September 2013 - Pharo-users

Re: [Pharo-users] Please help us by buying the book

by Yuriy Tymchuk

How about iBooks :) uko On 16 Ð²ÐµÑ. 2013, at 17:38, "Esteban A. Maringolo" <emaringolo(a)gmail.com> wrote: > I would pay an intermediate price to get a Kindle edition :) > Esteban A. Maringolo > > > 2013/9/16 Guillermo Polito <guillermopolito(a)gmail.com>: >> What about a tweet from the pharo tweeter so we can retweet? ;) >> >> >> On Mon, Sep 16, 2013 at 4:24 PM, Damien Cassou <damien.cassou(a)gmail.com> >> wrote: >>> >>> Hi, >>> >>> please support our work on Pharo by buying the new Deep into Pharo book >>> >>> http://rmod.lille.inria.fr/deepIntoPharo/ >>> >>> Your money go to the Pharo Association, so it's worth it. >>> >>> -- >>> Damien Cassou >>> http://damiencassou.seasidehosting.st >>> >>> "Success is the ability to go from one failure to another without >>> losing enthusiasm." >>> Winston Churchill >>> >> >

Sept. 16, 2013

Re: [Pharo-users] Please help us by buying the book

by Esteban A. Maringolo

I would pay an intermediate price to get a Kindle edition :) Esteban A. Maringolo 2013/9/16 Guillermo Polito <guillermopolito(a)gmail.com>: > What about a tweet from the pharo tweeter so we can retweet? ;) > > > On Mon, Sep 16, 2013 at 4:24 PM, Damien Cassou <damien.cassou(a)gmail.com> > wrote: >> >> Hi, >> >> please support our work on Pharo by buying the new Deep into Pharo book >> >> http://rmod.lille.inria.fr/deepIntoPharo/ >> >> Your money go to the Pharo Association, so it's worth it. >> >> -- >> Damien Cassou >> http://damiencassou.seasidehosting.st >> >> "Success is the ability to go from one failure to another without >> losing enthusiasm." >> Winston Churchill >> >

Sept. 16, 2013

Re: [Pharo-users] Please help us by buying the book

by Guillermo Polito

What about a tweet from the pharo tweeter so we can retweet? ;) On Mon, Sep 16, 2013 at 4:24 PM, Damien Cassou <damien.cassou(a)gmail.com>wrote: > Hi, > > please support our work on Pharo by buying the new Deep into Pharo book > > http://rmod.lille.inria.fr/deepIntoPharo/ > > Your money go to the Pharo Association, so it's worth it. > > -- > Damien Cassou > http://damiencassou.seasidehosting.st > > "Success is the ability to go from one failure to another without > losing enthusiasm." > Winston Churchill > >

Sept. 16, 2013

Re: [Pharo-users] Please help us by buying the book

by Damien Cassou

On Mon, Sep 16, 2013 at 4:26 PM, jtuchel(a)objektfabrik.de <jtuchel(a)objektfabrik.de> wrote: > from this perspective; is there a difference in revenues between printed and > pdf? normally this is shown when you click on either the "Get PDF" or "Get printed" buttons on the website. For the PDF: you pay 6 â¬, Pharo association gets 4.73â¬ For the printed edition: you pay 25 â¬, Pharo association gets 11.44â¬ -- Damien Cassou http://damiencassou.seasidehosting.st "Success is the ability to go from one failure to another without losing enthusiasm." Winston Churchill

