Hi Max, That looks exactly like what I need, thanks! You've given me a very clear explanation of what I didn't get.
Thanks! mmr On Jan 23, 1:04 pm, Max <[email protected]> wrote: > I added some basic haml stuff and uploaded a sample upload > application. Same blog link as before, near the bottom. > > Only question I don't think has been answered so far is the button > part -- but unless it's simply submitting a form, you'll have to be > more specific than "stuff" ;) > > On Jan 23, 12:26 pm, Max <[email protected]> wrote: > > > > > Hah, I guess I didn't read the full original post! My bad. > > > On Jan 23, 12:09 pm, Max <[email protected]> wrote: > > > > Hi mmr, > > > >http://blog.maxaller.name/2010/01/a-brief-introduction-to-ruby-sinatr... > > > is what I just cooked up. Took longer than I expected ;) It's fairly > > > sparse, and I don't feel like it offers a whole lot that's not > > > onhttp://www.sinatrarb.com/intro.htmlorhttp://www.sinatrarb.com/faq.html > > > (sometimes even linking those pages). Since you probably have more > > > questions, I think I can come up with a more helpful post if you go > > > ahead and email those to me. Alternatively, you can ask here, too. > > > > Other resources: > > > HTML and CSS reference:http://www.w3schools.com/ > > > Official HAML docs:http://haml-lang.com/docs.html > > > > One thing I learned from the tutorial I wrote -- don't use @ variables > > > called @response in Sinatra! heh. > > > > On Jan 23, 10:48 am, mmr <[email protected]> wrote: > > > > > @Rhett, > > > > > Thanks for the explanation for both my first and second points > > > > (usually, I find that newsgroup discussions only address the first > > > > point in any given list, for whatever reason). > > > > > I see your point viz assembly vs html. I guess I'll have to grab a > > > > book about it, or something. I understand that there are tables and > > > > formatting beyond h1 now. Have they gotten rid of blinking text from > > > > the standard? Has whoever invented that monstrosity been handled like > > > > the guy who invented Comic Sans? (http://www.achewood.com/index.php? > > > > date=07052007, warning, nsfw language) > > > > > Kidding aside, I do realize that I won't be able to just copy and > > > > paste some stuff off of web pages in order to get what I want, and > > > > that I will have to start learning things. I am definitely looking > > > > forward to Max's tutorial, so that I can learn these things in a haml > > > > context. > > > > > And thanks for the points about variable passing; I didn't understand > > > > their documentation at all, so that's a big help to me. > > > > > Thanks! > > > > mmr > > > > > On Jan 23, 10:30 am, Rhett Sutphin <[email protected]> wrote: > > > > > > Hi mmr, > > > > > > On Jan 23, 2010, at 11:35 AM, mmr wrote: > > > > > > > When I read between the lines in the haml tutorial, it's all about > > > > > > unlearning bad habits obtained from using other frameworks, notably > > > > > > erb. So, I come to you with no habits. Why send me off to learn > > > > > > some > > > > > > bad ones before I can get the good ones? (and should I have to > > > > > > learn > > > > > > Assembly before I learn C++?) > > > > > > You shouldn't learn bad habits first, but it is impossible to do web > > > > > programming without understanding HTML and CSS. Haml and Sass (and > > > > > Compass) make it cleaner and nicer to produce HTML and CSS, but > > > > > eventually the user/browser is going to get HTML and CSS. Without an > > > > > understanding of how they work, you won't be able to fix any problems > > > > > you encounter. > > > > > > I'm aware that this sounds just like the sort of argument an assembly > > > > > die-hard might make in reference to C++. There are at least two > > > > > flaws in that analogy: > > > > > > * In general, someone telling you to learn assembly is assuming that > > > > > you're writing software for one platform. HTML/CSS is like a machine > > > > > instruction set that is supported on different processors but > > > > > interpreted slightly differently by each. > > > > > > * C++ puts an abstraction (OO) on top of machine language. Haml does > > > > > not do the same thing for HTML -- it provides a nicer syntax and > > > > > templating only. This means that understanding HTML will help you > > > > > understand Haml in a way that understanding assembly does not help > > > > > you understand C++. The CSS-Sass relationship is like HTML-Haml. > > > > > > All that said, it's true that Haml is mostly advertised as an > > > > > alternative to other things (because that's how it started). Since > > > > > more frameworks have out-of-the-box support for it, more people are > > > > > going to encounter it as their first HTML templating language, so we > > > > > probably need documentation along those lines. > > > > > > > For instance, I have no idea what a 'partial' is, and the > > > > > > documentations just states that making one is easy without telling > > > > > > me > > > > > > what it is. > > > > > > > I'd really appreciate just a cookbook-style set of 'here's some > > > > > > really > > > > > > simple haml, here's what you get'. > > > > > > > And, because I'm using Sinatra, double bonus points for using > > > > > > Sinatra > > > > > > as the server. > > > > > > > One task that I have yet to solve is how to pass parameters to a > > > > > > haml > > > > > > page. For instance, suppose I've stored the username in a session, > > > > > > and I want to display the username on the page. I can either create > > > > > > that page using Sinatra and write the text as part of a 'puts' > > > > > > statement, but I'd