jennyhan

jennyhan

Member Since June 16, 2016

36,121

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454 Achievements

  • How Jenkins Works
  • Python: Inheritance
  • Python: Instant Objects
  • Packing and Unpacking
  • Getting Info In and Out of Functions
  • Introduction to Functions
  • Iterating and Packing with Dictionaries
  • Introducing Dictionaries
  • Sequence Operations
  • Sequence Iterations
  • The Data Analysis Process
  • Getting to Know Your Data
  • Programming AJAX
  • AJAX Concepts
  • Making Decisions in Your Code with Conditional Statements
  • Working With Strings
  • Storing and Tracking Information with Variables
  • Hello, JavaScript!
  • Getting to Know Tuples
  • Build an Application
  • Using Lists
  • Meet Lists
  • All Together Now
  • Functions and Looping
  • Types and Branching
  • Meet Python
  • Improving Our Tests
  • Understanding Promises
  • Exploring Async/Await
  • What is Big Data
  • Getting Started with CRUD in Spring + Hibernate
  • Data-Driven Application Design
  • Integrating Hibernate with Spring
  • Persisting Data with Hibernate
  • Getting Started with Hibernate
  • Data Persistence & ORMs
  • Subqueries
  • Set Operations
  • Joining Table Data with SQL
  • Table Relationships
  • Database Keys
  • Database Normalization
  • Using the MVC Architecture with Spring
  • Modeling, Storing, and Presenting Data with Spring
  • Creating Spring Controllers and Thymeleaf Views
  • Spring Components and Configuring Our App
  • Setting Up Your Local Environment for Spring Development
  • Writing Your Own Java Annotation
  • Using Java's Built-In Annotations
  • Bells and Whistles
  • Diving into Web Development
  • What to Test
  • How To Test
  • Why Test
  • Java Maps
  • Java Lists
  • Generics in Java
  • Interfaces in Java
  • Java Inheritance
  • Gotchas and Wins
  • Iteration
  • Creation
  • Delivering the MVP
  • Creating the MVP
  • Harnessing the Power of Objects
  • Meet Objects
  • Perfecting the Prototype
  • Using your New Tools
  • Getting Started with Java
  • Angular Form Validation
  • Angular Basic Forms
  • Services in Angular
  • Angular Components
  • Setting Up an Angular Application
  • Asynchronous JavaScript with Callbacks
  • What is Asynchronous Programming?
  • Checking Out and Returning a Book
  • Starting with Some Methods
  • The Rough Plan
  • Modularizing the React Scoreboard Application
  • Going Further with Routing
  • Navigating, Nesting and Redirecting Routes
  • Getting Started with React Router
  • React Component Patterns
  • Stateful Components and Lifecycle Methods
  • Managing State and Data Flow
  • What a Beautiful Vue!
  • Introducing Vue
  • Build Modular Interfaces with Components
  • Stateful Components
  • Introducing Props
  • Thinking in Components
  • First Steps in React
  • Better SEO Through Content
  • Introduction to SEO
  • Selling Your Product
  • Marketing Your Product
  • Product Market Fit
  • Discovery
  • How to Critique Design
  • Create a Banner Ad
  • Hello, Photoshop!
  • Improving Quality Assurance Practices
  • Bug Reporting
  • Combining Array Methods
  • Array Manipulation
  • Executing Tests
  • Writing Manual Test Cases
  • Why We Test
  • Array Iteration
  • JavaScript Tools and Workflows
  • JavaScript is Everywhere
  • Practicing Getters and Setters
  • Practicing Classes
  • JavaScript Objects and Conditionals
  • JavaScript Arrays and Loops
  • JavaScript Functions
  • Data Types and Variables
  • Practicing Object Basics
  • WebDriver Waits
  • Use Selenium with Testing Frameworks
  • Exploring Best Practices
  • Test Drive
  • Exploring Arrays
  • Recursion and Space Complexity
  • Algorithms in Code
  • Time Complexity
  • Playing a Counting Game
  • Adding the Game Logic
  • Making the Game Interactive
  • Rendering the Game
  •  Building Constructor Methods and Generating Objects
  • Introducing 'Four in a Row'
  • JavaScript Frameworks, Libraries, and Developer Roles
  • JavaScript Outside of the Browser
  • Callbacks and the DOM
  • Callbacks with Timers
  • Introduction to Callback Functions
  • Digital Media Basics
  • Telling the Story
  • Designing for Your User’s "To-be"
  • Understanding your User’s “As-is” Scenario
  • Becoming Acquainted with Your User
  • Becoming a Design Thinker
  • Practice forEach
