Dwijendra Parashar

Rails 7 Features :: Link ::    https://medium.com/geekculture/whats-new-in-rails-7-b97d44eecdb2 What's new in Rails 7 :: 1. Webpack and node is not required  2. Encrypted Database Layer  3. Asynchronous Querying 4. Applications would only run in Asychronous Querying  5. Ujs and Turbolink is now replaced Stimulous and Turbo 6. Inline your query with single record using sole  7. Use controller actions to the streamed generated file  8. Named Variant .............................................................................................................................. Whats new in Rails -6 :: Note :: In Rails 6 many things we extract from the basecamp  Link ::    https://www.cuelogic.com/blog/whats-new-in-rails-6 1. Action Mailbox  2. Action Text 3. Parellel Testing  4. Action Cable Testing  5. Webpack  ....................................... Rails -6 Features :: Link :::    https://www.toptal.com/r...

 ............................................................................................................................................. <%= form_with model: product do |f| %> <div> <%= f.label :name %> <%= f.text_field :name %><br> <% product.errors.full_messages_for(:name).each do |message| %> <div><%= message %></div> <% end %> </div> <div> <%= f.label :price %> <%= f.text_field :price %><br> <% product.errors.full_messages_for(:price).each do |message| %> <div><%= message %></div> <% end %> </div> <div> <%= f.label :desciption%> <%= f.text_field :description %><br> <% product.errors.full_messages_for(:description).each do |message| %> <div><%= message %></div> <% end %> </div> <div> <%= f.submit %> </div> <% end %> ......................

 https://dev.to/shivashankarror/rails-6-using-images-with-webpacker-and-asset-pipeline-4gk3

  error in razor pay when add the gem of razor pay and sometimes saved the credentials ::  ActiveSupport::MessageEncryptor::InvalidMessage (ActiveSupport::MessageEncryptor::InvalidMessage) Solution :: $ rm -rf config/credentials.yml.enc $ EDITOR="mate --wait" bin/rails credentials:edit

$ rails g model Category name:string description:string $ rails g model Product name:string price:decimal active:boolean category_id:integer description:text $ rails g model CartItem product_id:integer order_id:integer unit_price:string quantity:integer total_price:decimal  $  rails g Order 

devise laga liya becrypt kaga liya jwt laga liya 

 :: Here everything about the dev tools ::                                   ..................................................................................................................  All details , links and anything with dev tools : all the information is present at here :: Link ( All seperate videoes and tutorials )  ::   https://developer.chrome.com/docs/devtools/       Link ::    https://nira.com/chrome-developer-tools/ Link ::   https://developer.chrome.com/docs/devtools/open/ Link ::    https://developer.chrome.com/docs/devtools/overview/ Link ::  https://developer.chrome.com/blog Link ::   https://developer.mozilla.org/en-US/docs/Learn/Common_questions/What_are_browser_developer_tools Most imp  link :: https://www.geeksforgeeks.org/9-features-of-chrome-developer-tools-that-you-must-know/ The tabs are: E...

 stripe razor pay twilio and  different others 

 used this link first to create the application ::: Main Links :: https://www.section.io/engineering-education/how-to-setup-user-authentication-from-scratch-with-rails-6/ ................................... 1. $ rails g controller welcome index --skip routes 2. $ rails g model User email:string password_digest:string  3. Add  'has_secure_password' and validations :: inside the model User.rb :: class User < ApplicationRecord has_secure_password validates :email, presence: true, uniqueness: true, format: { with: /\A[^@\s]+@[^@\s]+\z/, message: 'Invalid email' } end 4.  $   touch app/controllers/registrations_controller.rb 5.$  touch app/controllers/sessions_controller.rb 6.$ touch app/controllers/password_controller.rb Note :: What does session do ?? 1. session  stores data for one request and used in another request. Note :: What does Registration Controller do ?? This controller is responsible for creating a new user and saving it to...