Re: How to create a new MIME type for a Sugar activity?

2008-02-11 Thread Yoshiki Ohshima
At Mon, 11 Feb 2008 17:35:59 +, Martin Dengler wrote: > > Is there a possibility to make a distinction between "ability to > handle" and "claims [as the default handler]"? As an outsider / > random developer, I understand why Etoys should declare it can handle, > say, text/html, but I don't u

Re: How to create a new MIME type for a Sugar activity?

2008-02-11 Thread Yoshiki Ohshima
Albert, > > The MIME type of application/zip works, but Etoys is > > using that one too. > > Whatever you invent, Etoys will claim it in the next release. > It does not matter if Etoys has any ability to handle the data. No. If it is something that somebody invent for their app, we don't ha

Re: Open Simulator with Physics Engine

2008-02-20 Thread Yoshiki Ohshima
It is not something done with a physics engine, but there are a few particle systems written in Etoys. For example, if you launch Etoys, click on "Gallery of Projects", and click on the thumbnail third from the left in the bottom row. It is an ideal gas simulation (in 2D). You can modify the

Re: [OLPC library] Lieutenant Governor Pat Quinn on HB5000

2008-04-10 Thread Yoshiki Ohshima
There was been strong Etoys experiment going in Illinois, especially at Columbia College and UIUC. I don't know how much olpc-chicago overlaps with that group, but it would be nice to be able to say that "we already have been doing the test of (a part of) software long time in the state." -- Yo

Re: [OLPC library] Lieutenant Governor Pat Quinn on HB5000

2008-04-11 Thread Yoshiki Ohshima
At Thu, 10 Apr 2008 22:10:45 -0700, Edward Cherlin wrote: > > On Thu, Apr 10, 2008 at 9:04 PM, Yoshiki Ohshima <[EMAIL PROTECTED]> wrote: > > There was been strong Etoys experiment going in Illinois, especially > > at Columbia College and UIUC. > > Excellent. C

Re: [Community-news] on Sugar

2008-04-23 Thread Yoshiki Ohshima
At Wed, 23 Apr 2008 23:47:09 +0200, Hilaire Fernandes wrote: > > 2008/4/23 Korakurider <[EMAIL PROTECTED]>: > > > So I am assuming the policy would apply to effort porting activities to > > windows. > > But this should make us much slower... > > Not necessary. Application developed within Squ

Re: to be deployed Epaati version is out!

2008-04-24 Thread Yoshiki Ohshima
Hello, I think you used the display scaling a lot... The biggest problem with it is that it defaults to 32-bit depth Display and all artwork loaded into or created became 32-bit depth. You could look at the SketchMorphs in it and convert them to 16-bit (or even 8-bit with some loss of quality)

Re: to be deployed Epaati version is out!

2008-04-24 Thread Yoshiki Ohshima
> I'm playing with Epaati-10 a bit. Entering > Grade2/Math/Unit4/IIM4_2_money identification.011.pr and coming back > (the instance of Project did get collected, but the accompanying > PasteUpMorph serving as its world along with all objects and players > are lingering. Now, I'm (again) looking

Re: to be deployed Epaati version is out!

2008-04-24 Thread Yoshiki Ohshima
And, compiling textual code, including class definition, etc. in the file out part of the project is quite slow. I noticed that some projects have seemingly unnecessary class definitions of Players (I don't know why these are there), and if you can eliminate them in one way or another (you can s

Re: [squeak-dev] Re: to be deployed Epaati version is out!

2008-04-24 Thread Yoshiki Ohshima
Ties, Please try attached change set. In Epaati-10, it seems to remove almost all objects. (There are uninstanciated uniclasses left; that may have to be removed by calling some methods like: Player abandonUnnecessaryUniclasses and Player removeUninstantiatedSubclassesSilently -- Yoshiki

Re: Auto backlight management?

2008-04-24 Thread Yoshiki Ohshima
At Thu, 24 Apr 2008 22:43:53 -0400, John Watlington wrote: > > > Bert misread the spec. When the backlight is switched off, the screen > automatically switches to B&W mode. Why would you want to take > that out of the control of the user ? Did he misread the spec? What you wrote here and w

Re: 15 computer science collegians looking for a project

2008-04-29 Thread Yoshiki Ohshima
> We are a group of 15 collegians, studying 'Applied Computer Science' > at the University of Applied Sciences in Iserlohn (Germany) and we > are looking for a project for the OLPC within the scope of our subject > "Computer-Networks". Our professor (Prof. Martin Hühne) let us choose > our own

