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Re: [Pharo-project] Meanwhile, at another vm

by Michael Haupt

Dave, On 13 April 2011 23:06, Dave Mason <dmason(a)mason-rose.ca> wrote: > From: > Â Â Â Â http://www.jcp.org/en/jsr/detail?id=292 > > "We will also investigate support for hotswapping, the capability to modify the structure of classes at run time." > > So, yes, they planned to "investigate" a version of become: > > The DaVinci Machine > > Â Â Â Â http://openjdk.java.net/projects/mlvm/ > > has an implementation: > > Â Â Â Â http://wiki.jvmlangsummit.com/images/4/41/DaVinciMachineTalk.pdf I'm puzzled; where is #become: mentioned as being implemented in that talk? It's mostly about INVOKEDYNAMIC, which is an entirely different thing. (They mention HotSwap on one slide, but that, as I wrote, has been around since 1.4, and is also not really #become:.) Best, Michael

April 14, 2011

Re: [Pharo-project] isHealthy

by Igor Stasenko

On 13 April 2011 16:49, StÃ©phane Ducasse <stephane.ducasse(a)inria.fr> wrote: > Hi igor > > this is strange I have a dictionary whose array contains nil Â and still isHealthy returns true. > can an array of a dictionary contains nil? > no, it can't . And how you end up with dictionary which having array = nil? During initialization, it allocates and initializes array, so, normally, there is no way how it could be nil. > Stef > > > -- Best regards, Igor Stasenko AKA sig.

April 14, 2011

Re: [Pharo-project] new transcript :(

by Igor Stasenko

On 14 April 2011 09:47, StÃ©phane Ducasse <stephane.ducasse(a)inria.fr> wrote: > > On Apr 14, 2011, at 9:31 AM, Fernando Olivero wrote: > >> Read only form, that's displayed surrounded by a system window. >> Evaluate: Transcript clear. >> I worked on some of the complaints, mainly by Igor on the previous email. >> Maybe i should also make the TranscriptMorph to use a standard text >> widget again. > > yes because this one looks like a regression. This is not clear that this is a readonly text that we cannot > even select. > can anyone tell me why it should be readonly? > >> pd: please take a look at this issue: >> ISSUE 3948: >> I've replaced the Transcript class with an equal TranscriptModel >> instance, reverting to the use of a global Transcript, according to >> Igors suggestion. >> I also modified a bit the TranscriptMorph, to denote the read-only >> nature of the text. (Igor suggested to be able to select the text as >> well, not yet there); and changed all the uses ( in Core) to go >> through StandardToolSet openTranscript. > > ok I will > > Stef > >> >> >> On Wed, Apr 13, 2011 at 5:18 PM, StÃ©phane Ducasse >> <stephane.ducasse(a)inria.fr> wrote: >>> hi guys >>> >>> why there is no scrollbar on the widgets? >>> why I cannot select text there? >>> why I cannot delete text there? >>> >>> Stef >>> >>> >> > > > -- Best regards, Igor Stasenko AKA sig.

April 14, 2011

Re: [Pharo-project] Play and crash

by StÃ©phane Ducasse

Laurent I'm not sure that this it the good way to create classes If you want a shorter form check how this is done in coral. Stef On Apr 13, 2011, at 4:16 PM, laurent laffont wrote: > This works: > > counter := Class new > superclass: Object; > addInstVarNamed: 'counter'; > compile: 'initialize > counter := 0'; > compile: 'counterString > ^ counter asString'; > compile: 'increment > counter := counter + 1. > self changed:#counterString'; > compile: 'decrement > counter := counter - 1. > self changed:#counterString'; > new. > > (UITheme builder newColumn: { > UITheme builder newLabelFor: counter getLabel: #counterString getEnabled: nil. > UITheme builder newRow: { > UITheme builder newButtonFor: counter action: #increment label: '+' help: nil. > UITheme builder newButtonFor: counter action: #decrement label: '-' help: nil. > } > }) openInWindowLabeled: 'Counter example'. > > > > This one crashes the VM (tried on PharoOneClick 1.2 OSX, Cog and StackVM): > > (Class new > superclass: StringMorph; > compile: 'step self contents: Time now printString'; > new) > openCenteredInWorld > > > > Any idea ? > > > > Laurent Laffont - @lolgzs > > Pharo Smalltalk Screencasts: http://www.pharocasts.com/ > Blog: http://magaloma.blogspot.com/ > Developer group: http://cara74.seasidehosting.st >

