Ikuyasu Usui

Ikuyasu Usui

Lawrence, KS

520 Achievements

  • Going Further with HTML
  • Images, Text and Links
  • Structuring Your Content
  • Getting Started With HTML
  • Arrays
  • System.Object
  • Loops and Final Touches
  • If Statements
  • Numbers
  • Strings
  • Methods
  • C# Syntax
  • Sequence Operations
  • Sequence Iterations
  • Getting to Know Tuples
  • Merge Sort and Linked Lists
  • The Merge Sort Algorithm
  • Building a Linked List
  • Recursion and Space Complexity
  • Describing Data
  • Algorithms in Code
  • GitHub and Other Remote Repositories
  • Managing Committed Files
  • First Commits
  • Array Programming
  • Chart Toppers
  • Searching Names
  • Sorting Algorithms
  • Java Maps
  • Exploring Arrays
  • Displaying Lists of Data
  • Updating the Data Model
  • Setting Up Your Local Environment for Spring Development
  • Interactivity in Adobe XD
  • Prototyping Designs in Adobe XD
  • Introducing Adobe XD
  • Hooking Up the Model to the View
  • Building the Weather UI
  • Working with JSON
  • Concurrency and Error Handling
  • Networking
  • Exploring an API
  • The Rest of the Story
  • Finishing the User Interface
  • Java Lists
  • The Model-View-Presenter Pattern
  • Intents and Multiple Activities
  • Fundamentals of Docker
  • Docker Use Cases
  • Why Test
  • Generics in Java
  • Interfaces in Java
  • Efficiency!
  • Tuning the User Interface
  • User Input in Android
  • Testing and Debugging
  • Improving Our Code
  • Basic Android Programming
  • Creating the Screen Layout
  • Getting Started with Android
  • Java Inheritance
  • Delivering the MVP
  • Gotchas and Wins
  • Iteration
  • Creation
  • Creating the MVP
  • Array Organization
  • Meet NumPy
  • Getting Started with Data Visualization
  • Build Modular Interfaces with Components
  • Stateful Components
  • Introducing Props
  • Thinking in Components
  • First Steps in React
  • Time Complexity
  • Playing a Counting Game
  • HTTP Methods and Headers
  • Creating a Basic Template Engine in Node.js
  • Building Forms With Bootstrap
  • Getters and Setters
  • Working with Classes in JavaScript
  • Object Basics
  • Introduction to Object-Oriented JavaScript
  • Include and Extend
  • Ruby Standard Library: Part 2
  • Ruby Standard Library: Part 1
  • Ruby Core Modules
  • Ruby Class Design
  • Practice CRUD Operations
  • Practice Creating Scaffolds
  • Route Connections
  • Introduction to REST
  • Blocks Practice
  • Active Record Associations
  • Routes for Create Actions
  • Working With Blocks
  • A Route to a Read Action
  • Rails Resource Index
  • Sinatra Finishing Touches
  • Updating Data in Sinatra
  • Ruby Core
  • Adding a Model Attribute
  • Using the Rails Console
  • Handling Rails Requests
  • Creating Rails Apps
  • Defining Routes
  • Adding New Data in Sinatra
  • Sinatra ERB Templates
  • Creating New Sinatra Apps
  • Ruby Gems
  • Ruby Module Basics
  • Ruby Blocks
  • Build a Bank Account Class
  • Ruby Variables and Methods
  • Ruby Objects and Classes
  • Build a Simple Contact List
  • Ruby Iteration
  • Ruby Loops
  • Build a Grocery List Program
  • Ruby Conditionals
  • Ruby Numeric Types
  • Ruby Objects
  • Ruby Strings and Escape Sequences
  • Ruby Syntax
  • Introducing Vue
  • PHP Email Forms
  • PHP Inventory
  • Queries & Results
  • Getting Started with PDO
  • Contact Forms & Mailers
  • Slim and Templates
  • Dependency Management
  • What is Authentication
  • PHPDB Stage 2: Querying the Database with PHP
  • PHPDB Stage 1: Databases and PHP
  • Understanding Classes
  • Why Object-Oriented Programming?
  • PHP Returns & Closures
  • PHP Functions Basics
  • PHP Arrays
  • PHP Conditionals
  • PHP Includes
  • PHP on the Web
  • Unit Converter
  • Getting to Know PHP
  • Data Reader
  • Project Setup
  • Abstraction
  • Polymorphism
  • Encapsulation with Properties
  • Inheritance
  • Encapsulation and Arrays
  • Methods
  • Object-Oriented Programming
  • Perform
  • Console I/O
  • Prepare and Plan
  • Refactoring with Sass
  • Installing Sass and Setting up the Project
  • Understanding jQuery Events and DOM Traversal (2017)
  • Introducing jQuery (2017)
  • Improve Your Workflow with Sass
  • Modeling Data for the API
  • Express Middleware
  • Sessions and Cookies
  • Introducing Data Analysis
  • User Registration and Login
  • What is Authentication?
