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Learn to build web applications
Introduction
How the web works (6:54)
Anatomy of a URL (6:01)
Find the path
Requests and Responses (2:38)
Headers in requests and responses (5:42)
What happens when we try access a website?
The many complexities of a real-life application (8:47)
How App Engine solves those complexities (5:12)
Why Google App Engine?
Getting started: Guest Book app in Google App Engine
Installing Google Cloud SDK (6:53)
(optional) Installing the Google Cloud SDK on Windows
Creating and running your first App Engine app (10:52)
Understanding how App Engine works (6:52)
About Classes in Python (5:20)
Responses in App Engine (2:49)
Quizz :) (1:00)
What will happen if we try to send a request to the path '/hello'
More on Routing paths in App Engine (7:02)
Routing in App Engine
Building our Guest Book form in HTML (9:58)
Implementing our Greet Handler (3:38)
Saving Greetings to our Data Store (7:02)
Lists in Python (7:29)
Lists quizz
Breaking up our form HTML (2:30)
Fetching Greetings from our Data Store (6:42)
Showing the Greetings on our Home Page (4:50)
Refactoring our app: implementing Jinja2 templates (8:06)
Understanding dictionaries in Python (6:10)
Adding Greetings to the template (5:02)
Refactoring the Greetings Data Store Model (3:59)
Finishing our refactor and our project! (5:53)
Structuring our Recipe Search Engine project
Preview of what we're going to build (5:41)
Creating our project on the Google Developer Console (1:23)
Creating the app.yaml file (3:08)
Creating our project directories (1:45)
Importing Twitter Bootstrap framework (3:58)
Creating our Router (3:11)
What is a router?
Building our custom Request Handler (9:22)
Finishing our custom Request Handler (2:50)
Implementing Bootstrap in our base template (5:19)
Abstracting our templates into a more reusable architecture (4:26)
Why do we need to abstract?
Writing the HTML of our pages
Implementing a top Navigation Bar (12:28)
Implementing a Bootstrap Modal (2:39)
Creating a Register form inside a Modal (3:23)
Adding more inputs to the form (1:29)
Finishing the modal HTML (2:18)
Adding a click listener to our button using jQuery (7:54)
What is AJAX?
Using AJAX in our form (2:54)
Changing the Button depending on if the request has been received or is pending (5:54)
Part 2 of changing the Button UI according to if the site is still working (1:12)
Implementing error messages if the form didn't validate appropriately (4:34)
Creating our Register Request Handler (2:36)
Learn about "if" statements in Python (9:18)
Implementing form validations (5:32)
Abstracting our JSON response to our Custom Request Handler (3:47)
Making jQuery change the modal content according to what the server returns (4:50)
Creating the data Model in the DataStore (7:18)
About storing Passwords (9:53)
About Storing Passwords (PDF Notes)
Implementing Password encryption with salts (10:39)
About regular expressions and email validation (7:10)
Checking whether the email already exists, or not (1:42)
Preparing to change the modal's body dynamically with jQuery (4:30)
Changing the modal's HTML according to the response returned back from the AJAX (2:33)
Sending automatic Emails in App Engine
Creating an Email Object (5:07)
Finishing the send_mail function (6:11)
Sending out our first email with App Engine! (6:52)
Logging in users
Creating our Login Screen (9:03)
Implementing the Password checking functionality (7:09)
Some theory on cookies and security (8:33)
Implementing cookie signing and cookie validation functions (8:06)
Writing cookie sending and cookie reading functions (3:08)
Creating a "Login Required" wrapper (7:58)
Finishing and testing the Login Required wrapper (5:40)
Full Text Search - Searching through documents using keywords
What are Full Text Search Indexes?
Full Text Search Index Quizz
Introduction to Full Text Search (3:19)
Creating the Account Page (5:04)
Creating the post recipe template (4:16)
Building out the recipe form to add new recipes and index them (14:50)
Creating the Recipe data model (6:49)
Creating the Add Recipe class method to add and index new recipes (6:28)
Indexing recipes into our Full Text Search Index (7:06)
Picking up the data sent by the user (4:37)
Saving the photo uploaded by the user (9:45)
Implementing the Add Recipe function in the Post Recipe Request Handler (2:11)
Finishing and fixing some bugs (6:18)
Querying the Full Text Search Index
Querying the Search API, filtering by current User (6:27)
Displaying the results on the Account Page (7:49)
Building queries for the Search Results Page (10:33)
Creating the Search Results Page (9:26)
Fixing a small error (0:58)
Creating the Recipe Page Request Handler (4:14)
Implementing the Recipe Page HTML and template (11:05)
Testing the image resizing functionality App Engine provides (1:51)
(optional) Installing the Pillow library (4:17)
Serving resized images (3:35)
Finishing the Recipe Page (5:24)
Finishing the Home Page (8:07)
Building our Parser!
Introduction to Parsing (3:08)
Fetching 1.5 million URLs to load into our parser (8:04)
Setting up our Parser, assigning dedicated resources to it (9:20)
Launching our App with the parser module (6:36)
Loading the URLs into a Queue (6:45)
Picking up tasks form the queue (5:54)
Figuring out how to extract information from the source site (9:55)
Adding the BeautifulSoup library to our project (4:13)
Parsing Recipe Titles (4:44)
Parsing Recipe Image URLs (3:22)
Parsing Prep Times and Cook Times (6:49)
Parsing Recipe Ingredients (8:15)
Parsing Recipe Directions (4:02)
Fetching or downloading the Recipe Images (8:07)
Saving the image to our Google Cloud Storage bucket (8:56)
Saving and indexing the parsed recipe (8:37)
Debugging our save process (9:38)
Couple of cosmetic changes (4:44)
Loading a batch of 1000 URLs into queue and testing parser (4:09)
Debugging the ingredients function (4:01)
Debugging the Prep Time and Cook Time functions (3:40)
Debugging the Photo Fetch function (1:20)
Debugging the Prep Time and Cook Time functions again (3:23)
Debugging the HTTP redirects case (5:29)
Testing our Search Engine (3:58)
Finished Yum Search Source Code
Deploying our app and configuring a custom domain
Deploying our app and getting to know the admin developer console (7:28)
Configuring a domain name to point to our app (7:48)
Monitoring and performance testing our app
Exploring the logs and debugging (4:46)
How to use the Traces to improve our app performance (1:41)
Exploring Traces (5:04)
Analyzing the performance of our Searches (5:43)
Finding a performance issue on our Recipe Page (3:59)
Fixing, redeploying and redirecting traffic to the new version of the app (1:18)
Comparing performance of old and new version (7:11)
Course wrap-up (2:06)
How App Engine solves those complexities
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