Java
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Java removes duplicate elements from the sorted array
@H_ 502_ 1 @ Title Description Given a sorted array, remove the duplicate elements in the array, keep only one duplica…… -
Java self-study books recommend programmers to architects
As a java programmer, the most painful thing is that there are too many choices and too many books to read, which is o…… -
Java uses hashtable to filter duplicate values in an array
This article describes how Java uses hashtable to filter duplicate values in arrays. Share with you for your reference…… -
On substring () method in Java string
The method is as follows: The first int is the starting index, corresponding to the starting position in the string nu…… -
Writing LAN multiplayer chat room based on Java
Because we need to make the course design of network computer network, and don't want to do things that we don't under…… -
Talking about Java generic wildcards solves many criticisms of generics (such as not overloading)
Generic: Generic methods cannot be overloaded because they are the same after being erased, that is, if the formal par…… -
Another wave of essential books for Java professionals
Essential books for Java professionals: Every programmer has books that are often worn out as professional information…… -
Summary of common functions based on math class in Java
Summary of several commonly used mathematical formulas in Java: Random class is specially used to generate a pseudo-ra…… -
Implementation of Java string encryption and password encryption
In our program design, we often need to encrypt some special content. Today, we have summarized several simple encrypt…… -
Conversion method between java basic type and byte array
The conversion between java basic types and byte arrays is just written The above conversion method between java basic…… -
On the type derivation of Java 8’s new feature generics
1. What is generics? Before discussing type inference, we must review what is generic Generics is a new feature of Jav…… -
Fully understand the differences and applications between java basic types and encapsulation types
1. Basic types can only be passed by value, and the encapsulation class corresponding to each basic type is passed by …… -
Stand alone version of bookstore management system of Java design module series (2)
Java stand alone bookstore management system (exercise design module and idea series I): http://www.jb51.net/article/9…… -
Method of converting Java string into double two-dimensional array
WHY A friend asks for a question in the group. The prototype of the question is as follows: That is, a string that can…… -
Methods of JavaBean and map transformation encapsulation classes
Examples are as follows: The above is all about the methods of JavaBean and map conversion and encapsulation classes b…… -
Java wechat random red envelope algorithm code example
One night a few days ago, I suddenly thought that there should be a random algorithm for wechat red envelopes. I tried…… -
8 simple parts to open the road of Java language learning, with java learning book list
I have recommended reading books on Java language for you. Here are some aspects to start learning java language. The …… -
Introduction to the differences between Java abstract classes and interfaces
The difference between abstract classes and interfaces abstract class A class containing abstract methods is an abstra…… -
Detailed explanation of the exchange example between JSON string and Java object in Java
During the development process, it is often necessary to exchange data with other systems. The formats of data exchang…… -
Summary of three types of array defined by Java
The three formats for defining arrays are as follows: Note: the length of the array is an attribute, and the length ()…… -
Eclipse tips
I'm used to developing Java programs in eclipse. The company's recent projects are all developed by idea. Meanwhile, A…… -
Explain in detail the usage of inheriting classes using externds keyword in Java
Understanding inheritance is the key to understanding object-oriented programming. In Java, an existing class is inher…… -
Java implements a simple chat room program based on UDP protocol
I've been relatively idle recently. I've been taking the time to review some technical applications in Java. Nothing t…… -
Overloading and rewriting instance code of Java functions
In Java, polymorphism can be divided into two types: compile time polymorphism (overloading) and run-time polymorphism…… -
10 ways to get JAVA done in a few weeks
Don't confuse java with JavaScript. The goal of Java is & ldquo; Compile once and debug everywhere & rdquo; (E…… -
ASP. NET MVC4+EF5+EasyUI+Unity2. Front end page framework construction and source code sharing of background management system injected by X
At the beginning, we have a series of solutions. Let's start to build a new system. The user experience needs more and…… -
Wechat randomly generated red envelope amount algorithm java version
The craziest thing to play in recent years should be sending red envelopes, especially during the new year. The follow…… -
Java program implements the method of exporting excel (supports ie low version)
Today, I want to sort out an export problem I encountered some time ago. Because of the requirements of the project, s…… -
Java 8 method of reading files
JDK7 introduces a new file operation class java nio. file. File, which contains many useful methods to manipulate file…… -
Architects take you to a deeper understanding of Java interfaces and abstract classes
Abstract is one of the characteristics of object-oriented programming. In Java, OOP abstraction can be embodied in two…… -
Explain JavaScript from the perspective of Java developers
We can't explain all the details of JavaScript in a blog post. If you are more or less involved in web application dev…… -
JavaWeb export excel file and pop up the download box
1、 Introduction Reports are often involved in Java Web development. In recent projects, it is necessary to display th……