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	<title>LetRails &#187; 新闻</title>
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		<title>Ramaze: 轻量级家族的新成员</title>
		<link>http://www.letrails.cn/archives/ramaze-another-lightweight-ruby-framework/</link>
		<comments>http://www.letrails.cn/archives/ramaze-another-lightweight-ruby-framework/#comments</comments>
		<pubDate>Thu, 10 Jan 2008 16:22:58 +0000</pubDate>
		<dc:creator>yuanyi</dc:creator>
				<category><![CDATA[新闻]]></category>

		<guid isPermaLink="false">http://www.letrails.cn/archives/ramaze-another-lightweight-ruby-framework</guid>
		<description><![CDATA[Rails尽管很强大，但是对某些人来说，它还是太庞大了，于是就出现了像Merb与Camping这样的轻量级框架，现在，这一家族又多了一个新成员：Ramaze，它轻的几乎难以置信： 并且它支持Ruby1.9，因此，速度不是一般的快，完整的特性列表看这里。 更新：刚从这里看到有个叫Sinatra的框架也很神奇。<table class="wumii-related-items" cellspacing="0" cellpadding="3" border="0"  style="clear: both;">
    
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			<content:encoded><![CDATA[<p>Rails尽管很强大，但是对某些人来说，它还是太庞大了，于是就出现了像<a href="http://merbivore.org/">Merb</a>与<a href="http://redhanded.hobix.com/bits/campingAMicroframework.html">Camping</a>这样的轻量级框架，现在，这一家族又多了一个新成员：<a href="http://ramaze.net/home">Ramaze</a>，它轻的几乎难以置信：</p>
<p><a href='http://lilac.greatweb.cn/rails/wp-content/uploads/2008/01/picture-2.png' title='picture-2.png'><img src='http://lilac.greatweb.cn/rails/wp-content/uploads/2008/01/picture-2.png' alt='picture-2.png' /></a></p>
<p>并且它支持Ruby1.9，因此，速度不是一般的快，<a href="http://antoniocangiano.com/2008/01/08/ramaze-a-ruby-framework-that-will-amaze/">完整的特性列表看这里</a>。</p>
<p>更新：刚从<a href="http://www.ruby-lang.org.cn/forums/thread-2155-1-1.html">这里</a>看到有个叫<a href="http://sinatra.rubyforge.org/">Sinatra</a>的框架也很神奇。</p>
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		</item>
		<item>
		<title>Ruby 1.9正式发布</title>
		<link>http://www.letrails.cn/archives/ruby-1-9-released/</link>
		<comments>http://www.letrails.cn/archives/ruby-1-9-released/#comments</comments>
		<pubDate>Tue, 25 Dec 2007 20:40:07 +0000</pubDate>
		<dc:creator>yuanyi</dc:creator>
				<category><![CDATA[新闻]]></category>

		<guid isPermaLink="false">http://www.letrails.cn/archives/ruby-1-9-released</guid>
		<description><![CDATA[来自Ruby官方网站的最新消息，Matz已经发布了1.9的development版本，从这个测试结果来看，性能确实提升不少，下载地址： ftp://ftp.ruby-lang.org/pub/ruby/1.9/ruby-1.9.0-0.tar.bz2 407cc7d0032e19eb12216c0ebc7f17b3 ftp://ftp.ruby-lang.org/pub/ruby/1.9/ruby-1.9.0-0.tar.gz b20cce98b284f7f75939c09d5c8e846d ftp://ftp.ruby-lang.org/pub/ruby/1.9/ruby-1.9.0-0.zip 78b2a5f9a81c5f6775002c4fb24d2d75 特别感谢公司的“首席新闻发布官”：Nico，虽然他看不到。<table class="wumii-related-items" cellspacing="0" cellpadding="2" border="0" width="100%" style="clear: both;">
    
