Joseph Yhu

Joseph Yhu

Techdegree Graduate

Baltimore, MD

38,020

Total Points

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Skills & Experience

  • Spoken Languages

    • English
  • Looking for work

    Yes

380 Achievements

  • MVC (Model)
  • MVC (View)
  • MVC (Controller)
  • Application Navigation (Routing)
  • Getting Started With Laravel
  • Scrum Artifacts
  • Scrum Events
  • Introducing Scrum
  • What is Agile?
  • Tacocat Challenge
  • How to Win Friends
  • Broadcasting
  • Building a Flashcard App
  • Sweeping Vues: Loops, Methods, Directives
  • What a Beautiful Vue!
  • Introducing Vue
  • API Protection
  • Resourceful Blueprints
  • Takin' Names
  • Making Strong Users
  • Character Builder
  • Flask Templates
  • Welcome to Flask
  • Combining Array Methods
  • Array Manipulation
  • Array Iteration
  • Reformatting User Input
  • Validating a Form with Regular Expressions
  • Regular Expressions
  • Working with jQuery Collections (2017)
  • Understanding jQuery Events and DOM Traversal (2017)
  • Introducing jQuery (2017)
  • The Role of Selectors in JavaScript
  • Pseudo-classes and Combinators
  • Selector Basics
  • Performing CRUD Operations
  • Defining Models
  • Getting Started with Sequelize
  • Refactoring and Modularizing a REST API
  • Create, Read, Update, Delete
  • Managing Data and Asynchronous Code
  • Getting to Know REST APIs
  • Asynchronous Code in Express
  • Serving Static Files in Express
  • Applying Express Knowledge
  • Middleware
  • Deeper into Routing with Express
  • Using Templates with Express
  • Getting Started with Express
  • Updating and Uninstalling Packages with npm
  • Installing Packages with npm
  • What is npm?
  • Branches on Git Hosting Services
  • Remote Branches
  • Merging
  • Branches
  • HTTP Methods and Headers
  • Creating a Basic Template Engine in Node.js
  • Handling Routes in Node.js
  • Creating a Simple Server in Node.js
  • Creating a Command Line Weather Application
  • Handling Errors in Node
  • Getting Data From an API With Node
  • Introduction to Node.js
  • Adding the Game Logic
  • Making the Game Interactive
  • Rendering the Game
  •  Building Constructor Methods and Generating Objects
  • Introducing 'Four in a Row'
  • Checking Out and Returning a Book
  • Starting with Some Methods
  • The Rough Plan
  • Getters and Setters
  • Working with Classes in JavaScript
  • Object Basics
  • Introduction to Object-Oriented JavaScript
  • Exploring Async/Await
  • Understanding Promises
  • Asynchronous JavaScript with Callbacks
  • What is Asynchronous Programming?
  • Improving the Application Code
  • Editing and Filtering Names
  • Adding and Removing Names
  • Callbacks and the DOM
  • Callbacks with Timers
  • Introduction to Callback Functions
  • Programming AJAX
  • AJAX Concepts
  • Traversing the DOM
  • Responding to User Interaction
  • Making Changes to the DOM
  • Getting a Handle on the DOM
  • The Browser Environment
  • JavaScript Tools and Workflows
  • JavaScript is Everywhere
  • JavaScript Objects
  • JavaScript Arrays
  • JavaScript Loops
  • Arrow Functions
  • Pass Information Into Functions
  • Create Reusable Code with Functions
  • The Math Object
  • Working with Numbers
  • Making Decisions in Your Code with Conditional Statements
  • Working With Strings
  • Storing and Tracking Information with Variables
  • Hello, JavaScript!
  • Building Your Resume
  • JSON Web Tokens
  • Cookies
  • Setting Up Authorization in PHP
  • Building Authentication in PHP
  • Environment Variables
  • Vulnerabilities: Configuration, Components, and Logging
  • Vulnerabilities: Authentication, Access, and Sensitive Data
  • Vulnerabilities:  Injection, XSS, CSRF
  • The OWASP Top 10 Explained
  • Maintaining Secure Web Apps
  • Protecting Data and Keeping Attackers Out
  • Why Protect Your Web Apps
  • Security: Solutions
  • Security: Concerns
  • Store Inventory Using Modules
  • Include and Extend
  • Ruby Core Modules
  • Ruby Module Basics
  • Input and Output
  • Search
  • Ruby Class Design
  • Blocks Practice
  • Working With Blocks
  • Ruby Blocks
  • Build a Bank Account Class
  • Ruby Variables and Methods
  • Ruby Objects and Classes
  • The Lambda Lambada
  • Functional Workhorses
  • Functional Rules
  • Covering Your Bases
  • Be Assertive!
  • What Is Testing?
  • Gettin' CRUD-y With It
  • Our Diary App
  • Meet Peewee
  • Building Forms With Bootstrap
  • Using Bootstrap Components
  • Responsive Layouts With the Bootstrap Grid
  • Getting to Know Bootstrap 4
  • Advanced Selectors
  • Going Further with Attribute Selectors and Pseudo-Classes
  • Selectors - Beyond the 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
  • Fundamental Concepts
  • Designing with the Latest Features
  • Basic Layout
  • The Box Model
  • Understanding Values and Units
  • Basic Selectors
  • Getting Started with CSS
  • PHP Inventory
  • PHP Includes
  • Security in Practice
  • Common Attacks and Defenses
  • Hello Internet!
  • Filtering Inputs and Escaping Outputs in PHP