Re: very simple datastore reimplementation

2008-05-13 Thread Yoshiki Ohshima
> and that's it. It's a trivial thing, will work on any fs, on any OS, > no magic tricks needed. We can do fast searches on based on the > "documents metadata", and the only "slow" op is mounting a device > where the documents metadata is stale or missing. I like along this line, too. In fact,

Re: View Source question

2008-05-16 Thread Yoshiki Ohshima
> What's the best path for making an activity 'view source' friendly? > Reverse engineering from Chat, which is? Some other way? Perhaps you could write it in Squeak. The entire dynamic and static state and environment including source code is readily available for "viewing" to the user, and y

Re: [Etoys] squeak image sometimes takes very long to be responsive after XO suspend

2008-05-17 Thread Yoshiki Ohshima
> Basically when coming out of suspend, the Squeak process takes up lots > of cpu power and can be unresponsive for about a minute on build 703 > (other builds not yet tested). Hmm. Interestingly, windows VM has similar problem. If you suspend Windows with Squeak running, resuming takes long t

Re: View Source question

2008-05-18 Thread Yoshiki Ohshima
> Indeed, that is one of the virtues of Squeak. Python was somewhat of a > compromise in this respect, but it has the virtual that opens up ready > access to most of the rest of the GNU/Linux world. I'm not sure if Python has that edge over Squeak, but probably it does. > Alas, this is a featur

contents (Re: View Source question)

2008-05-19 Thread Yoshiki Ohshima
> > Creating content that is culturally and personally meaningful to children > > across the world is a huge challenge. > > The thorny issue of content has also been a subject of debate from the > very beginning. The gist of the debate was in regard to the proper > balance between OLPC providing c

ideals and practice (Re: View Source question)

2008-05-19 Thread Yoshiki Ohshima
Edward, I put Reply-To: header (I don't know if it goes through). Please send the reply to Its.an.education.project, if it continues. For the middle part of this email, you are just paraphrasing what I wrote, so I see not much difference. > This is a great thread. It is bringing out a lot o

Re: View Source question

2008-05-19 Thread Yoshiki Ohshima
> So, I'm really not (at this time) interested in peeling layers, or that > it's a no-brainer in squeak, or frankly (again at this time) deeper > implications or philosophy. > > The philosophy is interesting and challenging, but I just want to figure > out how to implement a feature that the XO

Re: Video from last week's country meetings.

2008-05-28 Thread Yoshiki Ohshima
At Mon, 26 May 2008 14:58:06 -0400, C. Scott Ananian wrote: > > On 5/23/08, C. Scott Ananian <[EMAIL PROTECTED]> wrote: > > I've posted the agenda for this week's country meetings, and slides > > from most talks, at: > > http://wiki.laptop.org/go/Presentations/May_2008_Country_Workshop > > Thi

Re: Video from last week's country meetings.

2008-05-29 Thread Yoshiki Ohshima
> Please let me know the exact URL you had trouble viewing, and > double-check the sizes against the index listing on > http://download.laptop.org/content/conf/20080520-country-wkshp/Video/2008-05-20/ > to ensure you have the whole file. There are multiple versions of > each talk, and it's possibl

Re: [squeak-dev] Re: squeak image sometimes takes very long to be responsive after XO suspend

2008-06-04 Thread Yoshiki Ohshima
Tomeu and all, At Fri, 16 May 2008 13:53:16 +0200, Tomeu Vizoso wrote: > > On Fri, May 16, 2008 at 1:50 PM, Ties Stuij <[EMAIL PROTECTED]> wrote: > > > > Basically when coming out of suspend, the Squeak process takes up lots > > of cpu power and can be unresponsive for about a minute on build 7

Re: [squeak-dev] Re: squeak image sometimes takes very long to be responsive after XO suspend

2008-06-04 Thread Yoshiki Ohshima
I forgot to mention one thing. So, Ties, you might be already doing this, but one workaround for the problem is to instruct kids not to touch the keys or touchpad when the unit is suspended... -- Yoshiki ___ Devel mailing list Devel@lists.laptop.org h

Re: Unicode for Etoys

2008-06-19 Thread Yoshiki Ohshima
At Thu, 19 Jun 2008 12:05:13 -0700, Edward Cherlin wrote: > > Trac Issue #4011 "Put the Pango support for Etoys in place." is marked > for Update 2. > > What is the holdup? This is a blocker for Mongolian Cyrillic, Greek > http://www.olpcnews.com/countries/greece/using_xos_in_greece.html, > Ethio

