Java Singleton design pattern tutorial.
Java Singleton design pattern is one of the design pattern that governs the instantiation of an object in Java. This design pattern suggest that only one instance of a Singleton object is created by...
Viral Patel
Story of the week: Google and the Tea Kettle
This week the tech world was set on ablaze when this article in The Times of London reported that every Google search query contributes in 7 gm of CO2 to the atmosphere and this...
Playing with JVM / Java Heap Size.
Java programs executes in JVM uses Heap of memory to manage the data. If your Java program requires a large amount of memory, it is possible that the virtual machine will begin to throw...
Java Servlet Filter tutorial example using Eclipse & Tomcat
[ad name=”AD_INBETWEEN_POST”]Servlet Filters are the latest components that are added in Servlet 2.3 specifications. These filters are used basically for intercepting and modifying requests and response from server. Consider a scenario where you want...
Tutorial: Java Class file format, revealed…
In previous tutorial Java Virtual Machine, An inside story…, we saw some basic of internals of JVM and how it is divided into different components that helps in execution of Java byte code. Java...
Morning Madness!! Barack Obama’s twitter account hacked.
Twitter: the popular microblogging site, was hit by hackers and 33 high profile accounts including that of Rick Sanchez and Barack Obama was compromised. The attack just followed last weekend phishing attack on website....
Calling JavaScript function from String
While creating the jQuery plugin for DIV TEXT BOX: Create orkut style status update box, I had a requirement where in I had to call a JavaScript function whose name is specified as a...
Top 10 biggest Tech stories of 2008
In the year 2008 Tech industry has seen lot of ups and downs. Starting from Microsoft proposed acquisition of Yahoo to launching of Apple’s iPhone; Tech world has seen lots of new things in...
Tutorial: Create JSP custom tag library
A Custom tag is a user defined JSP language element. When a JSP page containing custom tag is translated into a Servlet, the tag is converted to operations on an object called tag handler....
Increase performance of website by compressing JavaScript.
Performance tuning of any website involves lots of things to be taken care of. For example, compressing the output / response of the website increase the performance by significant folds. GZIp and Deflate compression...