Page 42-node.js-php.cn

Article Tags

All

Home

Technical articles

How vscode runs nodejs code

When using VS Code to write Node.js code, you need to install the Node.js environment and VS Code extension first. The following are the steps on how to run Node.js code in VS Code: 1. Install the Node.js environment. If you have not installed the Node.js environment, please download and install it from the Node.js official website. Once the installation is complete, you can verify that the Node.js version is correct by running the following command: ```node -v``` 2. Install the VS Code extension in order

May 18, 2023 am 10:16 AM

nodejs asynchronous network request

Node.js is a JavaScript runtime environment built on the Chrome V8 engine. It can use JavaScript to write programs on the server side, supports asynchronous I/O operations, and is suitable for building high-concurrency, low-latency network applications. When developing network applications using Node.js, using asynchronous network requests is a very important technical point. This article will introduce the relevant knowledge and implementation methods of asynchronous network requests in Node.js. 1. What is asynchronous network request? Before introducing asynchronous network request, first

May 18, 2023 am 09:59 AM

Is nodejs important in the front-end?

Is node.js important in the front-end? With the continuous development of Internet technology, the work content of front-end engineers is constantly enriched and complicated. In this revolution, Node.js, as a server-side runtime environment, has gradually become one of the indispensable skills for front-end engineers. So, how important is Node.js in the front-end? This article will start with the background, characteristics, uses and prospects of Node.js, and analyze in detail the important role Node.js plays in the front-end field. 1. Node

May 18, 2023 am 09:56 AM

nodejs set sessionid

Node.js is an open source, cross-platform environment for server-side applications. High-performance web applications can be built using Node.js. In web applications, it is often necessary to share data between different HTTP requests. To achieve this purpose, you can use Session. Session is a technology in web applications that is used to store various information when users access web applications. The principle of Session is to store a copy of data on the server side. Every time the client requests the server, it will

May 18, 2023 am 09:55 AM

How to set video duration in nodejs

Node.js is a very popular JavaScript runtime environment that can be used to build various types of applications. Among them, web applications are the most popular one. As more and more users use the Internet to watch video content, the length of the video becomes very important. This article will introduce how to set the video duration in Node.js. First, we need to understand the basic concept of video. Video consists of a series of frames, each frame represents an image in the video. Each frame of a video has a timestamp that indicates when that frame was played in the video

May 18, 2023 am 09:51 AM

nodejs modify js file

Node.js is a popular server-side JavaScript runtime that has a powerful built-in file system module that makes it easy to edit JS files. This article will introduce you to how Node.js modifies JS files. 1. Create a Node.js project First, we need to create a new Node.js project. You can create a new folder and initialize a Node.js project in it using the following command: ```bashmkdir my_projectcd m

May 18, 2023 am 09:49 AM

Nodejs implements 3D functions

1. What is 3D function? In computer science, 3D means three dimensions, that is, three-dimensional graphics. 3D graphics refers to using three-dimensional geometric figures to represent target objects, allowing our vision to see more realistic objects instead of straightforward 2D graphics. It enhances the user experience by adding a sense of depth, allowing users to better feel and understand the shape, size and location of objects. 2. Why use Node.js to implement 3D functions? Node.js is an open source, cross-platform JavaScript that can run JavaScript code on the server side.

May 18, 2023 am 09:35 AM

Deploy nodejs project with container

With the continuous popularity of the Internet and the wide application of applications, more and more enterprises and developers are beginning to use Node.js to build their web applications. However, some issues may be encountered when deploying these applications to a production environment. One of the important questions is how to deploy Node.js applications into containers to achieve higher scalability and reliability. This article aims to introduce how to use containers to deploy Node.js projects. What is a container? Before introducing how to use containers to deploy Node.js projects, we need to first

May 18, 2023 am 09:34 AM

How to deploy nodejs on the server and automatically start it

In the current era of cloud computing and Web application development, automatic deployment of servers has become an inevitable problem. As an efficient and fast server-side framework, Node.js's deployment method is even more widely used. This article will introduce you how to deploy Node.js on the server and start it automatically. 1. Server environment preparation First, we need a server environment with Node.js installed. Here we take the Ubuntu system server as an example. If Node.js is not installed on your server, please

May 18, 2023 am 09:32 AM

Linux installation nodejs v8

Linux is a very popular operating system, especially on the server side. Node.js is a runtime environment that allows JavaScript code to run on the server side. In this article, we will discuss how to install the v8 version of Node.js on a Linux system. 1. Update system packages Before installing Node.js, we need to ensure that our system has been updated to the latest version. The following command can be used to update the package list and package repository: sudo apt-get updates

May 18, 2023 am 09:26 AM

nodejs+patch usage

Node.js + Patch Usage Node.js is a JavaScript runtime based on the V8 engine, designed to provide an efficient server-side programming environment. Although Node.js itself already has powerful functions, sometimes we encounter some problems when using third-party modules or libraries. At this time, we can use patch to solve these problems. This article will introduce the usage of Patch in Node.js, including the installation and use of the patch tool.

May 18, 2023 am 09:11 AM

vue project does not recognize npm command

When building with a Vue project, we usually use the Node.js package management tool npm to install, update, delete and other operations on components. However, in some cases, we may encounter the problem that the vue project does not recognize the npm command, which will prevent normal development and building. There are many possible reasons for this problem, such as: 1. The Vue project does not install Node.js correctly. Before building the Vue project, we must first install Node.js and set its environment variables. If we don't set N correctly

May 18, 2023 am 09:11 AM

nodejs deployment server

Node.js is a very popular server-side JavaScript tool that makes it easy to build efficient, scalable web applications. In this article, we will introduce how to use Node.js to deploy a server. Step 1: Select the server. On the server where Node.js is deployed, you must select a hosting service that supports Node.js. Therefore, we recommend that you choose a hosting service that supports Node.js, such as Amazon Web Services, Digital Ocean, or Her

May 18, 2023 am 09:07 AM

nodejs+delete js comments

Annotations are a very important component when developing with JavaScript. Comments help developers better understand the code and are useful when they need to explain what the code does. However, in actual development, many times we need to delete comments in JavaScript code. This may be because we want to reduce the size of the code, or simply to make the code look cleaner. Whatever the reason, there is a very simple way to remove comments in JavaScript code in Node.js.

May 18, 2023 am 09:06 AM