Robocopy a directory of source files

robocopy /s source_dir dest_dir /xd .svn obj

/xd excludes directories (skip .svn and obj directories)

robocopy /s . /xd .svn obj target* /xf *.vtg *.o /maxage:1

/maxage:1 only copies files less than one day old (i.e. stuff I've changed in the last day)