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nvm how to delete nodejs

Node.js is a popular server-side programming language, which has led to the popularity of its package manager, npm. However, when you need to uninstall Node.js or newer versions, you also need to uninstall npm. This article explains how to completely remove Node.js and npm. ## Removing Node.js and npm on Windows If Node.js and npm were installed on Windows through the Windows installer, then

Apr 18, 2023 pm 05:07 PM

Discuss the reasons and solutions for uniapp source code loss

With the rapid development of mobile Internet, mobile applications have become an indispensable part of our lives. In order to allow people to develop cross-platform applications more conveniently and quickly, technicians have also introduced a variety of solutions. Among them, Uniapp is a popular cross-platform solution. However, in the process of using Uniapp, some users will encounter the problem mentioned in the title - the uniapp source code is lost. The emergence of this problem often brings certain troubles to developers. So, what are the reasons for the loss of uniapp source code? we should

Apr 18, 2023 pm 02:10 PM

How to implement local upload audio function in uniapp

In recent years, with the development and popularization of mobile Internet, various applications have sprung up, among which audio applications have shown an explosive growth trend. Handheld KTV applications such as Changba and Maisong have become an important choice for young people in leisure and entertainment. However, most audio functions in applications require uploading audio files to the server to achieve functions such as sharing and on-demand playback. In this context, this article will introduce how to implement the local upload audio function in uniapp. uniapp is a cross-platform development framework that supports the program once

Apr 18, 2023 pm 02:10 PM

How to use Vue to implement APP recording function and upload function

In recent years, with the popularity of mobile applications, the demand for voice recording and uploading has increased day by day. In the Vue framework, combined with the new features of HTML5, we can easily implement the APP recording function and upload it. This article will share how to use Vue to implement the APP recording function and upload it, so that you can easily implement the voice recording and uploading function. 1. Preconditions First of all, we need to make it clear that the recording function requires the use of new features of HTML5, so before implementing the recording function, we need to check the compatibility of the browser. In 2019, most immigrants

Apr 18, 2023 pm 02:09 PM

How to bind domain name with docker

With the continuous development of cloud computing technology, Docker containerization technology has become one of the most popular technologies in modern cloud computing. Docker containers not only provide rapid application deployment, but also provide flexibility and portability. However, for an enterprise-level application, binding domain names is crucial. This article will introduce how to bind a domain name in a Docker container. 1. What is domain name binding? When deploying web applications, ensure that the application is correctly located when users access it. For this problem we usually use a

Apr 18, 2023 am 09:47 AM

How to use commands to package H5 in uniapp

With the development of mobile Internet, the development of mobile applications has become more and more important. At the same time, with the emergence of various front-end frameworks, more convenient and efficient tools are provided for mobile application development. Among them, uniapp is a front-end framework based on Vue.js that can be used to quickly build multi-terminal applications. This article will introduce how to use commands to package uniapp as an H5 application. 1. Environment preparation First, you need to ensure that node.js and npm are installed locally. You can check by entering the following command in the terminal: ```$ node -vv12.1

Apr 18, 2023 am 09:46 AM

What should I do if I cannot connect after docker starts the node service?

Docker is a popular containerization platform that makes it easy to package and deploy applications in different environments. Among them, Node.js is a very popular JavaScript runtime environment that can be used to build high-performance web applications. However, when deploying Node.js applications using Docker containers, you may encounter some issues related to network connectivity. This article will delve into these issues and provide solutions. First, you need to check the No in the Docker container

Apr 18, 2023 am 09:06 AM

What do you learn about the nodejs development environment?

Node.js development environment study notes: From installation to development practice Node.js is a JavaScript running environment based on the Chrome V8 engine. It can be used to easily develop code and run JavaScript applications, including server-side web applications. Before starting Node.js development, you must first prepare the development environment. In this article, we will introduce how to prepare a Node.js development environment and introduce some basic development practices. 1. Ann

Apr 18, 2023 am 09:06 AM

How to convert buffer to array in nodejs

Buffer objects are often used for data input and output in Node.js, but in some scenarios buffers need to be converted into arrays. This article will introduce how to convert buffer to array in Node.js. About the buffer object The buffer object is an object in Node.js that specializes in processing binary data. It is similar to an array, but it stores bytes instead of 32-bit integers. The underlying implementation of the buffer object is implemented in C

Apr 17, 2023 pm 04:45 PM

How to install nodejs on raspbian (detailed steps)

Raspbian Installation Node.jsRaspbian is the official operating system for the Raspberry Pi, and Node.js is a popular open source JavaScript runtime. Installing Node.js on your Raspberry Pi enables you to run a variety of JavaScript applications and scripts. This article will walk you through the detailed steps to install Node.js on Raspbian. Step 1: Update Raspb

Apr 17, 2023 pm 04:44 PM

How to install PhantomJS in Node.js

Node.js is an open source, cross-platform JavaScript runtime environment for writing server-side applications using JavaScript. It utilizes an event-driven, non-blocking I/O model, making it lightweight and efficient, making it ideal for building highly concurrent distributed applications. PhantomJS is an interfaceless web browser engine for the WebKit browser using JavaScript scripts and command line interface. Not only can it be used for testing and debugging web applications, but it can also convert web pages to PD

Apr 17, 2023 pm 04:42 PM

Let's talk about the solution to Node.js time error

Solution to Node.js time error In Node.js, the Date class is used to represent date and time. It is based on the ECMAScript Date class and supports compatibility with it. However, sometimes Node.js may encounter some timing-related errors, which may cause problems in your code. This article will introduce you to some common Node.js timing errors and provide corresponding solutions. 1. Time zone error The Date class in Node.js is based on local time

Apr 17, 2023 pm 04:42 PM

How to run nodejs project (detailed steps)

Node.js is a very popular JavaScript runtime environment that provides a fast, efficient, and scalable way to build server-side applications. If you've created your own Node.js program, you may be wondering how to deploy it into a production environment. In this article, we will explore how to run a Node.js project in a few simple steps. Step One: Install Node.js Before you begin, make sure you have Node.js installed. If you don't have it installed yet, visit Node.js

Apr 17, 2023 pm 04:42 PM

How to scrape packages in Node.js

How to grab packages in Node.js When you need to use a specific feature in a Node.js application, you can usually do it by installing the relevant package. In order to use these packages, we need to grab them and add them to our project. But if you are a beginner, you may not know how to grab these packages. In this article, we will cover how to scrape packages in Node.js. Step 1: Install Node.js To use Node.js, you need to install it on your local computer. You can do this in Node.js

Apr 17, 2023 pm 04:41 PM