Recent Posts
-
Java – this: cannot be used in a static context
Can you help me with the following code? The error is: "cannot be used in static context" public class Sample2 { /…… -
java. lang.NoClassDefFoundError：org / springframework / context / EnvironmentAware
I am using spring MVC to create a web application I have started to integrate the spring security library When I try t…… -
Java – JList – when you click a selected item, deselect it
If I click on the selected index on JList, I want it to be deselected In other words, clicking on the index actually s…… -
Java – detect jsplitpane separation motion
Is there any way to detect when to move the jsplitpane separator? Is there any way to add a divider motion listener? J…… -
Which is the fastest way to access native code from Java?
Which is the fastest way to call a native library from Java? What I know is >Nativecall – we currently use > JNA…… -
It is equivalent to map (from Haskell) in Java 7
In Haskell, there is a function called map, which uses a class a list and a function f to map the value of type A to t…… -
Ten skills of connecting Oracle database through JDBC
The Java database connection (JDBC) API is a series of interfaces that allow Java programmers to access the database, …… -
Java – why do files uploaded to S3 have content type application / octet stream unless I name the file html
Even if I set the content type to text / HTML, it ends up as an application / octet stream on S3 ByteArrayInputStream …… -
Java – core J2EE Patterns and practices are still read related?
I have been using java for some time (about 12-18 months) and want to know whether the core J2EE book is still relevan…… -
Java – add / remove items to the array in Amazon dynamodb
I'm looking for the most efficient atomic method to add an item to an array in a dynamodb object Now, I see that the o…… -
Java – difference between S = s and S = s
I did a little test to manipulate a short film, and I encountered a compilation problem short s = 1; s += s; And this …… -
Common problems and solutions of connecting JDBC to Oracle Database
Note: This article is compiled from the questions and various answers of the majority of webfriends extracted from the…… -
How do I iterate over a stack in Java
I want to know how to use iterators in the stack class How do I create an iterator class for it? Solution Just get the…… -
How do I use wkhtmltopdf in Java Web applications?
I'm a wkhtmltopdf novice I want to know how to use wkhtmltopdf with my dynamic web projects in eclipse? How do I integ…… -
Java online book Mall (9) payment module
This example shares the specific code of the payment module of java online mall for your reference. The specific conte…… -
Learn game design of Java swing from me (2)
Remember the minicooper who shuttles through the traffic of Hollywood like an elf in stealing the day? Mark Walberg an…… -
Java – using Apache velocity and spring framework 3.2 four
I'm new to spring. I want to use velocity to set it up Therefore, I created a new spring project, a new spring MVC pro…… -
Eloquent ORM code prompt phpstorm
So I just started with laravel (using V5) and eloquence I'm trying to get some basic APIs and run them, and notice tha…… -
Lightweight web services produced in Java (no application server)
Is there any Java library that allows you to build a simple stand-alone Web service server without any application ser…… -
Java – recursive type parameters for almost circular type binding
I have the following two interfaces: /** * A marker interface to denote that an object implements a view on some othe…… -
Java – how to attach an HDFS file (3 nodes or less) to a very small cluster
I tried to attach files on HDFS on a single node cluster I also tried a 2 - node cluster with the same exception In HD…… -
Comparison and difference between Java int and integer
Difference between Java int and integer: The difference between int and integer is the difference between the basic da…… -
Detailed explanation of the definition and use of variable length parameters in Java
Java can define variable length parameters (varargs) for methods to match an uncertain number of parameters, which are…… -
Java – mockito, strange behavior of @ injectmocks final field
What I saw was a mistake@ Injectmocks does not seem to create a new test topic before each test method@ Mock's place I…… -
Java – eclipse does not refresh project files in the package Explorer view
Today, I saw eclipse 3.5 for the first time in three months Strange behavior of First, when I run a main function, it …… -
java – System. What input class does in belong to and why?
code import java.io.*; class ioTest1{ public static void main(String args[]){ System.out.println(system.in.g…… -
Java – what do I mean when I say prepared statements are precompiled?
I use MySQL in Java I don't have a good understanding of Preparedstatement What does compilation mean? Solution When y…… -
How to disable log4j logging from Java code
I use log4j to write to the old version Library of logs My default log4j The properties file points logs to the consol…… -
Java – how do I get the JRE / JDK that matches the source?
I want to get at least one JRE / JDK level on my windows machine. My JRE / JDK source matches the exact level of JRE /…… -
Java – why do I get Maven error: “unable to determine whether resource x exists in http://maven.glassfish.org/content/groups/glassfish ”？
Whenever we execute our website target in maven, we get a long list of dependency related errors in the console log Th…… -
Java – sets the button height and width to wrap the contents and populate the parent
I'm developing an application where users should be able to change the appearance of buttons by pressing other buttons…… -
Object oriented programming: abstract data types in Java
In this article, we will examine data types in Java, but we will introduce the concept of abstract data types (ADT). W……