  • Basic File Handling
  • Create Function Using Arrow Syntax
  • Using Template Literals
  • Defining Variables With let and const
  • Graphic Basics
  • Exploration
  • Discovery
  • Getters and Setters
  • Meet Selenium
  • Working with Classes in JavaScript
  • Adding 3D Effects with CSS
  • Getting Started with CSS Transforms
  • Transition Timing Functions and Delays
  • Object Basics
  • Introduction to Object-Oriented JavaScript
  • Getting Started with CSS Transitions
  • Installing Sass and Setting up the Project
  • Introducing Data Analysis
  • Validation & Flash Messages
  • Working with jQuery Collections (2017)
  • Understanding jQuery Events and DOM Traversal (2017)
  • Introducing jQuery (2017)
  • Add Reusable Logic to Your Sass
  • Write Smart and Efficient CSS with Sass
  • Extending the Family
  • Art Direction with the Picture Element
  • Laravel Forms
  • Laravel & Databases
  • Image Delivery with Srcset and Sizes
  • Creating an SVG
  • Introduction to SVG
  • Welcome to the Treehouse Club
  • Forms
  • Tables
  • Objects
  • Links
  • Lists
  • Text
  • Laravel Controllers
  • Laravel Project Setup
  • Writing a Classifier
  • Introduction
  • Machine Learning Vocabulary
  • Introduction to Machine Learning
  • Designing Interfaces in PHP
  • Stateful Components
  • Thinking in Components
  • Improve Your Workflow with Sass
  • Laravel Getting Started
  • Inheritance
  • Reformatting User Input
  • Validating a Form with Regular Expressions
  • Regular Expressions
  • WordPress Themes
  • Local WordPress Development
  • WordPress User Roles
  • Behavior Driven Development with Mocha & Chai
  • Finishing the Game
  • Introducing JavaScript
  • The Logo Sprint
  • Introducing Unit Testing
  • Get Involved in Open Source
  •  Create a Web Presence on GitHub
  •  Working on a Team
  • Getting Started with Angular
  • Express Middleware
  • User Registration and Login
  • Getting Started with Sass
  • Prototyping With Foundation
  • GET and POST Requests in a Browser
  • Completing and Testing the API
  • Communicating with Mongo Through Mongoose
  • Modeling Data for the API
  • Building API Routes in Express
  • Serving Static Files in Express
  • Applying Express Knowledge
  • Middleware
  • Deeper into Routing with Express
  • Using Templates with Express
  • Getting Started with Express
  • Go Further With Mongo
  • Working With Collections
  • Going Further with HTML
  • Images, Text and Links
  • Structuring Your Content
  • Getting Started With HTML
  • Working By Yourself
  • Hello, GitHub!
  • Understanding MongoDB
  • Getting Started with MongoDB
  • S3 Storage Service
  • AWS and "The Cloud"
  • Getting Started with Express
  • HTTP Methods and Headers
  • Creating a Basic Template Engine in Node.js
  • Handling Routes in Node.js
  • Creating a Simple Server in Node.js
  • Introduction to HTTP
  • Improving your Gulp Workflow
  • Compile Sass with Gulp
  • Gulp your JavaScript workflow!
  • Welcome to Gulp.js
  • Updating and Uninstalling Packages with npm
  • Installing Packages with npm
  • What is npm?
  • Handling Errors in Node
  • Getting Data From an API With Node
  • Introduction to Node.js
  • Classes
  • Objects and New Collection Types
  • The Cooler Parts of ES2015
  • ES2015 Basics
  • Using a jQuery Carousel
  • Add a Sticky Navigation Bar
  • Introducing jQuery Plugins
  • DOM Traversal
  • DOM Manipulation
  • Improving the Application Code
  • Website Basics
  • Editing and Filtering Names
  • Adding and Removing Names
  • DNS Basics
  • WWW
  • The Internet
  • Computer Languages
  • Computer Basics
  • Traversing the DOM
  • Responding to User Interaction
  • Making Changes to the DOM
  • Getting a Handle on the DOM
  • The Browser Environment
  • Combine and Minify Assets
  • Optimize Assets
  • Measuring Performance
  • Planning for Performance
  • Chrome DevTools Basics
  • Captioning Video
  • Media Basics
  • Designing Email with CSS
  • Coding HTML Email
  • HTML Email Basics
  • Going Mobile
  • Scrum Artifacts
  • What is Agile?
  • Sessions and Cookies
  • What is Authentication?
  • Actions, Dispatch and Reducers. Oh my!
  • Building Forms with Bootstrap
  • Web Apps
  • Websites
  • Introduction
  • Getting Started with Redux
  • Going Further with Routes
  • Navigating and Nesting Routes
