mkdika

 ["Africa/Algiers", "West Central Africa"],
 ["Africa/Cairo", "Cairo"],
 ["Africa/Casablanca", "Casablanca"],
 ["Africa/Harare", "Harare"],
 ["Africa/Johannesburg", "Pretoria"],
 ["Africa/Monrovia", "Monrovia"],
 ["Africa/Nairobi", "Nairobi"],
 ["America/Argentina/Buenos_Aires", "Buenos Aires"],
 ["America/Bogota", "Bogota"],
 ["America/Caracas", "Caracas"],

mkdika

mkdika

Python3 Virtualenv Setup

Requirements

• Python 3
• Pip 3

$ brew install python3

mkdika

Installing Postgres via Brew

Pre-Reqs

Brew Package Manager

In your command-line run the following commands:

1. brew doctor
2. brew update

mkdika

# Python3
alias python=python3
alias py=python3
alias pip=pip3

# Vagrant
alias vup="vagrant up; vagrant ssh"
alias vsh="vagrant ssh"
alias vhalt="vagrant halt"
alias vstatus="vagrant status"

mkdika

# custom IntelliJ IDEA VM options

-Xms1024m
-Xmx1024m
-XX:ReservedCodeCacheSize=240m
-XX:+UseConcMarkSweepGC
-XX:SoftRefLRUPolicyMSPerMB=50
-ea
-XX:CICompilerCount=2
-Dsun.io.useCanonPrefixCache=false

mkdika

# PREREQUIREMENT:
# - Ruby 2.0.0 or higher
# - Install Gems:
#   - `gem install httparty`

require 'HTTParty'
require 'json'

GOREST_ACCESS_TOKEN = 'abc123'

mkdika

Ruby Arrays Methods Cheatsheet

This is collection of Ruby Array methods usage, tips & tricks.

Codes block

# All array method can use do..end block.
[1,2,3].each do |number|
 world = "World #{number}"

mkdika

# custom vm options for IntelliJ 2019.2

-server
-Xms2048m
-Xmx2048m
-XX:NewSize=512m
-XX:MaxNewSize=512m
-XX:ParallelGCThreads=4
-XX:MaxTenuringThreshold=1
-XX:SurvivorRatio=8

mkdika

Rails Migration

http://guides.rubyonrails.org/migrations.html

Migrations methods:

• add_column
• add_index
• change_column
• change_table
• create_table
• drop_table