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Byebug: A powerful tool for in-depth exploration and debugging of Ruby code Project Description It is a powerful Ruby language debugger that allows developers to inspect code at runtime, understand…

The error is as follows: An error was reported during the installation of bundler; ERROR: Error installing bundler: bundler requires Ruby version >= 2.3.0. View current ruby ​​version ruby -v…

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…

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…

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…

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…

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…

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…

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…

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,…