  • Getting Started with React Router
  • Component Lifecycle
  • Designing Dataflow
  • First Steps in React
  • Creating a Command Line Weather Application
  • Building a REST Service
  • Improving Our Todo App
  • Services in Angular
  • Using Angular's Built-in Directives
  • Controllers and Scope
  • What Is WordPress?
  • Building a Command Line Application
  • Introduction to Node.js
  • Quiz Practice Project
  • Prototypal Inheritance
  • Constructor Functions & Prototypes
  • Introduction to Methods
  • AJAX and APIs
  • jQuery and AJAX
  • Programming AJAX
  • AJAX Concepts
  • Events
  • Custom Media Players
  • Captioning Video
  • Media Basics
  • Hello, jQuery!
  • Traversing and Manipulating the DOM with JavaScript
  • Selecting Elements and Adding Events with JavaScript
  • JavaScript and the DOM
  • Structuring Tables
  • Table Basics
  • Using Bootstrap Components
  • Responsive Layouts with the Bootstrap Grid
  • Getting to Know Bootstrap 4
  • Creating a Simple Drawing Application
  • Creating a Password Confirmation Form
  • Creating a Mobile Drop Down Menu
  • Creating a Simple Lightbox
  • Creating a Spoiler Revealer
  • Introduction to jQuery
  • Advanced Selectors
  • Going Further with Attribute Selectors and Pseudo-Classes
  • Selectors - Beyond the Basics
  • JavaScript Objects
  • JavaScript Arrays
  • JavaScript Loops
  • Choosing Options
  • Organizing Forms
  • Form Basics
  • Building a Layout with Flexbox
  • Flexbox Properties
  • Understanding Flexbox
  • Responsive Patterns
  • Media Queries
  • Responsive Theory
  • Positioning Page Content
  • CSS Layout Project
  • Page Layout with the Float Property
  • Controlling Layout with CSS Display Modes
  • Getting Started with CSS Layout
  • JavaScript Functions
  • JavaScript Conditional Statements
  • Fundamental Concepts
  • Designing with the Latest Features
  • Basic Layout
  • The Box Model
  • Understanding Values and Units
  • Basic Selectors
  • Building a Collection
  • Getting Started with CSS
  • Debugging HTML and CSS Problems
  • Sharing a Website
  • Responsive Web Design and Testing
  • Adding Pages to a Website
  • Styling Web Pages and Navigation
  • Customizing Colors and Fonts
  • CSS: Cascading Style Sheets
  • Creating HTML Content
  • HTML First
  • Beginning HTML and CSS
  • Tools for Testers
  • Workflows
  • Working With Remote Repositories
  • Merging
  • Branches
  • Getting Started With Git
  • Why Version Control Matters
  • Installing Programs
  • Environment and Redirection
  • Console Processes
  • Console Users and Permission
  • Moving Around in the Console
  • Contact Forms & Mailers
  • Slim and Templates
  • Dependency Management
  • JavaScript Numbers
  • Building the Recipe
  • Understanding Classes
  • PHPDB Stage 5: Search
  • PHPDB Stage 4: Pagination with LIMITs
  • PHP on the Web
  • Daily Exercise Program
  • Unit Converter
  • Getting to Know PHP
  • How To Test Our Code
  • Why Object-Oriented Programming?
  • PHP Email Form Errors
  • What is the MailChimp API
  • PHP Loops
  • PHP Arrays
  • PHP Conditionals
  • JavaScript Variables
  • Logo Design 101
  • Getting the REST You Need
  • Introducing JavaScript
  • Date and Time Functions
  • Aggregate and Numeric Functions
  • Working with Text
  • Ordering, Limiting and Paging Results
  • Handling Errors When Manipulating Data
  • Deleting Data from a Database
  • Updating Data in a Database
  • Adding Data to a Database
  • PHPDB Stage 3: Using Relational Data
  • PHPDB Stage 2: Querying the Database with PHP
  • PHPDB Stage 1: Databases and PHP
  • PHP Email Forms
  • Color Theory
  • Principles
  • Elements
  • WordPress Plugins
  • WordPress Themes
  • The WordPress Customizer
  • Managing Media in WordPress
  • Managing Content in WordPress
  • How to Install WordPress on Your Computer
  • Getting Started with WordPress
  • Finding the Data You Want
  • Getting Data from a Database
  • Data, Databases and SQL
  • PHP Inventory
  • PHP Includes
  • PHP Internal Functions
  • PHP Returns & Closures
  • PHP Functions Basics
  • PHP Loops
  • PHP Conditionals
  • PHP Datatypes
  • PHP Data & Structure
  • PHP Getting Started
  • Adding a New Web Page
  • Make It Beautiful with CSS
  • HTML: The Structural Foundation of Web Pages and Applications
  • Getting Familiar with HTML and CSS
  • Newbie