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Before right meta The understanding of the label is only <meta charset="UTF-8"> And mobile end palatability <meta name="viewport" content="width=device-width,initial-scale=1.0, minimum-scale=1.0, maximum-scale=1.0, user-scalable=no"/> form The meta tag has two attributes: http equiv attribute and name attribute 1. name att ...

CSS selector CSS selectors are usually used to control the overall style of elements in web pages (< body >), written under the < style > < / style > tag in the < head > < / head > tag Common CSS selectors can be arranged as follows according to priority: ! Important > inline style > ID selector > class ...

preface Although there are mature and useful libraries for dealing with dates, such as momentjs and date FNS, sometimes we don't need the whole library in actual development. Therefore, I have sorted out various operations on date and time in front-end development, which is relatively complete. Some of them come from ourselves and some from ou ...

Introduction to distributed apollo Apollo (Apollo) is an open source configuration management center developed by Ctrip framework department. It can centrally manage the configuration of different application environments and clusters. After the configuration is modified, it can be pushed to the application end in real time, and has the charac ...

This is the effect of a rotating picture. <div class="main"> <div class="focus"> <a href="javascript:;" class="arrow-l"> &lt; </a> <!-- Right button --> <a href="javascript:;" class="arrow-r"> &gt; &lt ...

source Course - KuangStudy Learning companion - big front-end advanced - Chapter learning - KuangStudy - Articles The most easy to understand explanation of big front-end skills must be read! The fastest time to learn about NodeJS, Npm, Es6, Babel, Webpack and modular use. From now on, there is no fear of front-end code! 1. Front end develo ...

The search engine must not default. ElasticSearch, which is often used in our project, is a search engine and is essential in our log system. ELK, as a whole, is basically standard for operation and maintenance. In addition, the bottom layer of the current search engine is based on Lucene. Xiaobian recently encountered a demand. Because the da ...

**MQ, also known as Message Queue, is a middleware for asynchronous communication** It can be understood as the post office. The sender delivers the message to the post office, and then the post office helps us send it to the specific message receiver (consumer). We don't need to care about the specific sending process and time, and it won't in ...

🤾‍♀️ preface Previous article We talked about some basic features of webpack, but it's not enough to know the basic features alone. Therefore, in today's article, we will bring you the advanced features of webpack, including but not limited to the differential packaging of dev environment and prod environment, as well as the techniq ...

prefaceYou need to install wechat developer tools locally, initialize the postgraduate entrance examination question brushing applet project, and understand the project directory structure and configuration file.Because the technology stack of the project is based on WXML, WXSS, JavaScript, ES2015 +, wechat native API and cloud development, it ...