Recommended minimum value The following are the basic elements of any web document (website/application): <meta charset=”utf-8″> <meta name=”viewport” content=”width=device-width, initial-scale=1″> <!– The above 2 meta tags *must* come first in the <head> to consistently ensure proper document rendering. Any other head element should come *after* these tags. –> <title>Page Title</title> meta charset– defines the encoding […]
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Comprehensive article on the most comprehensive knowledge key points in the history of Python (super detailed version)
Internet knowledge What is HTTPS? The project’s secure HTTP protocol, https requires a cs certificate, data encryption, port 443, safe, the same website will have a higher https seo ranking Common response status codes Idempotence and security of http request methods -WSGI RPC CDN SSL (Secure Sockets Layer), and its successor Transport Layer Security (TLS), […]
Summary of excerpted knowledge from “SpringBoot Application Development”
Unit 2 SpringBoot Core Configuration Foreword SpringBoot follows the concept of “convention over configuration” and uses automatic configuration and customized Java configuration classes to replace the traditional XML configuration method. In actual development, we only need to write very little configuration. This unit is based on the core configuration of a company’s asset management system […]
Current status of knowledge representation models – related to symbolic representation
The concept of the Semantic Web was proposed by Tim Berners Lee, the inventor of the World Wide Web, in 1996. The goal is to convert current information into machine-friendly language. The Semantic Web is not an independent network, but an extension of the current network. It empowers The clear meaning of information makes it […]
echarts force guide diagram_relationship diagram_knowledge diagram
Echarts commonly used various chart template configurations Note: This is mainly based on various charts and uses more various configuration items of Echarts; The following codes can be copied to the Echarts official website and previewed directly; Icon template directory Echarts commonly used various chart template configurations 1. Force guide chart 2. Donut chart 3. […]
(C language) Basic knowledge of file operations
Foreword Now that you have come into contact with programming languages, friction with files is inevitable. This blog will learn about file operations. 1. Opening and destroying files Opening a file is the most basic in the use of files. It is usually FILE* pf = fopen(“file name”, “file opening method”). There are many ways […]
QT realizes that the pop-up prompt box slowly fades and disappears
Refer to the original text: qt message pop-up box, no frame, disappears slowly and automatically The code was modified based on the original author’s instructions, and bugs such as the prompt box not being centered horizontally, the color modification being invalid due to the influence of the parent class during use, and the timer not […]
Chatbot or FAQ based on knowledge base
Background Recently, I suddenly wanted to make a chatbot or FAQ project based on my own knowledge base (knowlegebase). In the future, if chatgpt or a model after gpt3.5 can be used in the company, gpt’s powerful language understanding and relevant business documents searched for user questions can also be used to answer users’ business […]
A brief introduction to Linux driver knowledge ② – Writing and testing the Raspberry Pi pin file pin4Driver.c based on the driver framework
The original was first published on CSDN, please indicate the source when reprinting, thank you! https://blog.csdn.net/weixin_46959681/article/details/117962761 Article directory Why learn driver programming? User mode upper layer application test code pin4Test.c Write the pin driver file pin4Driver.c based on the driver framework Cross compile two files and transfer the files to the Raspberry Pi Load the […]
A detailed study of Promise and related knowledge
Learn key phrases: Promise promise learning promise.all promise.race promise.resolve 1. Write in front Promise is something that cannot be avoided by the front end, so we must study it well. The purpose of writing this article is to deepen the learning and use of promise. 2. Start 2.1 Preparation First create a folder and create […]