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Introduction to java naming conventions and naming formats

Introduction to java naming conventions and naming formats

Java introductory tutorial: This article shares the naming conventions and naming formats in Java. It is helpful to beginners. I hope it can help everyone.

Nov 18, 2020 pm 03:17 PM
java
What is the difference between forwarding and redirecting

What is the difference between forwarding and redirecting

The difference between forwarding and redirection is: 1. The number of requests is different; 2. The address bar will change when redirecting, but it will not change when forwarding; 3. Redirecting requests twice does not share data, forwarding requests sharing once data.

Nov 18, 2020 am 09:15 AM
Forward Redirect
What is the difference between filter and interceptor

What is the difference between filter and interceptor

The difference between filters and interceptors is: 1. The interceptor is based on the java reflection mechanism, and the filter is based on function callbacks; 2. The interceptor does not depend on the servlet container, and the filter depends on the servlet container; 3. The interceptor only responds to action requests. Function, filters can work on almost all requests.

Nov 17, 2020 pm 05:00 PM
Interceptor filter
Comparative operation analysis of == and equals in java

Comparative operation analysis of == and equals in java

Getting started with java: This article uses example code to conduct a comparative analysis of == and equals. It has certain reference value and I hope it can help everyone.

Nov 17, 2020 pm 03:11 PM
== equals java
What is the difference between list and map

What is the difference between list and map

The difference between list and map is: 1. List is a collection that stores single-column data, and map is a collection that stores double-column data; 2. The data stored in list is ordered, while the data stored in map is unordered; 3. The list allows duplication, the keys of the map cannot be repeated, and the values ??can be repeated.

Nov 17, 2020 am 11:14 AM
list map the difference
Java uses json files to import and export database data

Java uses json files to import and export database data

At work, we may encounter situations where we need to quickly move some data in one environment to another environment. At this time, we can do this by importing and exporting json files.

Nov 16, 2020 pm 03:34 PM
java json database
What are the methods for traversing List collection in java?

What are the methods for traversing List collection in java?

Getting started with java: This article shares with you various methods of traversing List collections in java. It has certain reference value and I hope it can help everyone.

Nov 13, 2020 pm 03:58 PM
java list gather
What are the three ways of spring injection?

What are the three ways of spring injection?

The three methods of spring injection are: 1. Constructor injection; 2. Setter injection; 3. Interface injection. Constructor injection depends on the implementation of the constructor method, and setter injection is injected through the setter method.

Nov 13, 2020 am 10:19 AM
spring injection
What are the three ways to initialize arrays in java

What are the three ways to initialize arrays in java

The three ways to initialize arrays in Java are: 1. Static initialization, such as [int a[] = {2, 0, 1, 9, 2020}]; 2. Dynamic initialization, such as [int[] c = new int[ 4]]; 3. Default initialization, such as [int[]d=new int[5]].

Nov 12, 2020 pm 04:29 PM
java initialization array
What are the ways to exchange the values ??of two variables in java?

What are the ways to exchange the values ??of two variables in java?

Methods to exchange the values ??of two variables in Java: 1. Exchange by defining temporary variables; 2. Use bitwise operators to achieve it.

Nov 12, 2020 pm 03:25 PM
java variable
What are the differences between the three loop structures in java

What are the differences between the three loop structures in java

Getting started with java: This article introduces the differences between the three loop structures in java. It will be helpful to students who are new to java. Everyone is welcome to read it.

Nov 11, 2020 pm 03:11 PM
java Loop structure
Use java algorithm BFS to find the shortest path to the maze exit

Use java algorithm BFS to find the shortest path to the maze exit

This article introduces the method of using the Java algorithm BFS to find the shortest path to the maze exit. It has certain reference value and I hope it can help everyone.

Nov 10, 2020 pm 03:38 PM
bfs java shortest path algorithm maze
Use java to create a perpetual calendar

Use java to create a perpetual calendar

This article shares with you how to use Java to make a perpetual calendar. It has certain reference value and I hope it can help everyone.

Nov 09, 2020 pm 03:15 PM
java
Use java to generate background verification code

Use java to generate background verification code

Getting started with java: This article shares with you the code for implementing the background verification code in java. It has certain reference value and I hope it can help everyone.

Nov 06, 2020 pm 03:40 PM
java Verification code

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