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Memoization is a programming technique used to optimize the performance of functions by caching their results. In Ruby, memoization is often used to avoid redundant calculations and improve efficiency, especially in situations where a method is called multiple times with the same arguments. This guide will walk you through the basics of memoization in Ruby, including how to implement it with examples. What is Memoization? Memoization involves storing the results of expensive function calls and reusing these results when the same inputs occur again. This can significantly speed up performance in scenarios where computations are repeated with identical inputs. How Ruby Memoization Works Memoization works by caching the results of …

Rubyのメモ化ガイド 続きを読む "

Authorization is a critical component of any web application, ensuring that users can only access resources they are permitted to. Pundit is a popular authorization library for Ruby on Rails that allows developers to define fine-grained access rules. This article will guide you through using the Pundit gem for authorization in a Rails application, complete with an example. Step-by-Step Guide  1. Adding Pundit to Your Rails Application First, add Pundit to your Gemfile and run bundle install: gem ‘pundit’ bundle install Next, generate the Pundit installation files: rails generate pundit:install This will create an application_policy.rb file in the app/policies directory, which serves as the default policy for all models. 2. …

Pundit GemでRailsの認可をマスターする 続きを読む "

In the realm of web development, creating RESTful APIs is a common necessity. RESTful APIs allow different systems to communicate over HTTP in a standardized way, making them integral to modern web applications. Ruby on Rails (RoR) provides a robust framework for web development, and with the addition of Grape, a micro-framework for creating APIs, building a RESTful API becomes even more streamlined and efficient. This article will guide you through the process of building a RESTful API using Grape in a Ruby on Rails application, complete with an example. What is Grape? Grape is a Ruby framework specifically designed for creating REST-like APIs. It is lightweight and complements Rails …

Ruby on RailsでGrapeを使ってRESTful APIを構築する 続きを読む "

In the highly competitive world of eCommerce, startups face numerous challenges, from developing a robust online store to scaling quickly and efficiently. Choosing the right technology stack is crucial for overcoming these hurdles. Ruby on Rails (RoR) has emerged as a popular framework for eCommerce startups, offering a blend of speed, flexibility, and scalability. In this blog, we’ll explore why Ruby on Rails is the best choice for eCommerce startups. Ruby on Rails for E-commerce: The Perfect Choice Starting an e-commerce business is a thrilling venture, but it comes with its own set of challenges, especially when it comes to choosing the right technology stack. For many startups and entrepreneurs, …

eコマース向けRuby on Rails：スタートアップに最適な選択 続きを読む "

In the ever-evolving landscape of healthcare, technology plays a pivotal role in driving innovation and enhancing patient care. One technology that has been making significant waves is Ruby on Rails (RoR), a powerful web application framework. Known for its simplicity, flexibility, and efficiency, RoR is transforming the way healthcare organizations operate and deliver services. In this blog, we’ll explore how Ruby on Rails is revolutionizing the healthcare industry. Why Ruby on Rails in Healthcare? Ruby on Rails (RoR) has emerged as a highly effective framework for developing web applications across various industries, and healthcare is no exception. Its unique features and capabilities make it particularly well-suited for the complex and …

Ruby on Railsが医療業界にどのような革命をもたらすか 続きを読む "

Legacy applications are a common challenge for businesses striving to maintain a competitive edge in today’s fast-paced digital landscape. Over time, these applications can become outdated, inefficient, and difficult to maintain, hindering innovation and scalability. Ruby on Rails (RoR), a popular web development framework, often powers these legacy applications. When faced with the decision to modernize, businesses must choose between upgrading the existing application or rebuilding it from scratch. In this blog post, we’ll explore the considerations and implications of both approaches to help you make an informed decision. What is Ruby on Rails? Ruby on Rails, commonly referred to as Rails, is a popular open-source web application framework written …

Ruby on Railsレガシー・アプリケーションの近代化：アップグレードか再構築か 続きを読む "

Choosing the right technology stack for your product development is crucial for its success. Among the plethora of options available, Ruby on Rails (RoR) stands out as a popular choice for building web applications. In this blog post, we’ll delve into why Ruby on Rails might be the right choice for your product development. What is Ruby on Rails? Ruby on Rails, often simply referred to as Rails, is a popular open-source web application framework written in the Ruby programming language. It was created by David Heinemeier Hansson and released in 2004, and since then, it has gained significant traction in the web development community. Rails follows the Model-View-Controller (MVC) …

製品開発にRuby on Railsを選ぶべき理由とは？  続きを読む "

Brief overview of scaffolding in Ruby on Rails. Scaffolding in Ruby on Rails is a powerful feature that automates the creation of basic components in a web application, such as models, views, and controllers. It provides a starting point for creating CRUD (Create, Read, Update, Delete) functionality for resources in the application. When generating a scaffold, Rails automatically creates all the necessary files and code required for a resource, including the model class, database migration, controller actions, and views. This saves developers time and effort by eliminating the need to write repetitive code from scratch. Scaffolding follows certain conventions and best practices, making it easier for developers to understand and …

Scaffolding in Ruby on Rails: Complete Guide 2024 続きを読む "

In the realm of web development, choosing the right technology stack is crucial for building robust, scalable, and efficient applications. Two popular choices for web development are Ruby on Rails and JavaScript, each with its strengths, weaknesses, and unique features. As we navigate through 2024, let’s delve into the comparison between Ruby on Rails and JavaScript to determine which one is the better fit for your projects. Importance of Choosing the Right Language/Framework for Web Development Choosing the right language or framework for web development is crucial for the success of a project, as it directly impacts various aspects such as development speed, scalability, maintainability, performance, and user experience. Here’s …

Ruby on Rails vs JavaScript：2024年にはどちらを使うべきか  続きを読む "