Beginner's guide to R: Painless data visualization
One of the most appealing things about R is its ability to create data visualizations with just a couple of lines of code.For example, it takes just one line of code -- and a short one at that -- to...
View ArticleBeginner's guide to R: Introduction
R is hot. Whether measured by more than 4,400 add-on packages, the 18,000-plus members of LinkedIn's R group, or the close to 80 R Meetup groups currently in existence, there can be little doubt that...
View ArticleBeginner's guide to R: Get your data into R
Once you've installed and configured R to your liking, it's time to start using it to work with data. Yes, you can type your data directly into R's interactive console. But for any kind of serious...
View ArticleBeginner's guide to R: Easy ways to do basic data analysis
So you've read your data into an R object. Now what?Examine your data objectBefore you start analyzing, you might want to take a look at your data object's structure and a few row entries. If it's a...
View ArticleBeginner's guide to R: Syntax quirks you'll want to know
I mentioned at the outset that R syntax is a bit quirky, especially if your frame of reference is, well, pretty much any other programming language. Here are some unusual traits of the language you may...
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Inspired by Ruby on Rails, Grails to go beyond Web app dev
Grails is an open source Web development framework leveraging the Java Virtual Machine and the Groovy language.
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Ruby scripting language makes embedded play
Popular scripting language Ruby is branching out into embedded applications, with an Mruby version of the language. But the main Ruby variant is viewed by its founder as needing only minor improvements...
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Rubinius seeks to modernize, not bury, the Ruby language
All appearances of condemnation aside, proponents of the Rubinius X project are embarking on an effort to modernize the Ruby language, bringing it into the Internet era and focusing on improved...
View ArticleRuby on Rails security updates patch XSS, DoS vulnerabilities
Ruby on Rails users are advised to upgrade to newly released versions of the Web development framework that contain important security fixes, according to the Rails development team.The 3.2.16 Rails...
View ArticleSAP courts developers with new license, tools, open-source contributions
SAP has made a series of announcements aimed at bringing more software developers into its fold, making their jobs easier and bolstering the reach of its HANA in-memory computing platform.The most...
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Y Combinator's new startup teaches disadvantaged kids to code
Y Combinator is normally known for incubating startups from Reddit to ZenPayroll, but now it's joining forces with a nonprofit to support the next generation of programmers.
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Fatal abstraction: A bottom-up view of high-level languages
I've been writing a lot of code recently, more than your normal internal IT tools and widgets.
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You say Python, and I say Perl ...
Last week, I shared my reluctance to blindly accept the abstractions found in languages and frameworks like Ruby on Rails.
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Perl language's popularity hits all-time low
The Perl language, which dates back to the 1980s, has hit an all-time low in the Tiobe language popularity index this month, dropping to 13th place.
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Move over, Old Man Ruby -- your Java moment has arrived
I've been lucky to avoid the California cult of the 20-something my whole career.
View ArticleSAP going full steam ahead on HANA, the cloud, and 'simple' software
A couple of things became clear during SAP co-founder Hasso Plattner's keynote at the Sapphire conference today: SAP remains committed to the HANA in-memory computing platform, as well as its push into...
View Article10 bad coding practices that wreck software development projects
The Pareto principle states that 80 percent of outcomes can be attributed to 20 percent of the possible causes of a given event. Also known as the 80-20 rule, it's relevant to almost every field of...
View ArticleRuby on Rails gets patches for SQL injection vulnerabilities
Two SQL injection vulnerabilities were patched in Ruby on Rails, a popular open-source Web development framework used by some high-profile websites.
View ArticleOracle hopes to make SQL a lingua franca for big data
Oracle is hoping to turn heads in the crowded data analysis market with Big Data SQL, a software tool that can run a single SQL query against Oracle's own database as well as Hadoop and NoSQL data...
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