Computerworld: Sharon Machlis

For half, STEM degrees lead to other jobs

sharon_machlis@computerworld.com (Sharon Machlis) — Thu, 24 Jul 2014 10:25:00 GMT

The truth, when it comes to computer employment data, is almost always ugly.

Easy Web scraping with Import.io

Fri, 06 Jun 2014 10:30:00 GMT

Want to quickly see and store federal IT jobs listings from USAJobs? Follow along as we simplify the process of pulling usable data from the website, using both illustrations and videos.

The Snowden leaks: A timeline

jvijayan@computerworld.com (Jaikumar Vijayan) — Thu, 05 Jun 2014 10:25:00 GMT

A look back at the security fallout following the NSA spying disclosures that began a year ago after Edward Snowden fled the U.S.

America's 6 top-paid CTOs

Fri, 30 May 2014 09:53:00 GMT

Bonuses and stock options help push some chief technology officers' salaries into the millions.

R resources at Computerworld

sharon_machlis@computerworld.com (Sharon Machlis) — Thu, 08 May 2014 15:02:00 GMT

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

R data manipulation tricks: PDF

sharon_machlis@computerworld.com (Sharon Machlis) — Fri, 25 Apr 2014 10:30:00 GMT

Download this companion to our story, to more easily follow along tricks, tips and code.

Data manipulation tricks: Even better in R

sharon_machlis@computerworld.com (Sharon Machlis) — Fri, 25 Apr 2014 10:30:00 GMT

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

sharon_machlis@computerworld.com (Sharon Machlis) — Tue, 01 Apr 2014 10:20:00 GMT

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

sharon_machlis@computerworld.com (Sharon Machlis) — Tue, 04 Mar 2014 11:30:00 GMT

You don't always need high-end tools like Python or OpenRefine to reformat data. Plain old Excel can do the job.

Computer geeks as loners? Data says otherwise

sharon_machlis@computerworld.com (Sharon Machlis) — Fri, 14 Feb 2014 12:18:00 GMT

We look at Census data to find that the can't-even-get-a-date stereotype of techies is somewhat of a myth. But there's also another side to the statistics.

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

sharon_machlis@computerworld.com (Sharon Machlis) — Tue, 04 Feb 2014 19:45:00 GMT

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

sharon_machlis@computerworld.com (Sharon Machlis) — Wed, 15 Jan 2014 22:02:00 GMT

From books to videos to online tutorials -- most free! -- here are plenty of ideas to burnish your R knowledge.

6 useful changes in new Google spreadsheets

Wed, 18 Dec 2013 11:30:00 GMT

See some of the new features and functions in Google Sheets before deciding whether to upgrade your account.

How to create an automatically updating Google spreadsheet

Sun, 08 Dec 2013 10:46:00 GMT

Tired of finding, copying and pasting data into spreadsheets? With just a few lines of code, you can set up a self-updating spreadsheet in Google Docs that fetches and stores data for you, as this Facebook example shows.

How to extract custom data from the Google Analytics API

sharon_machlis@computerworld.com (Sharon Machlis) — Mon, 25 Nov 2013 11:30:00 GMT

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.

Big data meets Thanksgiving: Favorite foods by state

sharon_machlis@computerworld.com (Sharon Machlis) — Fri, 22 Nov 2013 11:36:00 GMT

Here's one way to use big-data skills as the holidays approach: Find out what recipes are most popular. Analysts parsed 78 million November page views at Allrecipes.com to see favorite Thanksgiving foods by state.

By the numbers: Twitter vs. Facebook IPOs

sharon_machlis@computerworld.com (Sharon Machlis) — Thu, 21 Nov 2013 11:30:00 GMT

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?

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

sharon_machlis@computerworld.com (Sharon Machlis) — Thu, 07 Nov 2013 20:21:00 GMT

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

4 data wrangling tasks in R for advanced beginners

sharon_machlis@computerworld.com (Sharon Machlis) — Tue, 05 Nov 2013 11:30:00 GMT

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.)

Touch and type: 3 keyboard covers for the iPad Mini

sharon_machlis@computerworld.com (Sharon Machlis) — Mon, 30 Sep 2013 10:00:00 GMT

We look at three keyboard covers for the iPad Mini from Belkin, Logitech and Zagg. Which is best at protecting your screen while typing your data?

Vacation locations: How to make a story map with photos, text, map

Thu, 25 Jul 2013 09:58:00 GMT

Share photos that show just where they were taken and add a narrative with a free ArcGIS Online account.

3 key questions for enterprise app development: Esri user conference

sharon_machlis@computerworld.com (Sharon Machlis) — Tue, 09 Jul 2013 15:41:00 GMT

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

8 great sites for one-stop data visualization

Mon, 01 Jul 2013 10:00:00 GMT

These are places to find, analyze and visualize publicly available data to use in your own materials.

How to turn CSV data into interactive visualizations with R and rCharts

Fri, 21 Jun 2013 10:00:00 GMT

Once your data are in the right format, just a couple of lines of R code can generate a robust chart or graph from your spreadsheet.

Beginner's guide to R: Syntax quirks you'll want to know