  • $_GET and $_POST
  • Errors and Exceptions
  • Endpoints and Routing
  • REST API in Slim
  • Creating a GitHub Client
  • Communicating with a RESTful API
  • GitHub and Other Remote Repositories
  • Managing Committed Files
  • First Commits
  • Build a Simple Contact List
  • Ruby Iteration
  • Ruby Loops
  • Getting the REST You Need 2
  • Build a Grocery List Program
  • Ruby Hashes
  • Ruby Arrays
  • Ruby Conditionals
  • Ruby Numeric Types
  • Ruby Objects
  • Ruby Strings and Escape Sequences
  • Ruby Syntax
  • Testing Existing Projects
  • Test Driven Development
  • Introduction to Unit Testing
  • Searching Names
  • Sorting Algorithms
  • Merge Sort and Linked Lists
  • The Merge Sort Algorithm
  • Building a Linked List
  • Exploring Arrays
  • Recursion and Space Complexity
  • Algorithms in Code
  • Time Complexity
  • Playing a Counting Game
  • Error Handling
  • Creating Distributable OOP Packages
  • Autoloading and Composer
  • Databases and International Concerns
  • Starting Right with PHP Best Practices
  • Templating Languages
  • Building an MVC Project
  • Model View Controller
  • GET and POST Requests in a Browser
  • Introduction to HTTP
  • Common Commands
  • Directories and Files
  • The Command Shell
  • JavaScript Objects and Conditionals
  • JavaScript Arrays and Loops
  • JavaScript Functions
  • Data Types and Variables
  • 1st Techdegree Peer Review
  • Abstract Classes in PHP
  • Using Interfaces in PHP
  • Designing Interfaces in PHP
  • Extending the Family
  • Inheritance
  • Building a Collection
  • Building the Recipe
  • Understanding Classes
  • Why Object-Oriented Programming?
  • Day 3: Getting Creative
  • Day 2: Advanced Selecting
  • Day 1: Joining Tables
  • Orientation: Selecting Data
  • Subqueries
  • Set Operations
  • Joining Table Data with SQL
  • Table Relationships
  • Database Keys
  • Database Normalization
  • Database Security
  • Queries & Results
  • Getting Started with PDO
  • Updating and Deleting Records
  • Reading and Writing Reports
  • Creating Records
  • Project Setup
  • PHPDB Stage 5: Search
  • PHPDB Stage 4: Pagination with LIMITs
  • PHPDB Stage 3: Using Relational Data
  • PHPDB Stage 2: Querying the Database with PHP
  • PHPDB Stage 1: Databases and PHP
  • Handling Errors When Manipulating Data
  • Deleting Data from a Database
  • Updating Data in a Database
  • Adding Data to a Database
  • Date and Time Functions
  • Aggregate and Numeric Functions
  • Working with Text
  • Ordering, Limiting and Paging Results
  • Finding the Data You Want
  • Getting Data from a Database
  • Data, Databases and SQL
  • Parsing Specific Formats
  • Basic File Handling
  • Captioning Video
  • Media Basics
  • Creating an SVG
  • Introduction to SVG
  • Browser Persistent Data with PHP
  • Finishing the Game
  • Introducing JavaScript
  • Structuring Tables
  • Table Basics
  • PHP Email Form Errors
  • PHP Email Forms
  • PHP Inventory
  • PHP Includes
  • PHP Internal Functions
  • PHP Returns & Closures
  • PHP Functions Basics
  • PHP Loops
  • PHP Arrays
  • PHP Conditionals
  • PHP on the Web
  • Daily Exercise Program
  • Unit Converter
  • Getting to Know PHP
  • Timezones
  • Math Quiz App
  • Dates and Times
  • Iterating and Packing with Dictionaries
  • Introducing Dictionaries
  • Sequence Operations
  • Sequence Iterations
  • Packing and Unpacking
  • Getting Info In and Out of Functions
  • Introduction to Functions
  • Getting to Know Tuples
  • Python Regular Expressions
  • Dice Roller
  • Python: Advanced Objects
  • Python: Inheritance
  • Python: Instant Objects
  • 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
  • Practicing Data Visualization in Excel
  • Chart Formatting and Layout
  • When To Use What Type of Chart
  • Introduction To Data Visualization
  • The Data Analysis Process
  • Getting to Know Your Data
  • Introducing Data Analysis
  • Build a Spreadsheet
  • Spreadsheet Best Practices
  • Spreadsheet Functions & Formulas
  • Getting Started With Spreadsheets
  • Introducing Spreadsheets
  • MASH JavaScript
  • MASH CSS
  • MASH HTML
  • Treehouse Club - JavaScript
  • Treehouse Club - CSS
  • Welcome to the Treehouse Club
  • WWW
  • The Internet
  • Computer Languages
  • Computer Basics
  • WordPress User Roles
  • WordPress Plugins
  • WordPress Themes
  • The WordPress Customizer
  • Managing Media in WordPress
  • Managing Content in WordPress
  • Installing WordPress Locally
  • What Is WordPress?
  • Buggy Logs
  • Cleaner Code
  • Going Further with HTML
  • Images, Text and Links
  • Structuring Your Content
  • Getting Started With HTML
  • 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
  • Dungeon Game 2
  • Python Sets
  • Python Tuples
  • Python Dictionaries
  • Python Slices
  • Python Lists
  • Build an Application
  • Using Lists
  • Meet Lists
  • Using Slack Effectively
  • Introducing Slack for the Techdegree
  • Practice Functions
  • All Together Now
  • Functions and Looping
  • Types and Branching
  • Meet Python
  • Newbie