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[107.215.223.229]) by smtp.gmail.com with ESMTPSA id d2e1a72fcca58-71944bcac65sm4213392b3a.217.2024.09.16.16.14.58 (version=TLS1_2 cipher=ECDHE-ECDSA-AES128-GCM-SHA256 bits=128/128); Mon, 16 Sep 2024 16:14:58 -0700 (PDT) Content-Type: text/plain; charset=utf-8 Mime-Version: 1.0 (Mac OS X Mail 16.0 \(3818.100.11.1.3\)) In-Reply-To: Date: Mon, 16 Sep 2024 16:14:47 -0700 Content-Transfer-Encoding: quoted-printable Message-Id: <3F5A0F3E-EEE9-4878-8E6A-22E0D8C4ED9B@iitbombay.org> References: <20240915214847.63D5F18C079@mercury.lcs.mit.edu> To: "Lyndon Nerenberg (VE7TFX/VE6BBM)" X-Mailer: Apple Mail (2.3818.100.11.1.3) Message-ID-Hash: X4CC6G2OOS5SGJ5MAQHSYR6O5BX3GHK7 X-Message-ID-Hash: X4CC6G2OOS5SGJ5MAQHSYR6O5BX3GHK7 X-MailFrom: bakul@iitbombay.org 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: On computerese List-Id: The Unix Heritage Society mailing list Archived-At: List-Archive: List-Help: List-Owner: List-Post: List-Subscribe: List-Unsubscribe: From: Bakul Shah via TUHS Reply-To: Bakul Shah X-Spam: Yes > On Sep 16, 2024, at 3:50=E2=80=AFPM, Lyndon Nerenberg (VE7TFX/VE6BBM) = wrote: >=20 > Rob Pike writes: >=20 >> For me the fascinating thing about dd is that people tended to use = the JCL >> notation for its arguments even after the Unix style was made = available. >> That is, people prefer "dd if=3D3Dfoo" rather than "dd -if foo" or = even the >> obviously easiest "dd =20 > Oh come on Rob, you should know that for anyone over the age of 50, > the moment you see 'dd' your brain automatically switches to JCL > mode. It has to be DD, not dd! > And don't tell me you have never put a copy of dd in the root > directory just so you could tell someone to >=20 > /dd if=3D... :-) That won't work. The data definition JCL statement format is more like this: // DD optionally continued by one or more of // DD ... :-)=