servlets 354

  1. How do servlets work? Instantiation, sessions, shared variables and multithreading
  2. What is the difference between JSF, Servlet and JSP?
  3. How to upload files to server using JSP/Servlet?
  4. Design Patterns web based applications
  5. How to use Servlets and Ajax?


  6. How do I import the javax.servlet API in my Eclipse project?
  7. Difference between getAttribute() and getParameter()
  8. Maven dependency for Servlet 3.0 API?
  9. Java EE web development, where do I start and what skills do I need?
  10. HttpServletRequest to complete URL
  11. Where to place and how to read configuration resource files in servlet based application?
  12. “PKIX path building failed” and “unable to find valid certification path to requested target”
  13. What is Java Servlet?
  14. What does the servlet <load-on-startup> value signify
  15. How to use a servlet filter in Java to change an incoming servlet request url?
  16. Tomcat VS Jetty
  17. Difference between / and /* in servlet mapping url pattern
  18. How to define servlet filter order of execution using annotations in WAR
  19. HttpServletRequest get JSON POST data
  20. Differences between cookies and sessions?
  21. Servlet for serving static content
  22. What is WEB-INF used for in a Java EE web application?
  23. HttpServletRequest - how to obtain the referring URL?
  24. How do you return a JSON object from a Java Servlet
  25. Simplest way to serve static data from outside the application server in a Java web application
  26. ContextLoaderListener or not?
  27. How do you remove a Cookie in a Java Servlet
  28. How to specify the default error page in web.xml?
  29. How to differ sessions in browser-tabs?
  30. The import javax.servlet can't be resolved
  31. What's the difference between getRequestURI and getPathInfo methods in HttpServletRequest?
  32. Can I exclude some concrete urls from <url-pattern> inside <filter-mapping>?
  33. Recommended way to save uploaded files in a servlet application
  34. How to get request URI without context path?
  35. How to install JSTL? The absolute uri: http://java.sun.com/jstl/core cannot be resolved
  36. Why do Java webapps use .do extension? Where did it come from?
  37. RequestDispatcher.forward() vs HttpServletResponse.sendRedirect()
  38. How to test my servlet using JUnit
  39. Eclipse Build Path Nesting Errors
  40. doGet and doPost in Servlets
  41. Prevent user from seeing previously visited secured page after logout
  42. Get JSF managed bean by name in any Servlet related class
  43. What are the differences between Servlet 2.5 and 3?
  44. How to use Session attributes in Spring-mvc
  45. what is the difference between a portlet and a servlet?
  46. Difference between each instance of servlet and each thread of servlet in servlets?
  47. java.lang.IllegalStateException: Cannot (forward | sendRedirect | create session) after response has been committed
  48. Should one call .close() on HttpServletResponse.getOutputStream()/.getWriter()?
  49. How to run a background task in a servlet based web application?
  50. Getting request payload from POST request in Java servlet