Understand the relationship between brew, rvm, ruby, gem, and cocaspods In the macOS environment, the following relationships exist between Brew, RVM, Ruby, Gem, and CocoaPods: Homebrew (Brew): Homebrew is a package manager on macOS used to install and manage various open source software packages. It enables you to easily install, update, and unins

acts_as_shopping_cart: Add shopping cart functionality to your Ruby application is a lightweight shopping cart plugin that can easily add shopping cart functionality to Ruby applications. What is acts_as_shopping_cart? acts_as_shopping_cart is a shopping cart gem based on Active Record. It provides a simple metho

4. Commonly used development tools for Ruby language – “Learn Ruby from Lao Lu” Common development tools for Ruby language RubyMine 1. Intelligent code editing 2. Debugger 3. Version control 4. Rails support 5. Multiple Ruby frameworks and libraries supported 6. Customization and extensibility 7. Cross-

3. Ruby language structure – “Learn Ruby from Lao Lu” Ruby language structure Variables and constants Definition and use of variables Definition and use of constants variable scope Naming conventions for variables and constants Data type Control structure Method Classes and Objects Modules and hybrids Blocks and Iterators Meta

RabbitMQ installation documentation RabbitMQ official website download address: https://www.rabbitmq.com/download.html 1. Install dependencies Online installation depends on the environment: yum install build-essential openssl openssl-devel unixODBC unixODBC-devel make gcc gcc-c++ kernel-devel m4 ncurses-devel tk tc xz 2. Installation environment U

Table of contents Single RabbitMQ configuration 1.1. Import Maven coordinates 1.2. yaml configuration 1.3.java configuration class 1.3.1. Switch configuration 1.3.2. Queue configuration 1.3.3. Binding configuration 1.3.4. Connection configuration 1.4. Producer and consumer operation configuration 1.4.1. Producer operation configuration 1.4.2. Consu

A good memory is not as good as a bad pen The content comes from the Interview Guide – a collection of intermediate difficulty Ruby interview questions Question: Please explain what method visibility modifiers are in Ruby and what do they mean? In Ruby, method visibility modifiers are used to define the visibility and accessibility […]

2022 CocoaPods installation tutorial Although the MacOS system comes with Ruby, it will not be upgraded if it is not managed. Check rvm and install Check whether rvm is installed, execute the command in the terminal: rvm -v, If the terminal appears: rvm: command not found, it means rvm is not installed. Install rvm, use […]

Rust and Ruby interop: Learn how to run Rust code in Ruby using libraries like ruru This article will introduce how to run Rust code in Ruby and achieve interoperability between Rust and Ruby by using libraries such as ruru. We will start with the basics and gradually delve into specific usage methods and cases. […]

Table of contents 1 Introduction What is RabbitMQ? Install RabbitMQ Springboot integrates RabbitMQ 4.1. Add dependencies 4.2. Add configuration 4.3. Add controller as producer 4.4. Set producer message confirmation CallBack 4.5. Add Consumer as a consumer 4.6. Start the program and access 1 Introduction Message Queue (MQ for short) is an asynchrono