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jar not loaded. See Servlet Spec 2.3, section 9.7.2. Offending class: javax/servlet/Servlet.class

... See my edited answer. clean and build the app using Maven, and check that the servlet jar is not in the WEB-INF/lib directory in the generated webapp. – JB Nizet Mar 24 '13 at 17:37 ...
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Understand the “Decorator Pattern” with a real world example

...case of a pizza shop. In the pizza shop they will sell few pizza varieties and they will also provide toppings in the menu. Now imagine a situation wherein if the pizza shop has to provide prices for each combination of pizza and topping. Even if there are four basic pizzas and 8 different toppings,...
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How can I make grep print the lines below and above each matching line? [duplicate]

I have to parse a very large file and I want to use the command grep (or any other tool). 3 Answers ...
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XPath: How to select elements based on their value?

I am new to using XPath and this may be a basic question. Kindly bear with me and help me in resolving the issue. I have an XML file like this: ...
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What's the difference between `=` and `

I'm using R 2.8.1 and it is possible to use both = and <- as variable assignment operators. What's the difference between them? Which one should I use? ...
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Xcode 'Build and Archive' menu item disabled

I have been using the new 'Build and Archive' feature of the latest Xcode 3.2.3. I like it. 10 Answers ...
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Maven equivalent for python [closed]

I'm a java developer/python beginner, and I'm missing my maven features, particularly dependency management and build automation (I mean you don't build, but how to create a package for deployment?) ...
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Difference between exit() and sys.exit() in Python

In Python, there are two similarly-named functions, exit() and sys.exit() . What's the difference and when should I use one over the other? ...
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Difference between datetime and timestamp in sqlserver? [duplicate]

What is the difference between Timestamp and Datetime SQL Server? 2 Answers 2 ...
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Maven dependency spring-web vs spring-webmvc

... spring-web provides core HTTP integration, including some handy Servlet filters, Spring HTTP Invoker, infrastructure to integrate with other web frameworks and HTTP technologies e.g. Hessian, Burlap. spring-webmvc is an implementation of Spring MVC. spring-webmvc depends on on sprin...