Hierarchical data metrics that allows fast read operations on tree like structures.
Based on Left and Right fields that are set during tree traversal. When entered into node value is set to it's Left, when exiting node value is set to it's Right.
Hierarchical data metrics that allows fast read operations on tree like structures.
Based on Left and Right fields that are set during tree traversal. When entered into node value is set to it's Left, when exiting node value is set to it's Right.
Well, that was unexpected. In the following, I’m trying to follow Jon Evans’ advice from “The Terrible Technical Interview”.
To: recruitment@EmployerABC.com
From: Ahmed Fasih
Subject: Re: Programming Test Invitation
Hi there! Thanks for offering to let me take a HackerRank test for ABC, I appreciate the vote of confidence.
import urllib | |
import json | |
import datetime | |
def emoji_phase(t): | |
emoji = [ | |
":new_moon:", ":waxing_crescent_moon:", | |
":first_quarter_moon:", | |
":waxing_gibbous_moon:",":full_moon:", | |
":waning_gibbous_moon:", ":last_quarter_moon:", |
# Based on https://gist.github.com/1205828, in turn based on https://gist.github.com/1182136 | |
# Modified to work with Sinatra. WillPaginate uses LinkRender when used in Sinatra | |
class BootstrapLinkRenderer < LinkRenderer | |
protected | |
def html_container(html) | |
tag :div, tag(:ul, html), container_attributes | |
end |