hoped for a way to say to haml, 'replace this > > > > > > variable string here with this particular string here'. I can see > > > > > > no > > > > > > way to do that, and I looked for several hours. Can that task be > > > > > > done? > > > > > > This is covered in the Sinatra documentation, though it is not as > > > > > clear as it might be. (It's under the section "Accessing Variables > > > > > in Templates" inhttp://www.sinatrarb.com/intro.html.) The key thing > > > > > is that instance variables you set in your sinatra handler are > > > > > available when your haml template is evaluated. Their example uses > > > > > an inline template, but you can do it with a separate template, too. > > > > > Here's their example translated to use a separate template: > > > > > > # In the application > > > > > get '/:id' do > > > > > @foo = Foo.find(params[:id]) > > > > > haml :bar > > > > > end > > > > > > # In views/bar.haml > > > > > %h1= @foo.name > > > > > > Let's say you have a Foo with id=4 and name='Quux'. When you > > > > > requesthttp://yourapp/4, the rendered HTML will be: > > > > > > <h1>Quux</h1> > > > > > > HTH, > > > > > Rhett > > > > > > > Thanks! > > > > > > > On Jan 22, 6:49 pm, Michael Narciso <[email protected]> wrote: > > > > > >> Take a look at this > > > > > >> script:http://github.com/narkeeso/haml-sass-file-watcher > > > > > > >> I've branched from the original author and added some very basic > > > > > >> features. > > > > > > >> This will look for changes and saves in files with the extension > > > > > >> .haml > > > > > >> and .sass then convert them to .html and .css > > > > > > >> The nice thing about using something like a watcher is that you > > > > > >> can see > > > > > >> where you made mistakes. haml and sass are pretty good about > > > > > >> telling > > > > > >> what is wrong with your file or syntax. It's great for learning. > > > > > > >> I do think that you should refresh your HTML/CSS knowledge before > > > > > >> diving > > > > > >> into something like haml or sass though. > > > > > > >> mmr wrote: > > > > > >>> So I should have probably been more clear. > > > > > > >>> The last time I coded html was in 1996. I do not remember it, > > > > > >>> certainly not well enough to make forms or the like. > > > > > > >>> Given my total lack of knowledge, how would I go about doing those > > > > > >>> pretty straightforward tasks in haml? I've found tutorials for > > > > > >>> things > > > > > >>> with %p and the like, but I'm needing something a bit more > > > > > >>> in-depth. > > > > > > >>> Thanks! > > > > > > >>> On Jan 22, 5:41 pm, Chris Eppstein<[email protected]> wrote: > > > > > > >>>> Non-ruby folks will probably prefer the html-like attribute > > > > > >>>> syntax: > > > > > > >>>> %form(action="myaction" method="post") > > > > > > >>>> %input(type="text" name="foo" value="bar" maxlength="100") > > > > > > >>>> Chris > > > > > > >>>> On Fri, Jan 22, 2010 at 5:15 PM, Amy L<[email protected]> > > > > > >>>> wrote: > > > > > > >>>>> Hi mmr, > > > > > > >>>>> If you know HTML then picking up Haml is a no-brainer. Let's > > > > > >>>>> say you want a > > > > > >>>>> form and you're not using the form helper, instead of writing: > > > > > > >>>>> <form action="..." method="post"> > > > > > > >>>>> You write > > > > > > >>>>> %form{:action => '...', :method => 'post'} > > > > > > >>>>> For the stuff you would put inside the<form> tags just indent > > > > > >>>>> by 2 spaces > > > > > >>>>> in Haml. That's pretty much it. > > > > > > >>>>> So you want a text field? Sure: > > > > > > >>>>> %input{:type => 'text', :name => '...', :value => '...', > > > > > >>>>> :maxlength => > > > > > >>>>> '...'} > > > > > > >>>>> That's it. > > > > > > >>>>> On Fri, Jan 22, 2010 at 3:43 PM, mmr<[email protected]> wrote: > > > > > > >>>>>> Hi all, > > > > > > >>>>>> I'm putting together a web system basically as described here: > > > > > > >>>>>>http://stackoverflow.com/questions/2112267/should-i-be-using-rails-or... > > > > > > >>>>>> I've decided to go with sinatra, mainly because I don't need > > > > > >>>>>> the db > > > > > >>>>>> functionality of rails as that's already covered by a java > > > > > >>>>>> environment > > > > > >>>>>> that I have definitely working and debugged. > > > > > > >>>>>> However, when I read the tutorials for haml and sass, they all > > > > > >>>>>> reference erb and css. I have no knowledge of erb or css, so > > > > > >>>>>> those > > > > > >>>>>> tutorials are useless to me. > > > > > > >>>>>> I've found this tutorial on making a login page (my next task): > > > > > > >>>>>>http://visionmasterdesigns.com/tutorial-create-a-login-system-in-ruby... > > > > > > >>>>>> But that's in erb and it's specifically for rails on top of > > > > > >>>>>> mysql, > > > > > >>>>>> which, again, I'm not doing. > > > > > > >>>>>> Is there an equivalent tutorial for a simple login page? I'm > > > > > >>>>>> talking > > > > > >>>>>> just "here's a box in which to put text, and here's how to > > > > > >>>>>> access that > > > > > >>>>>> text in your ruby file", nothing particularly complicated. > > > > > > >>>>>> Overall, a very useful listing for me would be how to: > > > > > >>>>>> 1) write normal text (as in,<br>This is my text! Isn't it > > > > > >>>>>> awesome! > > > > > >>>>>> <br> > > > > > >>>>>> 2) write a link... > > read more » -- You received this message because you are subscribed to the Google Groups "Haml" group. To post to this group, send email to [email protected]. To unsubscribe from this group, send email to [email protected]. For more options, visit this group at http://groups.google.com/group/haml?hl=en.
