Hi Thanks I was planning to implement it. I asked Esteban to take the time to integrate my PR. Now can you send some PRs to the version of esteban like that we will get a better version. And you can open issues on his repo We will fix them. S
> On 2 Aug 2020, at 20:22, Russ Whaley <whaley.r...@gmail.com> wrote: > > Here are a couple of items with my first 5 minutes with the TODO tutorial... > TODOListPresenter >> initializePresenters > > todoListPresenter := self newTable > addColumn: ((SpCheckBoxTableColumn evaluated: [:task | task > isDone]) width: 20); > addColumn: (SpStringTableColumn title: 'Title' evaluated: > [:task | task title]); > yourself. > > self layout: (SpBoxLayout newVertical > add: todoListPresenter; > yourself) > > In this portion (Showing Tasks) - it does not define todoListPresenter.... is > it a local or a missed instVar. I tried it first as a local to enable save, > but then... > TODOListPresenter >> updatePresenter > > todoListPresenter items: TODOTask selectAll asOrderedCollection > > todoListPresenter isn't available for updatePresenter... so I'm assuming it > must be an instvar? I created accessors, then changed all the > todoListPresenter references to use the accessors (below). > TODOListPresenter >> initializePresenters > > self todoListPresenter: (self newTable > addColumn: ((SpCheckBoxTableColumn evaluated: [:task | task > isDone]) width: 20); > addColumn: (SpStringTableColumn title: 'Title' evaluated: > [:task | task title]); > yourself). > > self layout: (SpBoxLayout newVertical > add: self todoListPresenter; > yourself) > and... > TODOListPresenter >> updatePresenter > > self todoListPresenter items: TODOTask selectAll asOrderedCollection > > Also, in the first example - task isDone needs to be defined (and might be > defined later in the tutorial) - I'm assuming > SpCheckBoxTableColumn>>evaluated: is expecting a boolean, or do I need to > convert this somehow? I can check all these things out - but just curious if > I'm missing something? > TODOTask >> done > > ^ done > TODOTask >> isDone > > ^ self done > > I'll go through a bit more and update you on my progress. Ted, I also hope > to get to take a look at Zebra today :) > > > > > On Sun, Aug 2, 2020 at 2:07 PM Stéphane Ducasse <stephane.duca...@inria.fr > <mailto:stephane.duca...@inria.fr>> wrote: > > >> On 2 Aug 2020, at 19:51, tbrunz <wild.id...@gmail.com >> <mailto:wild.id...@gmail.com>> wrote: >> >>>> I've been thinking lately that it would be nice to expand the number of >>>> Pharo tutorials we have available. But rather than (or along with) >>>> creating >>>> more "beginner" level tutorials, I'd like to see some good "intermediate" >>>> level Pharo tutorials. >>> >>> Me too :) >> >> Let's do it, then. I'll volunteer to do most of the work. :^) > > I will review anything you write :) >> >> My hope is that participating in this will make me capable of creating >> advanced tutorials all by myself. > > I usually like to write to learn and dump what I learned. >> >>>> I think that programmers who already know the Pharo >>>> syntax and messaging semantics could benefit from more advanced tutorials >>>> that demonstrate how to develop "real world" Pharo code for "real world" >>>> processing needs. >>> >>> Yes yes I would love that. >> >> That was part of my motivation for creating a Pharo app to solve the Zebra >> Puzzle. First, of course, I wanted to solve it. ;^) > > I will send you some feeedback and PR. >> >>>> What I'm talking about is something that assumes you know the language, >>>> the >>>> basics of the IDE (but not necessarily how to leverage its capabilities >>>> to >>>> aid development), and the basics of the foundation classes (but not its >>>> details). I'd like a tutorial for intermediate Pharo programmers who >>>> want >>>> to become experts with Pharo. Something that can show you how to apply >>>> the >>>> tools of the IDE and the features of the language and base classes to >>>> create >>>> solutions that solve complex problems. >>> >>> do you have ideas? >> >> I do! >> >> As I started building the Logic Puzzle app, it occurred to me that I could >> probably find several