Java 归档 - Page 306 of 655

Monitoring Java Web applications – is JMX the right choice?

We have a Java Web application. We want to set up some basic monitoring in order to expand this monitoring in the futu……

Java

2020-02-20

Recognizing images with the same content in Java

Some time ago, I spent some time looking for ways to determine whether the two images are the same to answer this ques……

Java

2020-02-20

Java null behavior

I'm trying to understand how null works in Java If we assign null to any object, what happens after the scene? Does it……

Java

2020-02-20

Java – no resource matching the given name can be found (in ‘text’, the value is’ @ string / continue_label ‘)

Let me start by saying I'm a brand new Android programmer I'm using pragmatic's Hello Android book (3rd Edition) I'm s……

Java

2020-02-20

Java – calculated group by field in mongodb

For this example in the mongodb document, how to write a query using mongotemplate? db.sales.aggregate( [ { ……

Java

2020-02-20

Can we call “case” in another case in the same switch statement of Java?

My intention is to call two case in another case in the same switch statement. switch (orderType) { case 1: ……

Java

2020-02-20

Java – Eclipse: save without save operation

This hope is easy: I seem to remember a keyboard shortcut or menu modifier for saving files and temporarily disabling ……

Java

2020-02-20

Java import statement

I use Java on Debian 5 Why is there a difference between the following? Case 1: import java.util.*; Case 2: import jav……

Java

2020-02-20

java – Injector. getInstance(..) Returns a new instance of the singleton

My module: bind( Translator.class ).to( TranslatorImpl.class ).in( Scopes.SINGLETON ); Now I hope to get the same inst……

Java

2020-02-20

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……

Java

2020-02-20

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……

Java

2020-02-20

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

2020-02-20

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……

Java

2020-02-20

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

2020-02-20

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

2020-02-20

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

2020-02-20

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

2020-02-20

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

2020-02-20

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

2020-02-20

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

2020-02-20

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

2020-02-20

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

2020-02-20

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

2020-02-20

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 ……

Java

2020-02-20

HTML validator in Java [closed]

I want to validate HTML code in Java Like this: HTMLValidator.validateHTML("aaa<b>bbb<b>"); // Returns fal……

Java

2020-02-20

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

2020-02-20

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

2020-02-20

Java – wait for multiple swingworkers

Consider the following code snippet: import java.awt.FlowLayout; import java.awt.event.ActionEvent; import java.awt.ev……

Java

2020-02-20

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

2020-02-20

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 ……

Java

2020-02-20

Processing asynchronous signals in multithreaded programs

The Linux programming interface book mentions a method of processing asynchronous signals in multithreaded programs: T……

Java

2020-02-20

Java – cannot convert from actionprovider to shareactionprovider

I tried to implement a shareactionprovider in my actionbarsherlock The following code gives me this error: ReadingActi……

Java

2020-02-19

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Monitoring Java Web applications – is JMX the right choice?

Recognizing images with the same content in Java

Java null behavior

Java – no resource matching the given name can be found (in ‘text’, the value is’ @ string / continue_label ‘)

Java – calculated group by field in mongodb

Can we call “case” in another case in the same switch statement of Java?

Java – Eclipse: save without save operation

Java import statement

java – Injector. getInstance(..) Returns a new instance of the singleton

Java – how do i disable code splitting in GWT?

Representing numbers in byte arrays (Java programming)

Graphics are not displayed in jlayeredpane (Java Swing)

Java – string array mismatch

How to hide the internal structure of the Java API to the rest of the world

Java – use webservicetemplate and keystore

Java – how to implement the JSR specification

Java – lastindexof() finds the last alphanumeric character

Java EE – startup bean not called

Java – can I add breakpoints to classes where I don’t have source code?

Java – gson deserializes the interface of its class implementation

Java – how to get rid of the mouse cursor in full screen exclusive mode?

Java – parsing arrays with multiple types using gson

Java – process multipart / form data input

Java – is there a server independent way to implement basic authentication?

HTML validator in Java [closed]

Java – description of this lambda expression

Java – maven nattable cleaning installation failed

Java – wait for multiple swingworkers

Is the swing repeat() method other than EDT in Java 7 still safe to use?

Java – adding to HashMap takes a long time

Processing asynchronous signals in multithreaded programs

Java – cannot convert from actionprovider to shareactionprovider

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