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It鈥檚 interesting to discover that Ruby has an instance method itself for the object. It returns the receiver itself鈥攚hatever the kind of receiver is. Let鈥檚 see a few examples: website = "Hashnode" # => "Hashnode" website.itself # => "Hashnode" websi...
Font Awesome has always been my favorite icon library for React and Rails projects. It is surely easy to use and makes the user interface much more friendly. I find enough free icons that Font Awesome offers but you can consider the Pro version in ca...
Previously, I wrote about calculating age from a date of birth in Rails. And, now let鈥檚 do it in javascript using moment. import moment from 'moment'; export const getAge = (dob: string) => { const parsedDob = moment(dob); if (!parsedDob.isVali...
There are many available Active Record CallBacks in Ruby on Rails that we can use to do particular tasks when an object is created, saved, updated, deleted, validated, or loaded from the database. In addition to callbacks related to the object life c...
When you happen to check if the attribute's value is unique before it is saved, you can use active record validation helper uniqueness. class User < ApplicationRecord validates :mobile_number, uniqueness: true end What if mobile_number is allowed ...
In my use case, I have to validate age from a date of birth in the model. The date of birth can be either a string or a date object. As I think the calculation will be used in more than one place it would be great to have a class located inside lib ....
Formik provides handy validation for your react forms to ensure users' data is right, consistent, and secure before submitting them to the server. There are two kinds of validation in Formik: form-level and field-level validation so that you can impl...
I worked on an external API experiment that requires posting an image for reality analysis. I started this evaluation in Ruby on Rails using a very basic approach by uploading an image from a local file or a remote URL and then save into a local disk...
In Rails, Action Text allows us to work seamlessly with the rich text editor (known as Trix editor) alongside our model. If you are to render the rich text content of your model on the client side via react component, you can expose it in html string...