Re: fixing etoys

2008-06-24 Thread Yoshiki Ohshima
At Tue, 24 Jun 2008 14:16:22 -0400, Albert Cahalan wrote: > > Here are some ideas that might help you fix some of the problems > with start-up performance, shut-down performance, open source, > and software engineering practices. First, Etoys' start up time is very fast. And shutdown/saving co

Re: [IAEP] etoys now available in Debian's non-free repository

2008-06-24 Thread Yoshiki Ohshima
After seeing that Jim Gettys and Alan Kay combined failed to convince a guy on a software issue, it is uncertain that how much I can add^^; But here goes: At Wed, 25 Jun 2008 00:04:36 +0200, Bert Freudenberg wrote: > > > Am 24.06.2008 um 23:12 schrieb Frank Ch. Eigler: > > > The gist of the a

Re: [IAEP] etoys now available in Debian's non-free repository

2008-06-24 Thread Yoshiki Ohshima
Thank you, Jim! I've missed previous conversation on this one so it is probably redundant, but here is some additional information: > > We then make sure that the stage2 and stage3 binaries are identical. > > (This check has caught hundreds of bugs in gcc, binutils, and in > > vendor compiler

Re: [IAEP] fixing etoys

2008-06-24 Thread Yoshiki Ohshima
> Yoshiki Ohshima wrote: > > Again, start up time is not a problem. Etoys start up looks a bit > > slow on XO, but that is because the DBus communication that has to be > > done. > > I frequently hear DBus being accused of latency. As badly > implemented as

Re: etoys implementation

2008-06-25 Thread Yoshiki Ohshima
Hi, John, > My only experience with Squeak/eToys up til now was trying it on the > OLPC as a naive user. Poking at objects on the screen with the > handles, since that was the only tutorial offered. The way the darn > thing "saved its workspace" in the friggin Journal whenever you tried > to q

Re: etoys implementation

2008-06-25 Thread Yoshiki Ohshima
John, I separated the real Etoys implementation part from your email. Hopefully it helps to focus on different aspects of discussion. > It took some searching, but I found a paper on the design of the guts > of Squeak: > > ftp://st.cs.uiuc.edu/Smalltalk/Squeak/docs/OOPSLA.Squeak.html > >

Re: etoys implementation

2008-06-25 Thread Yoshiki Ohshima
> >> There's also a warning at http://wiki.squeak.org/squeak that if you > >> want to run eToys, you need to run a different version of Squeak than > >> everybody else. > >> > > > > *That* is Etoys. What is wrong with it? > > > Just out of curiosity: > Exactly how is it different from va

Re: etoys implementation

2008-06-25 Thread Yoshiki Ohshima
> > Each of image will make a .sources file so you > > get two .sources file. Then, use diff (perhaps you might want to > > convert CR to LF before that) to see the difference. > > Is this .sources output what Debian is asking for? If not, why not, > and what would we have to do to complete it fr

Re: etoys implementation

2008-06-25 Thread Yoshiki Ohshima
At Wed, 25 Jun 2008 19:09:12 -0400, Frank Ch. Eigler wrote: > > "Edward Cherlin" <[EMAIL PROTECTED]> writes: > > > [...] Can gst bring in a .sources file and a .changes file and > > create a working image? > > It doesn't have to. It builds "gst.im" from scratch at every > bootstrap. If squeak

Re: [IAEP] etoys now available in Debian's non-free repository

2008-06-25 Thread Yoshiki Ohshima
At Tue, 24 Jun 2008 17:12:23 -0400, Frank Ch. Eigler wrote: > > The gist of the argument is that one can't currently know what's > really inside an etoys image, except beyond what it itself tells us, BTW, have you now understood that this was not true? -- Yoshiki __

Re: [IAEP] etoys now available in Debian's non-free repository

2008-06-25 Thread Yoshiki Ohshima
At Tue, 24 Jun 2008 17:12:23 -0400, Frank Ch. Eigler wrote: > > The gist of the argument is that one can't currently know what's > really inside an etoys image, except beyond what it itself tells us, BTW, do you now agree that this was not true? If you give me an image file and ask me "why t

Re: [IAEP] etoys now available in Debian's non-free repository

2008-06-25 Thread Yoshiki Ohshima
After writing the most of reply here, I found it now largely off-topic (thanks to Frank for understanding!) At Wed, 25 Jun 2008 21:00:24 -0400, Frank Ch. Eigler wrote: > > > Yoshiki Ohshima <[EMAIL PROTECTED]> writes: > > >> The gist of the argument is that one

Re: etoys now available in Debian's non-free repository

2008-06-26 Thread Yoshiki Ohshima
Albert, Before drifting to a new topic, let me make sure one thing; did you get convinced that FSF's definition of software freedom doesn't contradict with a binary image file with right tools to fully explore/understand/modify it? If not, please explain. If so, I understand that you don't

