Tag: rcpp

175 Speed up the loop operation in R 2010-05-25T21:55:36.810

106 Where can I learn how to write C code to speed up slow R functions? 2010-11-05T13:20:26.940

46 Practical limits of R data frame 2011-03-08T14:24:46.147

38 RcppArmadillo pass user-defined function 2013-01-20T20:02:33.333

32 Using 3rd party header files with Rcpp 2012-12-21T18:23:01.737

30 Understanding the contents of the Makevars file in R (macros, variables, ~/.R/Makevars and pkg/src/Makevars) 2017-04-24T20:59:48.703

28 How do I create a list of vectors in Rcpp? 2010-06-21T21:30:47.100

27 Basic documentation for Rcpp 2011-05-13T11:40:16.163

27 Why is this naive matrix multiplication faster than base R's? 2018-06-27T03:41:02.570

26 What are productive ways to debug Rcpp compiled code loaded in R (on OS X Mavericks)? 2014-01-20T04:38:46.577

25 ld: warning: text-based stub file are out of sync. Falling back to library file for linking 2018-07-12T21:42:50.697

22 Error with inline and Xcode 4.2.1 2011-12-03T15:52:30.857

21 Profiling Rcpp code on OS X 2012-11-05T00:04:47.847

20 Rcpp matrix: loop over rows, one column at a time 2011-05-08T23:27:31.790

20 convert Rcpp::CharacterVector to std::string 2011-12-07T19:25:47.880

18 R: C++ Optimization flag when using the inline package 2011-04-26T11:32:20.043

17 Debugging (line by line) of Rcpp-generated DLL under Windows 2012-07-05T13:38:40.163

17 How to generate an R warning safely in Rcpp 2014-07-03T15:25:25.643

17 Integrate Fortran, C++ with R 2015-07-14T02:49:35.543

16 Subset of a Rcpp Matrix that matches a logical statement 2012-10-23T19:58:53.370

16 Error in loadNamespace(name) : there is no package called 'Rcpp' 2013-05-26T10:00:53.303

16 A C++ version of the %in% operator in R 2014-01-26T03:49:04.333

16 Rcpp Rcpp.package.skeleton("mypackage") "rcpp_hello_world" not available for .Call() for package "mypackage" 2014-03-23T17:19:07.883

16 Can't run Rcpp function in foreach - "NULL value passed as symbol address" 2014-07-31T15:02:40.427

15 Using C++ libraries in an R package 2009-11-12T17:38:08.080

15 Rcpp pass by reference vs. by value 2012-07-02T19:36:10.877

15 Error when with Xcode 5.0 and Rcpp (Command Line Tools ARE installed) 2013-10-21T20:24:57.213

15 Performance of R stats::sd() vs. arma::stddev() vs. Rcpp implementation 2014-06-16T22:33:32.217

15 How to use Rcpp to speed up a for loop? 2015-03-24T00:53:08.810

14 Fast bounding of data in R 2012-05-06T20:40:22.943

14 returning a custom object from a wrapped method in Rcpp 2012-09-13T11:53:47.570

14 passing unevaluated expressions to C/C++ 2013-10-30T15:24:07.947

14 Difference between R's sum() and Armadillo's accu() 2016-07-26T12:17:18.607

13 R: Replacing negative values by zero 2012-06-30T15:09:52.900

13 Error when compiling Rcpp code in an R package using RStudio 2013-04-28T03:29:14.957

13 Rcpp can't find Rtools: "Error 1 occurred building shared library" 2013-07-12T16:05:49.027

13 Fastest way to compute the cdf of the Normal distribution over vectors - R::pnorm vs erfc vs? 2015-05-19T15:59:27.113

13 Editing array to ensure strictly increasing values 2016-05-30T22:36:15.113

13 Efficient weighted covariances in RcppEigen 2017-01-27T21:53:59.373

12 How to test Rcpp::CharacterVector elements for equality? 2011-10-24T11:10:29.507

12 How to resize a NumericVector? 2012-12-08T23:16:00.033

12 Moving from sourceCpp to a package w/Rcpp 2013-01-11T23:21:37.513

12 Passing by reference a data.frame and updating it with rcpp 2013-03-31T15:36:47.543

12 using C function from other package in Rcpp 2013-12-09T15:28:53.663

12 writing an object to disk in R through C++ vs. fst 2018-08-06T07:34:01.670

11 How can I pass flags to R when it is compiling C++ code to be used in a package? 2011-03-15T05:42:21.047

11 snow, inline & Rcpp: 2011-05-20T15:40:36.130

11 How to handle list in R to Rcpp 2012-10-04T01:56:25.207

11 Rcpp - Use multiple C++ functions in file referenced by sourceCpp? 2013-02-02T23:41:36.987

11 Rcpp: Save compiled function as Robj 2013-03-04T01:57:08.347

11 Row limit for data.table in R using fread 2013-07-11T14:35:05.613

11 rcpp function calling another rcpp function 2013-11-02T19:08:14.117

11 how can I handle vectors without knowing the type in Rcpp 2013-11-06T22:12:49.003

