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Re: hash-table-{to, from}-alist


From: Stephen J. Turnbull
Subject: Re: hash-table-{to, from}-alist
Date: Wed, 03 Dec 2008 00:54:49 +0900

Ted Zlatanov writes:
 > On Tue, 02 Dec 2008 18:05:52 +0900 "Stephen J. Turnbull" <address@hidden> 
 > wrote: 
 > 
 > SJT> Ted Zlatanov writes:
 > >> Can you and Stefan figure out whether to have print-readably or
 > >> not?  I was against it, and Stefan supported that.  But let's see
 > >> the pro argument and discuss this.
 > 
 > SJT> The pro argument is that unless you're debugging the hash table, it's
 > SJT> a PITA to have a hash table that gets recursively passed to each
 > SJT> function down the line taking up 20 screens for each frame in a
 > SJT> backtrace.
 > 
 > Isn't the same argument valid for lists?

No.  You don't know whether a list is data or an executable expression
in Lisp until you eval it.  Lists are special.  A comparison to
vectors might be more appropriate.





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