Re: etoys now available in Debian's non-free repository

2008-06-26 Thread Yoshiki Ohshima
> Right. I'm also not explaining why software freedom is > good, why maintainability is good, why interoperability > is good, etc. Values are values. That is alright. You tried several claims to say Etoys is not open source based on incorrect ideas, and now it seems that you exhausted such clai

Re: etoys now available in Debian's non-free repository

2008-06-26 Thread Yoshiki Ohshima
Albert, > The very foundation of the Linux development community > (which Squeak developers are asking to be accepted by) > includes an expectation that software can be handled in > certain ways. I don't know if it is *very* foundation, yeah there is an expectation. I know it because I was o

A greater cause (Re: etoys now available in Debian's non-free repository)

2008-06-26 Thread Yoshiki Ohshima
Hello, Sorry for causing some email traffic last a few days. We, everybody who are participating the project, including Albert, John, Bert and myself, are working for a greater cause; that is to empower children all over the world via computer technology and education. There are some diffe

Re: etoys now available in Debian's non-free repository

2008-06-26 Thread Yoshiki Ohshima
At Thu, 26 Jun 2008 18:47:11 -0700, Edward Cherlin wrote: > > On Tue, Jun 24, 2008 at 11:04 AM, Albert Cahalan <[EMAIL PROTECTED]> wrote: > > I'm glad that Debian didn't break the rules for etoys. > > You're claiming to be open source, yet you've LOST the > > source code decades ago. > > This tur

Re: etoys now available in Debian's non-free repository

2008-06-27 Thread Yoshiki Ohshima
At Thu, 26 Jun 2008 23:43:45 -0700, Edward Cherlin wrote: > > I think that the result of all this is that we can produce all of the > C (or some other language, maybe CLOS) and Smalltalk source files that > Debian wants (even if we think of the C as compiler output, we don't > have to bother them

Re: etoys now available in Debian's non-free repository

2008-06-27 Thread Yoshiki Ohshima
Hi, Edward, Thank you (again) for thinking about these things! Well, now I see a reply from Alan. I'll try to concentrate on the pure technical part. > >> I think that the result of all this is that we can produce all of the > >> C (or some other language, maybe CLOS) and Smalltalk source

Re: etoys now available in Debian's non-free repository

2008-06-27 Thread Yoshiki Ohshima
Albert, > You'd be all set if you had Smalltalk source code that you > could feed into any random Smalltalk system to create > your build tools. > > While I happen to like C, and it's a very popular way to > achieve the required ability to bootstrap, it isn't needed. > You even get a certain amo

Re: P.S. Re: [IAEP] etoys now available in Debian's non-free repository

2008-06-28 Thread Yoshiki Ohshima
> Continuing with the biological analogy, the folks who want to be able to > bootstrap a Squeak/etoys image (starting from 'scratch' without such an image) > want literally to be able to make ontogeny recapitulate phylogeny -- not > necessarily every time an image starts, possibly not necessarily e

Re: Scratch localization.

2008-08-27 Thread Yoshiki Ohshima
At Wed, 27 Aug 2008 18:54:18 +0200, Bert Freudenberg wrote: > > > Am 27.08.2008 um 18:38 schrieb C. Scott Ananian: > > > Scratch appears to require manual editing of the Scratch.ini file in > > order to come up in a language other than English. Is there any way I > > can pass a command-line opt

Re: Clock activity? Activities about time?

2008-09-01 Thread Yoshiki Ohshima
At Mon, 01 Sep 2008 16:38:19 -0400, Chris Ball wrote: > > Hi Bastien, > >> is there a Sugar activity displaying a simple clock? > > Yes; search for Clock on http://wiki.laptop.org/go/Activities. > >> What activities can be used to teach things about time? (seconds, >> minutes, hour

Re: idea for running out of RAM

2008-09-23 Thread Yoshiki Ohshima
At Tue, 23 Sep 2008 10:57:36 -0700, Deepak Saxena wrote: > > On Sep 23 2008, at 03:40, Albert Cahalan was caught saying: > > Determining the RAM requirement for an activity goes something like > > the following: > > > > awk '/Dirty/{x+=$2} END{print x}' < /proc/12345/smaps > > > > (after exercis

Re: [sugar] G1G1 Pre-installed Activities Request for Help Testing

2008-09-25 Thread Yoshiki Ohshima
> > BTW, the spreadsheet is at > > http://spreadsheets.google.com/ccc?key=p_Xhb6KcXLyEViA50CnCaDg&hl=en > > So by that metric, Terminal is the best activity. Huh? Yeah. Do these numbers mean anything? What is the point of averaging unrelated numbers? Averaging lines of code score and usabili

