BackgroundGit is a version control system. It tracks the changes you make. Every team uses some kind of versioning tool. One of the biggest features of git is branches. It’s the most popular version constrol system out there and many companies uses it. Before I start working I actually don’t use git ...

FeaturesFacebook chat can custom response such as image, video, custom buttons. It can also add pay feature how ever still in demo. I have a FB page about room rental. For my chatbot, I want it to introduct some basic room types and if customer asks a too complicated question, I’ll have a generic r ...

BackgroundFacebook chatbot is a chatbot service that user can use to their own facebook pages. You can use chatbot to answer basic user questions and direct them to their desire products. However, it can not have a deep conversation with user. (You will need to use a Artificial Intelligence API or ...

This is the second part on my Passport tutorial. Please read first part if you haven’t. Import session, express-validator, connect flash into app.js 1234567891011121314151617181920212223242526272829303132333435363738394041var session = require('express-session');var flash = require('connect-flash') ...

BackgroundPassport is a user authentication library for node. It provides tons of strategies (facebook, google, etc). I’ll be going over the basic passport-local strategy which you sign up with username and passpord. User login with valid name and password. I’ll also show to how to use session and f ...

BackgroundJohn Bogle, the founder of The Vanguard Group, preaches the idea of index investing. His company Vanguard Group also is one of the leaders in index funds. In his book he talks about why index fund is the best and safest strategy for average investors. Index Fund vs Mutal FundJohn compares ...

Background on authorAndrew is an English teacher from Cananda currently teaching in Singapore. Andrew is also a middle class person. He started learning investing when he was 19. He learned from a mechanic who was also a millionaire. His investing strategy is very simple and buys stocks only when s ...

Integrating Stripe to your app can be separated into two parts, frontend validation and submitting orders through backend server I”ll be going over frontend validation in this post. This process is to validate to see if your credit card is valid. This is a complex alogoritm luckily stripe has provid ...

Book ReviewI read this book after I got a job offer, but I have been following John’s youtube channel since I started learning code. John is not a typical developer. He’s buff and besides his prolific coding skiills, he is also good at investing, fitness, and business. He’s main focus is in self de ...

After receiving a frontend job, I decided I want to learn some backend development before work started. I realize there’s only so far you can go with just frontend development. Eventually you still need to store the data in the database. Therefore, I decided to go with nodejs because nodeJS is event ...