My class is not a servlet error Understanding My Class is Not a Servlet Error When working on Java web applications developers sometimes encounter the My class is not a servlet error This erro 3 min read 09-10-2024 30
java.lang.IllegalStateException: Cannot (forward | sendRedirect | create session) after response has been committed Understanding java lang Illegal State Exception How to Handle Committed Responses in Java Web Applications Java web developers often encounter various exception 3 min read 08-10-2024 32
What's the difference between RequestDispatcher.forward() and HttpServletResponse.sendRedirect()? Understanding the Difference Between Request Dispatcher forward and Http Servlet Response send Redirect When developing Java web applications using servlets two 3 min read 08-10-2024 30
An established connection was aborted by the software in your host machine tomcat jackson An Established Connection Was Aborted by the Software in Your Host Machine Deciphering the Tomcat and Jackson Error Ever encountered the dreaded An established 3 min read 07-10-2024 31
JSP file output not updating after changes [Eclipse Internal Web Browser issue] JSP File Not Updating Eclipses Internal Web Browser Troubleshoot Problem You ve made changes to your JSP file in Eclipse but the changes arent reflecting in the 2 min read 07-10-2024 25
Ajax Call to servlet and load new page Dynamic Web Pages with AJAX Replacing Content without Reloading Imagine you re browsing a website and need to update a specific section without the entire page 3 min read 07-10-2024 21
Calling a servlet from JSP file on page load Calling a Servlet from a JSP File on Page Load A Simple Guide Have you ever needed to dynamically populate your JSP page with data before its displayed Perhaps 3 min read 06-10-2024 43
Invalidating old httpsession drops current httpsession's context The Unexpected Side Effect Why Invalidation Can Break Your Web Applications Flow Imagine you re navigating through a complex web application You ve just filled 2 min read 06-10-2024 46
How to transform jakarta.servlet.http.HttpServletRequest to javax.servlet.http.HttpServletRequest Bridging the Gap Transforming jakarta servlet http Http Servlet Request to javax servlet http Http Servlet Request Problem You re working with a legacy system t 2 min read 05-10-2024 54
404 with servlets Understanding the 404 Error with Servlets A Comprehensive Guide In web development encountering a 404 Not Found error can be frustrating for both users and deve 3 min read 23-09-2024 46
404 error when redirecting to Servlet from a html page Understanding and Resolving 404 Errors When Redirecting to a Servlet from an HTML Page Introduction Encountering a 404 error when attempting to redirect to a Se 3 min read 22-09-2024 51
Maven build successful but compiled class files contain unresolved type errors Understanding Maven Build Success but Compiled Class Files Containing Unresolved Type Errors In the world of Java development using a build automation tool like 3 min read 22-09-2024 67
Moving from tomcat9 to tomcat10, system still tries to load javax/servlet/http/HttpServlet Migrating from Tomcat 9 to Tomcat 10 Resolving the Http Servlet Loading Issue As developers migrate their applications from Tomcat 9 to Tomcat 10 they often enc 3 min read 16-09-2024 58
Issue with Redirecting after Generating a PDF with Java Servlets Issues with Redirecting After Generating a PDF with Java Servlets Generating a PDF in a Java Servlet can often lead to issues particularly when trying to redire 2 min read 16-09-2024 71
How to send a redirect after generating a file download in Servlet How to Send a Redirect After Generating a File Download in Servlet In web applications there are scenarios where you might need to generate a file for download 3 min read 16-09-2024 40
How to effectively close/destroy/terminate sessions? How to Effectively Close Destroy or Terminate Sessions In the world of web development and application security managing user sessions is crucial Improper handl 3 min read 15-09-2024 48
When I click on logout button I still can go back to previous page using browser's back button Understanding Logout Functionality Why the Back Button Can Be a Security Concern When a user clicks the logout button on a website the expectation is that they 3 min read 15-09-2024 53
Tomcat 10.x throws java.lang.NoClassDefFoundError on javax.servlet.* Resolving java lang No Class Def Found Error in Tomcat 10 x for javax servlet If you re encountering a java lang No Class Def Found Error related to javax servl 3 min read 15-09-2024 51
How to install JDBC driver in servlet based project without facing java.lang.ClassNotFoundexception Troubleshooting Class Not Found Exception in Servlet A Comprehensive Guide The problem lies in the way the JDBC driver is being configured within the servlet ba 2 min read 07-09-2024 71
How to call servlet class from HTML form How to Call a Servlet Class from an HTML Form In the development of web applications the interaction between client side HTML forms and server side Java applica 3 min read 07-09-2024 57
java.lang.NoClassDefFoundError: javax/servlet/http/HttpServletRequest java lang No Class Def Found Error javax servlet http Http Servlet Request Error in Servlet The error java lang No Class Def Found Error javax servlet http Http 2 min read 07-09-2024 52
Apache Velocity - Resource not found exception Troubleshooting Apache Velocity Resource Not Found Exception in a Java Servlet This article will delve into a common problem encountered when using Apache Veloc 3 min read 06-09-2024 65
Java: How to get intercept on Filter after it returns from the controller Understanding and Solving the Problem Interception After Controller Response in Java Filters The problem lies in understanding how Springs Filter and Intercepto 2 min read 06-09-2024 71
How to configure my servlet to listen on URL pattern of *.ajax How to Configure Your Servlet to Handle AJAX Requests with ajax URL Pattern Many web applications rely on AJAX Asynchronous Java Script and XML to provide a mor 3 min read 06-09-2024 59
Http error 404 in servlet: No webpage was found for the web address The 404 Not Found Mystery Debugging Your Servlet Deployment Getting a 404 Not Found error when you re trying to access your servlet for the first time can be fr 2 min read 05-09-2024 50