|
|
Posted by Paul on 04/22/07 21:27
very interesting productivity measurement! thanks
"Henk verhoeven" <news1@phpPeanus_RemoveThis.org> wrote in message
news:f092cl$aj5$1@news4.zwoll1.ov.home.nl...
> C. wrote:
> > PHPPeanuts (automates development but can be tricky to customize)
> > Prado (XML based meta language system)
> > Seagull (library type system with sensible functionality)
> > Zend (likely to be favoured in commercial web 2.0 type apps)
> > Blueshoes (lots of javascript eye candy)
> > CakePHP (very OO)
> > Horde (PEAR based)
>
> Very nice, these characterizations. I am planning to evaluate my own
> framework (phpPeanuts) against other frameworks, this is a nice shortlist
> to start with. Thanks!
>
>> PHPPeanuts (automates development but can be tricky to customize)
>
> The automation is most effective with applications that mainly store and
> retrieve data (including searching). Currently i count with a productivity
> between 9 and 22 function points per hour* depending on the amount of
> custom tasks they require.
>
> I agree customization does take quite some knowledge of the framework and
> browsing through its code, but OTOH, you can still resort to 'manual'
> development of the parts that are too hard to customize or simply not
> available.
>
> However, the assumptions the framework makes about naming conventions with
> respect to keys and foreing keys of your database tables are not
> customizable, if you can not follow them it won't work.
>
> Greetings,
>
> Henk Verhoeven,
> www.phpPeanuts.org.
>
>
> * I currently estimate this kind of development as follows:
>
> hours per
> -----------------------------------
> 1 datatype (not counting pure n-m relation tables)
> 0,5 1-n relation
> 1 n-m relation
> 0,25 data field
> 2 custom data entry layout
> 0 simple search option
> 0 page/window
> 0 standard report
>
> Then i add time for non-standard development tasks, for communication with
> the customer, for integration testing and for delivery/installation.
>
> In order to measure my productivity i relate this to function points
> counting as follows:
>
> points per
> ----------------------------------
> 8 datatype
> 4 1-n relation
> 8 n-m relation
> 4 data field
> 1 custom data entry layout
> 2 simple search option
> 4 page/window
> 6 standard report
>
> For example phase two of the application i am currently building consists
> of 14 datatypes, 11 1-n relations, 6 n-m relations, 44 data fields, 1
> custom data entry layout, 44 simple search options, 44 pages, 42 reports
> and custom task. It is estimated to take 40 hours. This application phase
> counts for 896 function point, so i am doing 22.4 function points per
> hour.
>
> Now of course the more custom tasks i have the lower is productivity: the
> third phase is estimated at 270 points in 30 hours, which is only 9 fp/hr.
>
>
> (These function points are based on measured productivity when i started
> automating development. I define productivity by then as 1 function point
> per hour) (we are talking 1996, GUI based applications using an IDE with a
> screen painter, a O-R mapping class library and event-based programming in
> Visual Smalltalk).
>
>
>
>
>
Navigation:
[Reply to this message]
|