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		<title>Developing Flex Applications without Flash Builder. Use Free Adobe Flex SDK, ANT and Text Editor.</title>
		<link>http://sukumarvaddi.wordpress.com/2011/01/02/developing-flex-applications-without-flash-builder-use-free-adobe-flex-sdk-ant-and-text-editor/</link>
		<comments>http://sukumarvaddi.wordpress.com/2011/01/02/developing-flex-applications-without-flash-builder-use-free-adobe-flex-sdk-ant-and-text-editor/#comments</comments>
		<pubDate>Sun, 02 Jan 2011 20:00:58 +0000</pubDate>
		<dc:creator>Sukumar Vaddi</dc:creator>
				<category><![CDATA[Adobe Flex]]></category>

		<guid isPermaLink="false">http://sukumarvaddi.wordpress.com/?p=108</guid>
		<description><![CDATA[Required  Software: Flex SDK  (Click Here to get Adobe Flex SDK . Get Flex4 Release mile stone, 4.0.0.14159 build) Any Text editor to edit the source code (Notepad or Notepad++ on Windows or TextWrangler on mac) Ant version  1.8.1 (Comes default with Mac OS X) Steps When you download the Flex SDK, you download a &#8220;flex_sdk_4.0.0.14159.zip&#8221; [...]<img alt="" border="0" src="http://stats.wordpress.com/b.gif?host=sukumarvaddi.wordpress.com&amp;blog=13761012&amp;post=108&amp;subd=sukumarvaddi&amp;ref=&amp;feed=1" width="1" height="1" />]]></description>
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		<title>Understanding Flash Player Display List</title>
		<link>http://sukumarvaddi.wordpress.com/2010/11/15/understanding-flash-player-display-list/</link>
		<comments>http://sukumarvaddi.wordpress.com/2010/11/15/understanding-flash-player-display-list/#comments</comments>
		<pubDate>Mon, 15 Nov 2010 22:17:34 +0000</pubDate>
		<dc:creator>Sukumar Vaddi</dc:creator>
				<category><![CDATA[Adobe Flex]]></category>

		<guid isPermaLink="false">http://sukumarvaddi.wordpress.com/?p=97</guid>
		<description><![CDATA[The system that is used to create and manipulate graphics in flash player is called display list. Let’s say you see some content in flash player. This content is every thing that a flash player can display. It is graphics, text, images and so on. This is called screen state. Actually the state you see [...]<img alt="" border="0" src="http://stats.wordpress.com/b.gif?host=sukumarvaddi.wordpress.com&amp;blog=13761012&amp;post=97&amp;subd=sukumarvaddi&amp;ref=&amp;feed=1" width="1" height="1" />]]></description>
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			<media:title type="html">DisplayListHeirarchy</media:title>
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		<title>Android Activity Life Cycle</title>
		<link>http://sukumarvaddi.wordpress.com/2010/06/25/android-activity-life-cycle/</link>
		<comments>http://sukumarvaddi.wordpress.com/2010/06/25/android-activity-life-cycle/#comments</comments>
		<pubDate>Fri, 25 Jun 2010 20:20:23 +0000</pubDate>
		<dc:creator>Sukumar Vaddi</dc:creator>
				<category><![CDATA[Android]]></category>

		<guid isPermaLink="false">http://sukumarvaddi.wordpress.com/?p=89</guid>
		<description><![CDATA[As we know (If not, that is how it is) each Activity of an Android Application can be in several states, the following blog illustrates various states and various methods to be overridden to handle state changes. The developer has no control over what state the application activities are in. All this is managed by [...]<img alt="" border="0" src="http://stats.wordpress.com/b.gif?host=sukumarvaddi.wordpress.com&amp;blog=13761012&amp;post=89&amp;subd=sukumarvaddi&amp;ref=&amp;feed=1" width="1" height="1" />]]></description>
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		<title>Android Application Architecture</title>
		<link>http://sukumarvaddi.wordpress.com/2010/06/25/android-application-architecture/</link>
		<comments>http://sukumarvaddi.wordpress.com/2010/06/25/android-application-architecture/#comments</comments>
		<pubDate>Fri, 25 Jun 2010 19:31:31 +0000</pubDate>
		<dc:creator>Sukumar Vaddi</dc:creator>
				<category><![CDATA[Android]]></category>

