Ker Zhang
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Ker Zhang

Techdegree Graduate

Member Since April 9, 2017

29,113

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278 Achievements

  • 5 Star Techdegree Reviewer
  • 5th Techdegree Peer Review
  • Finishing the Game
  • Introducing JavaScript
  • 10th Techdegree Peer Review
  • IDE Exploration
  • How it Works
  • Setting up with Create React App
  • More TODO with the MEAN Stack
  • Creating and Editing Data in a MEAN App
  • Setting Up MongoDB
  • Going MEAN with Angular
  • Going MEAN with Express
  • Date and Time Functions
  • Aggregate and Numeric Functions
  • Working with Text
  • Ordering, Limiting and Paging Results
  • 1st Techdegree Peer Review
  • Exploration
  • Discovery
  • Improving Our Todo App
  • Services in Angular
  • Using Angular's Built-in Directives
  • Controllers and Scope
  • Getting Started with Angular
  • Installing Sass and Setting up the Project
  • Scrum Artifacts
  • Scrum Events
  • Introducing Scrum
  • What is Agile?
  • Serving Static Files in Express
  • Applying Express Knowledge
  • Middleware
  • Deeper into Routing with Express
  • Using Templates with Express
  • Get Involved in Open Source
  •  Working on a Team
  •  Create a Web Presence on GitHub
  • Getting Started with Express
  • Working By Yourself
  • Hello, GitHub!
  • Flexbox Properties
  • Understanding Flexbox
  • Transition Timing Functions and Delays
  • Getting Started with CSS Transitions
  • Creating an SVG
  • Introduction to SVG
  • Actions, Dispatch and Reducers. Oh my!
  • Modularizing the React Scoreboard Application
  • Going Further with Routing
  • Navigating, Nesting and Redirecting Routes
  • Getting Started with React Router
  • Positioning Page Content
  • CSS Layout Project
  • Page Layout with the Float Property
  • Controlling Layout with CSS Display Modes
  • Getting Started with CSS Layout
  • Improving the Application Code
  • Editing and Filtering Names
  • Adding and Removing Names
  • Getting Started with Redux
  • Structuring Tables
  • Table Basics
  • Advanced Selectors
  • Going Further with Attribute Selectors and Pseudo-Classes
  • Selectors - Beyond the Basics
  • Choosing Options
  • Organizing Forms
  • Form Basics
  • 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
  • Using a jQuery Carousel
  • Add a Sticky Navigation Bar
  • Introducing jQuery Plugins
  • Fundamental Concepts
  • Designing with the Latest Features
  • Basic Layout
  • The Box Model
  • Understanding Values and Units
  • Basic Selectors
  • Getting Started with CSS
  • Next Steps
  • Improving Our Tests
  • Behavior Driven Development with Mocha & Chai
  • Introducing Unit Testing
  • Improving your Gulp Workflow
  • Compile Sass with Gulp
  • Gulp your JavaScript workflow!
  • Welcome to Gulp.js
  • Doing More with Express
  • Serving Static Files in Express
  • Using Templates with Express
  • Completing and Testing the API
  • Communicating with Mongo Through Mongoose
  • Modeling Data for the API
  • Building API Routes in Express
  • Building a REST Service
  • JavaScript Objects
  • JavaScript Arrays
  • JavaScript Loops
  • HTTP Methods and Headers
  • Creating a Basic Template Engine in Node.js
  • Handling Routes in Node.js
  • Creating a Simple Server in Node.js
  • Express Middleware
  • Sessions and Cookies
  • User Registration and Login
  • What is Authentication?
  • Component Lifecycle
  • Designing Dataflow
  • Stateful Components
  • Thinking in Components
  • First Steps in React
  • The Request and Response Objects in Express
  • Developing Express Apps Like a Boss
  • Getting Started with Express
  • Updating and Uninstalling Packages with npm
  • Installing Packages with npm
  • What is npm?
  • Classes
  • Objects and New Collection Types
  • The Cooler Parts of ES2015
  • Quiz Practice Project
  • Prototypal Inheritance
