Data Science, R, Python, Excel, and Machine Learning Cheat Sheets

Interesting article that i found only for Data Scientists and for people interested in Data Analytics.

This article refers to multiple use full blogs.

http://www.datasciencecentral.com/profiles/blogs/20-data-science-r-python-excel-and-machine-learning-cheat-sheets

Shell script to start/stop tomcat

#!/bin/bash

PATH=/sbin:/bin:/usr/sbin:/usr/bin

TOMCAT_HOME=/dev/vol1/apache-tomcat-7.0.59_PRPC719

tomcat_pid() {

  echo `ps aux | grep $TOMCAT_HOME | grep -v grep | awk '{ print $2 }'`

}

start() {