  • Using Bootstrap Components
  • Responsive Layouts With the Bootstrap Grid
  • Building API Routes in Express
  • Building a REST Service
  • Serving Static Files in Express
  • Applying Express Knowledge
  • Middleware
  • Deeper into Routing with Express
  • Using Templates with Express
  • Creating a Command Line Weather Application
  • Handling Errors in Node
  • Getting Data From an API With Node
  • Introduction to Node.js
  • Working With Collections
  • Understanding MongoDB
  • Hello, Photoshop!
  • Digital Media Basics
  • What is the MailChimp API
  • Create Function Using Arrow Syntax
  • Using Template Literals
  • Defining Variables With let and const
  • Captioning Video
  • Media Basics
  • Combining Array Methods
  • Array Manipulation
  • Array Iteration
  • Getting to Know Bootstrap 4
  • Editing and Filtering Names
  • Adding and Removing Names
  • Callbacks and the DOM
  • Callbacks with Timers
  • Introduction to Callback Functions
  • Stateful Components
  • First Steps in React
  • Thinking in Components
  • Traversing the DOM
  • Flexible Sized Grids
  • Introducing Grid Layout
  • Responding to User Interaction
  • Making Changes to the DOM
  • Getting a Handle on the DOM
  • The Browser Environment
  • JavaScript Objects
  • Getting Started with MongoDB
  • Getting Started with Express
  • JavaScript Arrays
  • JavaScript Functions
  • Building Custom Tags
  • Template Tags and Filters
  • Django Templates
  • Finishing the Game
  • Introducing JavaScript
  • Getting Started with Sass
  • Python File Systems Manipulation
  • Python File Systems Navigation
  • Ruby Hashes
  • Ruby Arrays
  • Subqueries
  • Joining Table Data with SQL
  • Database Keys
  • Ruby Logical Operators
  • Set Operations
  • Table Relationships
  • Database Normalization
  • Ruby Control Structures
  • Date and Time Functions
  • Aggregate and Numeric Functions
  • Working with Text
  • Ruby Operators
  • 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
  • Finding the Data You Want
  • Takin' Names
  • Ruby Methods
  • Ruby Numbers (Ruby Basics)
  • Ruby Strings (Ruby Basics)
  • How Ruby Works
  • CSS Layout Project
  • Page Layout with the Float Property
  • Controlling Layout with CSS Display Modes
  • Advanced Selectors
  • Selectors - Beyond the Basics
  • Designing with the Latest Features
  • Lists, Code, Links and Images
  • Understanding Markdown
  • Introduction to HTTP
  • Dice Roller
  • Python: Advanced Objects
  • Making Strong Users
  • Character Builder
  • Python Regular Expressions
  • Model Administration
  • What a View
  • Covering Your Bases
  • Be Assertive!
  • What Is Testing?
  • Getting Started with Data Science
  • Python: Inheritance
  • Python: Instant Objects
  • Moving Around in the Console
  • Timezones
  • Math Quiz App
  • Gettin' CRUD-y With It
  • Our Diary App
  • Meet Peewee
  • Flask Templates
  • Welcome to Flask
  • Hack-n-Slash
  • Python Inheritance
  • Dungeon Game 2
  • Say Hello to Django
  • Dates and Times
  • The Lambda Lambada
  • Functional Rules
  • Functional Workhorses
  • Buggy Logs
  • Python Sets
  • Python Tuples
  • Python Dictionaries
  • Python Slices
  • Python Lists
  • Letter Game App
  • Number Game App
  • Shopping List App
  • Logic in Python
  • Python Data Types
  • Python For Beginners
  • How To Test
  • Using Java's Built-In Annotations
  • How it Works
  • Harnessing the Power of Objects
  • Getting Data from a Database
  • Data, Databases and SQL
  • Local Notifications
  • Broadcast Receivers
  • Implicit Intents and Intent Filters
  • For All Intents and Purposes
  • Bound Services
  • Adding Play Services to Your App
  • Introducing Services
  • Meet Objects
  • Threads in Android
  • Acting on List Item Taps
  • The Project
  • Managing Fragments
  • Introducing Fragments
  • Lists with RecyclerViews
  • Using Parcelable Data
  • Custom ListViews
  • Standard ListViews
  • Updating the Data Model
  • Hooking up the Model to the View
  • Building the Weather UI
  • Working with JSON
  • Concurrency and Error Handling
  • Networking
  • Finishing the User Interface
  • Introducing SharedPreferences
  • The Activity Lifecycle
  • Animation Basics
  • Exploring an API
  • The Model-View-Controller Pattern
  • Intents and Multiple Activities
  • User Input
  • Testing and Debugging
  • Improving Our Code
  • Basic Android Programming
  • Creating the Screen Layout
  • Getting Started with Android
  • Custom Media Players
  • Services in Angular
  • Using Angular's Built-in Directives
  • Controllers and Scope
  • Getting Started with Angular
  • Getting Started with Express
  • jQuery and AJAX
  • Programming AJAX
  • Handling Routes in Node.js
  • GET and POST Requests in a Browser
  • Creating a Simple Server in Node.js
  • Building a Command Line Application
  • Improving your Gulp Workflow
  • Compile Sass with Gulp
  • Gulp your JavaScript workflow!
