I’m trying to write a method that removes all non alphabetic characters from a Java String[] and then convert the String to an lower case string. I’ve tried using regular expression to replace the occurence of all non alphabetic characters by “” .However, the output that I am getting i…
Tag: java
HTTP Status 405 – Request method ‘POST’ not supported (Spring MVC)
Im getting this error: HTTP Status 405 – Request method ‘POST’ not supported What I am trying to do is make a form with a drop down box that get populated based on the other value selected in another drop down box. For example when I select a name in the customerName box the onChange functio…
Changing value of <c:set jstl tag
I am using the following expression on my jsp I have a condition inside a for each loop where I might want to change this variable to true. Is there a way to do this. I’ve looked everywhere but unable to find a solution. Answer Here is the sample code you are looking for:
Finding a file in zipentry java
I am trying to find a file within a zip file and get it as an InputStream. So this is what I am doing to get it so far and I am not certain if I am doing it correctly. Here is a sample as the original is slightly longer but this is the main component… Now the main problem
Launching Processing.org App on Linux with Java Xmx
I have an application created with Processing.org and am trying to run it on Linux. Shortly into the app I get a Heap Size error. I am trying to run the app from the command shell with the line java -Xmx512m myAppNameHere but when I do this, I get a message that says “Exception in thread “mainR…
How to search string LIKE ‘something%’ with Java Spring Framework?
I’ve got a MySQL table with Foos. Each Foo has a numeric non-unique code and a name. Now I need to find if any Foo with one of certain codes happens to have a name that starts with a given string. In normal SQL this would be trivial: But how would I properly do this in Spring now? Without the
How to convert “Mon Jun 18 00:00:00 IST 2012” to 18/06/2012?
I have a value like the following Mon Jun 18 00:00:00 IST 2012 and I want to convert this to 18/06/2012 How to convert this? I tried this method but it throws following exception : java.text.ParseException: Unparseable date: “Mon Jun 18 00:00:00 IST 2012” Answer I hope following program will solve…
Is binding to 0.0.0.0 in Java guaranteed to bind to all network interfaces?
I’ve found empirically that binds to all network interfaces on the current computer (instead of just localhost – 127.0.0.1 or the hostname), but I have not been able to locate the documentation which says that this is guaranteed. Question: Where is it defined that binding to 0.0.0.0 in Java will a…
Draw an ERD from Hibernate Mapping Files
I know it’s possible to reverse engineer from the database into mapping files but does anyone know if it’s possible to get hibernate to draw an ERD based on its own mapping files so that I can compare Hibernate’s ERD with the Databases one? Answer I achieved this by using: in my hibernate.cf…
Eclipse Web-App Deployment with Tomcat: Providing multiple projects’ dependencies?
I have a problem providing some third party librarys (JAR-files) I am using when deploying my dynamic web application with Tomcat 6 and Eclipse. Please note that I -do know- how to do this in a setup, where the web application project -directly- depends on those JARs. However, in my setup, I have two Eclipse …