Re: [sugar] G1G1 Pre-installed Activities Request for Help Testing

2008-09-25 Thread Yoshiki Ohshima
At Thu, 25 Sep 2008 14:37:09 -0500, Sameer Verma wrote: > > On Thu, Sep 25, 2008 at 12:39 PM, Yoshiki Ohshima <[EMAIL PROTECTED]> wrote: > >> > BTW, the spreadsheet is at > >> > http://spreadsheets.google.com/ccc?key=p_Xhb6KcXLyEViA50CnCaDg&hl=en > >

Etoys supports the DC input

2008-09-27 Thread Yoshiki Ohshima
Hello, It's been available for a while, but I'd like to announce that Etoys running on XO supports the DC input. To try it: - Launch Etoys. - Drag out the "Object Catalog" from the Tresure Box. - Go to "Multimedia" category in the Object Catalog. - Drag out "WorldStethoscope". -

Another Journal Ideas

2008-10-16 Thread Yoshiki Ohshima
Hello, As pointed out elsewhere, the NLS system had a data storing and sharing mechanism called "Journal". It allowed full-text search, versioning, hyperlinking/annotations and sharing among users. http://www.bootstrap.org/augdocs/augment-33076.htm The sharing and searching let people do

Re: Another Journal Ideas

2008-10-17 Thread Yoshiki Ohshima
Thank you, Scott! > Yes, what you've described is more-or-less the plan of record: don't > store any metadata which can be extracted from the actual content, and > use plugins in the indexing service to extract interesting metadata > from a variety of "real" formats. Good. So I wasn't so "of

Re: [Olpc-open] The 40th Anniversary of the Dynabook event at Computer History Museum

2008-10-29 Thread Yoshiki Ohshima
x27;t sound like so many seats are remaining though). -- Yoshiki > 2008/9/24 Yoshiki Ohshima <[EMAIL PROTECTED]>: > > There will be an interesting event. It is even sponsored by OLPC! > > > > http://www.computerhistory.org/events/inde

Re: Allowing an activity to be launched multiple times in parallel

2008-10-29 Thread Yoshiki Ohshima
Technical arguments aside, I thought that people feel the stop/resume model of Activity important to Sugar. If so, I think the stop/resume model does invite the idea of limiting to one instance of activity at a time. Two parallel Write sessions? Then, we might as well consider to switch to t

Re: [Olpc-open] The 40th Anniversary of the Dynabook event at Computer History Museum

2008-10-30 Thread Yoshiki Ohshima
At Thu, 30 Oct 2008 19:12:46 -0700, Edward Cherlin wrote: > > On Wed, Oct 29, 2008 at 1:45 AM, Yoshiki Ohshima <[EMAIL PROTECTED]> wrote: > > At Tue, 28 Oct 2008 14:24:09 -0400, > > Brian Jordan wrote: > >> > >> Cool! (bump) > > > > Yes and

Re: G1G1 updates, Lennon video and other vids

2008-12-30 Thread Yoshiki Ohshima
At Sat, 27 Dec 2008 14:42:51 -0500, Samuel Klein wrote: > > Hi, > > The Lennon video that's been murmured about for weeks has been > released. I'm curious to see reactions from the list. I have to agree wtih David on making a dead cerebrity say something he didn't say. And, while the message

Re: Spreadsheets

2007-05-31 Thread Yoshiki Ohshima
Michael, > There are no plans for an official OLPC spreadsheet activity. At > least, none that I have heard of (or could imagine). Largely because 6 > year olds shouldn't have access to it. Can you explain why they shouldn't? Spreadsheet is a good way to experiment numbers and (usually) pr

Re: Spreadsheets

2007-05-31 Thread Yoshiki Ohshima
Michael, > > > There are no plans for an official OLPC spreadsheet activity. At > > > least, none that I have heard of (or could imagine). Largely because 6 > > > year olds shouldn't have access to it. > > > > Can you explain why they shouldn't? > > It wasn't that I felt children should or sh

Re: Can't load image 466 on my B1 machine

2007-07-11 Thread Yoshiki Ohshima
Hi, Jim, > You need to download and add a .crc file found with the build. I don't > remember what build those got added in. > > Why, specifically, are you loading 466, rather than 496, if I may ask? Notice the date of original email. Around that time, 466 was the "latest ok version" to play

