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Showing posts from 2019

I met Twin Towers again 10 years later

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KL Trip in 2008

Merry Xmas 2019

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HCMC Fine Art Museum

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Once upon a time, it was a home of a family. Nowadays it has become a museum of a party.

China New Retail

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Hema supermarket is a model of New Retail. This is one of their stores in Shanghai. It offers smart self checkout, ESL, robotic shop & drop and 1-hour home delivery. Online and offline retails do not compete but partner together to draw more shoppers.

Shang Hai Tan

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去國廿年,老盡少年心

City of Canals

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Amsterdam Self Scan Service

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Self scanning service with self check out have been popular in Amsterdam grocery stores. Consumers intuitively scan their member cards, pick up scanners, scan products and check out in SCO. Local citizens get used to it and enjoy it. Ref: Symbol

Working Day and Night

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PS: Shabu Shabu in Taipei

10 OOP Design Principles used in Stock Manager

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Inspired by the article "10 OOP Design Principles Every Programmer Should Know" which was written by @javinpaul, I built this project repository to implement the top Object Oriented Design principles in Java.  The top Object Oriented Design principles in Java, which are: Don't Repeat Yourself ( DRY ) Encapsulation S  ingle Responsibility Principle ( SRP ) O  pen Close Design Principle L  iskov Substitution Principle ( LSP ) I  nterface Segregation Principle ( ISP ) D  ependency Injection Favor Composition over Inheritance Programming for Interface not Implementation Delegation Principle The implementation is about Stock Price Quote which sounds like interesting and practical.

AWS DeepRacer

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AWS held a sharing session of DeepRacer candidates in HK region in LOFT. Very hands-on and deep dive details from IVE students. Very impressive. They are the future.

The islands of happiness

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People here are always happy, even when disasters happen. Here is a wonderland of fairy tales.

Good Microbit Guide

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I’m impressed with the HK local guide of Microbit. It clearly introduces microbit’s functions as well as explains the basic concept of computers and algorithms. I strongly recommend this book to schools and parents for STEM education.

Dictation Easy

Here is my React JS app for students to revise dictations on their own. The app shows React JS’ high flexibility to work well with other JavaScript libraries, camera and sound control, and API services.

Agile Way To Build an App with Angular CLI

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Angular is an enterprise-level frontend framework. It is comprehensive and extensible but requires detailed configuration. Here is my video showing you how to build a Cantonese speaking bible app with Angular CLI in a fast and efficient manner.