包含标签：Java 的文章
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Using BitSet to realize millisecond query (example explanation)
preface Because the service requires that the response time of one request of API is less than 10ms, the traditional d…… -
On spring redirection Guide
1. General This article will focus on implementing redirect in spring and discuss the reasons behind each strategy. 2.…… -
Basic definition and implementation example of Java data structure stack
This paper describes the basic definition and implementation of Java data structure stack. Share with you for your ref…… -
Java programming enumeration types! Enumeration types define and override enumeration methods
What is an enumeration type Enumerated type has long appeared in programming languages. It is used to contain a group …… -
Detailed explanation of the method of using Google kaptcha verification code in spring MVC
preface As we all know, verification code is one of the most effective ways to resist batch operation and malicious lo…… -
Simple definition and usage example of circular queue of Java data structure
This paper describes the simple definition and usage of circular queue of Java data structure. Share with you for your…… -
Detailed explanation of XML installation and configuration bean in spring bean assembly tutorial
preface As we all know, when spring first appeared, XML was the main way to describe configuration. Under the name of …… -
Analysis of action thread safety in Struts
[problem description] Recently, the company arranged for me to interview java's freshman. The interviewers are general…… -
JDK1. 8、JDK1. 7、JDK1. 6. Look here
This article starts with ArrayList The reference code is jdk1 6_ 45 jdk1. 7_ 80 jdk1. 8_ 111 source code, comparative …… -
Basic operation of BigDecimal in Java (detailed explanation)
BigDecimal has four methods. Let's take a look at the two commonly used methods: The first: BigDecimal (double VAL) Tr…… -
Java programming small example — implementation code example of digital clock
The example of this article is java programming to realize a digital clock. Code test is available. Practice. The code…… -
Code example of converting Chinese characters to Unicode code in Java programming
The last time I came into contact with the knowledge of coding was when I was in college. I studied communication engi…… -
How spring MVC uses swagger2 to build dynamic restful APIs
preface This article mainly introduces the related content of spring MVC using swagger2 to build dynamic restful API. …… -
Java multithreading programming small example to simulate parking lot system
The following is a small example of a Java multi-threaded simulation parking lot system (Java is still widely used, ha…… -
Specific steps for Java JFrame swing nested browsers
1、 Functions to be realized by using swing nested browser: By nesting a browser in a form through the swing implement…… -
Detailed explanation of TypeVariable in Java source code parsing
TypeVariable, a type variable, describes a type. It generally refers to any or related type. It can also be said that …… -
Spring boot cli tutorial
Spring boot cli is a command-line tool provided by the spring boot project to quickly run spring boot applications. By…… -
Details of ini settings under eclipse
Under Ubuntu system, eclipse configuration file: Here are a few questions: 1. What is the meaning of each parameter? 2…… -
Code sharing of login interceptor implemented by spring MVC
I've been in contact with struts interceptors before, but I haven't used spring MVC interceptors. I spent a day studyi…… -
Detailed use of Java regular expressions
The use of Java regular expressions is as follows: 1.Match Match is to match the whole string from the beginning to th…… -
On the scope (sharing) of java basic data types
As follows: Float and double in Java comply with IEEE754 standard, and only their precision is output here. Problems t…… -
Talk about spring’s understanding of IOC in detail (recommendation)
1、 IOC control inversion and di dependency injection 1. Control reversal can be literally understood as the transfer …… -
Method of reading excel and saving it to database with JXL in Java
The project involves reading the data in Excel and saving it to the database. It is relatively simple to use JXL. Basi…… -
Java web to realize automatic login function
This example shares the specific code of Java Web to realize the automatic login function for your reference. The spec…… -
Java version and C language version simply use static language to realize dynamic array
One advantage of dynamic language over static language is that the size of array does not need to be determined in adv…… -
JBoss5. Introduction to configuring log4j under X
Recently, log4j was configured under JBoss. The directories of various versions of JBoss and the file names of JBoss a…… -
Log4j uses detailed parsing
In short, log4j is an API class library that helps developers manage log output. Its most important feature is that th…… -
Implementation of Chinese and English symbols and punctuation in Java judgment
This paper introduces the implementation of Chinese and English symbols and punctuation in Java judgment, which is sha…… -
Introduction of mapping method between entity class attribute and data list in mybatis
Mybatis is not as automated as hibernate. It uses the @ column annotation or directly uses the attribute name of the e…… -
Type conversion instance code in struts 2
Type conversion All the data transmitted by the page and controller are of string type. Various data types may be used…… -
Detailed explanation of TypeVariable in Java source code parsing
TypeVariable, a type variable, describes a type, which means that it generally refers to any or related type. It can a…… -
Classloader classloader_ Detailed explanation of loading method based on Java class
Basic concepts Classloader class loader, which is used to load Java classes into the Java virtual machine. Unlike ordi……