April 14, 2011

Re: [Pharo-project] Magma

by StÃ©phane Ducasse

Thanks for this good news. We need more solid and alternative solutions for storing data so that people can take what fits better their needs. And again we want to create a complete ecosystem for smalltalk software and projects.... the more the better. Stef On Apr 14, 2011, at 9:51 AM, Torsten Bergmann wrote: > FYI: Chris Muller plans to update Magma for Pharo 1.2 > > http://lists.squeakfoundation.org/pipermail/magma/2011-April/001756.html > > We now get more package maintainers to see value in supporting Pharo > and I think this is a good thing > > Bye > T. > -- > Empfehlen Sie GMX DSL Ihren Freunden und Bekannten und wir > belohnen Sie mit bis zu 50,- Euro! https://freundschaftswerbung.gmx.de >

April 14, 2011

[Pharo-project] Magma

by Torsten Bergmann

FYI: Chris Muller plans to update Magma for Pharo 1.2 http://lists.squeakfoundation.org/pipermail/magma/2011-April/001756.html We now get more package maintainers to see value in supporting Pharo and I think this is a good thing Bye T. -- Empfehlen Sie GMX DSL Ihren Freunden und Bekannten und wir belohnen Sie mit bis zu 50,- Euro! https://freundschaftswerbung.gmx.de

April 14, 2011

Re: [Pharo-project] Meanwhile, at another vm

by StÃ©phane Ducasse

On Apr 13, 2011, at 3:40 PM, Philippe Marschall wrote: > On 04/13/2011 02:57 PM, StÃ©phane Ducasse wrote: >> still this can always be interesting to learn your limit and dependencies. > > Sure, didn't make any judgments in any way. Just said I see some > problems on the road. That I'm convinced :) > > Cheers > Philippe > >

April 14, 2011

Re: [Pharo-project] Pharo Open Source Smalltalk â Contributors

by StÃ©phane Ducasse

Yes we need more faces under the mail addresses :) Stef On Apr 13, 2011, at 8:18 PM, laurent laffont wrote: > Added ! > > Laurent. > > On Wed, Apr 13, 2011 at 6:45 PM, Juan Vuletich <juan(a)jvuletich.org> wrote: > Hi Laurent, > > I'd like to be added to http://www.pharo-project.org/community/contributors . My picture is attached. Description text could be "Contributed the default anti-aliased fonts and the SimpleMorphic UI framework. Web page at www.jvuletich.org". > > Thank you. > > Cheers, > Juan Vuletich >

April 14, 2011

Re: [Pharo-project] Document on UIBuilder Tool

by StÃ©phane Ducasse

On Apr 13, 2011, at 8:02 PM, sourav roy wrote: > Hi all, > > Can any suggest me some documents on- > 1.UIBuilder Tool there is the one of nullPointer > 2.UI/Morph Class UITheme allExamples > 3.Database Connection Programming using Pharo. look at SqueakDBX BDXTalk > > Thanks&Regards, > Sourav Roy > Bangalore-India > > > > Get Yourself a cool, short @in.com Email ID now!

April 14, 2011

Re: [Pharo-project] new transcript :(

by StÃ©phane Ducasse

On Apr 14, 2011, at 9:31 AM, Fernando Olivero wrote: > Read only form, that's displayed surrounded by a system window. > Evaluate: Transcript clear. > I worked on some of the complaints, mainly by Igor on the previous email. > Maybe i should also make the TranscriptMorph to use a standard text > widget again. yes because this one looks like a regression. This is not clear that this is a readonly text that we cannot even select. > pd: please take a look at this issue: > ISSUE 3948: > I've replaced the Transcript class with an equal TranscriptModel > instance, reverting to the use of a global Transcript, according to > Igors suggestion. > I also modified a bit the TranscriptMorph, to denote the read-only > nature of the text. (Igor suggested to be able to select the text as > well, not yet there); and changed all the uses ( in Core) to go > through StandardToolSet openTranscript. ok I will Stef > > > On Wed, Apr 13, 2011 at 5:18 PM, StÃ©phane Ducasse > <stephane.ducasse(a)inria.fr> wrote: >> hi guys >> >> why there is no scrollbar on the widgets? >> why I cannot select text there? >> why I cannot delete text there? >> >> Stef >> >> >

April 14, 2011