Path: csiph.com!v102.xanadu-bbs.net!xanadu-bbs.net!feeder.erje.net!1.eu.feeder.erje.net!weretis.net!feeder4.news.weretis.net!feeds.phibee-telecom.net!newsfeed.xs4all.nl!newsfeed4.news.xs4all.nl!xs4all!newsgate.cistron.nl!newsgate.news.xs4all.nl!post.news.xs4all.nl!not-for-mail Return-Path: X-Original-To: python-list@python.org Delivered-To: python-list@mail.python.org X-Spam-Status: OK 0.028 X-Spam-Evidence: '*H*': 0.94; '*S*': 0.00; 'subject:Python': 0.05; 'cache': 0.05; 'omit': 0.07; 'functioning': 0.09; 'sucks': 0.09; 'suggest': 0.15; 'things.': 0.15; '(unlike': 0.16; 'decent': 0.16; 'naming': 0.16; 'wrote:': 0.16; 'skip': 0.18; '>': 0.18; 'cc:2**0': 0.21; 'cc:no real name:2**0': 0.23; 'am,': 0.23; '2015': 0.23; 'header:In-Reply-To:1': 0.24; 'mon,': 0.24; 'install': 0.25; 'switch': 0.27; 'errors.': 0.27; 'message- id:@mail.gmail.com': 0.28; 'rest': 0.28; 'subject: [': 0.29; 'correct': 0.29; 'maybe': 0.31; 'skip:d 40': 0.32; 'skip:& 20': 0.34; 'skip:& 10': 0.34; 'add': 0.34; 'received:google.com': 0.34; 'to:addr:python-list': 0.35; 'filter': 0.35; 'really': 0.35; 'url:org': 0.36; 'there': 0.36; 'subject:" ': 0.36; 'two': 0.37; 'should': 0.37; 'subject:: ': 0.37; 'skip:i 20': 0.37; 'stuff': 0.38; 'things': 0.39; 'to:addr:python.org': 0.39; 'your': 0.60; 'address': 0.61; 'replying': 0.61; 'skip:u 10': 0.62; 'us.': 0.62; '8bit%:10': 0.64; 'cc:addr:yahoo.co.uk': 0.84; 'farrance': 0.84; 'forward.': 0.84; 'hunt': 0.84; 'to:name:python': 0.84; 'contacts': 0.97 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=mime-version:in-reply-to:references:date:message-id:subject:from:to :cc:content-type; bh=keyKZtHHjQCBN4SiPiJ1nKMzp02mnsmUm/cISaauAr8=; b=nZpgfuD5rNvUdNEPM8NJM8cCcr8+JeafH1tmInMjW9j/yhbGNs6fZsDH9wiE8vi/8r OaVQrOc3xKrHueYDqy4ff2Se8XOeKxgX3DsbgIiMFaQzLo+kg0Adt+NyQsMHviStO1Gu vz66XB4gLbX7AhBRDD4GF7wbRQp03xLi0/c1omUliXLRqtpvVRlH1KqwkUHflm8Cs5n+ VI+H3ha/EAksqmp6rWfxkULE9mEw5Fwf/uwp0lHbqFIkWKUQlyinAX64tGIHEqb3KoQQ MDLJH3uouE02LBrEwdqNizubKjkBRBd1o/KFFcKl/12HsMTNxzw2dXkq7gp9nExuA7fV eehQ== MIME-Version: 1.0 X-Received: by 10.202.239.138 with SMTP id n132mr5060293oih.99.1433164485130; Mon, 01 Jun 2015 06:14:45 -0700 (PDT) In-Reply-To: <1jlomal1or023ian8rlaso1u5bnol52lag@4ax.com> References: <28cec7df-0f51-4098-b027-72e913a9b656@googlegroups.com> <1433128706.32838.283108057.2C4C8613@webmail.messagingengine.com> <87d21fahyi.fsf@elektro.pacujo.net> <556c4b0e$0$13003$c3e8da3$5496439d@news.astraweb.com> <1jlomal1or023ian8rlaso1u5bnol52lag@4ax.com> Date: Mon, 1 Jun 2015 08:14:45 -0500 Subject: Re: Zero [was Re: What is considered an "advanced" topic in Python?] From: Skip Montanaro To: Python Cc: DaveFarrance@yahoo.co.uk Content-Type: multipart/alternative; boundary=94eb2c0912540a82260517749cd9 X-BeenThere: python-list@python.org X-Mailman-Version: 2.1.20+ Precedence: list List-Id: General discussion list for the Python programming language List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Newsgroups: comp.lang.python Message-ID: Lines: 42 NNTP-Posting-Host: 2001:888:2000:d::a6 X-Trace: 1433164487 news.xs4all.nl 2912 [2001:888:2000:d::a6]:39438 X-Complaints-To: abuse@xs4all.nl Xref: csiph.com comp.lang.python:91667 --94eb2c0912540a82260517749cd9 Content-Type: text/plain; charset=UTF-8 On Mon, Jun 1, 2015 at 7:56 AM, Dave Farrance < DaveFarrance@omitthisyahooandthis.co.uk> wrote: > There are two hard things in computer science: cache invalidation, naming things, and off-by-one errors. So it's 1 that engineers really don't understand? Just add 1 and you get the correct number of hard things. Skip P.S., Dave, your "omitthis" and "andthis" kind of sucks for the rest of us. And I just invalidated your attempts at obscurity by replying to your correct email address. I suggest you just omit that stuff going forward. Unfortunately, I now I have a crap address in my Gmail contacts I have to hunt down and remove. Maybe you should just install a decent spam filter or switch to Gmail, which has a functioning spam filter (unlike Yahoo...) --94eb2c0912540a82260517749cd9 Content-Type: text/html; charset=UTF-8 Content-Transfer-Encoding: quoted-printable

On Mon, Jun 1, 2015 at 7:56 AM, Dave Farrance <DaveFarrance@omitthi= syahooandthis.co.uk> wrote:
> There are two hard things in com= puter science: cache invalidation,=C2=A0naming things, and off-by-one error= s.

So it's 1 that engineers really don't understand? Just ad= d 1 and you get the correct number of hard things. <wink>

Skip

P.S., Dave, your "omitthis"= and "andthis" kind of sucks for the rest of us. And I just inval= idated your attempts at
obscurity by replying to your correct ema= il address. I suggest you just omit that stuff going forward. Unfortunately= ,
I now I have a crap address in my Gmail contacts I have to hunt= down and remove. Maybe you should just install
a decent spam filter=C2=A0or switch to Gmail, whic= h has a functioning spam filter (unlike Yahoo...)
--94eb2c0912540a82260517749cd9--