Richard Lu

Richard Lu

New York, NY

20,185

Total Points

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Skills & Experience

  • Company

    John Deere

  • Job Title

    Mobile Developer

237 Achievements

  • Generic Functions, Parameters and Constraints
  • Adding Sound Effects
  • Personalizing The Story
  • Refactoring Our Code
  • Creating the User Interface Programmatically
  • Creating a Story
  • Navigating Through An Adventure
  • Using the Delegate Pattern in iOS
  • The Delegate Pattern
  • Writing Great Swift
  • Access Control
  • Memory Management in Swift
  • Extensions and Protocols
  • Value Semantics, Type Methods and Inheritance
  • Object Initialization
  • Properties
  • Basic Layout
  • The Box Model
  • Understanding Values and Units
  • Basic Selectors
  • Getting Started with CSS
  • Going Further with HTML
  • Images, Text and Links
  • Structuring Your Content
  • Getting Started With HTML
  • Using the Rails Console
  • Handling Rails Requests
  • Creating Rails Apps
  • Subqueries
  • Set Operations
  • Joining Table Data with SQL
  • Table Relationships
  • Database Keys
  • Database Normalization
  • Handling Errors When Manipulating Data
  • Deleting Data from a Database
  • Updating Data in a Database
  • Adding Data to a Database
  • Finding the Data You Want
  • Getting Data from a Database
  • Data, Databases and SQL
  • Sinatra Finishing Touches
  • Updating Data in Sinatra
  • Adding New Data in Sinatra
  • Sinatra ERB Templates
  • Creating New Sinatra Apps
  • Build a Bank Account Class
  • Getting Started With Git
  • Ruby Variables and Methods
  • Ruby Objects and Classes
  • Build a Simple Contact List
  • Ruby Iteration
  • Ruby Loops
  • Build a Grocery List Program
  • Ruby Hashes
  • Ruby Arrays
  • Ruby Logical Operators
  • Ruby Control Structures
  • Ruby Operators
  • Ruby Methods
  • Ruby Numbers (Ruby Basics)
  • Ruby Strings (Ruby Basics)
  • How Ruby Works
  • 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 Data Types
  • Python For Beginners
  • Cocoapods
  • Implementing the Detail View
  • Custom Table View Cells
  • Next Week's Weather
  • Upgrading Stormy
  • Introduction to Table Views
  • Running Apps on a Device
  • Improving Our User Interface
  • Structs as Data Models
  • View Controllers and Views
  • Getting Started with iOS Development
  • Differentiating Between Objects
  • Class Inheritance
  • Classes
  • Complex Data Structures
  • Function Parameters
  • Functions in Swift 2.0
  • Creating Flexible Objects with Protocols
  • Protocols
  • Control Flow with Conditional Statements
  • Control Flow With Loops
  • Swift Dictionaries
  • Introduction to Collections
  • Swift Operators
  • Swift Types
  • An Introduction to Swift Programming
  • Character Builder
  • Flask Templates
  • Welcome to Flask
  • Creating a Simple Lightbox
  • Creating a Spoiler Revealer
  • Introduction to jQuery
  • JavaScript Objects
  • JavaScript Arrays
  • JavaScript Loops
  • JavaScript Functions
  • JavaScript Conditional Statements
  • JavaScript Numbers
  • JavaScript Variables
  • Introducing JavaScript
  • Wireframing, Interaction Design and Planning
  • ADS Writing and Preparation
  • Introduction to UI Design
  • Refreshing the Data
  • Adding Weather Icons
  • Managing Complexity
  • Interacting With Data From the Web
  • Simple Data Structures
  • Closures in iOS
  • Closures and Closure Expressions
  • Functions as First Class Citizens
  • Refactoring Our Code (Swift)
  • Building the Master and Detail Views (Swift)
  • Building a Music Library and Playlists (Swift)
  • Using a Navigation Controller With Segues (Swift)
  • Working With Multiple View Controllers (Swift)
  • Deploying to a Device
  • Debugging Our App
  • Improving Our User Interface
  • Using a Data Model
  • Views and View Controllers
  • Getting Started with Xcode
  • Swift Value vs Reference Types
  • Swift Properties
  • Swift Inheritance
  • Swift Classes and Objects
  • Swift Structs and their Methods
  • Swift Structs
  • Swift Enums and their Methods
  • Swift Enums
  • Swift Optionals
  • Swift Parameters and Tuples
  • Swift Functions
  • Control Flow
  • Collections
  • Operators
  • Types
  • Variables and Constants
  • Covering Your Bases
  • Be Assertive!
  • What Is Testing?
  • Gettin' CRUD-y With It
  • Manipulating Schema with SQL
  • Reading Data from Databases with SQL
  • Creating Tables and Manipulating Data with SQL
  • Installing MySQL Server and MySQL Workbench
  • Our Diary App
  • Meet Peewee
  • Introduction to Data, Databases and SQL
  • Python Regular Expressions
  • Timezones
  • Math Quiz App
  • Dates and Times
  • Buggy Logs
  • Cleaner Code
  • Local Python
  • Hack-n-Slash
  • Python Inheritance
  • Python Objects
  • Dungeon Game
  • Tuples
  • Dictionaries
  • Slices
  • Lists Redux
  • Pick a Number! Any Number!
  • Putting the "Fun" Back in "Functions"
  • Shopping List
  • Things That Count
  • Ins & Outs
  • Say Hello to Python
  • JavaScript Numbers
  • JavaScript Strings
  • Introduction Variables
  • Functions
  • Objects and Arrays
  • Control Structures
  • Basics
  • Web Typography
  • Backgrounds and Borders
  • CSS Box Model
  • Text, Fonts, and Lists
  • Values and Units
  • Advanced Selectors
  • Selectors
  • Getting Started with CSS
  • Structuring Tables
  • Table Basics
  • Choosing Options
  • Organizing Forms
  • Form Basics
  • 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
  • Designing and Starting the App
  • Viewing a Web Page
  • Adapting Data for Display
  • Data Modeling
  • Getting Data from the Web
  • Rebuilding from Scratch
  • Exploring the Master-Detail Template
  • Testing and Debugging
  • Animate This (iOS7)
  • Designing your App
  • Refactoring into a Model
  • Creating a Data Collection
  • Understanding Views and View Controllers
  • Getting Started (iOS7)
  • Beyond the Basics
  • Advanced Objective-C
  • Why Version Control Matters
  • Installing Programs
  • Environment and Redirection
  • Console Processes
  • Console Users and Permission
  • Moving Around in the Console
  • Foundation Framework
  • Pointers and Memory
  • Introduction to Objective-C
  • Functional Programming in C
  • Fundamentals of C
  • Newbie