Tag: java

The back-end

What exactly is a ThreadLocal? What problem does it solve?

January 17, 2024

by Mr. Denis Woodward

No Comments

Since ThreadLocal supports generics, such as ThreadLocal< StringBuilder >, variables represent the ThreadLocal itself and instances represent instances of specific types, such as StringBuidler. Before...

Read More

The back-end

Use Reactor for reaction programming

January 17, 2024

by Roger Watson

No Comments

In the traditional programming paradigm, we iterate over a sequence through an Iterator pattern. This traversal mode is controlled by the caller, using a pull...

Read More

The back-end

Talk about interview experience after winning offers from Ali, Toutiao and Didi (I)

January 17, 2024

by Susan Monk

No Comments

I have two years of development experience and started to look for a job at the end of 2018. In the cold winter of The...

Read More

The code of life

Java 15 is released with 14 new features to refresh your knowledge!!

January 17, 2024

by Paula Barton

No Comments

Jdk152020/09/15 as expected! What's the timing, the same day as the Apple event? OracleJDK15 OpenJDK15 OracleJDK15 OpenJDK15 OpenJDK15

Read More

Artificial intelligence (ai)

How do newbies use Hanlp

January 17, 2024

by Samantha Rice

No Comments

The boss gives him a task to do word segmentation. He wants to start with stuttering word segmentation and regular expressions. Later, I found that...

Read More

The back-end

Spring Boot WebFlux add delete change check complete actual combat demo

January 17, 2024

by Christopher Marsh

No Comments

03: Introduction to WebFluxWebCRUD Practice The previous article implemented Hello by creating a simple service based on a functional endpoint. This article uses SpringBootWebFlux's annotation...

Read More

The back-end

Java8 Stream Stream programming, great liberation of your productivity!

January 17, 2024

by Clive Elliott

No Comments

Filter (Predicate) Filters elements from the stream. 2. Map (Function f) takes elements from the stream and maps them to new elements. For example, take...

Read More

The back-end

How dare you use MySQL to implement distributed locks?

January 17, 2024

by Mr. Steven Clayton

No Comments

The boss said I lost, now all dare to use MySQL to implement distributed lock, the more so I want to prove their own. I...

Read More

android

In-depth understanding of Dalvik bytecode instructions and Smali files

January 17, 2024

by Debra Macias

No Comments

The article reprinted

Read More

reading

Java reflects private fields and methods

January 17, 2024

by Benjamin Roberts

No Comments

Although it is generally accepted that you can access the private fields and methods of other classes through JavaReflection. It's not difficult. This can be...

Read More

reading

Java Basics (1)

January 17, 2024

by 葛雅琪

No Comments

1. Move the ClassCastExcpetion that occurs at runtime to compile time. Java provides two type systems, primitive types and reference types. Using primitive types is...

Read More

reading

An article that takes you through the List collection (source code analysis)

January 17, 2024

by Natalie Gonzalez

No Comments

The List collection is the primary implementation of linear data structures that hold a set of data. We call this: lists. ArrayList is a common...

Read More

The code of life

I learned Java in Shanghai Lebyte on the thirteenth day

January 17, 2024

by Molly Sellers

No Comments

The Student class inherits all the attributes and methods of its parent class Person and adds a property school. Student can use both the properties...

Read More

The back-end

Remember a NoHttpResponseException troubleshooting

January 17, 2024

by Flynn Carpenter

No Comments

Upload file program errors, there will be a certain probability error rate below 1%, error message is: org. Apache. HTTP. NoHttpResponseException, s3 - us -...

Read More

The back-end

ElasticSearch Learning Log (1)

January 17, 2024

by Jeffery Pineda

No Comments

Elastic is essentially a distributed database that allows multiple servers to work together and each server can run multiple Elastic instances. A single Elastic instance...

Read More

The back-end

String length is limited. I didn’t know it in Java development for three years.