		<guid isPermaLink="false">http://sukumarvaddi.wordpress.com/?p=82</guid>
		<description><![CDATA[Each user interface screen = Activity in Android Each Activity has its own life cycle. Activity Life Cycle is not related to process life cycle Process are disposable containers for activities Each activity that constitutes an Android application can be in several states. Developers have no control over what state the program is in. System [...]<img alt="" border="0" src="http://stats.wordpress.com/b.gif?host=sukumarvaddi.wordpress.com&amp;blog=13761012&amp;post=82&amp;subd=sukumarvaddi&amp;ref=&amp;feed=1" width="1" height="1" />]]></description>
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			<media:title type="html">AndroidApp Architecutre</media:title>
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		<title>Securing Flex and Java Applications</title>
		<link>http://sukumarvaddi.wordpress.com/2010/06/24/security-for-flex-applications/</link>
		<comments>http://sukumarvaddi.wordpress.com/2010/06/24/security-for-flex-applications/#comments</comments>
		<pubDate>Thu, 24 Jun 2010 22:14:25 +0000</pubDate>
		<dc:creator>Sukumar Vaddi</dc:creator>
				<category><![CDATA[Adobe Flex]]></category>

		<guid isPermaLink="false">http://sukumarvaddi.wordpress.com/?p=79</guid>
		<description><![CDATA[Add the following  to the web.xml file of your application &#60;security-constraint&#62; &#60;display-name&#62;Example Security Constraint&#60;/display-name&#62; &#60;web-resource-collection&#62; &#60;web-resource-name&#62;Protected Area&#60;/web-resource-name&#62; &#60;url-pattern&#62;/*&#60;/url-pattern&#62; &#60;http-method&#62;GET&#60;/http-method&#62; &#60;http-method&#62;POST&#60;/http-method&#62; &#60;/web-resource-collection&#62; &#60;auth-constraint&#62; &#60;role-name&#62;admin&#60;/role-name&#62; &#60;role-name&#62;member&#60;/role-name&#62; &#60;/auth-constraint&#62; &#60;/security-constraint&#62; &#160; &#60;login-config&#62; &#60;auth-method&#62;FORM&#60;/auth-method&#62; &#60;realm-name&#62;Example Form-Based Authentication Area&#60;/realm-name&#62; &#60;form-login-config&#62; &#60;form-login-page&#62;/login.jsp&#60;/form-login-page&#62; &#60;form-error-page&#62;/error.jsp&#60;/form-error-page&#62; &#60;/form-login-config&#62; &#60;/login-config&#62; Adding the above elements to web.xml file applies authentication to the web application. When you request a [...]<img alt="" border="0" src="http://stats.wordpress.com/b.gif?host=sukumarvaddi.wordpress.com&amp;blog=13761012&amp;post=79&amp;subd=sukumarvaddi&amp;ref=&amp;feed=1" width="1" height="1" />]]></description>
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		<slash:comments>0</slash:comments>
	
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		<title>Filters</title>
		<link>http://sukumarvaddi.wordpress.com/2010/06/10/filters/</link>
		<comments>http://sukumarvaddi.wordpress.com/2010/06/10/filters/#comments</comments>
		<pubDate>Thu, 10 Jun 2010 18:53:23 +0000</pubDate>
		<dc:creator>Sukumar Vaddi</dc:creator>
				<category><![CDATA[Java]]></category>
		<category><![CDATA[Servlets]]></category>

		<guid isPermaLink="false">http://sukumarvaddi.wordpress.com/?p=64</guid>
		<description><![CDATA[Filters are java components that can be used to process or intercept request from client to server before the request is sent to filter or to process responses after the servlet has completed its job and before this response reaches the client. Deployment descriptor defines when to kick in filters. Filters implement the Filter java [...]<img alt="" border="0" src="http://stats.wordpress.com/b.gif?host=sukumarvaddi.wordpress.com&amp;blog=13761012&amp;post=64&amp;subd=sukumarvaddi&amp;ref=&amp;feed=1" width="1" height="1" />]]></description>
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			<media:title type="html">sukumarvaddi</media:title>
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		<title>Session management</title>
		<link>http://sukumarvaddi.wordpress.com/2010/06/10/session-management/</link>
		<comments>http://sukumarvaddi.wordpress.com/2010/06/10/session-management/#comments</comments>
		<pubDate>Thu, 10 Jun 2010 18:52:10 +0000</pubDate>
		<dc:creator>Sukumar Vaddi</dc:creator>
				<category><![CDATA[Java]]></category>
		<category><![CDATA[Servlets]]></category>