different, common structures in OOP (specifically, >> Pharo) to add to the solution. And then each would be its own example of >> "what real Pharo code looks like". I.e., be good examples. >> >> But first, I needed to explore "how to do it in Pharo" for myself, which >> naturally would have me working the IDE strongly. >> >> Then I thought, the entire application can/should be an example, so it >> should be a tutorial. >> >> That means that I need more than just a completed application (that's "just >> an example"). To be a *tutorial*, it means starting from scratch, showing >> how to approach the solution, how to start a Pharo app, how to use the IDE, >> how to write tests, how to refactor code, etc. >> >> Then I thought, this needs a GUI. Either a Spec2 UI or a web app UI (with >> Seaside or Teapot). But I would need help with that! So I'll start by >> creating a message-based solution, and maybe get help to add a UI later. >> >> I did some prototyping, then got what I think might be a good code structure >> (by version 4; it took a while to "think pure OOP"; old habits are hard to >> fight against). It runs, it works. >> >> But.. Is it "good Pharo code"? I'm not experienced enough to answer that >> question. I need a code review, criticism, guidance. Point me in the right >> direction and I'll keep working on it, and start thinking about how to >> express the "meta" elements (how to use the IDE to make/test the code, >> etc.). >> >>>> What does the community think of this idea? >>> >>> I love it. I did Pharo by example so that I can get of rid of the beginner >> parts. >>> After I did learning OOP and Pharo with style so that I do not have to talk >> about it >>> again. >>> >>> So definitively. >> >> Okay, great. I'll do most of the work. But I need help... >> >> I don't want to go any further without someone much more experienced than I >> am to review what I have and let me know what I'm doing right & what I'm >> doing "no quite so right". Yes, it runs, it works -- but that's *not* good >> enough. The goal here isn't to "hack out a solution and move on", the goal >> is to "create an example and tutorial that's high enough quality to use to >> teach Pharo to other people". I don't want to be teaching *my* bad habits! >> >> Also, I know next to nothing about Spec2 or Seaside/Teapot. I just know >> that I need to learn it, and I need to use it to give my tutorial a UI (or >> two). Newcomers will show up wanting to learn Pharo, and they need to be >> reassured that they can create nice (enough) UIs without a huge effort. >> (Not everyone is a command line hacker, and end-users certainly don't want >> to be.) >> >> The more I learn (from you), the more I can be independent, and the more >> tutorials I could produce -- without a lot of help. I'm willing to do the >> work, because that will help make me a Pharo "master programmer". (I don't >> want to be a hack, and I can't really be a trainer if I'm just a hack >> myself.) >> >> I'll pay back the community by helping to attract and advance more >> developers' skills. I just have to have the more advanced knowledge & >> skills myself. So, train the (future) trainer, anyone?? >> >> -Ted >> >> >> >> -- >> Sent from: http://forum.world.st/Pharo-Smalltalk-Users-f1310670.html >> <http://forum.world.st/Pharo-Smalltalk-Users-f1310670.html> >> > > -------------------------------------------- > Stéphane Ducasse > http://stephane.ducasse.free.fr <http://stephane.ducasse.free.fr/> / > http://www.pharo.org <http://www.pharo.org/> > 03 59 35 87 52 > Assistant: Aurore Dalle > FAX 03 59 57 78 50 > TEL 03 59 35 86 16 > S. Ducasse - Inria > 40, avenue Halley, > Parc Scientifique de la Haute Borne, Bât.A, Park Plaza > Villeneuve d'Ascq 59650 > France > > > > -- > Russ Whaley > whaley.r...@gmail.com <mailto:whaley.r...@gmail.com> -------------------------------------------- Stéphane Ducasse http://stephane.ducasse.free.fr / http://www.pharo.org 03 59 35 87 52 Assistant: Aurore Dalle FAX 03 59 57 78 50 TEL 03 59 35 86 16 S. Ducasse - Inria 40, avenue Halley, Parc Scientifique de la Haute Borne, Bât.A, Park Plaza Villeneuve d'Ascq 59650 France
