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	<title>Java Blog</title>
	
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	<description>Blog on core java, servlets, jsp and design patterns.</description>
	<lastBuildDate>Wed, 23 May 2012 16:59:37 +0000</lastBuildDate>
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		<title>Top 10 Java Classes</title>
		<link>http://feedproxy.google.com/~r/javapapers/java-interview-questions/~3/IoPeckbUnJE/</link>
		<comments>http://javapapers.com/core-java/top-10-java-classes/#comments</comments>
		<pubDate>Wed, 23 May 2012 16:59:37 +0000</pubDate>
		<dc:creator>Joe</dc:creator>
				<category><![CDATA[Core Java]]></category>

		<guid isPermaLink="false">http://javapapers.com/?p=818</guid>
		
			<content:encoded><![CDATA[Thought of compiling a list of classes that are popular among java programmers. Should I say most essential? There is no strict rules for the selection, in fact there are no rules followed. Classes that popped up on top of mind are listed below. You are welcome to add your own list. This list will...<div class="feedflare">
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		<slash:comments>1</slash:comments>
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		<item>
		<title>Java Timer</title>
		<link>http://feedproxy.google.com/~r/javapapers/java-interview-questions/~3/HwD8R8Sv1fw/</link>
		<comments>http://javapapers.com/core-java/java-timer/#comments</comments>
		<pubDate>Sun, 20 May 2012 12:48:19 +0000</pubDate>
		<dc:creator>Joe</dc:creator>
				<category><![CDATA[Core Java]]></category>

		<guid isPermaLink="false">http://javapapers.com/?p=809</guid>
		
			<content:encoded><![CDATA[When there is a need to trigger a task automatically based on time we should schedule it using a timer api. The requirement can vary from a single execution on a fixed time to high complex recurring event. For example take our regular alarm clock where we fix a time and it beeps coming day [...]<div class="feedflare">
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		<slash:comments>8</slash:comments>
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		<item>
		<title>Composite Design Pattern</title>
		<link>http://feedproxy.google.com/~r/javapapers/java-interview-questions/~3/wj970WQXyxQ/</link>
		<comments>http://javapapers.com/design-patterns/composite-design-pattern/#comments</comments>
		<pubDate>Sun, 13 May 2012 07:54:47 +0000</pubDate>
		<dc:creator>Joe</dc:creator>
				<category><![CDATA[Design Patterns]]></category>

		<guid isPermaLink="false">http://javapapers.com/?p=797</guid>
		
			<content:encoded><![CDATA[When we want to represent part-whole hierarchy, use tree structure and compose objects. We know tree structure what a tree structure is and some of us don&#8217;t know what a part-whole hierarchy is. A system consists of subsystems or components. Components can further be divided into smaller...<div class="feedflare">
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		<slash:comments>19</slash:comments>
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		<item>
		<title>System.out.println</title>
		<link>http://feedproxy.google.com/~r/javapapers/java-interview-questions/~3/Gqaw6nRYIu4/</link>
		<comments>http://javapapers.com/core-java/system-out-println/#comments</comments>
		<pubDate>Sun, 29 Apr 2012 13:44:02 +0000</pubDate>
		<dc:creator>Joe</dc:creator>
				<category><![CDATA[Core Java]]></category>

		<guid isPermaLink="false">http://javapapers.com/?p=787</guid>
		
			<content:encoded><![CDATA[It is love at first type. I fell in deep love with it from the first moment I used it. Didn&#8217;t you? How many times have we used it till now? It is one of the most number of times compiled statement in the history of java. We fondly call it SOP. If you want [...]<div class="feedflare">
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		<slash:comments>48</slash:comments>
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		<item>
		<title>ThreadLocal</title>
		<link>http://feedproxy.google.com/~r/javapapers/java-interview-questions/~3/CaoOSA6wd8s/</link>
		<comments>http://javapapers.com/core-java/threadlocal/#comments</comments>
		<pubDate>Sun, 22 Apr 2012 17:30:20 +0000</pubDate>
		<dc:creator>Joe</dc:creator>
				<category><![CDATA[Core Java]]></category>

		<guid isPermaLink="false">http://javapapers.com/?p=780</guid>
		
			<content:encoded><![CDATA[Core concept of ThreadLocal is, &#8220;every thread that accesses a ThreadLocal variable via its get or set method has its own, independently initialized copy of the variable&#8221;. In other words, we want to have separate instances(private copy) of a class so that there will not be any conflict...<div class="feedflare">
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		<slash:comments>18</slash:comments>
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		<item>
		<title>Proxy Design Pattern</title>
		<link>http://feedproxy.google.com/~r/javapapers/java-interview-questions/~3/c4t89g3ZtZk/</link>
		<comments>http://javapapers.com/design-patterns/proxy-design-pattern/#comments</comments>
		<pubDate>Sun, 01 Apr 2012 17:19:33 +0000</pubDate>
		<dc:creator>Joe</dc:creator>
				<category><![CDATA[Design Patterns]]></category>

		<guid isPermaLink="false">http://javapapers.com/?p=771</guid>
		
			<content:encoded><![CDATA[&#8220;Provide a surrogate or placeholder for another object to control access to it&#8221; is the intent provided by GoF. Proxy means &#8216;in place of&#8217;. In attendance roll call, we give proxy for our friends in college right? &#8216;Representing&#8217; or &#8216;in place of&#8217; or...<div class="feedflare">
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