Next Steps - Web Development Udacity English English (auto-generated)

Next Steps - Web DevelopmentYouTube↗ IA↗(long shot)
Education 2.3K views 5 likes 0 dislikes 27 May 2012

Udacity 651K subscribers United States YouTube↗

That's a lot about some kinds of specific things we did on Reddit over the years

that's a lot about some kind of specific things we did on reddit over the years

that I thought you might find interesting, kind of ways to think about problems.

that I thought you might find interesting kind of ways to think about

You guys have throughout this course I think learn the major pieces of how web applications fit together--

problems guys have throughout this course I think learned the major pieces of how you know web applications fit

your application servers, your databases, cookies, hashes and how HTTP works

together your application servers your databases and cookies and hashes and how HTTP

and with that knowledge, you can build quite a few things.

works and with that knowledge you can build quite a few things there's still a

There are still a few concepts we haven't really talked about.

few concepts we haven't really talked

If you're working on your own, that will be good.

about if you're working on your own that

A lot of it revolves around front-end technologies.

would be good to get good at a lot of it resolves around front-end technologies

CSS, I have kind of alluded to, and I provided CSS in my examples and things like that.

CSS I've kind of alluded to and I've provided CSS in my examples and things

This is for controlling how your HTML looks.

like that this is from making controlling how your HTML looks so it

So it doesn't look kind of ugly and black and white.

doesn't look so kind of ugly in black

It can be complicated, and it's a little bit of an exact science, laying out a webpage,

and white it can be complicated and it's a little bit of an exact science laying

but this is a technology worthunderstanding--as well as JavaScript.

out a web page but this is a technology with understanding as well as JavaScript

JavaScript is a programming language that runs in the browser.

javascript is a programming language that runs in the browser your web

The web browser shifts this code to the browser and then the browser actually runs it,

browser ships this code to the browser and then the browser actually runs it

and this can manipulate your HTML, it can manipulate your JavaScript,

and this can manipulate your HTML it can

and it can actually make more requests to your server

manipulate your JavaScript and can

for small pieces of data and insert those into the page.

actually make more requests to your server for small pieces of data and

Doing that is called AJAX stands for asynchronous JavaScript,

insert those into the page doing that is called Ajax stands for asynchronous

basically making HTTP calls in the background to your web server to update the page dynamically,

JavaScript basically making HTTP calls in the background to your web server to

and many, many websites use AJAX now.

update the page dynamically and many many websites use HX now a good example

A good example on Reddit is the voting--click that vote, it doesn't reload the whole page or submit a form,

on reddit is to vote and click that vote it doesn't reload the whole page or

it just sends that vote to the server and then the server records it.

submit a form it just sends that vote to the server and then the server records

These are some technologies that would good for you guys to learn,

it so these are some technologies that

and you can start making your web pages more dynamic, look better, and more interactive.

be good for you guys to learn and you can start making your web pages more dynamic and look better and more

So, there's one last thing we are going to do in this unit,

interactive so there's one last thing

which is talk to Udacity about how they use Google App Engine in production,

we're going to do in this this unit which is we're going to talk to you'd ask CD about how they use Google App

so you can get a sense for troubles they've encountered

Engine in production so you can get a sense for troubles they've encountered

and some of the solutions they found running a large production site on Google App Engine.

in some of the solutions they found running a large production site like Google App Engine

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