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			<content:encoded><![CDATA[<p><img src="http://nubyonrails.com/system/uploads/ruby-400.png" height="244" width="244" /></p>
<p><a href="http://www.ruby-lang.org/en/news/2007/12/25/ruby-1-9-0-released/">来自Ruby官方网站的最新消息</a>，Matz已经发布了1.9的development版本，<a href="http://rubychan.de/share/yarv_speedups.html">从这个测试结果来看</a>，性能确实提升不少，下载地址：</p>
<p><a href="ftp://ftp.ruby-lang.org/pub/ruby/1.9/ruby-1.9.0-0.tar.bz2">ftp://ftp.ruby-lang.org/pub/ruby/1.9/ruby-1.9.0-0.tar.bz2</a></p>
<pre><code>407cc7d0032e19eb12216c0ebc7f17b3</code></pre>
<p><a href="ftp://ftp.ruby-lang.org/pub/ruby/1.9/ruby-1.9.0-0.tar.gz">ftp://ftp.ruby-lang.org/pub/ruby/1.9/ruby-1.9.0-0.tar.gz</a></p>
<pre><code>b20cce98b284f7f75939c09d5c8e846d</code></pre>
<p><a href="ftp://ftp.ruby-lang.org/pub/ruby/1.9/ruby-1.9.0-0.zip">ftp://ftp.ruby-lang.org/pub/ruby/1.9/ruby-1.9.0-0.zip</a></p>
<pre><code>78b2a5f9a81c5f6775002c4fb24d2d75</code></pre>
<p>特别感谢公司的“首席新闻发布官”：Nico，虽然他看不到。</p>
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		<item>
		<title>Rails 1.2.4发布</title>
		<link>http://www.letrails.cn/archives/rails-1-2-4-release/</link>
		<comments>http://www.letrails.cn/archives/rails-1-2-4-release/#comments</comments>
		<pubDate>Mon, 08 Oct 2007 16:30:39 +0000</pubDate>
		<dc:creator>Yuanyi ZHANG</dc:creator>
				<category><![CDATA[其它]]></category>
		<category><![CDATA[新闻]]></category>

		<guid isPermaLink="false">http://www.letrails.cn/archives/rails124%e5%8f%91%e5%b8%83</guid>
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			<content:encoded><![CDATA[<p>尴尬，<a href="http://www.letrails.cn/archives/2007-10-01-rails-2-0-0-preview-release" title="上篇帖子" id="zk1_">上篇帖子</a>还没写完，<a href="http://weblog.rubyonrails.org/2007/10/5/rails-1-2-4-maintenance-release">Rails 1.2.4</a>就发布了，不过就像上次说的，没什么大变化，主要增加一些Deprecation warnings，同时修补了几个安全漏洞，使用gem install命令升级。</p>
<p class="code"><code>$ sudo gem install rails</code></p>
<p>另外<a href="http://www.sitepoint.com/">sitepoint.com</a>发布了一本Rails入门书籍<a href="http://www.sitepoint.com/books/rails1/about.php">〈Build Your own Ruby on Rails Web Applications〉</a>，作者Patrick Lenz，<strong>针对Rails 2.0</strong>，并提供60天的免费下载，不清楚具体什么时候到期，但是目前还可以下载：</p>
<p>下载地址：<a href="http://media.sitepoint.com/books/ror.pdf" onclick="return top.js.OpenExtLink(window,event,this)" target="_blank">http://media.sitepoint.com/books</a></p>
<p>这是目录，感觉还不错，值得一下：</p>
<p>1. Introducing Ruby on Rails<br />
2. Getting Started<br />
3. Introducing Ruby<br />
4. Rails Revealed<br />
5. Models, Views, and Controllers<br />
6. Helpers, Forms, and Layouts<br />
7. Ajax and Web 2.0<br />
8. Protective Measures<br />
9. Advanced Topics<br />
10. Rails Plugins<br />
11. Debugging, Testing, and Benchmarking<br />
12. Deployment and Production Use</p>
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		<title>Rails2.0预览版发布既新特性介绍（一）</title>
		<link>http://www.letrails.cn/archives/2007-10-01-rails-2-0-0-preview-release/</link>
		<comments>http://www.letrails.cn/archives/2007-10-01-rails-2-0-0-preview-release/#comments</comments>
		<pubDate>Mon, 01 Oct 2007 13:39:22 +0000</pubDate>
		<dc:creator>Yuanyi ZHANG</dc:creator>
				<category><![CDATA[新闻]]></category>

