# Top KDnuggets tweets, July 10-11: A subway map of 10 important skills; Applied Data Science Columbia textbook

Great chart -> A subway map of 10 important skills on the Road to Data Scientist; Applied Data Science Columbia textbook, for techies; Free ebook: Intro to Data Science, by J. Stanton, a gentle intro; 10 Coolest #BigData Startups of 2013

Most popular KDnuggets tweets

(see twitter.com/kdnuggets ) for July 10-11 were

**Most viewed:**

Great chart -> A subway map of 10 important skills on the Road to Data Scientist bit.ly/153jGDX

**Most Retweeted:**

Great chart -> A subway map of 10 important skills on the Road to Data Scientist bit.ly/153jGDX

**Most Favorited:**

Applied Data Science Columbia textbook, for techies: Unix, Python, Regression, Text, Classification (free PDF) bit.ly/1bszKE5

**Top 10 Tweets**

- Great chart -> A subway map of 10 important skills on the Road to Data Scientist bit.ly/153jGDX
- Applied Data Science Columbia textbook, for techies: Unix, Python, Regression, Text, Classification (free PDF) bit.ly/1bszKE5
- Free ebook: Intro to Data Science, by J. Stanton, a gentle intro for non-technical readers, R code for techies bit.ly/135uxdC
- 10 Coolest #BigData Startups of 2013: SiSense, Olset, Gainsight, MapR, HStreaming, Sqrrl, DataGravity, Vertascale bit.ly/13BXDZz

(and 2 more: Think Big Analytics, Civitas Learning) - KDnuggets Science Summer Reading List, covers Big Data, Data Science, Predictive Analytics, and nerd science fiction bit.ly/13O6qq5
- Lessons learned from a tough #BigData analytics project using Hadoop, Hive, Pig, Pentaho, MapReduce, SQL and R. bit.ly/12pkXqE
- Machine learning in action: @BigML builds a decision tree for predicting AAPL share price bit.ly/13B867y
- Agile Data online O’Reilly book: #BigData, Hadoop, Pig, MongoDB, ElasticSearch, AWS, Visualization, Prediction bit.ly/1b4ka2V
- BurtchWorks Big Data Professionals Salary Survey bit.ly/1aqrFSv
- The Immortal Life of the Enron E-mails: many years later, they are still helping to advance data science bit.ly/14M2Dre