Software System
Software System
Various advanced functions
Software System
Beego basics
Software System
How to integrate blockchain technology into your project
Software System
JVM tuning explanation of basic knowledge learning
Software Testing
Software Testing

Taro 3.1 beta released: open architecture adds 4-terminal support

... Harrison
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Software Testing

How to change the Linux terminal color theme

... Hudson
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Software Testing

How to develop a scaffolding tool by yourself

... Steven
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Software Testing

WeChat applet-test game to generate six-sided polygon

... Richard
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Software Testing

K8s log viewing tool, kubetail

... Ella
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Software Testing

Based on react back-end rendering template engine noox released

... Ruby
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Software tools
Software Tools

Vue+koa2 realizes the simplest registration and login function

Vue+koa2 realizes the simplest registration and login function As a front-end, the front-end and back-end data joint debugging is always indispensable during work. However, the front-end data has always been known how to use it, but not how it came out. It was just during the holiday period to ponder some logic of the back-end. Let's look at a complete data interaction process from the most basic registration and login, and take a preliminary look at the world of the full stack. Because vue proj

... Luis
schedule 14 min read
Software Tools

GIT version control system (some commands about git)

GIT version control system Version control system: Record historical version information (record each modification record) Facilitate collaborative development between teams ....... Commonly used version control system cvs / svn: centralized version control system git: Distributed version control system How GIT works Work area: the area we can see and used to write code Temporary storage area: for temporary storage History area: generate historical version Work area -> Temporary storage area

... Wesley
schedule 6 min read
Software Tools

Easily develop 3D visualization and build a new world of digital twin ThingJS

Imagine the digital twin The origin of the digital twin Digital twins in industrial manufacturing Imagine the digital twin Everyone who drives is afraid of encountering this situation: the vehicle suddenly breaks down in the wild, and he can't repair it, and there is no repair shop nearby. If the vehicle is equipped with a digital twin system, which runs with it, displays the operating conditions of various parts of the vehicle in real time, and informs in advance of possible failures for maint

... Sydney
schedule 5 min read
Software Tools

Thinking on the construction of front-end monitoring system-front-end R&D system

Frontend monitoring example image, from Real User Monitoring for improving frontend performance | Atatus Browser Introduction to the design of front-end monitoring system Monitoring classification According to the common deployment architecture, monitoring can be divided into the following categories: Front-end application monitoring Back-end service monitoring Low-level operation and maintenance monitoring The focus of each layer of monitoring is different. This article limits the scope to "fr

... Matthew
schedule 11 min read
Software Tools

Vuejs functional components, you deserve it (1)

Functional components Reactare very popular in the community, so how do we use them in vue? The following knowledge points will be involved: higher-order functions, states, examples, vue components What is a functional component We can think of a functional component as a function in the component, the input parameter is the render context, and the return value is the rendered HTML For functional components, you can define it like this: Stateless: The component itself is stateless Instanceless:

... Ayden
schedule 3 min read
Software Tools

Linux system view server version method

Students who are accustomed to using the Windows operating system know that it is very simple to view the system configuration in the Windows system. Right-click "My Computer" and click Properties to pop up the following interface: In the above picture, you can see the configuration information of the Windows system, which cannot be said to be particularly complete, but the basic information about the computer can be viewed, such as the Windows version, system processor, installed memory and sy

... Makayla
schedule 6 min read
Database Technologies
Database Technologies

First experience of playing with Go language functions

Foreword: The content of the article may require basic knowledge of the C language. If you do not understand the C language, please learn by yourself . Programming does not understand the C language and what is the difference between Xianyu , recommend a good C language course Link: www.it666.com/my/course/ 2 If you think this is an ad, please ignore their own, Talk Show Me Cheap at The iS code!1. Why do you need functions:Because it is easy to read the code, the originator of modular progr

Database Technologies

javascript node type api explanation

replaceChild Replace a child node of the current node with the specified node, and return the replaced node. Node.replaceChild(newChild, oldChild); // **return : nextSibling Returns the node immediately following it in the childNodes list of its parent node, or null if the specified node is the last node. nodeType Indicates the type of the node. nodeType value constant Element node 1 Node.ELEMENT_NODE Attribute node 2 The coupling properties of the element. In the DOM4 specification, the Node in

Database Technologies

Demystifying RedisGraph: Redis embedded high-performance memory graph database

Author | RedisGraph Development TeamTranslator | Gai LeiEdit | EmilyAI Frontline Guide: RedisGraph implements a high-performance memory graph database on Redis. The project is provided as an open source Redis module and supports the openCyper query language, which can complete operations such as graph creation, query, and condition matching. To support efficient graph search operations, RedisGraph implements a triple storage structure called Hexastore at the bottom. This article introduces some

Database Technologies

How to operate the database in PyQt5?

In desktop graphical interface programming, we usually need to store some data or configuration information locally. To store data locally, we can directly use text files, such as ini files, csv files, json files, etc., or use file-based databases (such as sqlit3) for storage.PyQt5 SQL database supportThe Qt platform has good support for SQL programming, and PyQt5 has also inherited it. In PyQt5, the QtSql sub-module provides support for SQL databases:From the above figure, we can find that the

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