Scriptorium

[React] Props & States

React passes data between components through States and Props.

Props are read-only data that are passed from one component to another. States represent data that change over time. States can only be used in Class components, not in Function components.

React is, in short, nothing but creating UI components. You can use the JavaScript function syntax, but, in general, you are going to use JSX (JavaScript XML) syntax. JSX is a syntax extension to JavaScript. Finally, let’s check the lifecycle of React.

[React] Overview & Setup

React is a JavaScript library that is created by Facebook in 2011 in order to create a component in web applications(React DOM). It has expanded to other systems, such as mobile apps (React Native) or virtual reality (React VR).

[JavaScript] Script & Types

This post deals with basic JavaScript features: Types, Values, and Scripting.

[JavaScript] Overview

JavaScript is the de-facto standard scripting language for the web. It has had ups and downs (loved and hated) in its history, though. With the advent of AJAX and HTML5, JavaScript becomes a must for all web developers.

[AWS – Python] S3 with Boto 3

Here are examples of accessing S3 with Boto 3.

[AWS] Relational Database Service (RDS)

RDS is a “Database as a Service (DBaaS)” for OLTP (OnLine Transaction Processing). RDS is a managed Relational Database Service in AWS. The main purpose of RDS is to lower TCO (Total Cost of Ownership).

[AWS Python] Configuration

You can access Amazon web services through the Management Console, AWS CLI, or AWS SDK. Boto3 is the AWS SDK for python.