January 17, 2024

by 梁筱涵

No Comments

In Java, strings are limited in length. Yes, there are, and there are specifications in JVM compilations, and some families have come across this in...

Read More

The back-end

Hi, Java, can you generate kingsoft POWERword two-dimensional code to share the poster?

January 17, 2024

by 張詩涵

No Comments

There was a time when I was obsessed with the daily one-sentence sharing poster of Kingsoft Powerword. Because not only the picture on the poster...

Read More

The code of life

The path to growth came from the ups and downs of six years as a programmer,

January 17, 2024

by Linda Benson

No Comments

Object Oriented Programming (OOP) Java is a concurrent, class-based, and object oriented computer programming language. The advantages of object-oriented software development are listed below: Code...

Read More

The back-end

[Suitable for junior and intermediate Java programmer training manual to build the whole Web project from 0]

January 17, 2024

by Louise Evans

No Comments

Actually is such, small six six oneself peacetime? Sometimes like to look at the source code such as Spring, but the level may not how,...

Read More

The back-end

ThreadLocal ThreadLocal ThreadLocal ThreadLocal ThreadLocal ThreadLocal

January 17, 2024

by Jonathan Harris-Watts

No Comments

ThreadLocal, as the name implies, is data stored locally in each thread. ThreadLocal provides thread-local variables, that is, each thread can have its own variables...

Read More

The back-end

Manipulate the database as if it were StreamAPI

January 17, 2024

by Steven Tate

No Comments

Anima allows you to query database like SQL and Stream. More designs and documents are available here. Simple DSL H2, MySQL, SQLite, PostgreSQ...

Read More

The back-end

Dubbo source code parsing – service exposure principle

January 17, 2024

by Dhanush Kota

No Comments

Dubbo: Service publishing and service referencing ❈ : Dubbo: Service publishing and service referencing Directory dubbo source code 解析- 解析 rou...

Read More

reading

That’s right, you’re one step away from getting started with Elasticsearch

January 17, 2024

by 葛雅琪

No Comments

Learning is really a happy thing. After I shared the introduction of Redis last time, I received a lot of encouragement from my friends, such...

Read More

android

(OkHttp3+Gson) with MVP mode to achieve the weather forecast small demo

January 17, 2024

by Dale Bishop

No Comments

1. Use of Okhttp3 (only Get request). 2. Parse json strings using Gson. 3.MVP attempts. Written in MVP mode, the utility classes include JsonUtils for...

Read More

reading

This 300-page, 15-chapter micro service field note is perfect! Ali P8 hard fight 33 days, finally summed up

January 17, 2024

by Anthony Jackson

No Comments

So sweet! Java microservice architecture is a popular software architecture design scheme, which can be written and developed quickly and maintained very conveniently. Using microarchitecture...

Read More

The back-end

ReentrantLock

January 17, 2024

by Sarah Glenn

No Comments

ReentrantLock a lock and unlock is a complex process that requires CAS operations to ensure atomicity

Read More

The code of life

To achieve server and client data interaction, Java Socket has a clever way

January 17, 2024

by 李信宏

No Comments

Abstract: In the Java SDK, the Socket native support, it is divided into ServerSocket and Socket.

Read More

reading

Stop asking me if I can write my own thread pool

January 17, 2024

by Elakshi Tak

No Comments

So how does the underlying thread pool work? Can we implement a custom thread pool on our own? That's where ThreadPoolExecutor comes in. All four...

Read More

The development tools

Share my Python learning resources

January 17, 2024

by Dr. Charlie Black

No Comments

Recently, many readers left comments asking me to share my Python learning materials. Today, I will bring you a Python video tutorial.

Read More

reading

ZooKeeper application: Solves single points of failure in distributed systems

January 17, 2024

by 梁信宏

No Comments

If "primary node-A" fails, the registered node will be automatically deleted, and ZooKeeper will automatically sense the change of the node and issue an election...

Read More