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	<title>教程 - 四号程序员</title>
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		<title>Web学习资料汇总</title>
		<link>https://www.coder4.com/archives/7416</link>
					<comments>https://www.coder4.com/archives/7416#respond</comments>
		
		<dc:creator><![CDATA[coder4]]></dc:creator>
		<pubDate>Fri, 29 Oct 2021 04:54:22 +0000</pubDate>
				<category><![CDATA[前端技术]]></category>
		<category><![CDATA[css]]></category>
		<category><![CDATA[教程]]></category>
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					<description><![CDATA[CSS 教程/资料类 实战教程：https://www.freecodecamp.org/learn/responsive-web-design/ W3C教程：https://www.w3schools.com/css/ MDN基础教程：https://developer.mozilla.org/en-US/docs/Learn/CSS/First_steps 30分钟学会Flex：https://zhuanlan.zhihu.com/p/25303493 阮老[......] 继续阅读]]></description>
		
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		<title>iptables教程汇总</title>
		<link>https://www.coder4.com/archives/7293</link>
					<comments>https://www.coder4.com/archives/7293#respond</comments>
		
		<dc:creator><![CDATA[coder4]]></dc:creator>
		<pubDate>Thu, 22 Jul 2021 09:07:52 +0000</pubDate>
				<category><![CDATA[Linux]]></category>
		<category><![CDATA[iptables]]></category>
		<category><![CDATA[教程]]></category>
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					<description><![CDATA[Iptables入门教程 By Wooyun iptables使用教程 &#160;[......] 继续阅读]]></description>
		
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		<title>awk快速教程</title>
		<link>https://www.coder4.com/archives/3764</link>
					<comments>https://www.coder4.com/archives/3764#respond</comments>
		
		<dc:creator><![CDATA[coder4]]></dc:creator>
		<pubDate>Thu, 17 Jan 2013 05:53:10 +0000</pubDate>
				<category><![CDATA[Linux]]></category>
		<category><![CDATA[awk]]></category>
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					<description><![CDATA[http://www.hcs.harvard.edu/~dholland/computers/awk.html http://www.vectorsite.net/tsawk_1.html http://stud.wsi.edu.pl/~robert/awk/ http://gregable.com/2010/09/why-you-should-know-just-little-awk.html 1、打印列 假设数据如下： 07.46.199.184 [28/Se[......] 继续阅读]]></description>
		
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		<title>学习Xapian(3) – 同义词的查询拓展</title>
		<link>https://www.coder4.com/archives/2243</link>
					<comments>https://www.coder4.com/archives/2243#respond</comments>
		
		<dc:creator><![CDATA[coder4]]></dc:creator>
		<pubDate>Wed, 28 Sep 2011 15:33:00 +0000</pubDate>
				<category><![CDATA[C && C++]]></category>
		<category><![CDATA[搜索技术]]></category>
		<category><![CDATA[Xapian]]></category>
		<category><![CDATA[同义词]]></category>
		<category><![CDATA[学习笔记]]></category>
		<category><![CDATA[教程]]></category>
		<category><![CDATA[查询拓展]]></category>
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					<description><![CDATA[Xapian支持同义词的查询拓展。 按照同义词进行拓展算是查询拓展最基本的一种方式。 比如“汽车展览”和“车展”是同义词，我们搜索汽车展览的时候，也会把“车展”的结果返回。 很多人认为这个就是拼写校正，但实际它比拼写校正稍微高级点，特别是放在Xapian的语境下，毕竟拼写校正是基于编辑距离而不是语义的。 1、在DB写入同义词组 创建同义词组的API很简明。 WritableDatabase::add_synonym(term, synonym) 这一对同义词是有方向的，term[......] 继续阅读]]></description>
		
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		<title>学习Xapian(2) - 拼写校正</title>
		<link>https://www.coder4.com/archives/2228</link>
					<comments>https://www.coder4.com/archives/2228#respond</comments>
		
		<dc:creator><![CDATA[coder4]]></dc:creator>
		<pubDate>Tue, 27 Sep 2011 15:43:22 +0000</pubDate>
				<category><![CDATA[C && C++]]></category>
		<category><![CDATA[搜索技术]]></category>
		<category><![CDATA[Xapian]]></category>
		<category><![CDATA[拼写纠正]]></category>
		<category><![CDATA[教程]]></category>
		<category><![CDATA[源代码]]></category>
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					<description><![CDATA[Xapian提供了拼写校正功能，其基本算法就是编辑距离，只不过它支持UTF-8，也就是说是支持中文的。 1、建立拼写校正辞典 虽然编辑距离的算法很土很原始，但是Xapian提供了方便的接口建立辞典，至少有如下两种方式： (1)Xapian::WritableDatabase.db.add_spelling(word, freq) word就是正确的词，freq是出现频率，默认是1。 频率的作用是这样的，如果对于一个词比如篮球和蓝球，前者add了4次，后者出现了3词，那么当对"兰[......] 继续阅读]]></description>
		
