Java
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Java – scroll to specific text within the jtextarea
I'm trying to implement a function in the current program I'm writing. I want to learn how to scroll down to specific …… -
Java – git process: how to configure the one click release process in Jenkins?
We use the standard git stream branching model (development, master, release, patch, etc.) As part of our workflow, we…… -
Exception in thread “main” Java util. Missingformatargumentexception: format specifier ’10s’
There is no doubt that I will miss something very obvious here, but I can't understand it Any help would be appreciate…… -
Java – how do I use enumerations in getters and setters?
So what I want to do is this: Write a user class A user: >There is a user name, such as' fj3 '> there is a UserT…… -
How to prevent method overload in Java?
You can prevent overriding methods by using the keyword final. Similarly, how to prevent overloading? Solution You can…… -
On the single case design pattern in Java programming
When writing software, you often need to use the print log function, which can help you debug and locate problems. Aft…… -
Java – why does a program not allow static final variables to be initialized?
I see that the following java code looks good, but it is never compiled: public class UnwelcomeGuest { public sta…… -
Java uses POI to read the properties file and write it to excel
This example describes how Java uses POI to read the properties file and write it to excel. Share with you for your re…… -
Java – read files using the IntelliJ IDE
I've been an eclipse user for a long time, and I've started playing IntelliJ idea ide So from my understanding, a proj…… -
Java implementation of sorting algorithm
Collections. sort() Java sorting can be done with collections Sort() sorting function implementation. Use collections …… -
Java – spring integration – abstractinboundfilesynchronizer does not update files
I would expect the FTP synchronization mechanism to update a changed file However, as you can see here, the file is do…… -
Java – why double When Nan is packaged in a dual instance?
I learned double from this question Nan is not equal to yourself I'm verifying this for myself and notice that if you …… -
java. net. Socketexception: pipe breakage
I receive this error or my JSP page every day: java.net.socketException Message: pipe breakage Stack trace: java.net.s…… -
Java – abstract classes and interfaces together?
I have some code, some of which are implementing an interface It feels right, but there is a bit of repetition in chil…… -
Export excel file instance of Java data export function
Tables (reports) often need to be used in programming are mainly excel tables. The following is the method of writing …… -
Java converts object [] array to vector
What is the best way to convert an object array to a vector? JDE< 1.5 public Vector getListElements() { Vector my…… -
Java – creation of suffix array nlogn
I've been learning how to create suffix arrays. I understand that we first sort all suffixes according to the first ch…… -
How do I override methods in Java when I create objects through reflection?
In Java, can methods in classes created using reflection be overridden? For example, say I have the following classes:…… -
Java – serialize “Boolean” as “1” and “0” instead of “true” and “false”
No method was found in the Boolean class to serialize Boolean values to '1' and '0' instead of 'true' and 'false' Is t…… -
Graphic programmers must master 8 common sorting algorithms in Java
This article mainly introduces how Java implements eight common sorting algorithms: insert sort, bubble sort, select s…… -
Several steps of JDBC linking database
This article lists the four steps of JDBC linking database for your reference: JDBC: Java database access solution. Se…… -
Java – reader #lines() is very parallelized due to the non configurable batch size policy in its splicer
When the stream source is reader, I can't achieve good parallelization of stream processing Running the following code…… -
The Java implementation reads the file names of all files in the folder (including subdirectories)
In the process of programming, it is often used to read and write files. For example, find all the file names in a fol…… -
Java – arithmetic recursion
I am trying to write a code to calculate the following for a given integer n: 1/1 + 1/2 + 1/3 ... + 1/n This is the co…… -
Java uses deque to implement stack
This article illustrates how Java uses deque to implement stack. Share with you for your reference. The details are as…… -
Java method to determine whether a file is a binary file
This example describes the method of Java to judge whether a file is a binary file. Share with you for your reference.…… -
Java – a more precise numeric data type than double?
Is there a decimal number data type that is more accurate than double precision in Java? Solution Yes, use Java math. …… -
Java – how to control the order of bean init method in spring?
Suppose I have a bean, then I should call the init method or constructor after the init method of another bean Is it p…… -
Java implements eight common sorting algorithms: insert sort, bubble sort, select sort, Hill sort, etc
This paper implements eight common sorting algorithms: insert sort, bubble sort, selection sort, Hill sort, quick sort…… -
Java – how to add to BigDecimal
I have the following function, which iterates an array and calls a method on each 'return' object, which returns a Big…… -
Detailed explanation of string data type conversion in Java
In Java, string is the final class, and the provided string cannot be modified. String type is often used in projects.…… -
Java – the most efficient way to return common elements from two string arrays
In Java, what is the most effective way to return common elements from two string arrays? I can do it with a pair of f……