  • Welcome to Gulp.js
  • AJAX Concepts
  • Updating and Uninstalling Packages with npm
  • Installing Packages with npm
  • What is npm?
  • Introducing Unit Testing
  • Slices & Save for Web
  • Traversing and Manipulating the DOM with JavaScript
  • Speeding up Workflow With Sass
  • JavaScript Loops
  • An Introduction to Swift Programming
  • Getting Started with Ember.js
  • Getting Started with CSS Transforms
  • Introduction to Node.js
  • Transition Timing Functions and Delays
  • Getting Started with CSS Transitions
  • Going Further with Attribute Selectors and Pseudo-Classes
  • JavaScript Conditional Statements
  • Adding Images and a Mockup
  • Logo Design
  • Creating a Wireframe
  • Introducing Adobe Illustrator
  • Flexbox Properties
  • Understanding Flexbox
  • Positioning Page Content
  • Basic Layout
  • The Box Model
  • Understanding Values and Units
  • Basic Selectors
  • Getting Started with CSS
  • Introducing jQuery Plugins
  • JavaScript Numbers
  • JavaScript Variables
  • Selecting Elements and Adding Events with JavaScript
  • Quiz Practice Project
  • Getting Started with CSS Layout
  • Prototypal Inheritance
  • Constructor Functions & Prototypes
  • Introduction to Methods
  • Getting Started with Jekyll
  • Sketch Features
  • Introducing Sketch
  • Exploring the Java Collections Framework
  • Organizing Data
  • Getting There
  • Delivering the MVP
  • Structuring Tables
  • Table Basics
  • Creating the MVP
  • Choosing Options
  • Organizing Forms
  • Form Basics
  • Harnessing the Power of Objects
  • Meet Objects
  • Perfecting the Prototype
  • Using your New Tools
  • Getting Started with Java
  • Creating an SVG
  • Introduction to SVG
  • MASH CSS
  • MASH HTML
  • Introducing JavaScript
  • Captioning Video
  • Media Basics
  • Python Objects
  • Cleaner Code
  • Tuples
  • Dictionaries
  • Slices
  • Lists Redux
  • Pick a Number! Any Number!
  • Putting the "Fun" Back in "Functions"
  • Shopping List
  • Things That Count
  • Ins & Outs
  • Starting a WordPress Theme
  • Local WordPress Development
  • Blogging with WordPress Overview
  • Values and Units
  • Advanced Selectors
  • Selectors
  • Treehouse Club - JavaScript
  • Treehouse Club - CSS
  • JavaScript and the DOM
  • Basic Android Programming
  • Creating the Initial Screen Layout
  • Getting Started with Android
  • Welcome to the Treehouse Club
  • Design Foundations Final
  • Becoming a Problem Solver
  • Understanding Aesthetics
  • Moving Beyond the Blog
  • Finding Business
  • Introduction to Design
  • Principles
  • Elements
  • The Logo Sprint
  • Logo Design 101
  • Creating Home Page Assets
  • Applying Effects
  • How to Draw in Illustrator
  •  Adding Color and Type
  • Creating an Icon
  • Say Hello to Python
  • Getting Started with Sass
  • Creating Content
  • Introduction to Blogging
  • Introduction to Illustrator
  • 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
  • Finalizing the Project
  • Case Studies and Examples
  • The Brand Identity Design Process
  • Introduction to Brand Identity
  • WordPress Themes
  • Installing Wordpress
  • JavaScript Objects
  • JavaScript Functions
  • JavaScript Arrays
  • JavaScript Numbers
  • JavaScript Strings
  • Introduction Variables
  • Functions
  • Objects and Arrays
  • Control Structures
  • Basics
  • Ruby Testing
  • Standard Library
  • Ruby Core
  • Ruby Modules
  • Ruby Procs & Lambdas
  • Ruby Blocks
  • Ruby Loops
  • Ruby Methods
  • Ruby Hashes
  • Ruby Arrays
  • Ruby Numbers
  • Ruby Strings
  • Objects, Classes, and Variables
  • Ruby Basics
  • Getting Started With Rails
  • Getting Started with CSS
  • Forms
  • Tables
  • Objects
  • Links
  • Lists
  • Text
  • Introduction
  • Debugging HTML and CSS Problems
  • Sharing a Website
  • Responsive Web Design and Testing
  • Adding Pages to a Website
  • Introduction to Game Design
  • Styling Web Pages and Navigation
  • Customizing Colors and Fonts
  • CSS: Cascading Style Sheets
  • Creating HTML Content
  • HTML First
  • Beginning HTML and CSS
  • Newbie