		<guid isPermaLink="false">http://www.letrails.cn/archives/2007-10-01-rails-2-0-0-preview-release</guid>
		<description><![CDATA[Rails2.0看起来已经离我们越来越近了，来自Rails官方blog的最新消息，作为RC（Release Candidate）版本的前奏，Rails2.0预览版已经发布。当然，预览版之后可能还会进行一些改动，但通过它我们已经可以体验到绝大部分 Rails2.0的新特性了。 在Rails2.0正式版发布之前，还会有1.2.4版本，但主要是一些Bug修改和警告信息（对不符合2.0规范的代码给出警告，方便你迁移到2.0）。 已经迫不及待了？那就赶紧试试吧！ 安装 gem install rails &#8211;source http://gems.rubyonrails.org 或者通过svn： rake rails:freeze:edge TAG=rel_2-0-0_PR 新特性 1. Action Pack: Resources Rails2.0对REST的支持进行了许多改进，包括： 使用people/1/edit代替那个丑陋的people/1;edit 增加namespace支持： map.namespace(:admin) do &#124;admin&#124; &#160;&#160;admin.resources :products, &#160;&#160;&#160;&#160; :collection =&#62; { :inventory =&#62; :get }, &#160;&#160;&#160;&#160; :member =&#62; { :duplicate =&#62; :post }, &#160;&#160;&#160;&#160; :has_many =&#62; [ :tags, :images, :variants ] end 这将产生如inventory_admin_products_url和admin_products_tags_url的命名路由 同时还有一个rake [...]<table class="wumii-related-items" cellspacing="0" cellpadding="2" border="0" width="100%" style="clear: both;">
    
