oogle's recommendations, I implemented a class that will generate a unique UUID for each device, using ANDROID_ID as the seed where appropriate, falling back on TelephonyManager.getDeviceId() as necessary, and if that fails, resorting to a randomly generated unique UUID that is persisted across app ...
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移动端弱网络测试问题总结 - 更多技术 - 清泛网 - 专注C/C++及内核技术

...控件操作,在数据返回前没有做兼容处理。 场景:搜索时输入关键字会连续发请求,停下时,显示最终关键字搜索结果,但很快又会被前面关键字搜索结果覆盖了; 原因:中间请求返回较慢,显示了最终结果后...
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IOException: read failed, socket might closed - Bluetooth on Android 4.3

...; import java.lang.reflect.Method; import java.util.List; import java.util.UUID; import android.bluetooth.BluetoothAdapter; import android.bluetooth.BluetoothDevice; import android.bluetooth.BluetoothSocket; import android.util.Log; public class BluetoothConnector { private BluetoothSocketWra...
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How do I create a unique ID in Java? [duplicate]

... Create a UUID. String uniqueID = UUID.randomUUID().toString(); share | improve this answer | follow ...
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OnNotify函数 ON_NOTIFY消息总结 - C/C++ - 清泛网 - 专注C/C++及内核技术

...用详解了吧)。 当然,也可以通过重载OnNotify函数处理指定控件指定消息,例如: BOOL CNotifyDlg::OnNotify(WPARAM wParam, LPARAM lParam, LRESULT* pResult) { NMHDR* hdr=(NMHDR*)lParam; if( hdr->code==NM_CLICK && hdr->idFrom==IDC_BUTTON1) { MessageBox(L"你...
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The JPA hashCode() / equals() dilemma

... it. I let JPA implementation to change the field instead of the property. UUID solution seems to be overkill. Why UUID if you have natural business id? I would after all set the uniqueness of the business id in the database. Why having THREE indexes for each table in the database then? ...