包含标签：Java 的文章
-
Java equals(): reflect or not
This problem is related to the equals () method of objects that cover a large number of fields First of all, let me sa…… -
Java – set powemockito static
I want to use powermock and mockito to simulate some static method calls I have followed the instructions and examples…… -
Java – how to run a single JUnit test method in eclipse?
There is already an answer to this question: > running a single JUnit test in eclipse 12 For example, how to run a …… -
Macros in Java?
I know there are no macros in Java, but there is a solution to do this: #ifdef _FOO_FLAG_ import com.x.y.z.Foo; #else …… -
Virtual machine – how does the vagrant package save changes to the new box
My question is about this here, but I didn't let it work I use from vagrant@R_355_2419 @.es( http://goo.gl/KwQSa2 ）I …… -
Java – taglibs and variable declarations generate blank lines at the top of the source page
I declared some taglibs and variables in the JSP page, as follows: <%@ page language="java" contentType="text/html;…… -
Calculate Sha 3 hash in Java
I have been using the Sha-3 hash from the cryptojs (i.e. cryptojs. Algo. Sha3. Create()) library to the front end (see…… -
Java – used in Apache POI instead of the deprecated cellrangeaddress valueOf
I wanted to add conditional formatting in this region, but one of the methods I saw in the tutorial has been deprecate…… -
Java – fair setting in semaphore class
I'm trying to understand the usefulness of fair property in semaphore grade Specifically, reference Javadoc to mention…… -
Java – spring JPA / Hibernate: failed to import bean definition
Hitting my head against the wall for several hours can't solve this problem. It seems to be an error in my configurati…… -
Java – recursively find the nth element in the linked list
I'm practicing basic data structures. I have some difficulties in recursion I understand how to do this iteratively, b…… -
Java – code color styles in eclipse
A good simple question: is there anything similar to http://studiostyl.es/ Eclipse? Update: since I use this link to l…… -
Java – how to assign method reference values to runnable
I discussed the problem of Java 8 runnable public static void main(String[] args) { Runnable r1 = Test::t1; Ru…… -
Java – finds the number of active sessions created from a given client IP
Is there a way to determine the number of active sessions created from a given client IP address? Solution The standar…… -
Java – reverse color
I have a user setting where they can choose the color of the alarm The alarm is the background color on the text or bu…… -
Java – GWT: gotcha’s
My team is starting its first GWT project We are quite powerful for swing applications, and almost all our work involv…… -
How do I reset the file pointer to the beginning of a file in Java?
I'm writing a program in Java. I need to compare the data in two files I have to check each line of file 2 from each l…… -
Java – how to generate a unique int from a unique string?
I have a string object with a unique ID How to convert a string to a unique int in the simplest / fastest way? 10X. Ed…… -
Java – spring auto assembly of parameterized collections
Hello everyone, thank you for your help I have a problem that spring cannot automatically assemble parameterized membe…… -
Using Java Exe executes silent mode
I wonder if there is a way to execute "Java. Exe" as a background process (in silent mode) For example: Java - CP. MyC…… -
Add Java packages to GWT
I've tried to search, but I can't figure out how to add my package to the GWT project My tree structure is as follows:…… -
Java – how to make Apache Tomcat accept the delete method
I'm developing a restful web services project. I'm using Apache Tomcat and jax-rs I want to accept the delete request …… -
Java – serialize an object with a non serializable parent class
How does the following code work? class A { int a = 10; } class B extends A implements Serializab…… -
In Java util. Date or Java sql. Select between date
I should use Java util. Date or Java sql. Date？ I have a visual fox database, and I have retrieved entities using the…… -
Java – is it a bad style to use NullPointerException to test null?
I have some code along the following pattern: return a().b().c().d().e(); Now, since each of these methods can return …… -
Java – is system. Java guaranteed Nanotime() returns a unique value?
I have a multithreaded Java program that creates hundreds of temporary files in seconds Put the file in / TMP and use …… -
Java – set the window of the eclipse E4 application to have the entire screen size
How to use application Define in e4xmi that I want my window to have the size of the entire available screen? Solution…… -
java – Avatar. JS and project Avatar
In the context of Java 8 and nashorn, I see two projects often mentioned Avatar. JS and project Avatar What is the rel…… -
Java – how do I prevent the spring boot daemon / server application from shutting down immediately?
My spring boot application is not a web server, but it is a server using a custom protocol (using camel in this case) …… -
Java – “return” stop executing the method?
I have written a method as follows: if (something) { return 1; } the rest of the code In my opinion, the method ret…… -
Java – convert file to multipartfile
Is there any way to convert a file object to a multipart file? So can I send this object to the method of the object t…… -
Hashtable and integer keys in Java
I am trying to create a hashtable as follows: Hashtable<int,ArrayList<byte>> block = new Hashtable<int,……