Guru on Rails

A day a problem solved, a year we become the Pro
Mon 24 Dec 2018

Software Architecture Best Practices Performance

Rabbitmq and Sneakers would bring to us a ton of benefits. That is one of many solution for impro...

Tue 18 Dec 2018

Design Patterns

factory_bot.rb require 'set' require 'active_support/core_ext/module/delegation' require 'active...

Thu 01 Nov 2018

Problem Solving

I'm sitting here at Trung Nguyen coffeeshop in Vietnam near the Airport. I'm solving a problem fo...

Wed 24 Oct 2018

Data Structures

You might know, algorithm almost needs data structure. Any data structure is born with at least o...

Tue 23 Oct 2018

Blockchain

Transactions move value from transaction inputs to transaction outputs. An input is a reference ...

Sat 20 Oct 2018

Problem Solving

Problem solving is the essential skill. So what is the good way to improve this skill? So many de...

Fri 19 Oct 2018

Security Blockchain

We use digital signature a lot nowaday. In order to understand the blockchain technology - it's m...

Wed 17 Oct 2018

Javascript

In this article, I introduce some modern syntaxes of JavaScript. If you are backend developer, yo...

Wed 17 Oct 2018

MERN Stack Automated testing Javascript

If we are ruby on rails developer, it's pretty cool. Why did I say that? Because as we know, we u...

Sun 14 Oct 2018

MERN Stack Javascript

Redis is a database which stores data in RAM so it's pretty fast. However, if server restarted, w...