I’m trying to load a jar using With the manifest of In the Jar directory, I can clearly see a classes\TestClass file when I extract it. Edit: classes.TestClass does have a public static void main(String[] args). Package Deceleration in classes.TestClass is package classes; But I still keep getting the error message I’ve been through everything … Read more
Here is the structure of my project : I need to read config.properties inside MyClass.java. I tried to do so with a relative path as follows : This gives me the following error : How can I define a relative path in Java? I’m using jdk 1.6 and working on windows.
This is a drive method for two other classes. which i posted here https://codereview.stackexchange.com/questions/33148/book-program-with-arraylist I need some help for the private static ArrayList getAuthors(String authors) method. I am kind a beginner. so please help me finish this drive method. or give me some directions. Instruction some of the elements of the allAuthors array contain asterisks … Read more
Do you somewhere have a class or interface named T, or are you using T as a concrete type name somewhere instead of as a type parameter (which means you might have forgotten somewhere else, for example in an enclosing class, to specify that T is a type parameter)? I can reproduce your problem with … Read more
I’m trying to connect java to sql. Though I’m a newbie with javam I can’t seem to find out why. Can you help me and give me idea how to figure it out?
This may not answer your immediate question…but… You set the layout as a GridLayout, but you are using BorderLayout constraints to apply one of the components?? Also, make sure that there are not calls to Test#pack else where in your code, as this will override the values of setSize UPDATED (from changes to question) Remember, … Read more
From your comment response above, I am going to make the educated guess that you believe that defines a Java method called openingboard. This isn’t the case. Java follows the C paradigm of requiring you to specify your parameters in parentheses, regardless of whether you have any parameters or not. So, the method is a valid … Read more
I just wasted one morning trying to get SQL developer to work on my current setup: OS: Windows 8.1 virtual machine running on mac via Parallels. No oracle client or instant client installed No Java installed The reproducible steps are I downloaded SQL Developer for Windows with JDK (all 64-bit) and unzipped it to C:/Program … Read more
Our variable: To store: To add numbers one and one, you can do something like this: In Java 8 you can use putIfAbsent to add the list if it did not exist already: Use the map.entrySet() method to iterate on:
Right now I’m studying the chain of responsibility design pattern and am using Eclipse. And I’m trying to compile this code, but I have the compiling error “isLast cannot be resolved or is not a field”: And now, here is the interface: