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How to close a Java Swing application from the code
...ing it with System.exit is a very bad idea).
The most common culprits are java.util.Timer and a custom Thread you've created. Both should be set to daemon or must be explicitly killed.
If you want to check for all active frames, you can use Frame.getFrames(). If all Windows/Frames are disposed of,...
How do I load a file from resource folder?
...(code here).2
Here are some examples of how that class is used:
src\main\java\com\company\test\YourCallingClass.java
src\main\java\com\opensymphony\xwork2\util\ClassLoaderUtil.java
src\main\resources\test.csv
// java.net.URL
URL url = ClassLoaderUtil.getResource("test.csv", YourCallingClass.class...
run main class of Maven project [duplicate]
I've created a simple console Java application that is built with Maven. Is there a way that the main class (which doesn't require any arguments) can be run from the command-line using a maven command like:
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Something like 'contains any' for Java set?
... @Xipo is right. Check grepcode.com/file/repository.grepcode.com/java/root/jdk/openjdk/…
– Lluis Martinez
Feb 23 '17 at 22:06
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How to replace a set of tokens in a Java String?
...table method String.format mentioned above is only available starting with Java 1.5 (which should be pretty standard nowadays, but you never know). Instead of that you might also use Java's class MessageFormat for replacing the placeholders.
It supports placeholders in the form '{number}', so your ...
“Conversion to Dalvik format failed with error 1” on external JAR
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Go to Project » Properties » Java Build Path » Libraries and remove all except the "Android X.Y" (in my case Android 1.5). click OK. Go to Project » Clean » Clean projects selected below » select your project and click OK. That should work.
It is al...
Android java.lang.VerifyError?
...Cat and see what's causing the verifyerror. It's probably some method in a java.lang class that is not supported on the android SDK level you are using (for instance, String.isEmpty()).
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Calling remove in foreach loop in Java [duplicate]
In Java, is it legal to call remove on a collection when iterating through the collection using a foreach loop? For instance:
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What's the purpose of META-INF?
In Java, you often see a META-INF folder containing some meta files. What is the purpose of this folder and what can I put there?
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What is the main difference between Inheritance and Polymorphism?
...dule open book exam today and found myself lost. I was reading Head first Java and both definitions seemed to be exactly the same. I was just wondering what the MAIN difference was for my own piece of mind. I know there are a number of similar questions to this but, none I have seen which provide a...