I’d like to write a simple detail formatter that displays byte[] data in the form of a String (using String.<init>([B) to do the dirty work). However, I’m not sure how to find the class name for [B to use when creating the formatter. Is this even possible? Or, alternatively, is there another…
Tag: java
hibernate column name issues
I specifically need the above code to create a column named “DateOfBirth,” instead Hibernate gives me a column named date_of_birth. How can I change this? Is there a web.xml property? I came across DefaultNamingStrategy and ImprovedNamingStrategy, but not sure how to specify one or the other. Answ…
Java get JPanel Components
I have a JPanel full of JTextFields… How do I later get the JTextFields in that JPanel? Like if I want their values with Thanks Answer Well bear in mind they didn’t get there by them selves ( I think a read some questions about dynamically creating these panels at runtime ) In the answers posted t…
How to uninstall plugins in Eclipse 3.4.X or higher
The GUI for managing plugins in Eclipse got a bit of an overhaul in version 3.4.0. This GUI is accessed via the “Software Updates…” option in the Help menu. The option to remove the selected Mylyn plugin is greyed out. In fact, this is true of virtually every installed plugin. I know that th…
Generated equals in Webservice Stub
All the generated webservice-stubs from our backend have an equals-method similar to this one: Can someone please explain to me the purpoise of __equalsCalc? I just don’t get it. It is not used somewhere else in the class. The way I see it, it is not null exactly during the calculation of the “equ…
How do I parse command line arguments in Java?
What is a good way of parsing command line arguments in Java? Answer Check these out: http://commons.apache.org/cli/ http://www.martiansoftware.com/jsap/ Or roll your own: http://docs.oracle.com/javase/7/docs/api/java/util/Scanner.html For instance, this is how you use commons-cli to parse 2 string arguments:…
Is there a general “back-end” library for Java reflection
I’m currently working with a specialized, interpreted, programming language implemented in Java. As a very small part of the language, I’d like to add the ability to make calls into Java. Before I dive into all of the nitty-gritty of reflection, I was wondering if anyone knew of a general library …
Best source code formatter for Javascript? [closed]
Closed. This question does not meet Stack Overflow guidelines. It is not currently accepting answers. Questions asking us to recommend or find a tool, library or favorite off-site resource are off-topic for Stack Overflow as they tend to attract opinionated answers and spam. Instead, describe the problem and …
Why can’t I use switch statement on a String?
Is this functionality going to be put into a later Java version? Can someone explain why I can’t do this, as in, the technical way Java’s switch statement works? Answer Switch statements with String cases have been implemented in Java SE 7, at least 16 years after they were first requested. A clea…
When to use LinkedList over ArrayList in Java?
I’ve always been one to simply use: I use the interface as the type name for portability, so that when I ask questions such as this, I can rework my code. When should LinkedList be used over ArrayList and vice-versa? Answer Summary ArrayList with ArrayDeque are preferable in many more use-cases than Lin…