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			<content:encoded><![CDATA[<p>Rails2.0看起来已经离我们越来越近了，<a href="http://weblog.rubyonrails.com">来自Rails官方blog</a>的最新消息，作为RC（Release Candidate）版本的前奏，<a href="http://weblog.rubyonrails.com/2007/9/30/rails-2-0-0-preview-release">Rails2.0预览版已经发布</a>。当然，预览版之后可能还会进行一些改动，但通过它我们已经可以体验到绝大部分 Rails2.0的新特性了。</p>
<p>在Rails2.0正式版发布之前，还会有1.2.4版本，但主要是一些Bug修改和警告信息（对不符合2.0规范的代码给出警告，方便你迁移到2.0）。</p>
<p>已经迫不及待了？那就赶紧试试吧！</p>
<p><span style="font-weight: bold">安装</span></p>
<p>gem install rails &#8211;source http://gems.rubyonrails.org</p>
<p>或者通过svn：</p>
<p>rake rails:freeze:edge TAG=rel_2-0-0_PR</p>
<p><span style="font-weight: bold">新特性</span></p>
<p>1. Action Pack: Resources</p>
<p>Rails2.0对REST的支持进行了许多改进，包括：</p>
<ul>
<li>使用people/1/edit代替那个丑陋的people/1;edit</li>
<li>增加namespace支持：</li>
<p class="code"><code class="ruby">map.namespace(:admin) do |admin|<br />
&nbsp;&nbsp;admin.resources :products,<br />
&nbsp;&nbsp;&nbsp;&nbsp; :collection =&gt; { :inventory =&gt; :get },<br />
&nbsp;&nbsp;&nbsp;&nbsp; :member     =&gt; { :duplicate =&gt; :post },<br />
&nbsp;&nbsp;&nbsp;&nbsp; :has_many   =&gt; [ :tags, :images, :variants ]<br />
end</code></p>
<p>这将产生如inventory_admin_products_url和admin_products_tags_url的命名路由</p>
<li>同时还有一个rake routes任务可以用来察看所有命名路由。</li>
<li>所有resource controller默认都将采用复数形式，因此，一个资源可以只使用一个controller映射到多个上下文中，比如下面这样：</li>
<p class="code"><code class="ruby"># /avatars/45 =&gt; AvatarsController#show<br />
map.resources :avatars<br />
# /people/5/avatar =&gt; AvatarsController#show<br />
map.resources :people, :has_one =&gt; :avatar</code></p>
</ul>
<p>2. Action Pack: Multiview</p>
<p>尽管已经有了respond_to，但是Rails2.0又更进了一步，将模板从模板引擎中独立了出来，show.rhtml现在成了 show.html.erb，它默认响应format.html的请求，show.csv.erb则响应text/csv类型的请求，它们都使用默认的 erb模板引擎，下面是一些模板命名的例子及说明：</p>
<ul>
<li>show.erb，针对所有MIME类型使用相同的模板</li>
<li>index.atom.builder，使用Builder格式，也就是以前的rxml格式，它负责相应application/atom+xml格式请求</li>
<li>edit.iphone.haml，使用haml引擎来渲染自定义的MIME::IPHONE类型</li>
</ul>
<p>既然说到了iphone，我们就深入一下，Rails2.0同样对添加新的仅用于内部的MIME类型进行了简化，就以上面的iphone haml为例：</p>
<p class="code"><code class="ruby"># should go in config/initializers/mime_types.rb<br />
Mime.register_alias "text/html", :iphone</code></p>
<p class="code"><code class="ruby">class ApplicationController &lt; ActionController::Base<br />
&nbsp;&nbsp;before_filter :adjust_format_for_iphone<br />
&nbsp;&nbsp;private<br />
&nbsp;&nbsp;def adjust_format_for_iphone<br />
&nbsp;&nbsp;&nbsp;&nbsp;if request.env["HTTP_USER_AGENT"] &amp;&amp; request.env["HTTP_USER_AGENT"][/(iPhone|iPod)/]<br />
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;request.format = :iphone<br />
&nbsp;&nbsp;&nbsp;&nbsp;end<br />
&nbsp;&nbsp;end<br />
end</code></p>
<p class="code"><code class="ruby">class PostsController &lt; ApplicationController<br />
&nbsp;&nbsp;def index<br />
&nbsp;&nbsp;&nbsp;&nbsp;respond_to do |format|<br />
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;format.html   # renders index.html.erb<br />
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;format.iphone # renders index.iphone.erb<br />
&nbsp;&nbsp;&nbsp;&nbsp;end<br />
&nbsp;&nbsp;end<br />
end</code></p>
<p>Rails2.0默认为每个应用创建了一个config/initializers/mime_types.rb文件，你可以在这里定义你自己的MIME类型。</p>
<p>国庆期间，今天就先到这里了，更多2.0新特性介绍，明天继续，当然你也可以直接<a href="http://weblog.rubyonrails.com/2007/9/30/rails-2-0-0-preview-release">查看原文</a>。</p>
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		<item>
		<title>JRuby Inside上线</title>
		<link>http://www.letrails.cn/archives/37/</link>
		<comments>http://www.letrails.cn/archives/37/#comments</comments>
		<pubDate>Mon, 16 Jul 2007 15:42:29 +0000</pubDate>
		<dc:creator>Yuanyi ZHANG</dc:creator>
				<category><![CDATA[Ruby]]></category>
		<category><![CDATA[新闻]]></category>

		<guid isPermaLink="false">http://www.letrails.cn/archives/37</guid>
		<description><![CDATA[与Ruby Inside类似，不过从它的名字我们就能想到，JRuby Inside的内容将主要集中在JRuby方面，当然，Ruby Inside上也还会有关于JRuby的内容，不过如果你是JRuby的粉丝，那么我相信JRuby Inside会使你的脉搏跳动的更快一些。 JRuby Inside的Feed订阅地址：http://feeds.feedburner.com/JRubyInside<table class="wumii-related-items" cellspacing="0" cellpadding="3" border="0"  style="clear: both;">
    
