ihsansatriawan

/* Adapted from Tom Cunningham's 'Data Warehousing with MySql' (www.meansandends.com/mysql-data-warehouse) */

###### small-numbers table
DROP TABLE IF EXISTS numbers_small;
CREATE TABLE numbers_small (number INT);
INSERT INTO numbers_small VALUES (0),(1),(2),(3),(4),(5),(6),(7),(8),(9);

###### main numbers table
DROP TABLE IF EXISTS numbers;
CREATE TABLE numbers (number BIGINT);

ihsansatriawan

# This is a skeleton for testing models including examples of validations, callbacks,
# scopes, instance & class methods, associations, and more.
# Pick and choose what you want, as all models don't NEED to be tested at this depth.
#
# I'm always eager to hear new tips & suggestions as I'm still new to testing,
# so if you have any, please share!
#
# @kyletcarlson
#
# This skeleton also assumes you're using the following gems: 

ihsansatriawan

# Importing the libraries
from scipy.stats.stats import pearsonr
import pandas as pd
import numpy as np
import json

data = pd.read_csv("../../Downloads/data_books.csv", sep = ",", header=None,
                         names=['Reviewer', 'Book', 'Rating'])

# Picking 2 books 

ihsansatriawan

import math
import random
import csv
import cProfile
import numpy as np
import hashlib

memoization = {}

ihsansatriawan

class ClusteringQuality:
    """
    Instances of this class implement the two measures of clustering quality discussed in the article, namely the davies
    bouldin index and the silhouette index. It also implements a number of useful helper methods.
    :param solution: the clustering solution of type Clustering
    :param minimum: the minimum distance allowable
    """

    def __init__(self, solution, minimum):
        """

ihsansatriawan

tmux shortcuts & cheatsheet

start new:

tmux

start new with session name:

tmux new -s myname

ihsansatriawan

look process:
`lsof -i :<PORT NUMBER>
kill process
`kill -9 <PID>`

ihsansatriawan

#add 'node_modules' to .gitignore file

git rm -r --cached node_modules
git commit -m 'Remove the now ignored directory node_modules'
git push origin master

ihsansatriawan

# Railscast
http://railscasts.com/episodes/308-oh-my-zsh

# Install Zsh
sudo apt-get update && sudo apt-get install zsh 

# Install Oh-my-zsh
wget –no-check-certificate https://github.com/robbyrussell/oh-my-zsh/raw/master/tools/install.sh -O – | sh 

# Make ZSH default shell

ihsansatriawan

git filter-branch -f --env-filter 'if [[ "$GIT_COMMIT" = "119900cd7054c64f2b8e4774e59afbfc39a28e73" ]]; then export GIT_COMMITTER_NAME="Lee Treveil" GIT_AUTHOR_NAME="Lee Treveil" GIT_COMMITTER_EMAIL="[email protected]" GIT_AUTHOR_EMAIL="[email protected]"; fi' HEAD