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那些曾被追捧的90后创业男神女神,还好吗? - 资讯 - 清泛网 - 专注C/C++及内核技术

...很早之前就已经有人在做了,在技术上并不新鲜。 案例链接:http://emglook.com/play-17240?from=timeline&isappinstalled=0 质疑二:宣传片盗用 并且在云视链的宣传内容里,居然有不少其他公司做的案例。http://www.avdmg.com/cn 质疑三:高管...
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iOS开发过程中的各种tips - 更多技术 - 清泛网 - 专注C/C++及内核技术

... NSString *tmpPath = NSTemporaryDirectory(); 13.利用Safari打开一个链接 NSURL *url = [NSURL URLWithString:@"http://baidu.com"]; [[UIApplication sharedApplication] openURL:url]; 14.利用UIWebView显示pdf文件,网页等等 <UIWebViewDelegate> UIWebView *webView = [[UIWebView ...
https://www.tsingfun.com/it/cpp/2183.html 

[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

...以将实现打印或打印预览新增的三个类,生成MFC扩展动态链接库,以方便加入到程序中。 参考文献: [1][美]Michael J. Young.Visual C++6从入门到精通[M].美国:电子工业出版社. [2]MSDN Library Visual Studio 6.0 / VC++ TNO30:Customi...
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If unit testing is so great, why aren't more companies doing it? [closed]

...he filename in BIG5 chinese? on an NFS share? on vista with the file on a USB key and UAC turned ON? The problem is that the unit tests are written by the same programmer who wrote the function, to the same set of assumptions and with the same level of skill. To really work the tests must be writ...
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How to implement common bash idioms in Python? [closed]

... &gt;&gt;&gt;result = !dmesg | grep -i 'usb' #the ! operator does it all – Permafacture Nov 9 '13 at 17:14 add a comment ...
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Wrapping a C library in Python: C, Cython or ctypes?

...riting Python! I recently wrapped an FTDI driver for communicating with a USB chip using ctypes and it was great. I had it all done and working in less than one work day. (I only implemented the functions we needed, about 15 functions). We were previously using a third-party module, PyUSB, for th...
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In C#, can a class inherit from another class and an interface?

... to do. The reason that I want to do this is because at my company we make USB, serial, Ethernet, etc device. I am trying to develop a generic component/interface that I can use to write programs for all our devices that will help keep the common things (like connecting, disconnecting, getting firmw...
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HAproxy - Web负载均衡解决方案 - 更多技术 - 清泛网 - 专注C/C++及内核技术

...务器负载很高的时候,自动结束掉当前队列处理比较久的链接 option dontlognull # 启用该项,日志中将不会记录空连接。所谓空连接就是在上游的负载均衡器或者监控系统为了探测该服务是否存活可用时,需要定期的连接或...
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Get real path from URI, Android KitKat new storage access framework [duplicate]

...e; if device has more than one external storage (external sdcard, external usb etc.), above the code won't work non primary storages. share | improve this answer | follow ...
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内存优化总结:ptmalloc、tcmalloc和jemalloc - 操作系统(内核) - 清泛网 - ...

...繁的系统调用。 ptmalloc 将相似大小的 chunk 用双向链表链接起来, 这样的一个链表被称为一个 bin。Ptmalloc 一共 维护了 128 个 bin,并使用一个数组来存储这些 bin(如下图所示)。 数组中的第一个为 unsorted bin, 数组中从 2 开始编号...