Sharon Machlis

Executive Editor, Online & Data Analytics

Sharon Machlis is Executive Editor, Online & Data Analytics at Computerworld, where she works on data journalism projects and in-house editor tools in addition to writing and editing. Her tech interests include data visualization and analysis as well as the intersection of journalism and technology. She holds an Extra class amateur radio license and is currently somewhat obsessed with R.

In beta: BeyondCore Apps for Office offers automated statistical analysis in Excel

4 data wrangling tasks in R for advanced beginners

4 data wrangling tasks in R for advanced beginners

R is mighty, but it can be complex for data tasks. Learn how to get summaries, sort and do other tasks with relative ease. (Now updated with dplyr examples.)

Chart and image gallery: 30+ free tools for data visualization and analysis

This sortable chart lets you compare dozens of tools for functionality, skill level and more.

Free tool to extract data from PDFs: Tabula

Free tool to extract data from PDFs: Tabula

This open-source software is designed to 'liberate data locked inside PDFs.'

R in 5 lines or less: Data breach quick analysis

R in 5 lines or less: Data breach quick analysis

See how to generate counts by category and simple visualizations. With video and code.

Tableau 9.0 beta rolls out

Tableau 9.0 beta rolls out

The latest version of this data visualization software features drag-and-drop forecasting and smart splitting of data fields.

Useful new R packages for data visualization and analysis

Useful new R packages for data visualization and analysis

From mapping to data munging, new R packages keep adding both functionality and ease of use to R.

5 data visualizations in 5 minutes: each in 5 lines or less of R

5 data visualizations in 5 minutes: each in 5 lines or less of R

See how quick and easy visualization can be.

 IoT's dark side: Hundreds of unsecured devices open to attack

IoT's dark side: Hundreds of unsecured devices open to attack

A self-described security "amateur" discovered hundreds of Internet-connected devices ranging from cameras to industrial control systems that were connected to the Internet without even basic password protection -- meaning they could...

R in 5 lines or less: Dataviz with the Google Charts API

R in 5 lines or less: Dataviz with the Google Charts API

Want to tap into the Google Charts API with just a few lines of code? There's an R package for that. We show you how to create a Google Charts data visualization in a snap-- complete with code and screencast.

Learn R for beginners with our PDF

Learn R for beginners with our PDF

It's all here in one place -- our popular "Beginner's guide to using R." You'll learn how to get your data into R, easy ways to do basic data analysis, painless data visualization, syntax quirks you'll want to know and get tons of...

Snowmageddon: interactive maps for your blizzard enjoyment

Snowmageddon: interactive maps for your blizzard enjoyment

Forecasts and social media hype, visualized

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