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vin0010 / database.rules.json
Created April 29, 2020 17:58 — forked from codediodeio/database.rules.json
Common Database Rules for Firebase
// No Security
{
"rules": {
".read": true,
".write": true
}
}
@vin0010
vin0010 / csv_export.rb
Created August 25, 2019 16:27 — forked from foxumon/csv_export.rb
Export table to CSV with all attributes in rails console
require 'csv'
file = "#{Rails.root}/public/data.csv"
table = User.all;0 # ";0" stops output. Change "User" to any model.
CSV.open( file, 'w' ) do |writer|
writer << table.first.attributes.map { |a,v| a }
table.each do |s|
writer << s.attributes.map { |a,v| v }
@vin0010
vin0010 / The Technical Interview Cheat Sheet.md
Created October 17, 2017 18:29 — forked from tsiege/The Technical Interview Cheat Sheet.md
This is my technical interview cheat sheet. Feel free to fork it or do whatever you want with it. PLEASE let me know if there are any errors or if anything crucial is missing. I will add more links soon.

Studying for a Tech Interview Sucks, so Here's a Cheat Sheet to Help

This list is meant to be a both a quick guide and reference for further research into these topics. It's basically a summary of that comp sci course you never took or forgot about, so there's no way it can cover everything in depth. It also will be available as a gist on Github for everyone to edit and add to.

Data Structure Basics

###Array ####Definition:

  • Stores data elements based on an sequential, most commonly 0 based, index.
  • Based on tuples from set theory.