  • Constructor Functions & Prototypes
  • Introduction to Methods
  • AJAX and APIs
  • jQuery and AJAX
  • JavaScript Functions
  • JavaScript Conditional Statements
  • JavaScript Numbers
  • Introduction to MEAN
  • ES2015 Basics
  • Angular Form Validation
  • Angular Basic Forms
  • Services in Angular
  • Angular Components
  • Setting Up an Angular Application
  • Programming AJAX
  • Total Control
  • Basic ORM Usage
  • Same Old ORM
  • Building Forms with Bootstrap
  • Using Bootstrap Components
  • Responsive Layouts with the Bootstrap Grid
  • Getting to Know Bootstrap 4
  • Inlines and Media
  • Django Model Forms
  • Django Models
  • Django Forms
  • Building Custom Tags
  • Building Custom Filters
  • JavaScript Variables
  • Creating a Command Line Weather Application
  • Handling Errors in Node
  • Getting Data From an API With Node
  • Introduction to Node.js
  • User Input in Android
  • Testing and Debugging
  • Improving Our Code
  • Basic Android Programming
  • Creating the Screen Layout
  • Template Tags and Filters
  • Putting It All Together
  • Modelling Solitaire
  • Hello Kotlin!
  • Getting Started with Android
  • Efficiency!
  • Exploring the Java Collections Framework
  • Organizing Data
  • Getting There
  • Delivering the MVP
  • Creating the MVP
  • Harnessing the Power of Objects
  • Meet Objects
  • Writing Your Own Java Annotation
  • File Uploads and Entity Updates in Spring + Hibernate
  • User Messages in Spring
  • Getting Started with CRUD in Spring + Hibernate
  • Data-Driven Application Design
  • Integrating Hibernate with Spring
  • Using the MVC Architecture with Spring
  • Persisting Data with Hibernate
  • Getting Started with Hibernate
  • Data Persistence & ORMs
  • Modeling, Storing, and Presenting Data with Spring
  • Using Java's Built-In Annotations
  • Bells and Whistles
  • Diving into Web Development
  • Perfecting the Prototype
  • Using your New Tools
  • Getting Started with Java
  • What to Test
  • How To Test
  • Why Test
  • AJAX Concepts
  • Test Time!
  • DOM Traversal
  • DOM Manipulation
  • Events
  • Workflows
  • Working With Remote Repositories
  • Merging
  • Branches
  • Getting Started With Git
  • Why Version Control Matters
  • Hello, jQuery!
  • Introducing JavaScript
  • Traversing the DOM
  • Creating Spring Controllers and Thymeleaf Views
  • Spring Components and Configuring Our App
  • Setting Up Your Local Environment for Spring Development
  • Responding to User Interaction
  • Making Changes to the DOM
  • Getting Started with Data Science
  • Getting a Handle on the DOM
  • The Browser Environment
  • Final Details
  • Django Templates
  • Model Administration
  • Broadcasting
  • Takin' Names
  • Making Strong Users
  • Character Builder
  • Getting the REST You Need
  • GET and POST Requests in a Browser
  • Introduction to HTTP
  • 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
  • Python Regular Expressions
  • Welcome to Flask
  • Timezones
  • Math Quiz App
  • Dates and Times
  • Flask Templates
  • What a View
  • Say Hello to Django
  • Covering Your Bases
  • Be Assertive!
  • What Is Testing?
  • Gettin' CRUD-y With It
  • Our Diary App
  • Handling Errors When Manipulating Data
  • Deleting Data from a Database
  • Updating Data in a Database
  • Adding Data to a Database
  • Go Further With Mongo
  • Working With Collections
  • Understanding MongoDB
  • Getting Started with MongoDB
  • Finding the Data You Want
  • Getting Data from a Database
  • Data, Databases and SQL
  • Meet Peewee
  • Buggy Logs
  • Cleaner Code
  • Hack-n-Slash
  • Python Inheritance
  • Python Objects
  • Dungeon Game 2
  • Python Sets
  • Python Tuples
  • Python Slices
  • Python Dictionaries
  • Python Lists
  • Letter Game App
  • Number Game App
  • Shopping List App
  • Logic in Python
  • Python Data Types
  • Python For Beginners
  • Newbie