11 Convert std::vector to Rcpp matrix 2013-11-08T16:42:11.733

11 How use correctly Rcpp::pt( ) 2013-11-22T12:06:30.553

11 Exceeded maximum number of DLLs in R 2014-07-18T19:01:59.453

11 Rcpp Rtools installed but error message g++ not found 2016-08-23T01:27:06.797

10 1-dimensional Matrix is changed to a vector in R 2012-03-30T19:19:55.140

10 subset a vector and sort it 2012-11-22T20:03:24.947

10 Convert RcppArmadillo vector to Rcpp vector 2013-01-10T07:50:16.317

10 Fast function to add vector elements by their names 2013-04-02T13:44:17.803

10 My R has memory leaks? 2013-05-03T12:00:23.027

10 How to access elements of a vector in a Rcpp::List 2013-07-01T15:08:15.180

10 g++ errors when trying to compile c++11 with Rcpp 2013-08-26T21:18:12.920

10 Link error installing Rcpp "library not found for -lintl" 2014-01-26T22:54:28.180

10 How should I count the number of unique rows in a 'binary' matrix? 2014-04-05T19:56:33.423

10 Within C++ functions, how are Rcpp objects passed to other functions (by reference or by copy)? 2014-06-09T02:23:13.710

10 Rcpp function check if missing value 2014-10-07T16:45:37.857

10 List of Rcpp sugar functions? 2015-02-06T02:29:56.837

10 Reproducing R rep with the times argument in C++ and Rcpp 2015-02-10T21:53:25.397

10 Convert C array pointers to Rcpp with call by reference in R 2015-03-03T15:51:08.563

10 Building a tiny R package with CUDA and Rcpp 2015-06-03T18:52:50.267

10 Read binary files in R from a zipped file and a known starting position (byte offset) 2017-01-30T12:59:57.227

10 Group vector on conditional sum 2017-08-07T14:58:44.700

9 How to set g++ compiler flags using Rcpp and inline? 2011-08-15T09:05:51.377

9 How do I transition from using C++ with inline to making my own R package? 2012-07-12T16:57:30.260

9 Using Rcpp with Windows-specific includes 2012-07-21T01:26:21.437

9 Passing a `data.table` to c++ functions using `Rcpp` and/or `RcppArmadillo` 2012-12-08T01:30:02.137

9 R vs. Matlab: Explanation for speed difference for rnorm, qnorm and pnorm functions 2013-02-14T07:15:59.310

9 Running compiled C++ code with Rcpp 2013-06-17T13:54:08.570

9 Best way to use c++ code from R package FOO in package BAR 2014-01-07T21:27:00.030

9 Can Rcpp expose a C++ class method taking a reference to the same class? 2015-02-13T18:16:49.343

9 R CRAN, install library Rcpp fails after R3.2 upgrade 2015-05-18T16:40:26.530

9 Return RcppArmadillo vector as R vector 2015-09-15T07:12:41.660

9 efficiently locf by groups in a single R data.table 2016-05-05T20:59:25.237

9 Arithmetic in R faster on numerics as opposed to integers. What's going on? 2018-08-18T18:47:04.260

8 IDE / setup for package development with C++ code integrated 2010-11-09T16:19:41.523

8 In R what are the common cases of this error: "Value of SET_STRING_ELT() must be a 'CHARSXP' not a 'character'" 2011-04-01T09:08:23.663

8 faster than scan() with Rcpp? 2012-01-30T09:28:37.663

8 NA values in Rcpp conditional 2012-07-19T07:24:05.117

8 How to set up Eclipse + StatET + Rcpp on Windows 2012-10-14T21:04:37.030

8 Better idiom for filling a C++ array from a NumericVector 2012-12-24T13:48:44.533

8 Index element from list in Rcpp 2013-07-31T14:39:49.877

8 calling a user-defined R function from C++ using Rcpp 2014-01-20T03:11:41.533

8 Rcpp function crashes 2014-02-19T19:38:35.797

8 Calling a Rcpp function from another Rcpp function while building an R package 2014-05-07T20:27:23.490

8 Error when building R package using roxygen2 2014-05-26T12:15:16.540

8 order a dataframe by column in Rcpp 2014-05-31T03:39:52.293

8 Rcpp - how to check if any attribute is NULL 2014-07-14T19:55:34.073