Re: Manipulating current read position in a binary file

*To*: mathgroup at smc.vnet.net*Subject*: [mg80291] Re: Manipulating current read position in a binary file*From*: Jens-Peer Kuska <kuska at informatik.uni-leipzig.de>*Date*: Thu, 16 Aug 2007 07:23:55 -0400 (EDT)*Organization*: Uni Leipzig*References*: <fa132d$mvv$1@smc.vnet.net>*Reply-to*: kuska at informatik.uni-leipzig.de

Hi, and SetStreamPosition[] and StreamPosition[] does not help ? Regards Jens Aranthon wrote: > Hello all, > > I'm trying to read in a large data file (several million data points); > at the beginning of the file is the number of data points, but at the > end of the file is the number of bins into which the data will be > grouped. Is there a way to skip to the end of the file to read in the > number of bins before returning to the beginning of the file to read > in the actual data? I can do the analysis In another CAS, since there are > functions fseek and ftell, so that once I read in the number of data > points I can seek to the end, get the grouping count, then seek back > to the beginning, but I'd like to be able to do it in Mathematica. > > Any suggestions? > > Thanks, > > Greg Anderson > Doctoral Candidate > University of Maryland > >