Felan Carlo Garcia cadrev

PSQL -- PostgreSQL interactive terminal

sudo -u postgres psql -> postgres=#

CREATE DATABASE test_database;

CREATE USER test_user WITH password 'qwerty';

GRANT ALL privileges ON DATABASE test_database TO test_user;

Website

bit.ly/uppythondjango

File format

lastname_day1_exer1.py

Instructor's email

[email protected] [email protected]

Exercise 1: Leap Year

# Get input from user
year = raw_input('Enter year: ')
year = int(year)
# Calculate leap year
if ((year % 4 == 0) and (year%100 != 0)) or (year % 400 == 0):
  print "Yes"
else:

Competitive Machine Learning

feature engineering (most important by far)!!!!!
simple models
overfitting leaderboard
ensembling

predict the right thing!
build pipeline and put something on the leaderboard
allocate time to play with data, explore
make heavy use of forums
understand subtleties of algos, know what tool to use when

Movies Recommendation:

MovieLens - Movie Recommendation Data Sets http://www.grouplens.org/node/73
Yahoo! - Movie, Music, and Images Ratings Data Sets http://webscope.sandbox.yahoo.com/catalog.php?datatype=r
Jester - Movie Ratings Data Sets (Collaborative Filtering Dataset) http://www.ieor.berkeley.edu/~goldberg/jester-data/
Cornell University - Movie-review data for use in sentiment-analysis experiments http://www.cs.cornell.edu/people/pabo/movie-review-data/

Music Recommendation:

Last.fm - Music Recommendation Data Sets http://www.dtic.upf.edu/~ocelma/MusicRecommendationDataset/index.html


	server {
	listen 80;
	server_name 202.90.159.201;

	#charset koi8-r;

	#access_log logs/host.access.log main;

	# Load configuration files for the default server block.

	import time
	timestamp = time.strftime("%Y-%m-%d %H:%M:%S")
	print timestamp

	PORT_NUMBER=1234
	lsof -i tcp:${PORT_NUMBER} \| awk 'NR!=1 {print $2}' \| xargs kill