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ATL CComPtr和CComQIPtr详解 - C/C++ - 清泛网移动版 - 专注C/C++及内核技术
...为智能接口指针的类型，第二个参数为 智能指针的接口ID。
CComPtr<IUnknown> punk;
下面三个例子完全相同
CComPtr<IXXX> pno;
CComPtr<IXXX,&__uuidof(IXXX)> pno;
CComPtr<IXXX,&IID_IXXX> pno;
CComQIPtr可以用任何一个类型的接口指针初始化，如果初始...
ATL CComPtr和CComQIPtr详解 - C/C++ - 清泛网 - 专注C/C++及内核技术
...为智能接口指针的类型，第二个参数为 智能指针的接口ID。
CComPtr<IUnknown> punk;
下面三个例子完全相同
CComPtr<IXXX> pno;
CComPtr<IXXX,&__uuidof(IXXX)> pno;
CComPtr<IXXX,&IID_IXXX> pno;
CComQIPtr可以用任何一个类型的接口指针初始化，如果初始...
【研究中】高德地图API研究及接入 - App应用开发 - 清泛IT社区，为创新赋能！
...过经纬度获取地址的方法：https://lbs.amap.com/api/webservice/guide/api/georegeohttps://restapi.amap.com/v3/geocode/regeo?output=xml&location=116.310003,39.991957&key=<用户的key>&radius=1000&extensions=all
路径规划：https://lbs.amap.com/api/webservice/guide/a...
AppInventor2 解析json数据技巧 - App应用开发 - 清泛IT社区，为创新赋能！
...; "data": [
{
"identifier": "CH4",
"time": 1762406563579,
"value": "6.9",
"data_type": "float",
&...
iOS Ad Hoc 和 App Store 区别 - App应用开发 - 清泛IT社区，为创新赋能！
前者：本地有限设备测试，要提前添加设备uuid，有效期7天。生成ipa，开发者权限打开的手机才能扫描下载安装。
后者：直接发布AppStore审核，无需添加设备，需要特殊密码。不生产ipa，直接走发布审核流程。（编译窗中的Short ...
调研结论：App内创建桌面快捷方式直达log目录可行吗？3种方案对比 - App应...
...直达log文件所在目录？我把MIT官方社区的扩展生态和Android系统限制调研了一遍，结论如下。
一、先说关键结论
1. "指向文件夹"的桌面快捷方式：基本不可行。Android 7.0 起，file:// URI 禁止在App间传递（FileUriExposedExcepti...
What is the best way to compute trending topics or tags?
Many sites offer some statistics like "The hottest topics in the last 24h". For example, Topix.com shows this in its section "News Trends". There, you can see the topics which have the fastest growing number of mentions.
...
What is RSS and VSZ in Linux memory management
What are RSS and VSZ in Linux memory management? In a multithreaded environment how can both of these can be managed and tracked?
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Performance optimization strategies of last resort [closed]
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OK, you're defining the problem to where it would seem there is not much room for improvement. That is fairly rare, in my experience. I tried to explain this in a Dr. Dobbs article in November 1993, by starting from a conventionally well-d...
to drawRect or not to drawRect (when should one use drawRect/Core Graphics vs subviews/images and wh
... question: I know HOW to create complicated views with both subviews and using drawRect. I'm trying to fully understand the when's and why's to use one over the other.
...