2008-09-26 Søren Højsgaard * Small bug in summaryBy fixed * Version 3.4 uploaded 2008-09-26 Søren Højsgaard * Small bug in summaryBy fixed * Version 3.3 uploaded 2008-09-18 Søren Højsgaard * Longer formulas now accepted (bug caused by a naive use of deparse()) * Version 3.2 uploaded 2008-06-13 Søren Højsgaard * Bugs in variable names in summaryBy fixed * Small update of documentation * Version 3.1 uploaded 2008-05-20 Søren Højsgaard * summaryBy speeded up; postfix argument removed * Version 3.0 uploaded 2008-03-26 Søren Højsgaard * Minor bugs removed. * Version 2.3 uploaded 2008-02-13 Søren Højsgaard * firstobs and lastobs functions added * Version 2.2 uploaded 2007-12-05 Søren Højsgaard * splitBy: Results becomes a splitByData object. Two attributes are added: 1) grps, which is the grouping factors coded into a single variable. 2) idxvec, (a list) which holds the position of each row in the original data set. * lapplyBy: Following the changes above, the results of lapplyBy follows the ordering given by formula. * subsetBy: Now subset is a logical expression, not a character string * Version 2.1 uploaded 2007-09-30 Søren Højsgaard * DESCRIPTION file change from Depends: Hmisc to Imports: Hmisc; * importFrom(Hmisc,mApply) added so that not all of Hmisc is loaded. 2007-05-01 Søren Højsgaard * summaryBy: Behaviour with . on rhs of formula when data contains no factors has been corrected. * Version 1.9 uploaded 2007-05-01 Søren Højsgaard * Miscellaneous corrections in the .Rd files * lapplyBy function has been added * Vignette has been updated * Version 1.8 uploaded 2007-04-21 Søren Højsgaard * orderBy changed so that signs in formula determines whether to sort ascendingly or decreasingly 2007-03-21 Søren Højsgaard * esticon extended to handle gls objects. 2006-12-14 Søren Højsgaard * Version 1.6 uploaded * .asNumericMatrix2 etc now work correctly with date formats 2006-11-05 Søren Højsgaard * Version 1.5 uploaded * Typo in package title corrected 2006-11-05 Søren Højsgaard * Version 1.4 built and uploaded * A warning from Kurt H (regarding gsub...) has been fixed * Internal functions have been 'dotted' * A NAMESPACE file has been added * A file describing how to generate the NAMESPACE file automatically has been added. 2006-10-23 Søren Højsgaard * Version 1.3 built and uploaded * Bug in splitBy corrected so that it works when rhs includes a character variable. 2006-10-23 Søren Højsgaard * Version 1.2 built and uploaded * Description of codstom data updated. * matrix2dataFrame2 and subsAttr2 added * postfix argument in summaryBy can be a list 2006-10-17 Søren Højsgaard * Version 1.1 built and uploaded * codstom.Rd updated * asNumericMatrix2 added because asNumericMatrix in Hmisc does not work if a variable is of type 'character' 2006-10-16 Søren Højsgaard * Version 1.0 built and uploaded * summaryBy: More issues about naming of variables have been sorted out * summaryBy: Argument order=TRUE has been added * summaryBy: prefix=NULL changed to postfix=NULL, argument p2d has been added 2006-10-10 Søren Højsgaard * Version 0.9 built and uploaded * summaryBy assigns better names to generated variables * A vignette has been created 2006-10-03 Søren Højsgaard * Version 0.8 built and uploaded * Handles now ordered factors * Fixed bug so that summaryBy now works with do.call 2006-10-01 Søren Højsgaard * Version 0.7 built and uploaded * splitBy is now based on functions in the Hmisc package for representing dataframes as matrices, which makes the function work also for 'large' (10000 rows) datasets. * summaryBy can now take . on both lhs and rhs of "~" 2006-09-27 Søren Højsgaard * Various bugs have been fixed 2006-09-18 Søren Højsgaard * summaryBy has been reimplemented. * summaryBy takes . as argument on both lhs and rhs in formula * summaryBy, splitBy takes drop=FALSE argument (just like split does) * transformBy function has been added 2006-02-05 Søren Højsgaard * sampleBy modified allow for also 'systematic samples', e.g. every 5th row. * summaryBy takes ... arguments to FUN. No default NA action is taken. 2006-02-02 Søren Højsgaard * A sampleBy function has been added. * A subsetBy function has been added. 2006-01-26 Søren Højsgaard * Function summaryBy modified so one can write log(x) on the left hand side of '~' * Function summaryBy modified such that NAs are removed. What to do about Inf?? 2006-01-17 Søren Højsgaard * Function summaryBy modified to take . as lhs in formula and to take idvar = ~formula * Functions powerBy, histBy, qqnormBy have been removed (figure out how to do histBy and qqnormBy using xyplot() in lattice).