> On 10 May 2015, at 13:10, stepharo <[email protected]> wrote:
> 
> Why we cannot use the of Juan?
> 
> 
> 
> Le 10/5/15 10:36, Esteban Lorenzano a écrit :
>> +1
>> 
>> let’s recapitulate: 
>> 
>> requirement is 
>> - fast
>> - editable
> why do you need to edit it?

you can type in it, make do it, etc. (just like now)

> 
>> - polymorphic with WriteStream
>> - and immediate to screen 
>> from our perspective (pharo), it has to be also 
>> - thread safe 
>> - well designed. 
>> 
>> our constraints are: 
>> - bad design of transcripts 
>> - super naive implementation of text editors (this is, IMO, the reason why 
>> transcripts are so slow: if you redraw all the window interior each time you 
>> add a line, you are screw)
>> 
>> basically… we need a good log console (if it is a transcript or not, is 
>> another discussion) :)
>> 
>> So… who proposes a solution? 
>> 
>> Esteban
>> 
>> 
>>> On 10 May 2015, at 00:40, Yuriy Tymchuk <[email protected] 
>>> <mailto:[email protected]>> wrote:
>>> 
>>> For me saying that internals are not important as long as transcript does 
>>> what is expected from it, is like saying that Parser being a subclass of 
>>> Scanner and Compiler being as subclass of Parser is ok as long as it 
>>> compiles source code. We already had that and it was bad.
>>> 
>>> On the other hand it’s obvious that we don’t have enough resources to 
>>> rewrite Pharo from scratch and we cannot leave issues as they are just 
>>> because we cannot solve them perfectly now.
>>> 
>>> I would say that Igor is correct saying that we need a better architecture, 
>>> and Stef and Eliot are correct saying that we need tools that fulfill 
>>> users’ needs. And we have to say: “ok now we hack this around, but we have 
>>> to do this the right way one day”. Is anyone familiar with same-css[1] 
>>> concept?
>>> 
>>> Uko
>>> 
>>> P.S. maybe my 2 cents are useless, but all the fight around this discussion 
>>> is really strange for me. In Ukraine we have a saying that it’s better to 
>>> be healthy and poor than sick and rich. Now I use to say that it’s better 
>>> to be healthy and rich than sick and poor. And all the fight here was if 
>>> it’s better to be healthy or rich. Definitely it’s better to be both, we 
>>> cannot do that instantly but we can set goals and milestones, and find the 
>>> optimal strategy.
>>> 
>>> 
>>> [1]: http://csswizardry.com/2013/04/shame-css/ 
>>> <http://csswizardry.com/2013/04/shame-css/>
>>>> On 09 May 2015, at 16:17, Eliot Miranda <[email protected] 
>>>> <mailto:[email protected]>> wrote:
>>>> 
>>>> 
>>>> 
>>>> On Sat, May 9, 2015 at 5:29 AM, stepharo <[email protected] 
>>>> <mailto:[email protected]>> wrote:
>>>> Eliot
>>>> 
>>>> I changed the transcript because it is not thread safe so I could use it 
>>>> at all to explain concurrent programming output.
>>>> It was terrible.
>>>> 
>>>> I don't see what that has to do with my usability point.  The transcript 
>>>> was
>>>> a) a stream
>>>> b) something that displayed its output immediately
>>>> 
>>>> Those two features are essential.  If you change the transcript so that it 
>>>> no longer has those features you have broken it.
>>>> 
>>>> Igor waffled on about internals, the desire to separate the UI from the 
>>>> stream, a point that has nothing to do with the utility of the transcript. 
>>>>  No you're going on about its thread-safety.  But no one is addressing my 
>>>> point.  And you have Clément telling you that he cannot develop the VM in 
>>>> Pharo because the transcript is broken, and you have others proposing 
>>>> various potentially error-prone work-arounds to get around the fact that 
>>>> the transcript is broken.
>>>> 
>>>> Why won't anyone stand up and say yes, the transcript is broken and yes we 
>>>> will fix it?  This is dysfunctional.
>>>> 
>>>> 
>>>> Stef
>>>> 
>>>> 
>>>> Le 8/5/15 16:16, Eliot Miranda a écrit :
>>>> 
>>>> Hi,
>>>> 
>>>>      if one uses a at doit transcript then no special action is required 
>>>> to get output to appear beyond sending flush to Transcript right?  So any 
>>>> solution that requires special action to get the moronic transcript to 
>>>> work us broken.  We should fix the transcript, not expect every 
>>>> application to work around a bug.
>>>> 
>>>> Eliot (phone)
>>>> 
>>>> On May 8, 2015, at 6:15 AM, Alain Rastoul <[email protected] 
>>>> <mailto:[email protected]>> wrote:
>>>> 
>>>> Le 08/05/2015 11:34, stepharo a écrit :
>>>> Hi guys
>>>> 
>>>> the Transcript in Pharo is that it's not asynchronous so I can't use it
>>>> in VM development to show the current progress of the simulation. For
>>>> example:
>>>> 1 to: 100 do: [ :i |
>>>>      0.1 seconds asDelay wait.
>>>>      Transcript show: 'x'. ]
>>>> => on Squeak, this shows a x every 0.1 second in the Transcript
>>>> => on Pharo, nothing happens during 10 seconds then all the x are shown.
>>>> 
>>>> https://pharo.fogbugz.com/default.asp?15515 
>>>> <https://pharo.fogbugz.com/default.asp?15515>
>>>> Yes, as do it are evaluated in the World morphic process, running in a 
>>>> forked process or sending World doOneCycle in the loop solve the problem.
>>>> 
>>>> Probably in squeak, in Transcript this is done somewhere under the hood.
>>>> 
>>>> via dependents ?
>>>> 
>>>> TranscriptStream>>endEndtry
>>>>     "Display all the characters since the last endEntry, and reset the 
>>>> stream"
>>>>     self semaphore critical:[
>>>>         self changed: #appendEntry.
>>>>         self reset.
>>>>     ].
>>>> 
>>>> Object>>changed: aParameter
>>>>     self dependents do: [:aDependent | aDependent update: aParameter]
>>>> 
>>>> And probably not doOnecycle since you cannot do anything else during 
>>>> execution (clicking or moving windows).
>>>> 
>>>> 
>>>> -- 
>>>> Regards,
>>>> 
>>>> Alain
>>>> 
>>>> 
>>>> 
>>>> 
>>>> 
>>>> 
>>>> 
>>>> 
>>>> 
>>>> -- 
>>>> best,
>>>> Eliot
>>> 
>> 
> 

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