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Top Questions
142
votes
How to avoid warning when introducing NAs by coercion
r
parsing
casting
na
asked Feb 20, 2013 at 16:31
stackoverflow.com
98
votes
Use a value from the previous row in an R data.table calculation
r
data.table
asked Feb 4, 2013 at 14:59
stackoverflow.com
61
votes
How to select R data.table rows based on substring match (a la SQL like)
r
data.table
string-matching
asked Jan 31, 2013 at 16:20
stackoverflow.com
54
votes
How can I `print` or `cat` when using parallel
r
io
parallel-processing
asked May 23, 2013 at 15:04
stackoverflow.com
39
votes
knitr gets tricked by data.table `:=` assignment
r
data.table
knitr
asked Mar 7, 2013 at 9:08
stackoverflow.com
34
votes
Why does my bike constantly break/need servicing?
commuting-bike
preventative-maintenance
asked Jan 24, 2018 at 5:56
bicycles.stackexchange.com
31
votes
Is there an R function to escape a string for regex characters
regex
string
r
asked Feb 12, 2013 at 16:10
stackoverflow.com
27
votes
What should you do when opponent opens with excessive pawn moves?
opening
strategy
beginner
asked Mar 17, 2015 at 9:00
chess.stackexchange.com
19
votes
why does knitr caching fail for data.table `:=`?
r
caching
data.table
knitr
asked Mar 8, 2013 at 16:12
stackoverflow.com
18
votes
Why do i get "position_dodge requires constant width" even though widths are constant in ggplot2
r
plot
ggplot2
asked Jan 23, 2013 at 10:04
stackoverflow.com
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Top Answers
71
Linear model with log-transformed response vs. generalized linear model with log link
stats.stackexchange.com
30
If p-values are random, why not decide using the test statistic instead?
stats.stackexchange.com
30
NoneType object is not iterable error in pandas
stackoverflow.com
29
What is the difference in what AIC and c-statistic (AUC) actually measure for model fit?
stats.stackexchange.com
27
Destroying the dollar
economics.stackexchange.com
25
Could a super-advanced but sociopathic alien civilization "blind-hack" Earth, even if it had never even heard of humans?
worldbuilding.stackexchange.com
23
How to interpret the intercept term in a GLM?
stats.stackexchange.com
20
What benefits do governments receive from not eliminating debt?
economics.stackexchange.com
19
Can I convert a covariance matrix into uncertainties for variables?
stats.stackexchange.com
17
How to set cache=FALSE for a knitr markdown document and override code chunk settings?
stackoverflow.com
17
Understanding the predictions from logistic regression
stats.stackexchange.com
15
Cost function for validating Poisson regression models
stats.stackexchange.com
15
Estimating the covariance posterior distribution of a multivariate gaussian
stats.stackexchange.com
13
What is the name of the estimator that takes the mean of likelihood?
stats.stackexchange.com
12
How to know if a vehicle is moving without any external source of information?
physics.stackexchange.com
12
What advantages does Poisson regression have over linear regression in this case?
stats.stackexchange.com
11
Do bookmakers have an "underhead" for non-favourites?
stats.stackexchange.com
11
Are there any states that don't have debt?
economics.stackexchange.com
11
K-Means Clustering - Calculating Euclidean distances in a multiple variable dataset
stats.stackexchange.com
10
probability of one random variable being greater than another
stats.stackexchange.com
10
Unbiased estimator for variance or Maximum Likelihood Estimator?
stats.stackexchange.com
9
What are the tax implications of being paid for work in company shares?
money.stackexchange.com
9
Correlation between groups in R data.table
stackoverflow.com
8
From an economics perspective, what are the ramifications of a currency with fixed money supply?
economics.stackexchange.com
8
Pylint not working within Spyder
stackoverflow.com
7
Mean of log of cdf
stats.stackexchange.com
6
Combining p-values from different statistical tests applied on the same data
stats.stackexchange.com
6
Why is there a craze of becoming chess grandmaster?
chess.stackexchange.com
6
Correlation between groups in R data.table
stackoverflow.com
6
Difference between sort code & account number, and long number, expiry date & cvv
money.stackexchange.com
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