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		<title>实现Bloom Filter必读</title>
		<link>https://www.coder4.com/archives/2080</link>
					<comments>https://www.coder4.com/archives/2080#respond</comments>
		
		<dc:creator><![CDATA[coder4]]></dc:creator>
		<pubDate>Wed, 17 Aug 2011 13:35:58 +0000</pubDate>
				<category><![CDATA[算法&数据结构]]></category>
		<category><![CDATA[Bloom Filter]]></category>
		<category><![CDATA[实现]]></category>
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					<description><![CDATA[转载自： 众所周知的原因，帮大家把这篇文章转载过来，写的很好。 It seems like Bloom filters are all the rage these days. Three years ago I had barely heard of them and now it seems like I see articles and code using them all the time. That's mostly a good thing, since bloom f[......] 继续阅读]]></description>
		
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		<title>Sphinx 1.10的测试</title>
		<link>https://www.coder4.com/archives/1648</link>
					<comments>https://www.coder4.com/archives/1648#comments</comments>
		
		<dc:creator><![CDATA[coder4]]></dc:creator>
		<pubDate>Thu, 09 Jun 2011 06:50:40 +0000</pubDate>
				<category><![CDATA[Linux]]></category>
		<category><![CDATA[计算机技术]]></category>
		<category><![CDATA[1.10]]></category>
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		<category><![CDATA[信息检索]]></category>
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		<category><![CDATA[教程]]></category>
		<category><![CDATA[配置]]></category>
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					<description><![CDATA[编译Sphinx 1.10之后，看看它到底是怎么用的。 总的来说，检索系统就是建索引和搜索两个过程。 由于我们不准备使用MySQL引擎的部分，数据源采用XML接口，因此和官方文档中出入较大。 1、配置Sphinx cd /usr/local/sphinx/etc sudo cp sphinx.conf.dist sphinx.conf #编辑配置文件 sudo vim sphinx.conf #xml数据源配置 source src1 { type[......] 继续阅读]]></description>
		
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		<title>编译、安装Kyoto Cabinet, Kyoto Tycoon和Python编程接口</title>
		<link>https://www.coder4.com/archives/1577</link>
					<comments>https://www.coder4.com/archives/1577#respond</comments>
		
		<dc:creator><![CDATA[coder4]]></dc:creator>
		<pubDate>Tue, 24 May 2011 12:44:46 +0000</pubDate>
				<category><![CDATA[Linux]]></category>
		<category><![CDATA[Python]]></category>
		<category><![CDATA[数据库技术]]></category>
		<category><![CDATA[Kyoto Cabinet]]></category>
		<category><![CDATA[Kyoto Tycoon]]></category>
		<category><![CDATA[开源]]></category>
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		<category><![CDATA[编程]]></category>
		<category><![CDATA[编译]]></category>
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					<description><![CDATA[KC即Kyoto Cabinet就不多说了，是Tokyo Cabinet即TC的C++升级实现，而且版本更新较为频繁（是不是说明不太稳定呢？）。 如果是纯key-value的存储的化，KC是不二的选择。KT是KC的网络接口，下面记录一下编译过程。 环境：Ubuntu 10.04 LTS,Python 2.6.6 #KC wget http://fallabs.com/kyotocabinet/pkg/kyotocabinet-1.2.57.tar.gz tar -xzvf ky[......] 继续阅读]]></description>
		
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		<title>编译安装Sphinx 1.10</title>
		<link>https://www.coder4.com/archives/1553</link>
					<comments>https://www.coder4.com/archives/1553#respond</comments>
		
		<dc:creator><![CDATA[coder4]]></dc:creator>
		<pubDate>Wed, 18 May 2011 04:13:44 +0000</pubDate>
				<category><![CDATA[Linux]]></category>
		<category><![CDATA[Search]]></category>
		<category><![CDATA[Sphinx]]></category>
		<category><![CDATA[安装]]></category>
		<category><![CDATA[教程]]></category>
		<category><![CDATA[检索]]></category>
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					<description><![CDATA[1、下载 wget http://sphinxsearch.com/files/sphinx-1.10-beta.tar.gz tar -xzvf sphinx-1.10-beta.tar.gz cd sphinx-1.10-beta/ 2、相关库 出了libexpat用于xml之外，还有一个libstemer可选。其实还有libiconv和libzip，只不过我好像之前装过了。 sudo apt-get install libexpat-dev 3、编译 我不需要mysql支持[......] 继续阅读]]></description>
		
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		<item>
		<title>10个Django教程。</title>
		<link>https://www.coder4.com/archives/1450</link>
					<comments>https://www.coder4.com/archives/1450#respond</comments>
		
		<dc:creator><![CDATA[coder4]]></dc:creator>
		<pubDate>Thu, 07 Apr 2011 14:47:55 +0000</pubDate>
				<category><![CDATA[Python]]></category>
		<category><![CDATA[Django]]></category>
		<category><![CDATA[教程]]></category>
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					<description><![CDATA[http://blogfreakz.com/django/django-tutorials/[......] 继续阅读]]></description>
		
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