Thomas

Thomas has asked 5 questions and find answers to 230 problems.

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Behavioral scientist and R hacker

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Thomas questions

Build a square-ish matrix with a specified number of cells
Test whether a dataframe is a sorted version of another dataframe
Extract interaction terms from regression estimates
Datetime formatting in R3.0.3 and R3.1.3

Thomas answers

Amazon Mechanical Turk submit button not working
Error When Installing Packages with Dependencies from Local Repo
R: sort words by the frequency in which they occur
R - 'NA' text treated as N/A
How to remove rows in a dataframe that contain certain words in R?
Generate random contingency table to examine elements
Is there a build-in function in R to check whether the variable type is preserved?
Sweave xtable show column header for rownames
expand.grid with unknown set of variables
Receiving a "Variable Lengths Differ" error in predict