Groups | Search | Server Info | Keyboard shortcuts | Login | Register [http] [https] [nntp] [nntps]

Groups > comp.lang.java.programmer > #34965

Re: So I did "FizzBuzz", in Java!

Path csiph.com!aioe.org!.POSTED!not-for-mail
From Arne Vajhøj <arne@vajhoej.dk>
Newsgroups comp.lang.java.programmer
Subject Re: So I did "FizzBuzz", in Java!
Date Mon, 18 Jul 2016 19:51:47 -0400
Organization Aioe.org NNTP Server
Lines 29
Message-ID <nmjq2i$1ejm$1@gioia.aioe.org> (permalink)
References <FizzBuzz-20160717163715@ram.dialup.fu-berlin.de> <nmj00i$jae$1@dont-email.me> <1933e39b-6363-4174-8392-602415a61799@googlegroups.com> <nmj61j$95o$1@dont-email.me> <cc1c596f-a043-4ba7-9e55-b98fc12cc89c@googlegroups.com>
NNTP-Posting-Host 7SK6yTFfqwlIPNBLl3l7Qg.user.gioia.aioe.org
Mime-Version 1.0
Content-Type text/plain; charset=utf-8; format=flowed
Content-Transfer-Encoding 7bit
X-Complaints-To abuse@aioe.org
User-Agent Mozilla/5.0 (Windows NT 6.1; WOW64; rv:45.0) Gecko/20100101 Thunderbird/45.2.0
X-Notice Filtered by postfilter v. 0.8.2
Xref csiph.com comp.lang.java.programmer:34965

Show key headers only | View raw

On 7/18/2016 5:00 PM, Eric Douglas wrote:
> On Monday, July 18, 2016 at 2:10:07 PM UTC-4, Eric Sosman wrote:
>> 3) This is not the first "efficiency" question you've asked, which
>> leads me to fear that you may be well on the way to becoming an
>> addict. Stop!  Stop now, while you still can!  "Efficiency" is a
>> drug as habit- forming and as destructive as anything you can find
>> in a darkened back alley.  If you get hooked, you'll never get
>> clean.  Trust me, I know: The monkey has ridden my back for half a
>> century despite my strenuous efforts to dislodge it.  Don't follow
>> my pathway to ruin!
>
> It depends how big the efficiency problem is and how many places it's
> used.  If you're saving a few seconds it may not be an issue, unless
> that code is called many times. I worked for one of the largest
> retailers in the world and we had some major performance issues.  One
> program we'd get down to under an hour, the initial contractors wrote
> to run over 8 hours..

Question: how large a portion of the application did you have to
change to achieve that? Most likely less than 1%.

Optimization is something you do when you:
- have noticed a real problem due to bad performance
- have identified the specific cause of the bad performance

Arne

Back to comp.lang.java.programmer | Previous | Next — Previous in thread | Next in thread | Find similar | Unroll thread

Thread

Re: So I did "FizzBuzz", in Java! Daniel Pitts <usenet@coloraura.com> - 2016-07-18 09:26 -0700
  Re: So I did "FizzBuzz", in Java! Eric Douglas <e.d.programmer@gmail.com> - 2016-07-18 10:10 -0700
    Re: So I did "FizzBuzz", in Java! Eric Sosman <esosman@comcast-dot-net.invalid> - 2016-07-18 14:09 -0400
      Re: So I did "FizzBuzz", in Java! Eric Douglas <e.d.programmer@gmail.com> - 2016-07-18 14:00 -0700
        Re: So I did "FizzBuzz", in Java! Eric Sosman <esosman@comcast-dot-net.invalid> - 2016-07-18 17:30 -0400
          Re: So I did "FizzBuzz", in Java! Eric Douglas <e.d.programmer@gmail.com> - 2016-07-19 05:06 -0700
            Re: So I did "FizzBuzz", in Java! Eric Sosman <esosman@comcast-dot-net.invalid> - 2016-07-19 08:13 -0400
              Re: So I did "FizzBuzz", in Java! Eric Douglas <e.d.programmer@gmail.com> - 2016-07-19 05:18 -0700
        Re: So I did "FizzBuzz", in Java! Martin Gregorie <martin@address-in-sig.invalid> - 2016-07-18 21:59 +0000
        Re: So I did "FizzBuzz", in Java! Arne Vajhøj <arne@vajhoej.dk> - 2016-07-18 19:51 -0400
  Re: So I did "FizzBuzz", in Java! Arne Vajhøj <arne@vajhoej.dk> - 2016-07-18 19:46 -0400

csiph-web