Category: The back-end

The back-end

Concurrent Programming in Java: Analysis of the use and principles of the Java thread pool core ThreadPoolExecutor

February 1, 2024

by Sheila Davis

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Threads are the foundation of concurrent programming. In previous articles, our examples were based on thread development as examples, and we created a thread when...

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The back-end

Docker Swarm + Portainer Automation CI/CD

February 1, 2024

by Brendon Higgins

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Abstract: Mainly about the use of Portainer tool to achieve online service automatic update, with Jenkins to use together, I use is based on the...

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The back-end

Netty series: good horse saddle, select matching selector for channel

February 1, 2024

by Donald Coleman

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We know that the foundation of NetTY is channels and selectors on top of channels, and of course as a NIO framework, channels and selectors...

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The back-end

Design and Implementation of Ten Billion Traffic API Gateway (Kimmking)

February 1, 2024

by Evan Flowers

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This time we share from the current situation and problems of the ten billion traffic transaction system API Gateway, expounds the relationship between micro-service architecture...

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The back-end

2021-2022 Software Architecture and Design Trends Report

February 1, 2024

by 蘇佳玲

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In the world of cloud computing, architects are reprioritizing their priorities. Innovative architects are designing resilience, observability, portability, and sustainability.

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The back-end

RocketMQ | various messages

February 1, 2024

by Elakshi Tak

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RocketMQ batch message this article has participated in the "Newcomer Creation Ceremony" to start the road to nuggets creation together. Batch messages Batch messages can...

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The back-end

Get started! A brief description of the company’s development specifications

February 1, 2024

by Fiona Lewis

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Hello everyone, I haven't written the public account for a long time. Recently, a friend attended an interview and was asked about the development specifications....

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The back-end

Java Advanced Design Pattern 13 —- Observer pattern and empty object pattern

February 1, 2024

by Mark Greenwood

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In the previous article, we learned Memento patterns and state patterns of behavioral patterns. In this paper, we will learn the last two behavioral patterns,...

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The back-end

C# forms application TreeView control simple to use

February 1, 2024

by Brittany Smith

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TreeView controls are also used frequently in forms applications. We use TreeView to display resources in a hierarchical manner, similar to the indented representation of...

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The back-end

Micro service series: Nacos cluster construction of Spring Cloud Alibaba

February 1, 2024

by Cheryl Moore

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Clustering is to replicate applications into multiple identical applications to work together to improve working capacity. That is, multiple applications are scattered across different servers,...

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The back-end

Linux Programming -(pThread) thread creation and use

February 1, 2024

by Prerak Luthra

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This article introduces the basic use of threads under Linux. Threads are the smallest unit of process scheduling, and each process has a main thread....

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The back-end

C++ Lambda expressions

February 1, 2024

by Stephen Smith

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A Lambda expression represents a callable unit of code, which can be thought of as an anonymous inline function. Like other functions, Lambda expressions have...

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The back-end

Sentry Developer Contribution Guide – Testing Tips

February 1, 2024

by Shayak Vasa

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As part of the CI process, we ran a variety of tests in Sentry. This section aims to document some Sentry-specific helpers and provide guidance...

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The back-end

Introduction to Java concurrent programming (6) Synchronized usage

February 1, 2024

by 鄧美琪

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1. Synchronized is mutually exclusive and blocked. If USER A has obtained the lock, user B can execute the lock only after user A finishes....

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The back-end

4. Best, worst, average & Amortized time complexity

February 1, 2024

by Jasmine Simmons

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Finding a single piece of data in an array, however, does not require traversing the entire array each time, because it is possible to find...

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The back-end

91 Suggestions for writing quality Code to improve Python programs

February 1, 2024

by Spencer Pham

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Suggestion 1: Understand the Pythonic concept suggestion 2: Write Pythonic code Suggestion 3: Understand the differences between Python and C Suggestion 4: Add comments to...

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The back-end

Winform framework: WinForm is old, still can live

February 1, 2024

by Lisa Lopez

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Before due to the need to use c# winform to write a desktop application. On this basis, I separated the page (UI), business layer (BLL)...

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The back-end

Development specifications are really important

February 1, 2024

by 張宜君

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Recently alibaba's Java development manual has issued a new version (you can directly go to Githubbaba-P3C for relevant resources oh), I will follow this matter...

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The back-end

Solving Questions With Brainpower (Python)

February 1, 2024

by 蔡馨儀

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This paper introduces the third question of the weekly competition, the difficulty Medium, which takes one hour and is not too difficult. It examines dynamic...

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The back-end

How to filter data from any dimension of ten billion tables in milliseconds…

February 1, 2024

by Kiara Jani

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With the development of idle fish business, the scale of users has reached hundreds of millions, and the data indicators of user dimension have reached...

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The back-end

What’s wrong with a HashMap other than an infinite loop?

February 1, 2024

by Dishani Gandhi

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This question is an open one. What other problems do hashmaps have besides an infinite loop? Overall, all the "problems" with HashMap...

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The back-end

Concurrent programming in Java (5) an overview of how to create threads

February 1, 2024

by Jeffery Pineda

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Here are a few ways to create a thread without going into detail. Business classes inherit threads and can run directly as threads. The code...

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The back-end

202111-5 More text – Leetcode198: Plunder

February 1, 2024

by Samantha Cragg

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This is the fifth day of my Participation in the November Gwen Challenge. The details of the event are as follows: 2021 Last Gwen Challenge...

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The back-end

MySQL InnoDB three files log

February 1, 2024

by Jonathon Rocha

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Undo Log means to Undo or cancel. For the purpose of canceling the operation, the operation of a specified state is returned. The Undo Log...

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The back-end

C# XmlDocument reads and writes XML

February 1, 2024

by Maria Harvey

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The XML Document Object Model (DOM) class is an in-memory representation of an XML document. The DOM enables you to programmatically read, process, and modify...

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Logical structure and physical structure of data structure

February 1, 2024

by 徐馨儀

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Logical structure is the relationship between data elements in an index object. Logical structures are divided into the following four types: Data elements in a...

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The back-end

Introduction to Concurrent Programming in Java (14) CountDownLatch application scenario

February 1, 2024

by Abram Chad

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In real life, there are many such scenarios: before doing F, you need to wait for A,B,C,D and E to complete, and A,B,C,D and E...

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The back-end

Introduction to Concurrent Programming in Java (15) CyclicBarrier application scenarios

February 1, 2024

by Matthew Harrison

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In real life, there are many such scenarios: before F, it is necessary to wait for A,B,C,D and E to be completed; A,B,C,D and E...

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The back-end

Detailed domain name resolution, and the gold digging personal home page resolution to custom domain name

February 1, 2024

by Miraan Lad

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Hi, everyone, I believe that IT development partners, more or less want to have their own blog, or have a unique domain name to represent...

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The back-end

Linear table – Sequential queue Circular queue Double-ended queue (13)

February 1, 2024

by Michael Fernandez

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"This is the 12th day of my participation in the November Gwen Challenge. For details, see: The Last Gwen Challenge 2021" @[TOC] 1. 1. A...

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