		<guid isPermaLink="false">http://sukumarvaddi.wordpress.com/?p=61</guid>
		<description><![CDATA[Http protocol makes use of stateless connections for scalability. That means the server cannot remember clients between requests. In J2EE World, the servlet container generates a unique session ID on client’s request and gives it back to client along with the response. The client sends that sessionID with each subsequent request. The container identifies the [...]<img alt="" border="0" src="http://stats.wordpress.com/b.gif?host=sukumarvaddi.wordpress.com&amp;blog=13761012&amp;post=61&amp;subd=sukumarvaddi&amp;ref=&amp;feed=1" width="1" height="1" />]]></description>
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		<title>Various Listener interfaces and their methods and Event types in a web application</title>
		<link>http://sukumarvaddi.wordpress.com/2010/06/10/various-listener-interfaces-and-their-methods-and-event-types-in-a-web-application/</link>
		<comments>http://sukumarvaddi.wordpress.com/2010/06/10/various-listener-interfaces-and-their-methods-and-event-types-in-a-web-application/#comments</comments>
		<pubDate>Thu, 10 Jun 2010 18:41:49 +0000</pubDate>
		<dc:creator>Sukumar Vaddi</dc:creator>
				<category><![CDATA[Java]]></category>
		<category><![CDATA[Servlets]]></category>

		<guid isPermaLink="false">http://sukumarvaddi.wordpress.com/?p=58</guid>
		<description><![CDATA[ServletContextListener: wrote a whole blog about it. Methods: ContextInitialized(ServletContextEvent event) ContextDestroyed(ServletContextEvent event) ServletContextAttributeListener:  Notifies if an attribute has been added, removed or replaced to a web application context. Methods: attributeAdded(ServletContextAttributeEvent event) attributeRemoved(ServletContextAttributeEvent event) attributeReplaced(ServletContextAttributeEvent event) HttpSessionListener: To track active sessions in the application. Methods: sessionCreated(HttpSessionEvent event); sessionDestroyed(HttpSessionEvent event); ServletRequestListener: Notifies about the arrival of request. [...]<img alt="" border="0" src="http://stats.wordpress.com/b.gif?host=sukumarvaddi.wordpress.com&amp;blog=13761012&amp;post=58&amp;subd=sukumarvaddi&amp;ref=&amp;feed=1" width="1" height="1" />]]></description>
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		<title>ServletContextListener</title>
		<link>http://sukumarvaddi.wordpress.com/2010/06/10/servletcontextlistener/</link>
		<comments>http://sukumarvaddi.wordpress.com/2010/06/10/servletcontextlistener/#comments</comments>
		<pubDate>Thu, 10 Jun 2010 18:36:41 +0000</pubDate>
		<dc:creator>Sukumar Vaddi</dc:creator>
				<category><![CDATA[Java]]></category>
		<category><![CDATA[Servlets]]></category>

		<guid isPermaLink="false">http://sukumarvaddi.wordpress.com/?p=56</guid>
		<description><![CDATA[ServletContextListener initializes the web application. It is some thing that sits in the Container to be notified of the events during the start of web application. It kicks in before any of the servlet or JSP is instantiated. ServletContextListener is instantiated after the servletContext is created and before any of the servlet or JSP is [...]<img alt="" border="0" src="http://stats.wordpress.com/b.gif?host=sukumarvaddi.wordpress.com&amp;blog=13761012&amp;post=56&amp;subd=sukumarvaddi&amp;ref=&amp;feed=1" width="1" height="1" />]]></description>
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		<title>Differences Between ServletContext and ServletConfig</title>
		<link>http://sukumarvaddi.wordpress.com/2010/06/10/differences-between-servletcontext-and-servletconfig/</link>
		<comments>http://sukumarvaddi.wordpress.com/2010/06/10/differences-between-servletcontext-and-servletconfig/#comments</comments>
		<pubDate>Thu, 10 Jun 2010 18:34:42 +0000</pubDate>
		<dc:creator>Sukumar Vaddi</dc:creator>
				<category><![CDATA[Java]]></category>
		<category><![CDATA[Servlets]]></category>

		<guid isPermaLink="false">http://sukumarvaddi.wordpress.com/?p=54</guid>
		<description><![CDATA[ServletContext: You have only one ServletContext per web application Your Deployment Descriptor (web.xml) looks like the following when you specify context init parameters. &#60;web-app ……&#62; &#60;context-param&#62; &#60;param-name&#62;myName&#60;/param-name&#62; &#60;param-value&#62;sukumar vaddi&#60;/param-value&#62; &#60;context-parm&#62; &#60;/web-app&#62; 3. You read the context parameters in the servlet using the code  getServletContext().getInitParameter(“myName”); This is available to all the servlets and JSPs that make [...]<img alt="" border="0" src="http://stats.wordpress.com/b.gif?host=sukumarvaddi.wordpress.com&amp;blog=13761012&amp;post=54&amp;subd=sukumarvaddi&amp;ref=&amp;feed=1" width="1" height="1" />]]></description>
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