Solve the problem that webpack cannot access 127.0.0.1

1. Black/white list IP restricted access configuration nginx There are several ways to configure black and white lists. Here are only two commonly used methods. 1. The first method: allow, denydeny and allow instructions belong to ngx_http_access_module. nginx loads this module by default, so it can be used directly. This method is the simplest and most direct. The setting is similar to the firewall iptable. How to use: Add directly to the configuration file: #Whitelist settings, followed by allow is accessible IPlocation/{allow123.13.123.12;allow23.53.32.1/100;denyall;}#Blacklist settings,

IP and mac binding refers to associating a specific IP address with a specific MAC address, so that only the device using the MAC address can use the IP address for network communication. Binding ip and mac can prevent the IP address of the bound host from being spoofed. Prerequisites: 1. The MAC address is unique and cannot be spoofed; it can only be bound to hosts on the network directly connected to the router (that is, The host's gateway is on the router).

The reasons why mysql cannot connect to localhost are that the mysql service is not started, the mysql port is occupied, and there is a problem with the MySQL configuration file. Detailed introduction: 1. In Windows systems, you can open the service manager by entering "services.msc" at the command prompt, then find the mysql service and ensure that its status is "Running". In Linux systems, you can use the "services.msc" command to check and control the service status; 2. You can use the open command and so on.

Vue is an excellent JavaScript framework that can help us quickly build interactive and efficient web applications. Vue3 is the latest version of Vue, which introduces many new features and functionality. Webpack is currently one of the most popular JavaScript module packagers and build tools, which can help us manage various resources in our projects. This article will introduce how to use Webpack to package and build Vue3 applications. 1. Install Webpack

1. Set the directory whitelist: There is no restriction on the specified request path. If there is no restriction on the request path to the api directory, it can be written as server{location/app{proxy_passhttp://192.168.1.111:8095/app ;limit_connconn20;limit_rate500k;limit_reqzone=fooburst=5nodelay;}location/app/api{proxy_passhttp://192.168.1.111:8095/app/api}}#Because nginx will give priority to accurate matching

How to check the IP address on WeChat: 1. Log in to the computer version of WeChat, right-click the taskbar at the bottom of the screen, and click "Task Manager"; 2. When the task manager pops up, click "Details" in the lower left corner; 3. Task management Enter the "Performance" option of the browser and click "Open Resource Monitor"; 4. Select "Network" and check the WeChat process "Wechat.exe"; 5. Click "TCP Connection" below to monitor the WeChat network IP related situation. Sending a message and getting a reply will reveal the other person's IP address.

Solution: 1. Check the running status of the server and make sure it is listening on the correct port; 2. Try to temporarily disable the firewall or security software, and then try to access localhost again; 3. Check the hosts file of the operating system to ensure that localhost is resolved correctly ; 4. Try to restart the network adapter or reconfigure the network connection; 5. Try to change the port used by the local server, or close other programs that occupy the same port; 6. Try to manually add the corresponding IP address and domain name in the hosts file, etc.

Differences: 1. The startup speed of the webpack server is slower than that of Vite; because Vite does not require packaging when starting, there is no need to analyze module dependencies and compile, so the startup speed is very fast. 2. Vite hot update is faster than webpack; in terms of HRM of Vite, when the content of a certain module changes, just let the browser re-request the module. 3. Vite uses esbuild to pre-build dependencies, while webpack is based on node. 4. The ecology of Vite is not as good as webpack, and the loaders and plug-ins are not rich enough.