Method of Real-Time Communication
An overview of methods for implementing real-time communication in web applications.
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Scaling a System from Zero
Scaling a system from zero to millions of users requires a clear roadmap.
Implement i18n Configuration for Next.js Project
A comprehensive guide to setting up internationalization (i18n) in a Next.js project, enabling support for multiple languages and locales.
Necessary setup for a new Nextjs project
A necessary setup for a Nextjs project.
Non-blocking I/O in JavaScript
To understand what is non-blocking I/O in JavaScript and keep it in mind while coding.
Internet and Web Version
Introduction to the internet and web version includes web1.0, web2.0, web3.0, and web4.0
React Pattern Overview
Overview of React Pattern
Optimize parallel processing in React application
Optimize parallel processing in React application by using Scatter-Gather pattern, Work-stealing pattern
Optimizing Web Worker performance
Web Worker
Authentication models
The summary of authentication models which help you to make decision with authentication to your project.
The comparison of Vite build, SWC, and TSC in NestJS
Comparison of build tools when coding with Typescript.
String compression
Solutions for String Compression.
Singleton
Singleton pattern - Create only one instance on the application lifecycle.
Design pattern
Overview design pattern - OOP design.
[Structural] Bridge
A method to connect multiple standalone objects
[Structural] Composite
A way to structure a group of objects
[Structural] Adapter
Create a layer to connect an old layer to a new layer
Arrow function vs Regular Function
The different between regular function and arrow function.
Deep copy vs Shallow copy
The summarize of copy method in javascript.
Prototype pattern
An object needs to be cloned from an existing object.
Builder Pattern
There are many variations for one type; instead of passing parameters to the constructor, using a builder is more convenient.
Abstract Factory
Using the Factory Method Pattern to add many types within the same family is considered an Abstract Factory.
Factory Method
If there is only one factory for all Products, it is no longer the Factory Method but a Simple Factory.
[SOLID] Dependencies Inversion Princple
Use it when you anticipate that a class or module will have many variations and will be used in multiple places.
[SOLID] Interface Segregation Principle
Used to break down large interfaces into smaller ones for easier maintenance and extension.
[SOLID] Liskov Substitution Principle
When adhering to this principle, derived classes should be substitutable for their base classes without altering the correctness of the program.
[SOLID] Open-Close Principle
The Open-Closed Principle (OCP) is used to achieve an extensible design for maintaining modules or classes. The principle itself applies to both classes and modules.
[SOLID] Single responsibility Principle
Use when you estimate the class can be reused in many places and has the potential for extension.
Operator (??, ||, !!, ??=, &&=) - Nullish coalesing, logical operator
The different between ??, ||, !!, ??=, &&= ...
Immutable in Javascrip
An immutable value is a variable's value that cannot be changed without creating an entirely new value.
Coupling vs Cohesion
Distinguish Coupling and Cohesion.
Horizontal vs Vertical scale
Horizontal scaling can be understood as scaling out by duplicating, while vertical scaling involves upgrading the resources of the individual instance.
4 Principles of Object-Oriented Programming
The 4 Principles of Object-Oriented Programming must be remember.
Identify Monoliths, microservices and serverless
The different between horizontal scale and vertical scale.
Access Modifiers
Access modifier - using getter, setter to access property in typescript.
Execution Context
Execution context is the environment where code is executed, consisting of three main contexts...
Garbage collection
The mechanism of garbage collection in javascript.
Commit convention
Using commit conventions makes it easy to read, easy to find, and reading commit content can also understand the scope and content of code changes.
SOLID Principle
The overview of SOLID.