Re: Can't load image 466 on my B1 machine

2007-07-11 Thread Yoshiki Ohshima
Ivan, > On Jul 11, 2007, at 5:37 PM, Yoshiki Ohshima wrote: > > It seems that (by looking at Received-by: headers) some emails (to > > @laptop.org?) was disrupted intermittently. > > Stuck in the moderation queue which has to be manually flushed. Ah, ok. I saw o

Re: August Penguin talk

2007-08-05 Thread Yoshiki Ohshima
Probably, the better bet is the "Camera" object in Etoys. It works, and you can even rotate, resize, make a few scripts that does recording and playback by yourself during the demo... -- Yoshiki At Sun, 5 Aug 2007 20:18:00 +1000, James Cameron wrote: > > On 05/08/2007, at 5:13 PM, Zvi Devir w

Re: some first impressions

2007-08-13 Thread Yoshiki Ohshima
Hello, > OLCP just had a summer intern, Arjun Sarwal, who developed some low-cost > gadgets to plug into the mic port - temperature sensor, intrusion > detector, etc. He plans to document them and set up a framework for > documenting other similar hacks. Ohh, that is cool. We would be ha

Re: some first impressions

2007-08-16 Thread Yoshiki Ohshima
Arjun, > 1) eToys: > It would be very nice to have support for Analog Input in eToys. > > You could use my code - > > See > http://dev.laptop.org/git?p=projects/measure;a=blob_plain;f=audioGrab.py;hb=HEAD > (getting samples) > > and > http://dev.laptop.org/git?p=projects/measure;a=blob_plain;

Re: some first impressions

2007-08-16 Thread Yoshiki Ohshima
Mitch, > > Thank you. As I wrote on http://dev.laptop.org/ticket/2800, what we > > would like to have is C functions. Then, I can wrap them as Squeak > > primitives. Probably I can just rip these functions from amixer, but > > if you can tell me which, that would be good! > > > This is t

Some discussion on education

2007-08-16 Thread Yoshiki Ohshima
For those who are interested in the educational aspects of the OLPC project, I thought the discussion on this mailing list starting from this email: http://squeakland.org/pipermail/squeakland/2007-August/003717.html This discussion might make you think that claiming a video chat app as "the kil

Re: some first impressions

2007-08-16 Thread Yoshiki Ohshima
Mitch, > It turns out that there is a GPIO driver - the source is in > char/drivers/cs5535_gpio.c - and it is available as a kernel module: > > modprobe cs5535_gpio > > However, nobody that I asked knows how to use it (it doesn't appear in > /dev/ after you modprobe it, and the corresponden

Re: Some discussion on education

2007-08-16 Thread Yoshiki Ohshima
Thank you for your comment, Chris, > Let's exclude reading/writing, math and drawing, since they're aimed > at by traditional education. What could be a higher-bandwidth way > for children to learn about the rest of the list than to have a global > video conversation with each other, child to c

Re: Some discussion on education

2007-08-16 Thread Yoshiki Ohshima
Hello, Elijah, > > http://squeakland.org/pipermail/squeakland/2007-August/003717.html > > > > This discussion might make you think that claiming a video chat app as > > "the killer app" is not a very compelling pitch as an educational > > project... > > video chat alone, not so useful. > > vid

Re: [sugar] Some discussion on education

2007-08-17 Thread Yoshiki Ohshima
Hello, Edward, > Just as videophones have not taken off in industrialized nations, video chat > is not a killer app. I have used > teleconferencing as a business tool, and it will have a place in the XO > program. But what we really need is quite > different. Yes. Since I've read this emai

Pippy and Calculate

2007-09-04 Thread Yoshiki Ohshima
Hello, Now, we have Pippy. Into Pippy, the user can type simple expressions with some mathematical functions there and execute the expression. This means that there is large overlap between it and Calculate. Since Calculate is overly under-developed and it has very complicated interface, we

Re: Pippy and Calculate

2007-09-04 Thread Yoshiki Ohshima
Albert, > I think addressing the man-power problem sounds better. > Undocumented needlessly non-standard interfaces and a lack > of non-Python examples could have something to do with that. > Outsiders are not getting a warm welcome, and you're seeing > the natural result of that. ??? I was

Re: Pippy and Calculate

2007-09-04 Thread Yoshiki Ohshima
Jameson, Thanks! Having a simple plotter combined with Pippy would be a good idea. Even just making a character/console based plotter would give kids a lot to learn, at the same time. > The one place Calculator is clearly better than Pippy is as a nice simple > Sugar example app, we can le

