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  • What's poppin guys, it's very special day. It is Saturday in the morning, and we have a special guest

  • Okay, no we don't have special guests. It's only me today, but you know we can still have fun with just me I

  • Don't have any plans for today. You know none of my friends invited me to anything

  • So yeah

  • So yeah, let's go write a let's go write a web app. You know cuz cuz there's nothing else to do apparently but come on

  • Okay all right, so let's write a simple web app. I don't know what I want to build

  • All right, so usually what I like to do. I like to start off with a

  • Template so usually what I do is I like to put it on Heroku

  • I like to host on Heroku cuz it's just a lot faster

  • And I don't need to think about the servers and stuff like that so

  • I made a template called nodejs template and what I'm gonna do is

  • I'm gonna get clone it on to my computer, and then maybe rename it to something else maybe called

  • project Joma

  • No project fine Jolla a wife

  • And then let's go here as you can see let's see if it works. No js' index

  • something's wrong cannot find module

  • That is because we have to npm install first so this will install all the packages that my template uses

  • It's like a package dot JSON

  • JSON

  • Okay

  • But yeah, so we got expressed. Ejs okay. That's cool cool cool

  • All right, so Express is basically a web framework, and yeah, so let's try it out

  • No js' the index listening. Let's see localhost 5000

  • Seems to work real well all right, and then next I kind of figure how to do this, but next I'm gonna deploy to Heroku

  • so Heroku create

  • Get push to Heroku

  • Come on come on yeah, yeah compressing done launching oh

  • They gave me this URL fast hollows all right, and then let's see if it works

  • Mm-hmm okay, cool all right Jonah is a douche

  • Sounds about right so as you can see now

  • It's already deployed to vas hollow, so now I have the deployment ready, so I am ready to code

  • But I'm not a coder not a Lapras all right so now

  • I have to think about why I don't want to build hmm

  • So usually I like to think of a problem that I have and then find a solution for it

  • So all I have to do is find my most annoying problem. I

  • Need a girlfriend

  • All right, I'm gonna take a break. I'm gonna go get lunch, but I'll think about it nothing about what to build

  • Lonely I'm mr.. Lonely I have nobody

  • For my

  • Mr.. Lonely

  • Wish I had someone

  • To call on the whole

  • Soldier away from

  • Thrun a wish of mine

  • That's one lonely

  • Mr. Lonely

  • I

  • wish that I

  • All right, okay?

  • so if I bought it and I

  • Kinda want to build something for me and my

  • Non-existent girlfriend so that we can watch YouTube videos together, and it will sync together

  • You know for example if I play, and I pause or I stop the video

  • It's gonna do the same to her or if she does the same thing now this probably already exists, but it's good practice

  • you know so

  • Alright, let's start building this out

  • Alright so first we're gonna take off this abomination of a page okay?

  • So we're gonna take off this

  • disgusting picture

  • Okay, take this off

  • Mm-hmm okay, and the next what we're gonna do is we're gonna learn about the YouTube

  • player embedded

  • Player JavaScript, okay, and then we read the documentation and see how we use it

  • Okay see what this looks like

  • Cool all right so now we have a YouTube player and what I'm gonna do is I'm gonna learn about how to

  • You know use the JavaScript to play stop pause and also I'll I'll make it a little bit more pretty alright first

  • we're just gonna make this a

  • Little bit prettier change that to 720 change this to 480 I see what it looks like

  • Okay, it's a little bit bigger cool. I want to change it to this pretty video

  • Because I like to you know I like to have fun while I code you know, but now I'm not a coder though

  • I'm very nice. Okay. Oh

  • wow

  • Okay, and oh, I don't like the margin

  • I think I'm just gonna increase the margin a little bit, so let's go to CSS I mean

  • There's no more headshot. Let's put this to the player and

  • then

  • margin topic

  • Let's chain it to maybe 50 see if that lets see that looks good

  • Okay that looks a little bit better

  • All right, so this is it before the aesthetic

  • Just so that I can code better, so I have more motivation to code now and then

  • What I'm gonna. Do now is I'm gonna look at this API

  • I'm gonna figure out a way to send these information to my server so that I can sync it between all the people on

  • All the people on the website watching the player

  • So after looking at the API, I realize that they don't have everything I need it's because sometimes

  • I kind of just want to send the request to play or to stop to my server before they actually play but the

  • YouTube player doesn't allow me to do that so I'm going to have to make a

  • Controller that is an extra layer above the YouTube player so that I could send a request to my server

  • Without it having to actually play so I do that so that I can actually

  • Synchronize both of the users while they watch it so the first thing of what I that is

  • I stripped out all the YouTube player stuff

  • And how I did that was

  • I read I read the documentation

  • And I learned that you can take out the controls by control equals zero disable keyboard shortcuts modest branding and stuff like that

  • But now we got to add our own stuff, so what we're gonna

  • Do is we're gonna add some buttons, so I you just go let's see bootstrap

  • button good if you con and

  • Then I just copy this

  • So right under the player. I'm gonna make a new div called the player controls or something

  • All right

  • Got a button here

  • Maybe add another button so I want to add a play button

  • Play and I want to add the pause button

  • Okay, that's what looks like

  • All right cool, so we got these two buttons now and now we need a timeline

  • Yeah

  • We need a timeline because we need the user we need to allow the user to skip around and also to know where they are

  • So yeah, let's just add that real quick

  • I swear

  • And then that's it now we got our bar, and it seems to work pretty well

  • Mm-hmm yeah, let's see if we started yeah, and then it starts the video, and yeah, it seems pretty accurate to me

  • All right

  • Unfortunately, we're out of time because it's already been almost 10 minutes

  • So next steps the next steps would be to connect the back end and the front end so what I'm gonna

  • Do is I'm gonna connect them using WebSockets to communicate with each other if you don't know what WebSockets are don't worry about it

  • I'll explain on the next video, so yeah

  • So if you liked this video don't forget to give it a like and I will comment

  • For the first 30 minutes of releasing this video so yeah comment and don't forget to press the bell button for the notification

  • So that next time you could comment, and I'll reply

  • Alright, so I hope you enjoyed this and Pisa

What's poppin guys, it's very special day. It is Saturday in the morning, and we have a special guest

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A2 初級

炫酷的兒童Javascript代碼(有性感的打碼鏡頭)。 (Cool Kids Code In Javascript (with SEXY CODING FOOTAGE))

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    林宜悉 發佈於 2021 年 01 月 14 日
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