From mboxrd@z Thu Jan 1 00:00:00 1970 X-Spam-Checker-Version: SpamAssassin 3.4.4 (2020-01-24) on inbox.vuxu.org X-Spam-Level: X-Spam-Status: No, score=-0.8 required=5.0 tests=DKIM_INVALID,DKIM_SIGNED, HTML_FONT_LOW_CONTRAST,HTML_MESSAGE,MAILING_LIST_MULTI, T_SCC_BODY_TEXT_LINE autolearn=ham autolearn_force=no version=3.4.4 Received: (qmail 8873 invoked from network); 1 Jul 2022 19:55:42 -0000 Received: from minnie.tuhs.org (50.116.15.146) by inbox.vuxu.org with ESMTPUTF8; 1 Jul 2022 19:55:42 -0000 Received: from minnie.tuhs.org (localhost [IPv6:::1]) by minnie.tuhs.org (Postfix) with ESMTP id 3993440D48; Sat, 2 Jul 2022 05:55:07 +1000 (AEST) Received: from mail-wr1-f47.google.com (mail-wr1-f47.google.com [209.85.221.47]) by minnie.tuhs.org (Postfix) with ESMTPS id 47A3640D44 for ; Sat, 2 Jul 2022 05:55:03 +1000 (AEST) Received: by mail-wr1-f47.google.com with SMTP id r20so4657561wra.1 for ; Fri, 01 Jul 2022 12:55:02 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ccc.com; s=google; h=mime-version:references:in-reply-to:from:date:message-id:subject:to :cc; bh=nwbcAT5rUNLiYeoRDihUf8pmS8wc0S6qo34GYnut72A=; b=egVIliM1yOT+CI50RJNBuTC9oedEu4tP+CeDwNjG1sDbMBNaexuOC3IbgxSfty4r08 NccBPHkwOfMMyIdfCh6TeL6BM4/IWj1YA8ErJnQNXCu4hCKGESuomL/cERfxy1BuQjf3 oE5zijKmKcu66wMghIAQk+tbqgu+WVCIQrfJQ= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc; bh=nwbcAT5rUNLiYeoRDihUf8pmS8wc0S6qo34GYnut72A=; b=Zcoyr2v/VjCP6KFBs+TK0+Q9GLmYSFe0JNnwKgd6aMIoxxuXp9qd6723K9WBR6r8ni uP6swk4hwL3Pyj4YnXVYzKR1+l75YY4hF2lrhfp+DbExaSoAZqWcG2p11+OA2+bRXVQF +xXHjSIs6k8G6zEj4K874DSR/D2x+X9Nto7GM6+/t8qTUULwnbCC4UNxp3TXMhKiv9A9 ImoiI/Q1NUFd91RxeCmrnrsEajCyGLANql73PMt10DjRfU+pkhzl4LIyE9iyEsP079b1 +g4G3+TD94iBkCKAZAy9Dj8aPMtyoeW8vhpx3vFqucT01nISjw6Km9AK2Giie4ywON5P NamA== X-Gm-Message-State: AJIora9IO+Sp2M7o3s7ArPxaxQZZ6t61fn7gmSvClz/N2kCWrKEstTzT +Xy04Uk1eAXMe2ITg/FIhIGQeL2N7iqmGg/Y6QFdPBuO9OIKfg== X-Google-Smtp-Source: AGRyM1tHHoxDR3UgD54H8Tx/uXDblRfxQ1zCbmx/ZjPhYZkrbm4BWR+UbJGGb7Ozvdfzm5xhFiHSSRug4JxNVKmdfec= X-Received: by 2002:a5d:64ec:0:b0:21b:aa79:623e with SMTP id g12-20020a5d64ec000000b0021baa79623emr15845384wri.710.1656705239265; Fri, 01 Jul 2022 12:53:59 -0700 (PDT) MIME-Version: 1.0 References: <202207011922.261JMOwq092697@ultimate.com> In-Reply-To: <202207011922.261JMOwq092697@ultimate.com> From: Clem Cole Date: Fri, 1 Jul 2022 15:53:32 -0400 Message-ID: To: Phil Budne Content-Type: multipart/alternative; boundary="00000000000048ce4c05e2c3bfb6" Message-ID-Hash: CUEJUK5DKAUGPDTZJKNLEW2FGG6A3SP3 X-Message-ID-Hash: CUEJUK5DKAUGPDTZJKNLEW2FGG6A3SP3 X-MailFrom: clemc@ccc.com X-Mailman-Rule-Misses: dmarc-mitigation; no-senders; approved; emergency; loop; banned-address; member-moderation; header-match-tuhs.tuhs.org-0; nonmember-moderation; administrivia; implicit-dest; max-recipients; max-size; news-moderation; no-subject; digests; suspicious-header CC: tuhs@tuhs.org X-Mailman-Version: 3.3.6b1 Precedence: list Subject: [TUHS] Re: "9 skills our grandkids won't have" - Is this a TUHS topic? List-Id: The Unix Heritage Society mailing list Archived-At: List-Archive: List-Help: List-Owner: List-Post: List-Subscribe: List-Unsubscribe: --00000000000048ce4c05e2c3bfb6 Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable Phil nice list. On Fri, Jul 1, 2022 at 3:23 PM Phil Budne wrote: > I've always assumed BSD used ^Z as the suspend character for this reason. > Yes, Kulp's Job control for the PDP-11 was based on his ITS experience. Joy picked it up from Kulp. The other big gift to UNIX from ITS was Eric Shienbrood's more(1) command [discussed elsewhere]. This brings us back to the topic -- the need for more(1) as either built-in like ITS or as command [UNIX] is lost with today's infinite scroll buffers. > To pull the thread back to the list topic > > 2. Fix a filesystem without fsck. > Much less, what was fsck(1) original name at CMU ;-) or why tjk wrote the first version. 4. Edit a driver and recompile the kernel to change partition sizes. > Doing the same with adb(1) on the kernel binary as well as understanding disk geometry and calculating the HEAD/CYL/SEC to block numbers properly. > 6. Wonder whether something with a serial port is a DTE or a DCE. > How about knowing what DTE and DCE mean in the first place. Along with why CTS/RTS (HW) flow control was really needed at high speed. Why the UNIX community tended to migrate to aftermarket DH11, instead of DZ-11s - particularly for UUCP > 8. Adjust jumpers on a peripheral > How about having the proper jumper sizes. Or realizing the DIP switches were not actually toggling properly so the address was wrong. > 9. Insert or remove wires for IRQ bus continuity > Know what a BUS GRANT card does. =E1=90=A7 --00000000000048ce4c05e2c3bfb6 Content-Type: text/html; charset="UTF-8" Content-Transfer-Encoding: quoted-printable
Phil nice list= .

