Validations are used to ensure that only valid data is saved into your database. For example, it may be important to your application to ensure that every user provides a valid email address and mailing address.

There are several ways to validate data before it is saved into your database…

API

The term API stands for Application programming interface. An API for a website is code that allows two software programs to communicate with each other.

API spells out the proper way for a developer to write a program requesting services from an operating system or other application.

REST

The term REST…

React allows us to pass data from one component to another component using Props which stands for properties. The data can come in different forms: numbers, strings, arrays, functions, objects, etc.

Props can only be passed from parent to child components (uni-directional flow).

There are cases however, with the use…

JavaScript is most commonly used to get or modify the content or value of the HTML elements on the page, as well as to apply some effects like show, hide, animations etc. But, before we can perform any action we need to find or select the target HTML element. …

The routing module provides URL rewriting in native Ruby. It’s a way to redirect incoming requests to controllers and actions. It replaces the mod_rewrite rules. Best of all, Rails’ Routing works with any web server. Routes are defined in app/config/routes.rb.

Think of creating routes as drawing a map for your…

Alex Ngundji

Software Engineer

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