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</table>]]></description>
			<content:encoded><![CDATA[<p>与<a href="http://www.rubyinside.com/">Ruby Inside</a>类似，不过从它的名字我们就能想到，<a href="http://www.jrubyinside.com/">JRuby Inside</a>的内容将主要集中在<a href="http://jruby.codehaus.org/">JRuby</a>方面，当然，Ruby Inside上也还会有<a href="http://www.rubyinside.com/category/jruby/">关于JRuby的内容</a>，不过如果你是JRuby的粉丝，那么我相信JRuby Inside会使你的脉搏跳动的更快一些。</p>
<p><img src="http://www.rubyinside.com/wp-content/uploads/2007/07/jrubyinside.jpg" /></p>
<p>JRuby Inside的Feed订阅地址：<a href="http://feeds.feedburner.com/JRubyInside">http://feeds.feedburner.com/JRubyInside</a></p>
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		<item>
		<title>JRuby1.0发布</title>
		<link>http://www.letrails.cn/archives/14/</link>
		<comments>http://www.letrails.cn/archives/14/#comments</comments>
		<pubDate>Mon, 11 Jun 2007 17:19:41 +0000</pubDate>
		<dc:creator>Yuanyi ZHANG</dc:creator>
				<category><![CDATA[Ruby]]></category>
		<category><![CDATA[新闻]]></category>

		<guid isPermaLink="false">http://www.letrails.cn/archives/14</guid>
		<description><![CDATA[JRuby，Ruby语言的Java实现，经过漫长的等待之后，终于发布了1.0版本 ，此版本的特性包括： 完全兼容Ruby1.8.5版本 支持大部分Ruby builtin class 支持从Ruby内部定义及使用Java class Bean Scripting Framework（BSF）支持 多License支持（CPL/GPL/LGPL) JRuby项目始于2001年，最初仅仅是对Ruby 1.6的简单porting，但是随着2006年9月Sun公司的介入，JRuby项目开始进入一个高速发展的阶段，随着1.0版本的发布，JRuby项 目的开发者宣称大部分兼容性Bug都已经得到了解决，现在”它基本可以工作了（It will just works！）！“ 事实上，许多公司（Thoughtworks是最著名的），都期盼着JRuby项目能够释放Rails在企业应用开发上的强大动力，现在，随着 JRuby1.0的发布，让我们有理由相信，Rails进军企业级应用的那一天已经不远了，相信Ruby社区很快就会出现大量的基于JRuby的新应用以 及开发指南。<table class="wumii-related-items" cellspacing="0" cellpadding="3" border="0"  style="clear: both;">
    
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			<content:encoded><![CDATA[<p><a href="http://jruby.codehaus.org/" target="_blank">JRuby</a>，Ruby语言的Java实现，经过漫长的等待之后，终于<a href="http://ola-bini.blogspot.com/2007/06/jruby-10.html" title="发布了1.0版本">发布了1.0版本</a> ，此版本的特性包括：</p>
<ul>
<li>完全兼容Ruby1.8.5版本</li>
<li>支持大部分Ruby builtin class</li>
<li>支持从Ruby内部定义及使用Java class</li>
<li>Bean Scripting Framework（BSF）支持</li>
<li>多License支持（CPL/GPL/LGPL)</li>
</ul>
<p>JRuby项目始于2001年，最初仅仅是对Ruby 1.6的简单porting，但是随着2006年9月Sun公司的介入，JRuby项目开始进入一个高速发展的阶段，随着1.0版本的发布，JRuby项 目的开发者宣称大部分兼容性Bug都已经得到了解决，现在”它基本可以工作了（It will just works！）！“</p>
<p>事实上，许多公司（Thoughtworks是最著名的），都期盼着JRuby项目能够释放Rails在企业应用开发上的强大动力，现在，随着 JRuby1.0的发布，让我们有理由相信，Rails进军企业级应用的那一天已经不远了，相信Ruby社区很快就会出现大量的基于JRuby的新应用以 及开发指南。</p>
<p><img src="http://www.rubyinside.com/wp-content/uploads/2007/06/jrubylogo.png" /></p>
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