Sept. 16, 2013

Re: [Pharo-users] Please help us by buying the book

by jannik laval

Dear Joachim, Yes, the printed version gives approximatively 15 USD, the pdf gives 6USD Best regards, Jannik 2013/9/16 jtuchel(a)objektfabrik.de <jtuchel(a)objektfabrik.de> > Damien, > > from this perspective; is there a difference in revenues between printed > and pdf? > > Joachim > > Am 16.09.13 16:24, schrieb Damien Cassou: > > Hi, >> >> please support our work on Pharo by buying the new Deep into Pharo book >> >> http://rmod.lille.inria.fr/**deepIntoPharo/<http://rmod.lille.inria.fr/deepIntoPharo/> >> >> Your money go to the Pharo Association, so it's worth it. >> >> > > -- > -- ------------------------------**------------------------------**----------- > Objektfabrik Joachim Tuchel mailto:jtuchel@objektfabrik.deFliederweg 1 > http://www.objektfabrik.de > D-71640 Ludwigsburg http://joachimtuchel.**wordpress.com<http://joachimtuchel.wordpress.com> > Telefon: +49 7141 56 10 86 0 Fax: +49 7141 56 10 86 1 > > > -- ~~Jannik Laval~~ Ãcole des Mines de Douai Enseignant-chercheur http://www.jannik-laval.eu

Sept. 16, 2013

Re: [Pharo-users] Please help us by buying the book

by jtuchel＠objektfabrik.de

Damien, from this perspective; is there a difference in revenues between printed and pdf? Joachim Am 16.09.13 16:24, schrieb Damien Cassou: > Hi, > > please support our work on Pharo by buying the new Deep into Pharo book > > http://rmod.lille.inria.fr/deepIntoPharo/ > > Your money go to the Pharo Association, so it's worth it. > -- -- â¨----------------------------------------------------------------------- â¨Objektfabrik Joachim Tuchel mailto:jtuchel@objektfabrik.de â¨Fliederweg 1 http://www.objektfabrik.de D-71640 Ludwigsburg http://joachimtuchel.wordpress.com Telefon: +49 7141 56 10 86 0 Fax: +49 7141 56 10 86 1

Sept. 16, 2013

Please help us by buying the book

by Damien Cassou

Hi, please support our work on Pharo by buying the new Deep into Pharo book http://rmod.lille.inria.fr/deepIntoPharo/ Your money go to the Pharo Association, so it's worth it. -- Damien Cassou http://damiencassou.seasidehosting.st "Success is the ability to go from one failure to another without losing enthusiasm." Winston Churchill

Sept. 16, 2013

Re: [Pharo-users] Point3D?

by Udo Schneider

I'm not quite sure about the license of the class in Dolphin. So I'll make something simple on my own. I basically just need some structured storage and don't like the three-element Array approach. Thanks, Udo On 12.09.13 23:25, Esteban A. Maringolo wrote: > You can file it in from Dolphin... ;-) > It's a plain simple class. > > > > Esteban A. Maringolo > > > 2013/9/12 Udo Schneider > <udo.schneider(a)homeaddress.de > <mailto:udo.schneider@homeaddress.de>> > > All, > > I'm currently implementing a wrapper for the LeapMotion Controller. > Most of the values are Points in 3D space. So I'm searching for > "the" standard package providing something like Point3D. Or did I > miss the correct class in the base image? > > Thanks, > > Udo > > >

