#ror development tips

How to Track Page Impressions in Ruby on Rails?

Many times, we need to track the page views of any page such as profile page, shopping sites page in a Ruby on Rails applications, for which we can make use of Impressionist gem to track those page details easily.

It is a lightweight plugin that logs impressions per action or manually per model. We can log impressions multiple times per request. And we can also attach it to a model.

Below are the…

Now a day’s most of the web or mobile applications fetch data from server which is stored in a database. REST API provides an interface to stored data that require by the applications. GraphQL is a query language for REST API’s not for server databases.

It is database agnostic and effectively can be used in any context where an API is used. GraphQL provide platform for declarative data fetching…

What is SearchKick Gem?

Searchkick Gem is a Ruby on Rails gem that runs on top of Elasticsearch and makes it easy searches in a Rails-friendly fashion. Searchkick supports the complete Elasticsearch Search API, as by using it our search becomes more advanced. In addition, it allows you to add more features including analytics, auto suggestions, and personalized results.

The steps are required:

Add the gem “gem ‘searchkick’“.

Then run the bundle install command.

Then we will generate the complete model by using Scaffold generator

rails g scaffold Article name:string description:text

After running the above command it will generate all the necessary files then we will run the database migration command.

rake db:migrate

The controller code will be modified like that

Def index Query=params[:q].presence || “*” @artivles=Article.search( query, page: params[:page}, per_page: 25 ) end

The model code will be modified like that

searchkick def search_data { title: title } end

The view code for display the articles will be modified like these.

Before starting the application we need to create the indexes

rake searchkick:reindex CLASS=Article

The ouput of the application look like these.

Data Searchning in Ruby on Rails using SearchKick Gem

What is SearchKick Gem?

Searchkick Gem is a Ruby on Rails gem that runs on top of Elasticsearch and makes it easy searches in a Rails-friendly fashion. Searchkick supports the complete Elasticsearch Search API, as by using it our search becomes more advanced. In addition, it allows you to add more features including analytics, auto suggestions, and personalized results.

The steps are required:

A…

How to manage PostgreSQL through command line in Ubuntu?

Step 1: First install postgres in Ubuntu system using following commands. $ sudo apt-get update $ sudo apt-get install postgresql postgresql-contrib libpq-dev To check psql (postgres) version. $  psql –version Step 2:  Now to create root user and password for psql. $  sudo -u postgres createuser -s root $  sudo -i -u  postgres Now, you are in postgres environment. postgres@admin:~$ Now, use the…

Best In Place Gem In Ruby On Rails Tutorial

The best_in_place gem is the easiest solution for in place editing in Ruby on Rails. This gem provides functionality of “in place editing” in ruby on rails without writing any extra ajax code. It supports text inputs, textarea, select dropdown, checkboxes, jQuery UI Datepickers, etc. Also Displays server-side validation Installation Steps of “best_in_place” Gem : Installing best_in_place is very…

Sending Emails in Rails Applications

Action Mailer is the Rails component that enables applications to send and receive emails. In Rails, emails are used by creating mailers that inherit from “ActionMailer::Base” in app/mailers. Those mailers have associated views that appear alongside controller views in app/views.Now we will build a rails application which will send an email to the user when a new user is created. Let’s create a…

Using JWT in Rails

JWT is a Json Web Token,It is a standard and has been implemented in almost all popular programming languages. Hence, they can be easily used or exchanged in systems implemented in diverse platforms. JWT has libraries for almost all platforms and Ruby is no exception. Now we will see how JWT is used in Rails: We will create a simple Rails application which uses the excellent Devise gem for…