Re: Re: loading packages
- To: mathgroup at smc.vnet.net
- Subject: [mg42190] Re: [mg42165] Re: loading packages
- From: Selwyn Hollis <selwynh at earthlink.net>
- Date: Sat, 21 Jun 2003 20:57:08 -0400 (EDT)
- Sender: owner-wri-mathgroup at wolfram.com
On Saturday, June 21, 2003, at 02:49 AM, Paul Abbott wrote: > In article <bcmoa1$slg$1 at smc.vnet.net>, > "David Park" <djmp at earthlink.net> wrote: > >> You absolutely have to load the package first! > > Actually this is not true. Instead you can just load the package stubs > using > > << Graphics` > > This will cause the appropriate Graphics package to be loaded as > required. This approach is often more useful than loading a specific > package. Excellent tip! > >> It is also generally better to use Needs statements than << >> statements. They >> can be reevaluated without causing any problems. > > This is only true and required if the package itself has not been > written correctly. Re-loading a package _should_ work properly. > Good point. The Needs vs. << issue has always been an unfortunate confusion factor. Hopefully future versions will make Needs obsolete. ----- Selwyn Hollis http://www.math.armstrong.edu/faculty/hollis
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