Stéphane Laurent

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Stéphane Laurent has asked 83 questions and find answers to 241 problems.

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Stéphane Laurent questions

Extracting a submatrix with Rcpp
groupBy function which groups non-adjacent elements
Shiny dropdown input with groups decorated with icons
Correlation of two images by Haskell 'hip' library (LoG filter)
How to efficiently rotate an OpenGL scene in Haskell?
What is generating the error 'Can't subset `.data` outside of a data mask context' with 'dplyr'?
FFI returns a huge integer value instead of 0
Overwriting NAMESPACE and Rd with roxygen2
Wrong solution of a linear equation, or why does A*(A\B) not equal B?
Create a series of new columns with (d)plyr

Stéphane Laurent answers

Is there a way to know programatically if shiny is running?
Random sampling in R without direct repetition and exact quantity of each number
Plotly: Annotate outliers with sample names in boxplot
Collapse DT table columns by default
R datatable buttons export with formated cells
scoping issue with updateNavbarPage() function from within shiny module
R Shiny - Popup window when hovering over icon
Make inputs in a sidebar persistent through tabs
Leaflet in another tab not updated with leafletproxy before visiting tab
Customize labels to an exponential text format on a vertical noUiSliderInput in R Shiny