View
1.994
Download
1
Category
Preview:
DESCRIPTION
Citation preview
Google AppEngine Workshop
A crash course
Google AppEngine
Not Google Apps
Why Google AppEngine?
Scalable
Scales very very very easilyautomagically
Infrastructure as a Service
Rent-a-car
Platform as a Service
Taxi
Google AppEngine is PaaS
Images demo
Who’s on AppEngine
Optimizely.com, BestBuy.com,
Languages
Python, Java, Go (Experimental)
Objective
Gain a basic knowledge of Google AppEngine
Output
Your own app
Questions
Setup
https://coderbuddy1.appspot.com/testingentrance?group=
albertsclass
Setup
Create an app on http://appengine.google.comDefault options; High Replication Datastore
Hello World!
Services
Datastore, URLFetch, Users, Email, Memcache (if we have time)
Project URL Shortener
Create Page
index.html
Datastore
Really really fast storage
Storing Data
Create a Model
Class Record(db.Model):name = db.StringProperty()data = db.TextProperty()
Queries
query = Link.all()query.filter(‘url_hash’,’cKj4d’)results = query.fetch(20)
15mins
Shorten some URL’s
URLFetch
Interact with other websites
URLFetch
response = urlfetch.fetch(url=url)status = response.status_codecontent= response.content
Verify those URL’s
Fetch ‘em first!
Users API
Google Accounts
Users API
app.yamllogin: required
Users API
user = users.get_current_user()user.nickname()user.email()user.user_id()
Users API
db.UserProperty()
Users API
user_id is unique at all times
Create History List for Users
Let users see list of their previously shortened url’s
mail.send_mail(sender=admin@app.com, to=user@example.com,subject=”hi”,body=”hello!”)
Shorten a link
And tweet/facebook/plus it
Click and flood!
Memcache
Need for speed(saves you money too!)
Memcache
Need for speed(saves you money too!)
Memcache
memcache.set(key,data)result = memcache.get(key)
Speed ‘em up!
That’s it!
It’s your time to shine now…
Albert Padin
SpellDial.com@albertpadinph.albertpadin
Recommended