From: "Sebastien Vauban" <wxhgmqzgwmuf-geNee64TY+gS+FvcfC7Uqw@public.gmane.org>
To: emacs-orgmode-mXXj517/zsQ@public.gmane.org
Subject: Re: Estimate ranges in column view
Date: Thu, 24 Nov 2011 16:44:35 +0100 [thread overview]
Message-ID: <807h2p5xuk.fsf@somewhere.org> (raw)
In-Reply-To: 80bosdwh7g.fsf@somewhere.org
Hello,
"Sebastien Vauban" wrote:
> Carsten Dominik wrote:
>> On Jun 22, 2010, at 4:36 AM, Michael Gauland wrote:
>>> Here is a patch for a new 'est+' summary type, including corresponding
>>> changes for xemacs and the manual. I've done basic testing on the GNU emacs
>>> version, but not the xemacs code.
>>>
>>> [...]
>>>
>>> + @{est+@} @r{Add low-high estimates.}
>>>
>>> [...]
>>>
>>> +For example, suppose you had ten tasks, each of which was estimated at 0.5
>>> +to 2 days of work. Straight addition produces an estimate of 5 to 20 days,
>>> +representing what to expect if everything goes either extremely well or
>>> +extremely poorly. In contrast, 'est+' estimates the full job more
>>> +realistically, at 10-15 days.
>
> Though, if we take 2 tasks, with an estimation of:
>
> - exactly 1 day for task 1, and
> - between 0.5 day (min) and 0.75 day (max) for task 2,
>
> we get an estimation of 2 days for both together...
>
> #+BEGIN: columnview :hlines 1 :maxlevel 2
> | Task | Estim. |
> |---------------+----------|
> | * Development | 2-2 |
> | ** Task 1 | 1 |
> | ** Task 2 | 0.5-0.75 |
> #+END:
>
>>> +(defun org-estimate-print (e &optional fmt)
>>> + "Prepare a string representation of an estimate, as two numbers with a
>>> -' in between them."
>>> + (if (null fmt) (set 'fmt "%.0f"))
>>> + (format "%s" (mapconcat (lambda (n) (format fmt n)) e "-")))
>
> That's because of the rounding to the closest integer, done in the above
> function.
>
> Shouldn't we allow for 1 or 2 decimals?
>
> Or is there a possible way to guess what the best rounding could be?
Another note: wouldn't it better to just write "2" when both bounds (min and
max) are equal, that is *not* displaying an estimate of "2-2"?
Best regards,
Seb
--
Sebastien Vauban
prev parent reply other threads:[~2011-11-24 15:44 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-06-17 20:06 Estimate ranges in column view Mike Gauland
2010-06-18 7:04 ` Carsten Dominik
2010-06-22 2:36 ` Michael Gauland
2010-06-30 13:40 ` Carsten Dominik
2010-06-30 18:19 ` Michael Gauland
2010-06-30 20:29 ` Juan
2010-07-01 7:55 ` Carsten Dominik
2010-07-19 11:57 ` Patchwork: Patch 65 Accepted Carsten Dominik
2010-07-19 12:03 ` Estimate ranges in column view Carsten Dominik
2010-07-20 9:53 ` Michael Gauland
[not found] ` <BC256B00-E893-4B6D-8C0D-855F7ADFF093-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2011-11-15 15:14 ` Sebastien Vauban
2011-11-24 15:44 ` Sebastien Vauban [this message]
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