Re: Codd's Information Principle
From: Marshall <marshall.spight_at_gmail.com>
Date: Fri, 30 Oct 2009 19:42:38 -0700 (PDT)
Message-ID: <0715cda1-4642-4444-900f-4e92d0799fe3_at_y32g2000prd.googlegroups.com>
> Another example is assigning to a variable twice. Various complications
> go away if a variable can be assigned to only once. (Is there a name
> for such a variable? In the old days it might have been called a macro.)
Date: Fri, 30 Oct 2009 19:42:38 -0700 (PDT)
Message-ID: <0715cda1-4642-4444-900f-4e92d0799fe3_at_y32g2000prd.googlegroups.com>
On Oct 30, 1:28 pm, paul c <toledobythe..._at_oohay.ac> wrote:
>
> Another example is assigning to a variable twice. Various complications
> go away if a variable can be assigned to only once. (Is there a name
> for such a variable? In the old days it might have been called a macro.)
"Single-assignment variable." The style of programming is called "Static single assignment."
Marshall Received on Sat Oct 31 2009 - 03:42:38 CET