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superclass "javax.servlet.http.HttpServlet" not found on Java Build Path - solution

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You might (normally) get the error following error on a dynamic java web project created through maven on Eclipse IDE. The solution is simpl...

Java Obsfucate Password - Replace with asterisk

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Obsfucate password :  Rreplace everything except first and last character by asterisk ( * ), if  the password is less than ALLOWED_LENGTH ...

change maven local repository path - symbolic links

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Let's suppose we want to change the local maven repo path (default : c:\users\user_name\.m2\repository ) to some other real folder - let...

using symbolic links on windows

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Using symbolic links (MKLINK comand) on windows: Suppose we want to create a link of folder ' e:\source'   to c:\target\bridge   t...

Linux find command

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The find command is one of the most important and much used command in Linux systems. find command is used to search and locate list of f...

Java - OS independent line separator

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 You might already knew, the new line character depends on your OS. \n for Unix \r\n for Windows and  \r for old Macs and so on Alwa...

Spring Interview Questions Answers - Mostly Asked 2

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Spring Interview Questions - 2 Question: What are the pros or benefits of Spring framework ? The pros of Spring framework are as fol...

The superclass "javax.servlet.http.HttpServlet" was not found on the Java Build Path - Solution

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Solution to the Java Web Project error : " The superclass "javax.servlet.http.HttpServlet" was not found on the Java Build Pa...

Hibernate Interview Questions Answers - Most Asked

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Hibernate Interview Questions Q. What are the id generator classes in hibernate? A:   The optional  <generator>  child element...

Spring Interview Questions Answers - Mostly Asked 1

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Spring Interview Questions 1 Q. Explain DI or IOC pattern.   A:  Dependency injection (DI) is a programming design pattern an...