On Fri= , Jul 1, 2022 at 3:23 PM Phil Budne <phil@ultimate.com> wrote:
I've always assumed B= SD used ^Z as the suspend character for this reason.
<= /blockquote>
Yes, Kulp's Job control fo= r the PDP-11 was based on his ITS experience.=C2=A0 Joy picked it up from K= ulp.
The other big gift = to UNIX from ITS was Eric Shienbrood's more(1) command [discussed elsew= here].

This brings us= back to the topic -- the need for more(1) as either built-in like ITS or a= s command [UNIX] is lost with today's infinite scroll buffers.
=C2=A0
To pull the thread back to the list topic

2. Fix a filesystem without fsck.
Much less, what was fsck(1) original name at CMU ;-) or wh= y tjk wrote the first version.

4. Edit a d= river and recompile the kernel to change partition sizes.
Doing the same with adb(1) on the ke= rnel binary
as well as = understanding disk geometry and calculating the HEAD/CYL/SEC to block numbe= rs properly.
6. Wonder whether something with a serial port is a DTE or a DCE.
How about knowing what DTE a= nd DCE mean in the first place.=C2=A0
Along with why CTS/RTS (HW) flow control was really needed= =C2=A0 at high speed.
Why the UNIX community tended to m= igrate to aftermarket DH11, instead of DZ-11s - particularly for UUCP
8. Adjust jumpers on a peripheral
How about having the proper jumper sizes. Or realizing the= DIP switches were not actually toggling properly so the address was wrong<= /font>.=C2=A0
9. Insert or remove wires for IRQ bus continuity
Know what a BUS GRANT card does.=C2=A0=
3D""=E1=90=A7
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