GraphQL is an open-source query language and runtime for APIs (Application Programming Interfaces). It was developed by Facebook in 2012 and has since become increasingly popular as an alternative to traditional REST APIs. GraphQL provides a more efficient, powerful, and flexible way to query and manipulate data from …

In Ruby on Rails, a table column refers to a specific attribute or field in a database table that contains data relevant to a specific object or model. For instance, a user model may have columns such as id, name, email, password, created_at, and updated_at. These columns are defined in the model class and correspond to th…

In Rails, a JSON column in a table is a column that stores data in JSON format. JSON stands for JavaScript Object Notation and is a lightweight format for exchanging data. JSON columns are commonly used when working with unstructured data or when data needs to be stored in a flexible format. Creating a JSON column in a ta…

Rails pluralize is a helper method used to pluralize a string based on a count or number. The method is used to generate pluralized versions of words, such as "comment" to "comments" or "person" to "people". It is a useful tool in web application development, particularly for generat…

Introduction:           In Rails, we often have to work with a large number of records. The find_each method in Rails allows us to retrieve records from the database in batches to reduce the memory footprint and improve performance. In this blog post, we will dive into the find_each method and how to use it in our Rails application…

Rails provides various helpers to create HTML forms and buttons easily. One of these helpers is the button_to helper, which allows you to create a form with a single submit button. In this blog post, we will explore the button_to helper in detail and how to use it in your Rails applications. Syntax           The syntax …

Caching is an essential technique in web development to improve the performance of web applications. Rails provides a built-in caching framework that enables developers to cache the results of expensive operations to improve application performance. In this blog post, we will discuss the basics of caching in Rails and how …

In Rails, select is a method that allows you to retrieve a subset of attributes from a collection of objects or from a database. It is commonly used when you don't need to retrieve all attributes of a record, but only a few of them. Using select with a Collection           Suppose you have an array of hashes, where…

Rails provides a method called group_by that allows you to group a collection of objects based on a specific attribute. This can be very useful when you want to perform operations on a subset of objects that share a common value.         The group_by method works by taking an enumerable collection, such as an array or Acti…

Polymorphic associations in Rails are a powerful feature that allow a single association to belong to multiple types of models. This can be useful in many scenarios, such as when you have a comment system that can be used on multiple types of objects (e.g. posts, articles, photos, etc.), or when you have an attachment syst…

In Ruby on Rails, create is a method provided by the Active Record class that allows us to create and save new records to the database in a single step. In this blog, we'll take a closer look at how to use create, as well as some of its variations and options. Basic Usage           The simplest way to use create is …

Rails Model is a crucial component of the Model-View-Controller (MVC) architecture pattern used in Rails applications. It represents a table in a database and is used to perform database operations such as reading, writing, updating, and deleting data. Creating a Rails Model           To create a Rails model, we can use…

When building a web application using Ruby on Rails, one of the most important concepts to understand is the params object. The params object is a hash-like object that contains all of the parameters passed to a Rails controller action, including form data, query parameters, and route parameters. In this blog post, we'…

In Rails, the index_by method is a convenient way to transform a collection of objects into a hash, where the keys are the values of a specific attribute and the values are the objects themselves. This method is especially useful when you need to quickly lookup an object by a specific attribute value, without having to ite…

In Rails, the find method is used to retrieve a single record from the database based on its primary key. It's a convenient way to retrieve a specific record without having to manually specify the SQL query. In this blog, we'll cover the basics of using find in Rails. Syntax           The basic syntax for using …

In Rails, the find method is used to retrieve a single record from the database based on its primary key. It's a convenient way to retrieve a specific record without having to manually specify the SQL query. In this blog, we'll cover the basics of using find in Rails. Syntax           The basic syntax for using fi…

Introduction           The Rails console is a command-line interface that allows developers to interact with their Rails application's code in a live environment. The console provides a way to test and debug code, inspect the state of the application, and interact with the database. In this blog post, we'll cover the basic…

Introduction           In a Ruby on Rails application, the controller is responsible for handling incoming requests and generating responses. It's the intermediary between the models and views, and it plays a crucial role in the application's architecture. In this blog post, we'll discuss the basics of working with con…

Introduction           RSpec is a testing framework for the Ruby programming language. It provides a domain-specific language (DSL) for writing tests and allows developers to write code that tests their application's behavior. In this blog post, we'll discuss the basics of using RSpec to write tests for a Rails application…