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Copy of Shiny: a web framework for R

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Jack Mccush

on 13 March 2013

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Transcript of Copy of Shiny: a web framework for R

Shiny: a web framework for R Shiny Server What does it do? Allows Shiny applications to work with Internet Explorer Hosts multiple applications on the same port How do I run it? Download and install on a Linux machine https://github.com/rstudio/shiny-server RStudio Server RStudio via web interface Less risk: data and code can be stored in a secure place Several R users can share a powerful server Integrates with Git R on Amazon's EC2 "I wish I had loads of RAM" An Ubuntu instance with 117GB of RAM costs $4.60/hr Pre-process Consider materialized views when connecting to a database ... for a more responsive experience. Sample when plotting a lot of points Business Friendly User interface widgets create syntactically correct statements Bridges the gap between the analyst and the business user. http://woolfordcompany.com:3838/examples/diamonds/ http://r-analysis.info:443/ Authentication ... a prerequisite for most businesses Will be supported by commercial version later this year http://r-analysis.info/shiny/ Possible to configure Apache to do this instead. <VirtualHost *:80>
<Location />
AuthType Basic
AuthName analyst
AuthUserFile /etc/apache2/shinypw
Order allow,deny
Allow from all
Require valid-user
ProxyPreserveHost On
ProxyRequests Off
ServerName r-analysis.info
ServerAlias www.r-analysis.info
ProxyPass /shiny/
ProxyPassReverse /shiny/
</VirtualHost> Edit the following file: /etc/apache2/sites-available/000-default Enable the proxy and proxy_http modules in Apache using a2enmod Create the username/password: htpasswd -cdb /etc/apache2/shinypw analyst R Restart Apache: sudo service apache2 restart Basic Authentication using Apache Shiny / RStudio Performance tweaks for larger datasets ... on a server Authentication Shiny Server RStudio Server Running on Amazon's EC2 Thanks users: analyst00 to analyst10 password: R scp -i aws_key.pem file_to_upload.txt ubuntu@serverIP: To copy data to the server: Try it:
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