Moment For Technology

Learning 3D Visualization data Docking from Scratch (3)

MQTT is one of the four data connection methods supported by the ThingJS platform. MQTT is also known as Message Queuing Telemetry Transport. It is a message protocol based on Publish or Subscribe paradigm under ISO standard (ISO/IEC PRF 20922), which can be regarded as a "bridge of data transmission". MQTT is a lightweight protocol. The center of the MQTT protocol is the broker (server/broker).

Multipage packaging based on WebPack5

In actual development requirement, we may not be able to is to use a single page development framework (for example vue, the react), these requirements are mainly based on the perspective of SEO (of course you can use the service side rendering solution, here we do not consider), then we need the front end of the traditional mode of development, the traditional mode will have CSS compatibility and compression, Base64 reduces HTTP requests, common code introduction, JS modularization and other basic issues. About WePack Multi-page typing...

Building blocks library helps startup companies, startup choice H5 website or small program is a hundred times easier than independent app

The cost of development and construction is more than ten times more expensive to make an APP than to make an H5 website with the same function. Due to the need to develop dual systems of Apple and Android, that is, to develop two clients, the cost is doubled on the original basis.

Anything that can be implemented in CSS will be implemented in CSS

Any application that can be written in JavaScript will be written in JavaScript. -- Atwood's Law Anything that can be done with CSS will be done with CSS. The author's law depends on students' own habits of use. However, with good CSS, you can still improve a lot of development efficiency, at least to replace many JavaScript scenarios, reduce JavaScript code. JavaScript mentioned several...

Front - end build tree menu wrapper class

Background passed is a list of data, the list of data sort may be disorderly, root parent set ID is 0, but it is possible to randomly delete one of them, resulting in this data parent set ID can not be traced back to 0, temporarily so write, there may be a better method!

How much time does politics need to review every day at this stage

Study time varies from person to person. If you are in school, it is recommended that you study politics for an hour a day. Because you have other classes, and You have English to learn. The examinee suggestion that takes an examination of grind to review to whole day is maintained to go in 1 to 2 hours, it is important to ensure the efficiency of study and correct method.

Front-end performance optimization

SegmentFault is a leading developer technology community in China. We take technical questions and answers, technical column, technical courses, technical information as the core product form, for developers to provide a pure, high quality technology exchange platform.

Introduction to JSXGraph (1) - Introduction

JSXGraph is a cross-browser JavaScript library for interactive geometry, function drawing, tabulating, and data visualization in a Web browser. This tutorial covers the basics, how to build simple charts, and some advanced topics such as how to use JSXGraph in Moodle. To build JSXGraph, you don't need to be a programmer (although this helps), more accurate...

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