elijah-tai

# prereqs
sudo apt-get -y update
sudo apt-get -y upgrade
sudo apt-get -y install build-essential
sudo apt-get -y install sudo wget vim screen git software-properties-common

# nvidia cuda drivers
cd /media
sudo wget http://developer.download.nvidia.com/compute/cuda/repos/ubuntu1404/x86_64/cuda-repo-ubuntu1404_8.0.44-1_amd64.deb
sudo dpkg -i cuda-repo-ubuntu1404_8.0.44-1_amd64.deb

elijah-tai

How to use Hexo and deploy to GitHub Pages

• https://github.com/hexojs/hexo
• https://hexo.io/docs/

1. Install Hexo

$ sudo npm install -g hexo-cli

$ hexo -v
hexo-cli: 0.1.9

elijah-tai

Keybase proof

I hereby claim:

• I am itselijahtai on github.
• I am elijahtai (https://keybase.io/elijahtai) on keybase.
• I have a public key whose fingerprint is E376 F132 8F9C 70CF 683B 85B9 811A 3608 C365 C323

To claim this, I am signing this object:

elijah-tai

#List unique values in a DataFrame column
pd.unique(df.column_name.ravel())

#Convert Series datatype to numeric, getting rid of any non-numeric values
df['col'] = df['col'].astype(str).convert_objects(convert_numeric=True)

#Grab DataFrame rows where column has certain values
valuelist = ['value1', 'value2', 'value3']
df = df[df.column.isin(value_list)]

elijah-tai

Apache Spark installation + ipython notebook integration guide for Mac OS X

Tested with Apache Spark 1.3.1, Python 2.7.9 and Java 1.8.0_45 + workaround for Spark 1.4.x from @enahwe.

Install Java Development Kit

Download and install it from oracle.com