Re: Pippy and Calculate

2007-09-04 Thread Yoshiki Ohshima
Ivan, > > Even just making a character/console based plotter would give > > kids a lot to learn, at the same time. > > There are some folks in the Python scientific computing community > working on this. I'm pretty excited about it. Cool. If you are excited about it, it means a lot. If

Re: [sugar] Pippy and Calculate

2007-09-05 Thread Yoshiki Ohshima
Reinier, Firstly, I apologize if my first email sounded too harsh to you. (It definitely didn't mean to be personal.) > Being the main Calculate developer, I don't agree on your opinion about > Calculate. I think it deserves to be a separate activity. It's true that > it was a little underd

Re: [sugar] Pippy and Calculate

2007-09-05 Thread Yoshiki Ohshima
Hello, Walter, Thank you for the comment. > (1) Especially for young children who are just beginning to read and > write, imposing Python and its syntax on them is to high of a hurdle > for accessing a calculator; Yes. But, Pippy can pretend that it is not about Python at first. The user

Re: Pippy and Calculate

2007-09-05 Thread Yoshiki Ohshima
Hi, Chris, > (I'm the Pippy author.) (We didn't have much time to discuss with you while I was in Cambridge two weeks ago...) >> Imagine if Pippy has a button called "Print!", which would be >> located right next to the "Run!" button. And, if "Print!" prints >> out the result

Re: Pippy and Calculate - Evolution Solution

2007-09-06 Thread Yoshiki Ohshima
Hi, Steve, I now understand that the "merger" wouldn't happen in the given timeframe, so the following is just an unconstructive rant... > I am a lurker, but this is an interesting discussion. I am a > developer in health applications working with current dev release on a > B4. Calculate is

Re: Pippy and Calculate - Evolution Solution

2007-09-07 Thread Yoshiki Ohshima
Albert, Oh, good. You weren't simply trying to flame the discussion after all^^; For now, let me just jump to the last part... > > Imagine if the functions that are available in the Calculate "mode" > > (such as sin, sqrt, etc.) are actually defined in a way that kids can > > understand (f

Re: Pippy and Calculate - Evolution Solution

2007-09-07 Thread Yoshiki Ohshima
Mitch, > > Remember the famous quote from Jerome Bruner: > > > > We begin with the hypothesis that any subject can be taught > > effectively in some intellectually honest form to any child at any > > stage of development. > > > > Sounds more like a statement of faith than a fal

constructivism (Re: Pippy and Calculate - Evolution Solution)

2007-09-07 Thread Yoshiki Ohshima
> > We begin with the hypothesis that any subject can be taught > > effectively in some intellectually honest form to any child at any > > stage of development. -- Jerome Bruner > > > > Sounds more like a statement of faith than a falsifiable hypothesis. It is too bad to see a p

Re: Pippy and Calculate - Evolution Solution

2007-09-07 Thread Yoshiki Ohshima
Albert, > > Again, this is not a criticism toward Reinier, but rather toward the > > fact that keeping up with the rate of change that Sugar and the UI > > guideline is not something a volunteer developer can easily cope with. > > Calculate is in Python, isn't it? Sugar and UI changes are dea

Re: Pippy and Calculate - Evolution Solution

2007-09-07 Thread Yoshiki Ohshima
Hi, James, > I'm in Australia. In our school system we use lowest common > denominator, class based teaching ... advancement in knowledge and skill > beyond the plan for the year is socially punished. Wow. Sounds like Japan. > Bright kids learned > to hide their ability. However, even wi

Re: Pippy and Calculate - Evolution Solution

2007-09-08 Thread Yoshiki Ohshima
Ivan, > > You can almost tell that he is pretty much the only guy who is > > interested in supporting outside developers. > > That isn't fair. I speak on behalf of the entire OLPC team when I say > that we're extremely interested in supporting outside developers. > There's no question about

Re: Pippy and Calculate - Evolution Solution

2007-09-09 Thread Yoshiki Ohshima
Ivan, > There were virtually no widespread public systems of education until > the industrial revolution. Once they came about, they came about with > a purpose: creating skilled industrial workers. I would say this part is too much generalization, but,,, > That's broken. The reason the

Re: #3655 (Specify the order of the Activity taskbar icons)

2007-09-20 Thread Yoshiki Ohshima
Hello, We came across this bug ticket: https://dev.laptop.org/ticket/3655 - Specifically, the first 6 icons from the left should be (in order): Chat, Browse, Write, Record, Paint, TamtamJam? After that: Turtle Art, eToys, Pippy, Calculator, Measure, TamTamEdit?, SynthLab?, Memorize

Re: #3655 (Specify the order of the Activity taskbar icons)

