Java
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Java – how do i disable code splitting in GWT?
We have a very large GWT project, resulting in a 2 Mb monolithic application The obvious way to break it is to use spl…… -
Representing numbers in byte arrays (Java programming)
I tried to use a two byte array to represent port number 9876 (or 0x2694 in hexadecimal): class foo { public stat…… -
Graphics are not displayed in jlayeredpane (Java Swing)
I'm trying to build an image based on user input step by step What I'm trying to do is create a bunch of graphics and …… -
Java – string array mismatch
My program shows a series of questions (one by one) After I have written my answer, a warning message should tell me w…… -
How to hide the internal structure of the Java API to the rest of the world
I'm developing a Java API to do things (secret, uh, them) Is there any way to hide classes and the internal structure …… -
Java – use webservicetemplate and keystore
Can I configure a web service template using a Java keystore? Edit I'm looking for a way to configure the keystore loc…… -
Java – how to implement the JSR specification
I am considering implementing one or two JSR APIs I haven't read the entire specification (the plan is to read them wh…… -
Java – lastindexof() finds the last alphanumeric character
I have a string in which I need to find the last alphanumeric character No matter what the last alphanumeric character…… -
Java EE – startup bean not called
I created a Java Web application project in NetBeans and created a startup bean in it: package malibu.util; import ja…… -
Java – can I add breakpoints to classes where I don’t have source code?
I want to add breakpoints to classes in eclipse, but I don't have its source code Is it possible to add breakpoints to…… -
Java – gson deserializes the interface of its class implementation
I'm using retrofit 2.1 0 and converter gson: 2.1 0 and gson alone: 2.6 2. Customize serialization / deserialization Th…… -
Java – how to get rid of the mouse cursor in full screen exclusive mode?
I am using a simple 2D game engine in Java, and have not encountered fSEM, buffer strategy and other problems; My prob…… -
Java – parsing arrays with multiple types using gson
I want to use gson to parse the following JSON: [ [ "hello",1,[2] ],[ "world",3,[2] ] ] So…… -
Java – process multipart / form data input
I'm just trying to use formdatamultipart, but unfortunately it doesn't seem to work SEVERE: A message body reader for …… -
Java – is there a server independent way to implement basic authentication?
I'm trying to add basic authentication to my restful web service At present, I perform basic authentication on Apache …… -
HTML validator in Java [closed]
I want to validate HTML code in Java Like this: HTMLValidator.validateHTML("aaa<b>bbb<b>"); // Returns fal…… -
Java – description of this lambda expression
I'm creating a word comparison class that also counts the number of occurrences of words (this is Java) This is my ori…… -
Java – maven nattable cleaning installation failed
I tried to import and solve the developer project of nattable project, as described in their Getting Started tutorial …… -
Java – wait for multiple swingworkers
Consider the following code snippet: import java.awt.FlowLayout; import java.awt.event.ActionEvent; import java.awt.ev…… -
Is the swing repeat() method other than EDT in Java 7 still safe to use?
I know that even using swing's threading model, it was once considered safe to call repaint () and other methods from …… -
Java – adding to HashMap takes a long time
In my java program, I have stopped for a few lines, which takes too much time (about 20 seconds), which seems strange …… -
Processing asynchronous signals in multithreaded programs
The Linux programming interface book mentions a method of processing asynchronous signals in multithreaded programs: T…… -
Java – Jersey serialization / deserialization problem: abstract types can only be instantiated with other type information
I'm serializing and deserializing my jersey I used Jersey to create a rest channel on Weblogic I have result objects t…… -
Java – the correct way to automatically connect hibernate session in spring transaction JUnit test
This problem is similar to the previous one I tried to @ autowire a hibernate session in my spring JUnit transaction t…… -
Java – how do I update a map or list on the AWS dynamodb documentation API?
The new AWS dynamodb document API allows two new data types to directly correspond to the basic JSON representation: M…… -
Java – parses a 20 GB input file into an ArrayList
I need to sort 20 GB files (composed of random numbers) in ascending order, but I don't know which technology to use I…… -
Java – how to make izpack installer Jar file Exe file
I use izpack to install an installer It's here Jar file I think so Exe file for distribution What should I do? A simpl…… -
How to use list properties in Google App Engine data store in Java?
Objects placed in the data store will have a set of tags public class Model { List<String> tagList ... …… -
Java – spring property placeholders do not work properly
I'm in stackoverflow I've seen similar problems on. Com, but no solution is helpful to me #possible values: dev test p…… -
Why are Java and C # different in oops?
1) Why are the following codes different C#: class Base { public void foo() { System.Console.WriteLine("base…… -
Java – modern for loop for raw arrays
Is there a performance difference between for loops on the original array? Undertake: double[] doubleArray = new doubl…… -
Java – what is a component
I listen to podcast Java pose. There are often discussions about components here (note that components are not (clear)……