Blog Archives

Getting ready for OpenCPU 1.3

March 17, 2014
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Getting ready for OpenCPU 1.3

The OpenCPU public demo server and ocpu.io have been upgraded to an early version of the upcoming OpenCPU 1.3 release. This release is scheduled for April 17 along with Ubuntu 14.04 (Trusty). By deploying it on the public demo server we get som...

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OpenCPU 1.2.3 release

March 12, 2014
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OpenCPU 1.2.3 release

A new version of OpenCPU was released to CRAN and Launchpad. Besides some minor bugfixes, the single-user has better support for configuration. By default, the single-user server will now load configuration from the following file:path.expand("~/.opencpu.conf")If this file does not exist, the default configuration is used.Future plansThis is likely the...

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Release of jsonlite 0.9.4

March 2, 2014
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Release of jsonlite 0.9.4

A new version of the jsonlite package was released to CRAN. In addition to adding small new features, this release cleans up code and documentation. Some annoying compiler warnings inherited from RJSONIO are fixed and the reference manual is a bit more concise. Also some new examples of public JSON...

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Call for abstracts to present at useR! 2014

March 2, 2014
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We are happy to inform you that abstract submission for useR! 2014 is now available online, see http://user2014.stat.ucla.edu/ The R User Conference, useR! 2014 is scheduled for July 1-3, 2014 at the University of California, Los Angeles. Before the official program, half-day tutorials will be offered on Monday, June 30. Participants are encouraged to submit The post

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Publishing dynamic data on ocpu.io

February 16, 2014
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Publishing dynamic data on ocpu.io

Suppose you would like to publish some data, for example to accompany a journal article. One way would be to put a CSV file on your website, and share the URL with your colleagues. However CSV has many limitations: it only works for tabular structures, has limited type safety (pretty much everything...

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Share and access R code, data, apps on ocpu.io

February 12, 2014
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Share and access R code, data, apps on ocpu.io

ocpu.io is a new domain for publishing code, data and apps based on the OpenCPU system. Any R package on Github is directly available via yourname.ocpu.io. Thereby the package can be used remotely via the OpenCPU API to access data, perform remote function calls, reproduce results, publish webapps, and much more....

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OpenCPU 1.2: Flexible and reliable R function RPC over HTTPS + JSON

December 19, 2013
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OpenCPU 1.2: Flexible and reliable R function RPC over HTTPS + JSON

Earlier this week, OpenCPU 1.2 was released. This release uses the new jsonlite package for JSON conversion, which puts in place the final fundamental piece of the OpenCPU framework. This post describes what has changed, why this is important, and how to upgrade.From here, no major changes in the OpenCPU API...

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OpenCPU 1.2: Flexible and reliable R function RPC over HTTPS + JSON

December 19, 2013
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OpenCPU 1.2: Flexible and reliable R function RPC over HTTPS + JSON

Earlier this week, OpenCPU 1.2 was released. This release uses the new jsonlite package for JSON conversion, which puts in place the final fundamental piece of the OpenCPU framework. This post describes what has changed, why this is important, and how to upgrade.From here, no major changes in the OpenCPU API...

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New package: jsonlite. A smart(er) JSON encoder/decoder.

December 6, 2013
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New package: jsonlite. A smart(er) JSON encoder/decoder.

This week we released a new package on CRAN: jsonlite. This package is a fork of RJSONIO by Duncan Temple Lang and builds on the same parser, but uses a different mapping between R objects and JSON data. The package vignette goes in great detail and has many examples on...

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New package: jsonlite. A smart(er) JSON encoder/decoder.

December 6, 2013
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New package: jsonlite. A smart(er) JSON encoder/decoder.

This week we released a new package on CRAN: jsonlite. This package is a fork of RJSONIO by Duncan Temple Lang and builds on the same parser, but uses a different mapping between R objects and JSON data. The package vignette goes in great detail and has many examples on...

Read more »