2007-09-20 Thread Yoshiki Ohshima
Eben, Thank you for responding. I admit that just reading a short description of a bug track ticket may miss the context behind it, but anyway here goes: > > Specifically, the first 6 icons from the left should be (in order): > > Chat, Browse, Write, Record, Paint, TamtamJam? > > > > After t

Re: #3655 (Specify the order of the Activity taskbar icons)

2007-09-22 Thread Yoshiki Ohshima
SJ, > < I'd say... our priority (or our message) should be more on the > "hard fun" items. > > > > What do you think? > > I largely agree. I would put persistent collaboration on a par with > hard fun; but then I think multiplayer notepad is among the greatest > games ever. And certainly

Re: #3655 (Specify the order of the Activity taskbar icons)

2007-09-23 Thread Yoshiki Ohshima
Hello, Mitch, > I think that children will do what they consider fun, regardless of our > priorities or "message". This is almost FAQ, but have you heard of or read about Seymour's "Mathland" analogy? Like if parents have a lot of books in their house and read them, or play piano after dinn

something went wrong in the file system

2007-10-12 Thread Yoshiki Ohshima
Hello, My B4 with 616 build went into some interesting state. I was copying some executable files to a directory (under /usr/local/lib/) from my USB memory and playing with it (for several iteration) from the Sugar console. But I terminate the executable and left the system idle for a night.

Re: something went wrong in the file system

2007-10-12 Thread Yoshiki Ohshima
> Can you go on IRC (freenode, #olpc) ? If so, I would like to work with > you to see if my latest firmware works around your problem. > > > > Yoshiki Ohshima wrote: > > Hello, > > > > My B4 with 616 build went into some interesting state. I was >

Massive mesh view?

2007-10-19 Thread Yoshiki Ohshima
Hello, Recently, I talked with some folks who are trying to do promotion of the give one get one program, and some issues (all are related) came up: - How many users can be shown in the mesh view? - If you limit the number of buddys on the view, how do you limit? - Are we going to have

Re: [Olpc-open] Massive mesh view?

2007-10-20 Thread Yoshiki Ohshima
Thank you Philip, > There is a friends page along with the neighborhood view where you > can add all of the people that are important to you. I know this answer, but this is not really the answer, right? From where do you add all of these people and how do you find the important people? >

Re: Massive mesh view?

2007-10-20 Thread Yoshiki Ohshima
gt; there will be a default Jabber server, but undoubtedly more will pop > up. > > -walter > > On 10/20/07, Yoshiki Ohshima <[EMAIL PROTECTED]> wrote: > > Hello, > > > > Recently, I talked with some folks who are trying to do promotion of > > the give

Re: Monday Ship Mtg update message

2007-10-25 Thread Yoshiki Ohshima
Hi, Kim, I waited until somebody else asks this, but seems that I need to ask^^; How serious is the next deadline? While Etoys did create a new branch after Trial-3 deadline and development is going into the branch, not all our team members are comfortable with the tools enough to follow

Re: StopWatch activity

2007-11-14 Thread Yoshiki Ohshima
Benjamin, > 1. Clock is non-interactive. It doesn't make sense to share it, or > save it to the journal, so I've disabled those features. Human being is good at finding differences, but drawing similarity out of seemingly different things is more fun if you know it. > 2. I like small progra

Re: StopWatch activity

2007-11-14 Thread Yoshiki Ohshima
> What do people think of this distinction? To my prejudice, it sounds like a bad idea. If you have to do some operations on the laptop and wait many seconds just to check the current time, that sounds bad, too. There was an idea of having a little clock in the Sugar frame. How about that

Re: StopWatch activity

2007-11-14 Thread Yoshiki Ohshima
Eben, > > If you have to do some operations on the laptop and wait many > > seconds just to check the current time, that sounds bad, too. > > The clock activity is wholly independent in my perspective from having > a clock in Sugar. We still intend to incorporate that - the overhead > of lau

A "Clock" project in Etoys

2007-11-15 Thread Yoshiki Ohshima
Hello, After having a conversation with one of my colleague (Ian), I couldn't resist, and I happened to have some spare time while helping a TA as an unofficial TA. So I made a Clock project in Etoys. The file is available at: http://dev.laptop.org/~yoshiki/etoys/Clock.004.pr One way o

Re: Telling time (was: StopWatch activity)

2007-11-16 Thread Yoshiki Ohshima
Nick, At Thu, 15 Nov 2007 17:13:34 -0500, nick knouf wrote: > > > Bert Freudenberg writes: > > > > > I question the very assumption that continuously telling > > > the time is even remotely important on a learning machine > > > for kids in elementary school age. > > > > Dealing with time is a c

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