包含标签：Java 的文章
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Why use Java’s asynchronous filechannel?
I can understand why web applications will use multiplexing (not creating too many threads) and why programs will use …… -
How can java thread priority be converted to OS thread priority?
How Java API thread priority (1-10) is converted to operating system level priority, because most operating systems do…… -
Java – JSP, get and post parameters
I need to do some small tasks with JSP; It's a very new JSP. I wonder if it's possible to get only get or only post pa…… -
Java – disable items in JList
I'm using JList as part of the wizard to display all the steps to be performed (it also allows you to click one step t…… -
Java – Eclipse – source not found
I know this problem has been asked many times, but no proposed solution has solved my problem (or I haven't implemente…… -
Confusion causes verifyerror: expect a stack diagram frame
We are using the latest JDK 7 (U45) and Proguard version 4.10 Recently, our distribution failed. After confusion, the …… -
Multithreading – busy cursor – why?
Can anyone give me a scene they think is reasonable? I think from the user's point of view, they are always a bad idea…… -
Java, how to delete integer items in ArrayList
Suppose I have such an ArrayList: ArrayList<Integer> list = new ArrayList<Integer>(); After adding operati…… -
Example of drag and drop function in Java Swing
Java implementation drag and drop example The drag and drop function is implemented in swing. The code is very simple …… -
Avoid repeated import in Java: inherit import?
Is there any way to "inherit" imports? Example: General enumeration: public enum Constant{ ONE,TWO,THREE } Base class …… -
Java – how to use sonarlint in eclipse
I was assigned to use sonarqube code quality However, when I download its plug-in to eclipse, I understand that it has…… -
Java for the second largest element of the array
Assume that all numbers in the array are non negative integers, and all numbers are different. -
Java – horizontal scrolling and textfield errors
I created a customtextfield I just need it to disable horizontalscrolling when I reach the last word. It should be abl…… -
JDBC connection to SQL Server database example
1. Process: 1> Register drive class: class forName() 2> Connect to database: -
Java – is there any reason why languages allow negative modulus?
I'm curious that these languages (Java, C...) ignore the mathematical definition of modular operation What does it mea…… -
Java – does selenium webdriver support Safari?
I am using selenium webdriver with Java I want to use Safari browser Does selenium webdriver support Safari? Solution …… -
Introduction to the responsibility chain pattern of Java design pattern
Friends who have used macros should know that using macros can realize one key binding multiple skills. For example, i…… -
Java – get the maximum key from HashMap?
I have a HashMap defined like this HashMap<String,Integer> uniqueNames = new HashMap<String,Integer>(); It…… -
JSON to Java object example
There are many tools for converting JSON string to Java object. The following small example is just for me to practice -
Java implementation of file reading, writing and compression
This paper describes the implementation method of file reading, writing and compression in Java through examples. The …… -
Java – maven buildnumber plugin SVN revision is available only when format is not used
When using maven buildnumber plugin 1.0 beta 4, it seems that I can get SVN revisions unless I use the < Format >…… -
Amazon elastic search – use Java SDK to interact with Amazon elastic search service
I can't find an example of how to use Amazon SDK to interact with Amazon elastic search cluster Can someone give me an…… -
Java operators >, > >, and > > >
>Indicates greater than, for example: if (a > b) The result is a boolean type >>Indicates a signed right s…… -
Java – spring upload file problem
I need to upload the file from the browser to the server I use spring 3.2 as my web framework So I configured my appli…… -
Disadvantages of using Java Native Interface
I can't get two disadvantages of using JNI I want to know more about them: >It is difficult to debug runtime errors…… -
Java implements compressed string and Java string filtering
Topic 1: input a string of lowercase letters (a ~ z) through the keyboard. Please write a string filter program. If mu…… -
Generics of Java generics
I have a generic class that represents a piece of text The text fragment can have any of a variety of different modes …… -
Java imitation Windows calculator example
The interface of this calculator imitates the simple calculator provided by windows, including interactive interface a…… -
Adjust JPEGs to lose color in Java (try to use multiple libraries)
I have tried several image adjustment libraries published on so and raw Java using getscaleinstance Although everythin…… -
Use stringescapeutils. In commons lang3 Alternative to escape javascript()
My task is to convert our code from using org apache. commons. Lang update to org apache. commons. Lang3, I found that…… -
Increase BigInteger performance of Java
How to improve the large integer performance of Java? For example, this factional program: import java.math.*; class F…… -
Example of converting Java integers (seconds) to minutes and seconds format
Integer (seconds) converted to minute second format (XX: XX: XX)