Java 归档 - Page 304 of 655

java – Map. Add / addall operation not supported by keyset()

About the map < K, V > interface: Why does keyset () return a set that supports the remove operation but does no……

Java

2020-02-21

Java – htmlunit – convert htmlpage to HTML string?

I'm using htmlunit to generate HTML for various pages, but now, the best way I can put the page into the original HTML……

Java

2020-02-21

Javafx-8 – how do I set up the controller in the scene builder?

I want to use scene builder for JavaFX applications I have a software package called testpac, which contains my folder……

Java

2020-02-21

Reduce the PDF file size of the drawing by filtering hidden objects

When generating a scatter plot of many points in R (for example, using ggplot ()), many points may lag behind other po……

Java

2020-02-21

Java – sort an array of file names containing numeric strings

For my project, I need to download a zip file from the FTP server. I can publish a new zip about 13 times a year I nee……

Java

2020-02-21

Java – cobertura override and assert keywords

The line coverage of the unit test I measured on cobertura is being affected because I have asserted that it is not co……

Java

2020-02-21

Java – the difference between restful WebService and httpservlet

See the English answer > servlet vs restful 1 Solution Rest is really an architectural style when designing APIs on……

Java

2020-02-21

What is java actually?

I work in selenium. This problem is more specific to Java than selenium The example I provided is selenium webdriver e……

Java

2020-02-21

Simple java date calculation

I want to do simple date calculation in Java For example, calculate the difference in days between dates (with a 0 tim……

Java

2020-02-21

Java: pre, postfix operator takes precedence

I have two similar questions about operator precedence in Java First: int X = 10; System.out.println(X++ * ++X * X++);……

Java

2020-02-21

Java double. MAX_ VALUE？

Hello, I was in my first year of computing system development, so I am very new to Java and have mastered the basic kn……

Java

2020-02-21

Java – JDK 1.7 jarsigner with HTTPS TSA is no longer valid

Looks like JDK 1.7 0_ The Thawte root certificate in 80 was revoked Using 7u80 jarsigner is no longer valid and worked……

Java

2020-02-21

Java bean, BeanUtils and Boolean wrapper classes

I used bean utils to manipulate Java objects created through JAXB, and I encountered an interesting problem Sometimes,……

Java

2020-02-21

Decrypt encrypted assertions using SAML 2.0 in Java using opensaml

There was a problem trying to decrypt encrypted assertions using SAML 2.0 The library I use is opensaml Java library 2……

Java

2020-02-21

Java – analyze JSON map / dictionary with gson?

I need to parse the JSON response: {"key1": "value1","key2": "value2","key3": {"childKey1": "childValue1","childK……

Java

2020-02-21

Java method call expectations

This is a java program with two buttons to change the integer value and display it increase.addActionListener(incListe……

Java

2020-02-21

Java – play framework 2.4 does not accept “public static results” from controllers

I try to start the application using play framework 2.4 and JDK 8 in MAC when I use/ When the activator downloads the ……

Java

2020-02-21

Java – multiple dependency versions in gradle

I'm building a java project that uses gradle for version control I'm starting from the old version of drools rule engi……

Java

2020-02-21

Java – how to calculate the number of instances of a specific class in ArrayList?

I have an array list that looks like: [new Class1(),new Class2(),new Class1(),new Class1()] I want to know the most ef……

Java

2020-02-21

String. Is format (. Net) equivalent in Java?

. Net Format (maybe just VB. Net) converts {0}, {1},... To a determined string, for example: Dim St As String = "Test:……

Java

2020-02-21

Java – use org. Org apache. HTTP sends an HTTP post request with a soap operation

I'm using org apache. The HTTP API writes a hard - coded HTTP post request using soap operations import java.net.URI; ……

Java

2020-02-21

Java – hibernate batch deletion vs single deletion

Editor: according to some of my debugging and logging records, I think this problem comes down to why delete from tabl……

Java

2020-02-21

Java / Hibernate uses interfaces on entities

I'm using annotated hibernate, and I wonder if it's possible I have to set up a series of interfaces representing obje……

Java

2020-02-21

Java – when the flag changes in different threads, the loop does not end

See English answer > loop doesn't see changed value without a print statement1 import java.awt.event.KeyEvent; impo……

Java

2020-02-21

Java – where can I place credentials when using Ivy League and private company repositories?

I use ant ivy, and our company recently set up a nexus server for our own private library Ivy can get dependencies fro……

Java

2020-02-21

Java bytecode: type of local variable?

According to this article http://slurp.doc.ic.ac.uk/pubs/observing/linking.html#assignment ： My question: why does by……

Java

2020-02-21

Java – validate postscript without trying to print it?

Saving data to postscript in my application will generate a postscript file that I can view in ghostview without probl……

Java

2020-02-21

Java – use logic in switch statements

My question relates to the following code: public static void main(String[] args) { // Find Prime Numbers from 0 ……

Java

2020-02-21

Does Java 8 provide an alternative to the visitor pattern?

What's the difference between functional programming and object-oriented programming? Say I have an animal interface: ……

Java

2020-02-21

Does the Java library manage CSS explosion or reuse?

Java asks: I'd love to use sass and compass, but they are Ruby programs, which will probably require some interesting ……

Java

2020-02-21

Java – is the tight loop broken?

Isn't the tight loop in the program bad? I have an application with a two - threaded game physics simulator Updategame……

Java

2020-02-21

Java – how to sort ArrayList in dictionary order?

I'm trying to sort the string ArrayList representing the card value Therefore, some cards contain letters ("King") and……

Java

2020-02-21

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java – Map. Add / addall operation not supported by keyset()

Java – htmlunit – convert htmlpage to HTML string?

Javafx-8 – how do I set up the controller in the scene builder?

Reduce the PDF file size of the drawing by filtering hidden objects

Java – sort an array of file names containing numeric strings

Java – cobertura override and assert keywords

Java – the difference between restful WebService and httpservlet

What is java actually?

Simple java date calculation

Java: pre, postfix operator takes precedence

Java double. MAX_ VALUE？

Java – JDK 1.7 jarsigner with HTTPS TSA is no longer valid

Java bean, BeanUtils and Boolean wrapper classes

Decrypt encrypted assertions using SAML 2.0 in Java using opensaml

Java – analyze JSON map / dictionary with gson?

Java method call expectations

Java – play framework 2.4 does not accept “public static results” from controllers

Java – multiple dependency versions in gradle

Java – how to calculate the number of instances of a specific class in ArrayList?

String. Is format (. Net) equivalent in Java?

Java – use org. Org apache. HTTP sends an HTTP post request with a soap operation

Java – hibernate batch deletion vs single deletion

Java / Hibernate uses interfaces on entities

Java – when the flag changes in different threads, the loop does not end

Java – where can I place credentials when using Ivy League and private company repositories?

Java bytecode: type of local variable?

Java – validate postscript without trying to print it?

Java – use logic in switch statements

Does Java 8 provide an alternative to the visitor pattern?

Does the Java library manage CSS explosion or reuse?

Java – is the tight loop broken?

Java – how to sort ArrayList in dictionary order?

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