TL;DR
Install Postgres 9.5, and then:
sudo pg_dropcluster 9.5 main --stop
sudo pg_upgradecluster 9.3 main
sudo pg_dropcluster 9.3 main
TL;DR
Install Postgres 9.5, and then:
sudo pg_dropcluster 9.5 main --stop
sudo pg_upgradecluster 9.3 main
sudo pg_dropcluster 9.3 main
http://www.datatau.com/ - hacker news clone centered around big data, data science and data analysis | |
https://www.udacity.com/course/st095 - Statistics: The Science Of Decisions | |
https://www.udacity.com/course/progress#!/c-cs101 - Intro To Computer Science | |
https://www.udacity.com/wiki/ud032 - Data Wrangling With MongoDB | |
https://www.edx.org/course/introduction-computer-science-harvardx-cs50x (currently taking) | |
Data Science Learning Links: | |
http://nborwankar.github.io/LearnDataScience/ | |
https://www.kaggle.com/wiki/Tutorials |
Movies Recommendation:
Music Recommendation:
stratified = function(df, group, size) { | |
# USE: * Specify your data frame and grouping variable (as column | |
# number) as the first two arguments. | |
# * Decide on your sample size. For a sample proportional to the | |
# population, enter "size" as a decimal. For an equal number | |
# of samples from each group, enter "size" as a whole number. | |
# | |
# Example 1: Sample 10% of each group from a data frame named "z", | |
# where the grouping variable is the fourth variable, use: | |
# |