词汇:post

n. 岗位;邮件;标杆

相关场景

As you can see here, there is now a full WYSIWYG interface for creating the body. It comes with a default set of styles for the toolbar, you can change those, those styles are generated straight into your application, so you can make it look nice for yourself. Let's give some bold and italic text here, you see, that was all that was needed. but I think what's even nicer to look at here is if we do an upload and we add a file, you will see that file gets added with a preview directly to the WYSIWYG editor. And if we save that and we update the post, it is added to the post itself. And that then went through the whole process of doing a direct upload of the file when we dropped it into the editor, that uploads it straight to active storage. And then, we have access to that, and rendering it directly from whatever storage backend active storage is using. In this example , we're just storing on disk, but you could be storing your active storage in S3 or another object storage.
>> Rails 8.0.1 You are in good company
But before we can do that, let's change the text area we had in the form here for our new post to be a rich text area. "form.rich_textarea :body". That's basically all you have to change, and let's save that and hop back into creating a new post.
>> Rails 8.0.1 You are in good company
If we then hop into our post model, we can declare that post model has rich text body. We're gonna convert the plain text body that we had just a second ago to a rich text body that is accessible through the WYSIWYG editor, and that accepts those active storage attachments and uploads.
>> Rails 8.0.1 You are in good company
Now you have access to your entire domain model. So if we find the first post that we created, we can update that post straight here from the console, if we hop back, you see, title is now changed from CLI. New command line interface ( CLI)
>> Rails 8.0.1 You are in good company
console instance variables:
Now, let me show you one of the first feature here. If we do raise exception inside the index action, "rails 'some exception' " you will see that Rails provides some really nice interface for dealing with that exception, seeing exactly where it happened. If I'm reloading here, you can see the line, it was raised on the source code that's around it, you can see a full trace. And down here, we even have a console! So, you can interact with the instance variables that have been set for this index actions, here's just at posts that's been made available.
>> Rails 8.0.1 You are in good company
variant:
But oh yeah! Let's show you real quick here,if you do a /post.json, you're gonna get that automatic API as well, as I showed you in the controller, there are two different paths, you have HTML, and you have JSON. You could also have added XML in there or another path, but by default, you just get these two different variants, the HTML and the JSON variant.
>> Rails 8.0.1 You are in good company
This is the thing you're gonna see, when you start up a new Rails application, it'll tell you which version you're on, both for the ruby version, the Rails version, and the Rack version. That's running on localhost:3000 by default. But if we do slash posts here, you'll see the scaffold interface that we generated. Now, this is the index action, the one we just looked at in the view and from the controller. But if we click the New, you see here we have form for creating the new post with its title and its body. it's quiet basic, to put it mildly right now, but all the actions are mapped out. This scaffold interface is not meant for shipping into production, it is meant to showing you how to build a Rails application with the basics, and then you make it look pretty, you make it look nice.
>> Rails 8.0.1 You are in good company
And then finally, we have the views that are being generated. If we hop in here and have a look at the index view, you can see this is where we will list all the posts that are in the system.
>> Rails 8.0.1 You are in good company
If we jump into the post model, you'll see there's actually nothing here. Everything in the post model is made available through introspection. So, a new post model will look at the schema for that table, and it will know that there is a title and there is a body, and we can access that title and that body directly through this post object.
>> Rails 8.0.1 You are in good company
find it straight off an ID:
And if you scroll down here, you can see we have everything served in two flavors, we have both the HTML setup that'll render views directly, and then you have JSON that'll render for and an API. And as you can see here, we're also setting up a new post for some of those actions that require that, we're gonna find it straight off an ID passed in through the URL, and the post parameters are the ones we're using when we're creating and updating the application.
>> Rails 8.0.1 You are in good company
All post controllers follow the same convention. There are seven actions, you have index,show, new, edit, create and update and destroy! So there form a basic setup for configuring everything that's needed for a resource to be exposed to the web.
>> Rails 8.0.1 You are in good company
So, let's jump into the post controller first. The controller is really what guides all the inbound actions you get into a Rails application, you'll have the user hitting (slash)/posts or /post/new, and it gets routed into the posts controller!
>> Rails 8.0.1 You are in good company
That post is just going to have a title that's string and a body that's a text, and as you can see here from what's being generated, we have everything that we need to set up a basic interface for that scaffold. There is a migration that'll set things up in the database. There is a controller, there are views, there's a model, there's even testing stubs and adjacent API on top. So let's run that migration, and as you can see here, we created the posts in the main schema file, and now, we're ready to have a look at the application that was generated here with the post scaffold.
>> Rails 8.0.1 You are in good company
We're gonna start by running 'rails new blog' to get the basic Rails skeleton, let's hop into that skeleton, and then we're gonna generate a scaffold for a post.
>> Rails 8.0.1 You are in good company
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INT. SKYLAR'S ROOM -- NIGHT Will and Skylar in her room, post coital. They are wrapped in a sheet. Will is absent-mindedly playing the memory game SIMON.
>> Good Will Hunting (1997)Movie Script
It's because the take-out b*tch is a f***in' idiot. I'm sorry you like her but she's dumb as a post and she has never got our order right, never once.
>> Good Will Hunting (1997)Movie Script
Sam Benton, the local butcher, had lost his wallet while taking his savings to the post office.
>> 45-A Clear Conscience
当地屠夫萨姆·本顿在把积蓄带到邮局时丢了钱包。
The column reaches the lamp posts near the ghetto gates.
>> 钢琴家 The Pianist Movie Script
You're standing as stiff as a post!
>> 邮差 Postino Il Movie Script
Water sprays down, hitting the breaker panel, but Bell will not leave his post. CLUNK. The breakers kick. He slams them in again and-- WHOOM! a blast of light! Something melts and arcing fills the engine room with nightmarish light--
>> 泰坦尼克号 Titanic (1997) Movie Script
CUT TO:
48 EXT. CHERBOURG HARBOR, FRANCE - LATE DUSK Titanic stands silhouetted against a purple post-sunset sky. She is lit up like a floating palace, and her thousand portholes reflect in the calm harbor waters. The 150 foot tender Nomadic lies-to alongside, looking like a rowboat. The lights of a Cherbourg harbor complete the postcard image.
>> 泰坦尼克号 Titanic (1997) Movie Script
48 EXT.CHERBORG HARBOR,FRANCE-晚唐泰坦尼克号在紫色日落后的天空中显得轮廓分明。她像一座漂浮的宫殿一样灯火通明,一千个舷窗映在平静的港口水面上。这艘150英尺长的“游牧者”号帆船躺在旁边,看起来像一艘划艇。瑟堡港口的灯光使明信片的画面更加完整。
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>> 2024-7 beverage and allergic
Though not as good as the New York Times or the Daily News or the Post or several other smaller... - Get on with it, moron!
>> Spider-Man 3 蜘蛛侠 3 Movie Script
There’s a long ROPE that extends from one side of the lake to the other. It’s been secured to a post on each end and pulled taught, hanging no more than a few inches above the surface.
>> A Quiet Place 寂静之地 Movie Script 2018
[Thor tries not to get caught behind a large post, but gets shocked when he sees his mother behind him]
>> Avengers: Endgame 复仇者联盟4:终局之战 Movie Script