From mboxrd@z Thu Jan 1 00:00:00 1970 X-Spam-Checker-Version: SpamAssassin 3.4.4 (2020-01-24) on polar.synack.me X-Spam-Level: X-Spam-Status: No, score=-1.9 required=5.0 tests=BAYES_00 autolearn=unavailable autolearn_force=no version=3.4.4 Path: eternal-september.org!reader01.eternal-september.org!reader02.eternal-september.org!news.eternal-september.org!mx02.eternal-september.org!.POSTED!not-for-mail From: "Alejandro R. Mosteo" Newsgroups: comp.lang.ada Subject: Re: Everything You Know Is Wrong Date: Mon, 4 Jan 2016 15:44:57 +0100 Organization: A noiseless patient Spider Message-ID: References: Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8; format=flowed Content-Transfer-Encoding: 7bit Injection-Date: Mon, 4 Jan 2016 14:42:19 -0000 (UTC) Injection-Info: mx02.eternal-september.org; posting-host="1654d42d94197ce4c791bbd655806995"; logging-data="1488"; mail-complaints-to="abuse@eternal-september.org"; posting-account="U2FsdGVkX18bnU+XpwYxWp9fh95xktWl" User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:38.0) Gecko/20100101 Thunderbird/38.4.0 In-Reply-To: Cancel-Lock: sha1:81fyTlEikWsCsN0FwAyezDRg7GY= Xref: news.eternal-september.org comp.lang.ada:29008 Date: 2016-01-04T15:44:57+01:00 List-Id: On 27/12/15 18:36, Jeffrey R. Carter wrote: > On 12/27/2015 01:46 AM, Dmitry A. Kazakov wrote: >> >> The idea of a memory-mapped object-oriented system is nothing new. On the >> contrary, it is more than 20 years old. > > Well, as Rosen pointed out, if you accept virtual memory as memory, then it's > even older than that. > >> No, it will be equivalent to a container library. > > Yes, thinking more about the idea, when current S/W writes a file, it often has > no idea how big that file will be until it's finished. The equivalent would seem > to be a memory-mapped unbounded container that persists, with a name, after the > program ends. I'd say that JSON-persisted data structures is essentially this? > Another thought I've had is the need to wipe non-mapped objects at program > termination for security. Sure. And we'll have problems with the fact that rebooting will not be tabula rasa ;) New jokes ahead?