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cmake reported an error: 　　 CMake 3.8 or higher is required.  You are running version 3.5.1 It indicates that the current version of cmake is too low. Installation steps: 1. View the current cmake version: cmake -version 2. Uninstall the current cmake: (skip this step if ROS is installed) sudo apt remove cmake 3. Download c ...

Kong is a cloud-native, fast, scalable, and distributed Microservice API Gateway background Although Kong has reached 2.0, because the previous expansion development was based on Kong 1.2.1, the source code and development environment construction of Kong are based on Version 1.2.1. The subsequent versions can follow this process, but t ...

Kong is a cloud-native, fast, scalable, and distributed Microservice API Gateway background Although Kong has reached 2.0, because the previous expansion development was based on Kong 1.2.1, the source code and development environment construction of Kong are based on Version 1.2.1. The subsequent versions can follow this process, but t ...

Alibaba cloud server, operating system CentOS 7.0, installs nginx. 1. First, set alicloud's security group settings and open the 80 port limit: Open Alibaba cloud official website > console > ECS > Security Group > security group rules: Select any rule column, click "clone", select "HTTP(80)" for "protoco ...

linux starts to install web server 1 from 0linux connects to the Internet -- linux installs web server 2Installing gcc -- linux installing web server 3 linux install mysql5.6 -- linux install web server 3 After php7.1, mcrypt series functions are not supported, Considering that many of my friends used to use mcrypt series of encryptio ...

About three months ago, we applied for SSL certificate through let s encrypt. Now it's almost the same time. When we boarded the server, we were going to run the certificate update program, but there was a problem when we executed it: The version of pyOpenSSl is too low. According to some practices on the Internet, we ...

The basic concept of TLS TLS (Transport Layer Security), TLS is a protocol built on the TCP protocol of the transmission layer, serving the application Layer. Its predecessor is SSL (Secure Socket Layer), which realizes the function of encrypting the message of the application layer and then delivering it to TCP for transmission. TLS protocol ...

1 Introduction Nginx is a very powerful and popular high-performance Web server. This article explains how nginx integrates https and redirects http to https. https related articles are as follows: (1)Spring boot integration https is so simple (2)Key knowledge and key tools of HTTPS Keytool and keystore Explorer (3)Two ways for spring boot to r ...

RSA encryption and decryption (JAVA) Record how java uses RSA. There are three main methods. They are basically the same, but the ways to obtain public key and private key are different. In summary, they are: 1. KeyPairGenerator obtains key 2. String get key 3. Module and exponent get key Method 1: Use KeyPairGen ...

Laravel has its own SwiftMailer library, which integrates a variety of email API s and can easily send emails. We use the SMTP (Simple Message Transfer Protocol) simple mail transfer protocol, which is generally understood as the mail sending server. 1. Open POP3 and SMTP services 1.1. Here we take QQ email as a case Settings - > account - & ...