Category: The back-end

The back-end

[list] LeetCode82. Delete sorting repeating elements in the list | |

February 1, 2024

by 蒙哲瑋

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First of all, it is required to delete all duplicate elements. Instead of retaining a duplicate element to create a virtual header node to build...

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The back-end

What does the worst code you’ve ever seen look like? (To learn more)

February 1, 2024

by Brittany Smith

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This article source: blog.csdn.net/daocaokafei/article/details/120733959 # # text > 19 people really write the code fragment, one of them may be written by you. In a...

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The back-end

Now that you know Python’s garbage collection mechanism, you have time to play around

February 1, 2024

by Elakshi Tak

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Those of us who have written C or C++ know that there is no such thing as garbage collection in C. Manual allocation and release...

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The back-end

Python intermediate Knowledge decorator

February 1, 2024

by 楊冠霖

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In Python, Decorators are used to modify functions without changing the original function code. Decorators return a function object, so they are sometimes called "functions...

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The back-end

Summary of practice of large file upload server and HTTP breakpoint continuation for large files

February 1, 2024

by Mr. Robert Padilla

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Recently, the research and development group of the author needs to support high-performance HTTP upload of large files and HTTP breakpoint continuation. Here is a...

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The back-end

How to select technology in microservices architecture?

February 1, 2024

by 王佩君

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In order to realize the products based on microservices development, or in order to restructure individual applications into microservices architecture, there are many technical frameworks...

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The back-end

MVND goes from entry level to large-scale system operation much faster than Maven

February 1, 2024

by Lindsey Connolly-Baker

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This article has participated in the activity of "New person creation Ceremony", and started the road of digging gold creation together. MVND is a reference...

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The back-end

Running the command line in the browser, really sweet!

February 1, 2024

by 李家瑋

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Hello, I'm Charlie. I wrote an article about the "Everything API", which is a project to output the execution results of some scripts to a...

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The back-end

Counting the number of vowel sequences: “linear DP” & “Matrix quick powers”

February 1, 2024

by 李嘉玲

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This is 1220 on LeetCode. Count the number of vowel sequences. Tag: "linear DP", "matrix fast power" give you an integer n, please help count...

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The back-end

I’m going to learn Python tuples and code formats on the sly

February 1, 2024

by Kelly Watts-Jackson

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Lists are great for storing data sets that can change while a program is running. Lists can be modified; however, sometimes you need to create...

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The back-end

# Use someone else’s code, do my work, and spend the rest of the time fishing.

February 1, 2024

by Wendy Haynes

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A Python module is a concept that contains 1 to N files. If the files are Python code files (i.e..py files), each file can contain...

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The back-end

Fast Deployment K8S Log Collection and Analysis System EFK based on Helm (Elasticsearch+FileBeat+Kibana)

February 1, 2024

by Lagan Rattan

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Logstash: Data collection and processing engine. Dynamically collect data from various data sources, filter, analyze, enrich, and format the data, and then store the data...

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The back-end

SAP CRM call center in the reply to social media information implementation source code

February 1, 2024

by Anika Badami

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As we know, in the social media integration solution of SAP CRM call center, if a Twitter account is configured in the system, all tweets...

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The back-end

The best solution of App side automation, completely free hands!

February 1, 2024

by Lisa Quinn

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I wrote an article before, in which I proposed a solution that can automatically send morning news to wechat groups every day. How to use...

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The back-end

PHP wechat robot Vbot 2.0

February 1, 2024

by Dr. Gregory Hughes

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Making: https://github.com/HanSon/vbot documentation: http://create.hanc.cc/vbot (in order to protect everyone's eyes, but also deliberately to do a website on seemingly tall) Vbot is what? Vbot is...

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The back-end

Introduction to THE use of Reactor’s Mono

February 1, 2024

by Samiha Gokhale

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The framework that implements SpringMVC based on reactor-Netty is named Spring Webflux, which is an asynchronous framework that replaces the traditional Servlet API. Next, take...

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The back-end

Dubbo2.6.x — Registry source code analysis Dubbo-Registry module (API and ZooKeeper)

February 1, 2024

by Michael Hester

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In Dubbo, the registry as the core module, Dubbo through the registry to achieve the registration and discovery of various services and other functions, and...

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The back-end

Wish you all a happy New Year in advance

February 1, 2024

by Jake Pearce

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PK creative Spring Festival, I am participating in the "Spring Festival creative submission contest" preface before the Chinese New Year there are 19 days, I...

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The back-end

Why did a large number of Elasticsearch documents become deleted after being inserted?

February 1, 2024

by Tiya Wali

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1. Start with two practical problems.... Both of the above problems involve deleting and updating documents. Let's first explain the two concepts, and then disassemble...

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The back-end

Redis Core Part 1 – Underlying data structures

February 1, 2024

by 劉怡安

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Redis data model for efficient implementation of underlying data structures (SDS, zipList, List, Intset, skipList, Hash)

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The back-end

The SpringBoot Vue image upload cannot be displayed immediately

February 1, 2024

by Tania Wilton

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I recently worked with a Vue project that is placed on top of Eclipse. The original project is placed in Eclipse. The SpringBoot project loads...

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The back-end

Web end automation artifact Automa, batch download beautiful pictures, can do the cover

February 1, 2024

by Craig Patchett

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Automa is a Chrome plugin that lets you automate everything you want, even if you don't know how to write code. With it, you can...

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The back-end

EMQ Million level MQTT messaging Service (Tips)

February 1, 2024

by Eric Kelly

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Attach: meow a mi's blog: w - blog. CnEMQ official address: http://emqtt.com/EMQ in Chinese document: http://emqtt.com/docs/v2/guide.html1.ACL authentication rules in is

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The back-end

MySQL storage large amount of data solution

February 1, 2024

by Kirk Martin

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The maximum number of records that can be stored in a single Mysql table is not the maximum number of records that can be stored...

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The back-end

High forced grid SQL writing: line comparison, don’t ask why, ask is forced grid high.

February 1, 2024

by Anya Ratti

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This paper links: www.cnblogs.com/youzhibing/p/15101096.html # # environment to prepare the database version: MySQL 5.7.20 - log! [](https://p3-j

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The back-end

MongoDB Data query cursor guide for node.js server developers

February 1, 2024

by Michael Brown

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- Why and when do you use cursors? - Focus on server memory, when will the cursor be closed? - Cursor timeouts and fault tolerance...

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The back-end

Have you ever used Gatling?

February 1, 2024

by 張惠婷

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How many people did performance testing before the application went live? It is expected that most developers will focus more on functional testing and will...

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The back-end

SimpleDateFormat concurrency problems and solutions

February 1, 2024

by Michael Mcclain

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This article has been authorized by the author Yao Taihang NetEase cloud community. Welcome to visit NetEase Cloud Community to learn more about NetEase's technical...

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The back-end

The use of the helm

February 1, 2024

by Inaaya Kapoor

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Chart package Chart represents the HELM package. This is the 16th day of the nGINx 7-layer load balancing configuration file in 2021. It's contained in...

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The back-end

Java generates PDF files or JPG images

February 1, 2024

by Stewart Pugh

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In some business scenarios, you need to generate PDF files or JPG images, and sometimes watermarks. We can define the HTML template with Freemarker and...

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