Articles by Petr Simecek

Make your R plots interactive

February 11, 2015 | Petr Simecek

As a part of my daily job, I draw scatterplots, lots of them. And because there are thousands of genes expressed in any mouse or human tissue, my typical plot looks something like this (code). (Actually, it is a comparison of variance that can be attri...
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Tweeting at #IMGC14 conference

November 4, 2014 | Petr Simecek

The 28th annual International Mammalian Genome Conference was held over the last week in Bar Harbor, MA. For the first time, the official conference hashtag #IMGC14 was introduced. Twitter shares plummeted 9% next day. Pure coincide? I do not think so!Totally, 79 participants contributed 1546 tweets. Guess who was the Twitter evangelist? ...
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Shiny Year 2014

January 1, 2014 | Petr Simecek, source on Github)"Pour Felicitér" is a French phrase used by Czech and Slovak to wish a happy new year, but not in French speaking countries. It is dating back to the beginning of 19. century ... [Read more...]

Get a path to your Dropbox folder

August 8, 2012 | Petr Simecek

I am currently designing my RStudio - Dropbox - Mardown/Knitter/Wordpress - Github workflow. One problem is that working on multiple machines with different version of Windows means I somehow need to tell R where my Dropbox folder is located.I used to ... [Read more...]

Toying with Google Apps Script

January 11, 2012 | Petr Simecek

Google offers an access to its services with Apps Scripts (JavaScript). That gives you a possibility to connect your spreadsheet to a fascinating variety of tools like geocoder, stock info, language translator, or email.My java-scri...
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UseR! 2011 slides are now available

December 7, 2011 | Petr Simecek

I have just realized that UseR! 2011 presentation slides are now available from the conference web site.Unfortunately, no big surprise this year. Or maybe this is good news as it means that I have all the important stuff in my RSS Reader. And by the way, this blog is now ... [Read more...]

Prague Half Marathon Ranking: 2% or 25% missing?

November 23, 2011 | Petr Simecek

I am a regular participant of Prague International Half Marathon. In a mass event like this the horde of runners needs a long time to reach the starting line. To make the times mutually comparable the “start time” is measured and afterwards subtracted from the “finish time”. Also the crowd ...
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How to display R code on a web page

October 26, 2011 | Petr Simecek

Starting to write a blog I need a way how to publish my R codes. One possibility would be to just add some formatting with Pretty R. Nice, but I miss a repository with all codes ever submitted and possibility to make corrections.The final solution was ... [Read more...]

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