Java 归档 - Page 321 of 655

Java – inject mock @ service for spring unit test

I'm testing a class that uses @ Autowired injection service: public class RuleIdValidator implements ConstraintValidat……

Java

2020-02-11

Java – get a file from a remote mercurial repository

Is there a way to programmatically download a single file from a Java Remote mercurial repository? I asked a very simi……

Java

2020-02-11

Java – converts MIDI counts to names and octaves

Does anyone know anything in the Java world that maps MIDI note numbers to specific note names and octaves For example……

Java

2020-02-11

Java – multi level static nested classes produce incorrect output

When you run the following code, "x.q" instead of "a" will be printed as required by the language specification Soluti……

Java

2020-02-11

Do you need a defensive copy of Java enumeration types?

People should return so - called "defensive copies" of private reference types This is to avoid returning references t……

Java

2020-02-11

Java – play 2.5 3: Use dependency injection to get configuration values

I tried to migrate a play framework application from 2.4 to 2.5 3, and I have questions from application Conf file get……

Java

2020-02-11

Java – how to serialize classes?

When I insert the list into mongodb, there is a problem: Exception in thread "main" java.lang.IllegalArgumentException……

Java

2020-02-11

Commercial Java analyzers have an advantage over free ones The one in NetBeans?

Occasionally, I have to do some analysis of Java code. What I want to know is why my boss will investigate in business……

Java

2020-02-11

How to convert floating point numbers to 4 bytes in Java?

I haven't been able to convert such things: byte[] b = new byte[] { 12,24,19,17}; Become something like this: float my……

Java

2020-02-11

Java – httpurlconnection conn.getrequestproperty returns null

I'm trying to push some data to the URL of BES (mds_cs) @ h_ 502_ 2 @ when I set some request headers in my code and s……

Java

2020-02-11

Java – jtextarea auto wrap resize

So, I'm at JPanel (@ r_104_ 2419@Layout ）Jtextarea. On I also have @ R_ 104_ 2419 @ the stuffer fills the rest of the……

Java

2020-02-11

Matching non spaces in Java

I want to detect strings that contain non white space characters Now I'm trying: !Pattern.matches("\\*\\S\\*",city) Bu……

Java

2020-02-11

Download – IE9 streaming files to browser when suspended

I use the following methods to stream files (usually Excel or PDF) to my browser It operates by setting the location o……

Java

2020-02-11

Java – access annotations in UIMA

Is there any way in UIMA to access annotations from tokens as they are in the CAS debugger GUI? Of course you can acce……

Java

2020-02-11

Java – if you have only one write thread, do you need special concurrency?

Assumptions: >Only one specific thread can set a reference field (not long or double, so writing it is atomic) >……

Java

2020-02-11

Java checkstyle – constructor definition for wrong order

I have a course that looks like this: public final class OrderedSetList<T extends Comparable<? super T>> i……

Java

2020-02-11

What tools are available to audit changes to Java interfaces?

Does anyone know of any tool that can summarize the changes of Java interfaces between different versions? (by interfa……

Java

2020-02-11

Java – how to reload a resource package in a web application?

I use the resource bundle as a Java class to read values from the database When I update dB, I need to reload the bund……

Java

2020-02-11

Algorithm – the large O and Ω of the worst-case running time are the best cases, but why do you sometimes use Ω in the worst case?

I'm confused. I think you use big O runtime in the worst case. Ω is the best case? Can anyone explain? Not (LG n) the ……

Java

2020-02-11

Java 8 stream – why is the filter method not executed?

See English answers > why does java8 stream generate nothing? 3 Stream.of("d2","a2","b1","b3","c") .filter(s -&……

Java

2020-02-11

Java – why are indexes inclusive but exclusive?

In Java API methods, such as: > String. substring(int beginIndex,int endIndex) > String. subSequence(int beginIn……

Java

2020-02-11

Java – when the field vars is final, do you need a getter?

In Java, the Convention (for me) is to make your field variables private and use getters and / or setters to access th……

Java

2020-02-11

Java – get the full string stack trace containing the inner exception

Java's e.printstacktrace() does not print all the details of the stack trace of the inner exception Is there a ready w……

Java

2020-02-11

java. io. File (parent, child) does not work properly

I'm trying to build a java file object based on the file name provided by the user (which can be absolute or relative)……

Java

2020-02-11

It’s javax naming. InitialContext ThreadSafe

At present, I am using the following code to find EJB 3 saturated session beans for normal POJO classes (we are in jee……

Java

2020-02-11

Java – convert small endian files to large endian files

How to convert a liitle endian binary file into a large endian binary file I have a binary file written in C. I read t……

Java

2020-02-11

java – Hibernate 5.2. 2: There is no persistence provider for entitymanager

Hibernate 5.1. 1 and 5.2 What's the change between 2? If I use 5.2 2. I will receive an error message "persistence pro……

Java

2020-02-11

java – @BeforeClass vs static {}

I'm writing some test cases using JUnit I need to initialize some static variables that will be used for all test case……

Java

2020-02-11

Convert java to target C

I'm trying to convert java code to objective - C. The following course is Extension of package com.TestCode.api; impo……

Java

2020-02-11

Java httpurlconnection – post with cookie

I want to send a release request with cookies This is the code: try { String query = URLEncoder.encode("key","UTF……

Java

2020-02-11

Java – how do I import an existing file into the IntelliJ 10 ide?

I've used eclipse before I changed it to IntelliJ Now I want to know how to import an existing file into the IntelliJ ……

Java

2020-02-11

How to figure out which class in Java is called a method?

How do I find a class called my method without passing any variables to the method? Class A{} Class B{} Class C{ publi……

Java

2020-02-11

搜索内容

Java – inject mock @ service for spring unit test

Java – get a file from a remote mercurial repository

Java – converts MIDI counts to names and octaves

Java – multi level static nested classes produce incorrect output

Do you need a defensive copy of Java enumeration types?

Java – play 2.5 3: Use dependency injection to get configuration values

Java – how to serialize classes?

Commercial Java analyzers have an advantage over free ones The one in NetBeans?

How to convert floating point numbers to 4 bytes in Java?

Java – httpurlconnection conn.getrequestproperty returns null

Java – jtextarea auto wrap resize

Matching non spaces in Java

Download – IE9 streaming files to browser when suspended

Java – access annotations in UIMA

Java – if you have only one write thread, do you need special concurrency?

Java checkstyle – constructor definition for wrong order

What tools are available to audit changes to Java interfaces?

Java – how to reload a resource package in a web application?

Algorithm – the large O and Ω of the worst-case running time are the best cases, but why do you sometimes use Ω in the worst case?

Java 8 stream – why is the filter method not executed?

Java – why are indexes inclusive but exclusive?

Java – when the field vars is final, do you need a getter?

Java – get the full string stack trace containing the inner exception

java. io. File (parent, child) does not work properly

It’s javax naming. InitialContext ThreadSafe

Java – convert small endian files to large endian files

java – Hibernate 5.2. 2: There is no persistence provider for entitymanager

java – @BeforeClass vs static {}

Convert java to target C

Java httpurlconnection – post with cookie

Java – how do I import an existing file into the IntelliJ 10 ide?

How to figure out which class in Java is called a method?

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