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海量数据相似度计算之simhash和海明距离 - 大数据 & AI - 清泛网 - 专注C/C++及内核技术
...看起来很简单,我们来做个测试,就拿最简单的两个数据使用Apache提供的 Levenshtein for 循环100w次计算这两个数据的相似度。代码结果如下:
String s1 = "你妈妈喊你回家吃饭哦,回家罗回家罗" ;
String s2 = "你妈妈叫你回家吃饭啦...
What should I put in a meteor .gitignore file?
... This answer is not correct. You should ignore your settings.json if you're using it to store API keys.
– Jesse
Apr 22 '15 at 13:49
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npm command to uninstall or prune unused packages in Node.js
...ies from a Node.js project (ones that are no longer defined in my package.json .) When I update my application I like to have the unreferenced packages removed automatically.
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jQuery Call to WebService returns “No Transport” error
...s is indeed the problem (and I suspect it is), you might want to check out JSONP as a solution. Here are a few links that might help you get started:
https://en.wikipedia.org/wiki/JSON
http://remysharp.com/2007/10/08/what-is-jsonp/
http://www.west-wind.com/weblog/posts/107136.aspx
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Socket 错误返回码详解 - C/C++ - 清泛网 - 专注C/C++及内核技术
...個不具有開啟權限的檔案或socket。例如在UNIX上,一般的使用者不能開啟 SOCK_RAW的socket,通常是超級使用者(super user)才有此權限。如果一般的使用者企圖開啟SOCK_RAW的socket,將會得到這個錯誤訊息。
對於WinSock API函式介面,發生...
Fastest way to duplicate an array in JavaScript - slice vs. 'for' loop
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Easiest way to deep clone Array or Object:
var dup_array = JSON.parse(JSON.stringify(original_array))
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深入浅出计算机字符集编码 - C/C++ - 清泛网 - 专注C/C++及内核技术
...。中文操作系统则完全不同,要表示日文半角片假名必须使用日文的编码方式(EUC_JP或shift-jis)。
当以上代码在非shift-jis环境(中文Windows,英文Linux等)下运行时,结果如下(若拷贝到shift-jis环境下又恢复正常,可见背后真...
Django Rest Framework File Upload
...e is no straight fwd way you can get it to work. There is an open issue in json api specs for this. One possibility i have seen is to use multipart/related as shown here, but i think its very hard to implement it in drf.
Finally what i had implemented was to send the request as formdata. You would ...
MFC 中CImageList的用法 - C/C++ - 清泛网 - 专注C/C++及内核技术
...,通常与其他如CListBox、CComboBox、CComboBoxEx以及CTabCtrl一起使用,为他们提供图标资源。
一、图像控件的对象结构
1 图像控件的数据成员
m_hImageList连接图像对象的控件句柄
2 图像控件的建立方法
CImageList& ImageList建...
C#位运算符(C#按位与、按位或 等) - 更多技术 - 清泛网 - 专注C/C++及内核技术
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在这个位域定义中,a占第一字节的4位,后4位填0表示不使用,b从第二字节开始,占用4位,c占用4位。
2、由于位域不允许跨两个字节,因此位域的长度不能大于一个字节的长度,也就是说不能超过8位二进位。
3、位域可以无...