Sharon Machlis

Executive Editor, Data & Analytics

Sharon Machlis is Director of Editorial Data & Analytics at Foundry (the IDG, Inc. company that publishes websites including Computerworld and InfoWorld), where she analyzes data, codes in-house tools, and writes about data analysis tools and tips. She holds an Extra class amateur radio license and is somewhat obsessed with R. Her book Practical R for Mass Communication and Journalism was published by CRC Press.

How Verizon analyzes security-breach data with R

How Verizon analyzes security-breach data with R

Verizon researchers receive incident data from contributing organizations, which means numerous categories also have subcategories. Importing and analyzing all that with Excel was problematic.

With H-1B visa, diversity doesn’t apply

With H-1B visa, diversity doesn’t apply

There's a dramatic difference where tech H-1B workers come from, depending on whether India-based outsourcers are involved.

Despite H-1B lottery, offshore firms dominate visa use

Despite H-1B lottery, offshore firms dominate visa use

Offshore outsourcers with ties to India once again snapped up tens of thousands of skilled-worker visas.

30+ free tools for data visualization and analysis

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

 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...

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...

Top Cyber Monday tech deals

Top Cyber Monday tech deals

Want post-Thanksgiving deals without the crowds? See the online sale prices on TVs, computers, games and more for Cyber Monday, Dec. 1.

The Snowden leaks: A timeline

What started with a sensational story on June 5, 2013 quickly turned into an unprecedented expose of U.S. intelligence operations

Data manipulation tricks: Even better in R

Some Excel tips and tricks for manipulating dates, and for getting data into the format you need, are also ready for your R pleasure.

Offshore firms took 50% of H-1B visas in 2013

Data from the U.S. Citizenship and Immigration Services shows clearly that the largest users of H-1B visas are offshore outsourcing firms.

5 tips for data manipulation in Excel

If you work with data much, you don't need a statistical model to predict that the odds of consistently getting data in the format you need for analysis are pretty low. Those who do a great deal of data cleaning and reformatting...

R resources at Computerworld

From a beginner's guide to data-wrangling how-to and searchable collection of additional tutorials and videos, we've got you covered.

Computer geeks as loners? Data says otherwise

The typical image of a computer geek is that of a socially clueless loner. Not only single, but can't even get a date.

One out of four U.S households not online in '12

Despite the continuing rise in home computer usage, a substantial portion of U.S. households are not Internet users.

60+ R resources to improve your data skills

This list was originally published as part of the Computerworld Beginner's Guide to R but has since been expanded to also include resources for advanced beginner and intermediate users. If you're just starting out with R, I...

How to extract custom data from Google Analytics

Not happy with the Google Analytics interface? We show you how to use a programming language like R to bypass Google Analytics and retrieve the data you want.

By the numbers: Twitter vs. Facebook IPOs

Facebook's IPO was considered an early bust while Twitter's has been deemed a success. In terms of orderly market activity, that's without question. But what about prices?

Touch and type: 3 keyboard covers for the iPad Mini

There's an old adage about software projects that says you can optimize for only two out of three factors: quality, speed and cost. Portable keyboards seem to have a similar restriction, generally scoring well in, at most, two out...

Federal IT hiring slips with political deadlock

IT hiring by the federal government is trending downward, with fewer jobs posted each month this year than last year, according to a Computerworld analysis of employment data.

3 key questions for enterprise app development: Esri user conference

Users from Germany and Hong Kong offered real-world experience in deploying data mapping apps at the Esri International User Conference in San Diego.

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