Sept. 14, 2013

Re: [Pharo-users] Benchmark

by StÃ©phane Ducasse

we should add that to the book chapter :) On Sep 14, 2013, at 2:16 PM, Camillo Bruni <camillobruni(a)gmail.com> wrote: > Short Answer: > ------------- > problemSize is used to calibrate your benchmark, so usually you adapt this value for > your machine. And yes you are right, the result is not divided by the problemSize. > > > Long Answer: > ------------ > The typical use case is like this: > > MathBench >> benchLoopSinus > 1 to: self problemSize to: [ :i | i sin ] > > Now you have two parameters to modifiy: > 1. the number of samples you take (aka, how many times you measure the time of #benchLoopSinus) > 2. the problem size (aka, how many times you run #sin inside #benchLoopSinus) > > You increase (1) to get a more stable result: > > MathBench run: 1 "for debugging". > MathBench run: 100 "will take a long time, but results are more accurate" > > You modify (2) to change the duration of your benchmark, in my silly example above, the > method is quite small and the benchmark would finish too quickly. Rule of thumb is to > get the run time of your benchmark (here #benchLoopSinus) in the range of 10ms and more. > This way you don't have to worry about the timer resolution used to capture the duration > of your method. > > > Does this answer your question? > > On 2013-09-14, at 08:06, Natalia Tymchuk <natalia.tymchuk(a)unikernel.net> wrote: >> Hello. >> I have a question about problemSize in benchmarking. I got the small times from running benchmarks and that's why I try to use problemSize like in the video http://vimeo.com/68494202. But the benchmark for which I rewrote code and used problemSize has given me very big result. Maybe it looks like there is no division on that problemSize. Am I wrong? What can I do? >> Best regards, >> Natalia >> >> 12.09.13 15:20, StÃ©phane Ducasse Ð½Ð°Ð¿Ð¸ÑÐ°Ð²(Ð»Ð°): >>> On Sep 11, 2013, at 9:22 PM, Natalia Tymchuk <natalia.moskovchuk(a)unikernel.net> wrote: >>> >>>> Hello Stephane. >>>> Yes, I'm interested in that and it will be an honor for me)). >>> Excellent. >>> If you have a github account let me know and I will add you as a contributor >>> Have a look at >>> >>> https://github.com/SquareBracketAssociates/PharoForTheEnterprise-english/tr… >>> >>>> But I never wrote the books and my English is not at its best level. However I think that after a couple reviews my English will be better . >>> No stress :) >>> My english sucks too and we should not care for now. >>> >>>> Best regards, >>>> Natalia >>> >> >> >

Sept. 14, 2013

Re: [Pharo-users] Benchmark

by Natalia Tymchuk

Thanks, Camillo, for that big and very useful letter. You helped me a lot. Best regards, Natalia 14.09.13 15:16, Camillo Bruni Ð½Ð°Ð¿Ð¸ÑÐ°Ð²(Ð»Ð°): > Short Answer: > ------------- > problemSize is used to calibrate your benchmark, so usually you adapt this value for > your machine. And yes you are right, the result is not divided by the problemSize. > > > Long Answer: > ------------ > The typical use case is like this: > > MathBench >> benchLoopSinus > 1 to: self problemSize to: [ :i | i sin ] > > Now you have two parameters to modifiy: > 1. the number of samples you take (aka, how many times you measure the time of #benchLoopSinus) > 2. the problem size (aka, how many times you run #sin inside #benchLoopSinus) > > You increase (1) to get a more stable result: > > MathBench run: 1 "for debugging". > MathBench run: 100 "will take a long time, but results are more accurate" > > You modify (2) to change the duration of your benchmark, in my silly example above, the > method is quite small and the benchmark would finish too quickly. Rule of thumb is to > get the run time of your benchmark (here #benchLoopSinus) in the range of 10ms and more. > This way you don't have to worry about the timer resolution used to capture the duration > of your method. > > > Does this answer your question? > > On 2013-09-14, at 08:06, Natalia Tymchuk <natalia.tymchuk(a)unikernel.net> wrote: >> Hello. >> I have a question about problemSize in benchmarking. I got the small times from running benchmarks and that's why I try to use problemSize like in the video http://vimeo.com/68494202. But the benchmark for which I rewrote code and used problemSize has given me very big result. Maybe it looks like there is no division on that problemSize. Am I wrong? What can I do? >> Best regards, >> Natalia >> >> 12.09.13 15:20, StÃ©phane Ducasse Ð½Ð°Ð¿Ð¸ÑÐ°Ð²(Ð»Ð°): >>> On Sep 11, 2013, at 9:22 PM, Natalia Tymchuk <natalia.moskovchuk(a)unikernel.net> wrote: >>> >>>> Hello Stephane. >>>> Yes, I'm interested in that and it will be an honor for me)). >>> Excellent. >>> If you have a github account let me know and I will add you as a contributor >>> Have a look at >>> >>> https://github.com/SquareBracketAssociates/PharoForTheEnterprise-english/tr… >>> >>>> But I never wrote the books and my English is not at its best level. However I think that after a couple reviews my English will be better . >>> No stress :) >>> My english sucks too and we should not care for now. >>> >>>> Best regards, >>>> Natalia >>

Sept. 14, 2013