Java 归档 - Page 344 of 655

Implement Java util. Random. nextInt

This function is Java util. Random. It returns a pseudo-random int evenly distributed between 0 and a given n. unfortu……

Java

2020-01-27

Maximize Java heap space

I try to use a very large square matrix in Java, n = 1e6 or greater Matrices are not sparse, so I don't see many ways ……

Java

2020-01-27

Best practices for dealing with memory leaks in large Java projects?

In almost all of the larger Java projects I've worked on, I've noticed that the quality of service of the application ……

Java

2020-01-27

The shortest path to open a file in Java using encoding and readline()?

What is the shortest way to open a file and set its encoding using the readLine () method? Is the downlink correct and……

Java

2020-01-27

Java – eclipse ADT error: unable to run program ADB

On Ubuntu, I just installed the Android SDK ("SDK only") for 64 bit Linux Then I installed the ADT plug - in for eclip……

Java

2020-01-27

Multithreading – VBA threads in MS Access

resolvent

Java

2020-01-27

Java – restriction of the original buffer – loading partial data and shared strings

I want to check if the raw buffer is the best serializer I use, and my research has found no other approach message Al……

Java

2020-01-27

Java – = what’s the difference between = and =?

=What's the difference between and? Solution i += 4; i += 4; means i = i + 4; // increase i by 4. and i =+ 4; amount ……

Java

2020-01-27

Java – BlackBerry thread model

I've read a lot of comments and mentioned that BlackBerry threading model deviates from Java standard and may cause pr……

Java

2020-01-27

Java 3D game engine?

Recently I entered minecraft, a 3D game made in Java I did several 2D java games without any external libraries or ide……

Java

2020-01-27

Java – how do I move my jmenubar to the on-screen menu bar on Mac OS X?

When I move jmenubar to the on-screen menu bar on Mac OS X, it will leave some blank areas and the menu will appear in……

Java

2020-01-27

javax. crypto. Which padding does cipher use for RSA

I need to decrypt messages through RSA to send messages through insecure channels, but I'm afraid of padding Oracle at……

Java

2020-01-27

Array – Java ArrayList to kotlin array

Is there an easy way to convert a Java ArrayList into a kotlin array? The following codes: fun test(): Array<String……

Java

2020-01-27

Oracle Text criteria query in JPA

Can I execute JPA criteria query using the contains statement of Oracle Text? If so, how? Solution Doubt API exists in……

Java

2020-01-27

. Net – why do we need iequalitycomparer, iequalitycomparer interface?

The 'equal' and 'GetHashCode' methods exist in the object class, and our type inherits the object base class If we rew……

Java

2020-01-27

Automatic printing does not work in Java

I have asked to print PDF files in two different ways - one through the web page, the user will see the print preview,……

Java

2020-01-27

Java – use enumeration values instead of enumeration class names

I use static enumeration in the interface and want to use it in the extension class I have the following interfaces: p……

Java

2020-01-27

Java – JPA hibernate – loop in entity relationship – cascade strategy

I have a group of entities connected to each other to form a cycle, that is, the parent entity P has two one to many r……

Java

2020-01-27

Java – basic histogram in JfreeChart

I need to create a simple histogram using JfreeChart There should be 3 sets of numeric values assigned to these groups……

Java

2020-01-27

Accessing JNDI datasource without Java: comp / env prefix

I noticed two ways to find datasource using JNDI work: > jdbc / DataSource > java：comp / env / jdbc / DataSourc……

Java

2020-01-25

Java – groovy closures can extend abstract classes

I have an abstract Java class that needs to implement an onmessage method I know that closures can easily implement Ja……

Java

2020-01-25

The java web framework makes it easy to design the UI

I'm new to Java Web Can anyone recommend some useful and efficient web frameworks to create UI and develop code in Jav……

Java

2020-01-25

Java – unable to write Chinese characters to file name

@H_ 301_ 2@public static void main(String[] args) throws IOException { Scanner in = new Scanner(system.in); String fil……

Java

2020-01-25

Java – how to programmatically publish web services to Tomcat

I want to publish web services programmatically to Tomcat //how to tell this tomcat? Endpoint.publish("http://0.0.0.0:……

Java

2020-01-25

Java – how to share business logic across multiple applications

We must develop and maintain many Java Web based applications of different sizes, ranges and lifetimes (for the same c……

Java

2020-01-25

Java – lists all artifacts in the Maven repository

Aether has a function to get all versions of a given artifact, as shown below: org.sonatype.aether.impl.VersionRangeRe……

Java

2020-01-25

Java – libgdx object pool for many objects of the same parent class

In my game, bullets are constantly created, so I want to use the pool class But the problem is that I have many types ……

Java

2020-01-25

Java – in the eclipse workspace Recommenders and What are metadata and should they be synchronized between devices?

In order to work seamlessly on different windows 10 devices, I added an eclipse workspace in onedrive (onedrive / ecli……

Java

2020-01-25

Matching imprecise company names in Java

I have a company database My application receives data that references companies by name, but the name may not exactly……

Java

2020-01-25

How to correctly configure the attribute “sonar. Java. Binaries”?

We use sonarqube 5.1 2. Use ant runner 2.2 and Java plugin 3.12 for analysis I can successfully analyze my project I j……

Java

2020-01-25

Java – are there any tips and tricks to make rhinoceros perform faster?

Are there any tips & Tips for rhinoceros to perform faster? I'm trying to use uglifyjs in rhino to compress large ……

Java

2020-01-25

Java – makes the quartz scheduler persistent without JDBC

We are building an application about mongodb and need to run cron like jobs regularly When the project is based on RDB……

Java

2020-01-25

搜索内容

Implement Java util. Random. nextInt

Maximize Java heap space

Best practices for dealing with memory leaks in large Java projects?

The shortest path to open a file in Java using encoding and readline()?

Java – eclipse ADT error: unable to run program ADB

Multithreading – VBA threads in MS Access

Java – restriction of the original buffer – loading partial data and shared strings

Java – = what’s the difference between = and =?

Java – BlackBerry thread model

Java 3D game engine?

Java – how do I move my jmenubar to the on-screen menu bar on Mac OS X?

javax. crypto. Which padding does cipher use for RSA

Array – Java ArrayList to kotlin array

Oracle Text criteria query in JPA

. Net – why do we need iequalitycomparer, iequalitycomparer interface?

Automatic printing does not work in Java

Java – use enumeration values instead of enumeration class names

Java – JPA hibernate – loop in entity relationship – cascade strategy

Java – basic histogram in JfreeChart

Accessing JNDI datasource without Java: comp / env prefix

Java – groovy closures can extend abstract classes

The java web framework makes it easy to design the UI

Java – unable to write Chinese characters to file name

Java – how to programmatically publish web services to Tomcat

Java – how to share business logic across multiple applications

Java – lists all artifacts in the Maven repository

Java – libgdx object pool for many objects of the same parent class

Java – in the eclipse workspace Recommenders and What are metadata and should they be synchronized between devices?

Matching imprecise company names in Java

How to correctly configure the attribute “sonar. Java. Binaries”?

Java – are there any tips and tricks to make rhinoceros perform faster?

Java – makes the quartz scheduler persistent without JDBC

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