Travis Alstrand
seal-mask

Travis Alstrand

Treehouse Project Reviewer

CA

I love learning allllll the things!

Git Repositories

55,425

Total Points

Points are earned whenever you take an important action on Treehouse.
Learn more about when and how points are earned.

372 Achievements

  • Handling Routes in Node.js
  • Vulnerabilities: Configuration, Components, and Logging
  • Vulnerabilities: Authentication, Access, and Sensitive Data
  • Efficiency!
  • Exploring the Java Collections Framework
  • Organizing Data
  • Getting There
  • Vulnerabilities:  Injection, XSS, CSRF
  • The OWASP Top 10 Explained
  • Security in Practice
  • Common Attacks and Defenses
  • Hello Internet!
  • Maintaining Secure Web Apps
  • Protecting Data and Keeping Attackers Out
  • Why Protect Your Web Apps
  • Security: Solutions
  • Security: Concerns
  • Persisting Data with Hibernate
  • Getting Started with Hibernate
  • Data Persistence & ORMs
  • Date and Time Functions
  • Aggregate and Numeric Functions
  • Working with Text
  • Ordering, Limiting and Paging Results
  • 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
  • Advanced Tooling
  • IDE Exploration
  • How it Works
  • What is Agile?
  • Java Maps
  • Java Lists
  • Generics in Java
  • Interfaces in Java
  • Java Inheritance
  • Practical Applications and Ethical Considerations
  • Introduction to NLP
  • Gotchas and Wins
  • Iteration
  • Creation
  • Harnessing the Power of Objects
  • Meet Objects
  • Perfecting the Prototype
  • Using your New Tools
  • Getting Started with Java
  • Introduction to AI Chatbots
  • CSS Fundamentals
  • HTML Fundamentals
  • Getting Familiar with HTML and CSS
  • The Time Tracker
  • The Birthday App
  • Date and Time Basics
  • Introduction
  • Building a Platform Game with Phaser
  • Building a Breakout Game with Phaser
  • Implementing UX Content
  • Creating UX Content
  • UX Content Attributes
  • UX Content Basics
  • Introduction to Computer Vision
  • Creating Web Designs with Generative AI
  • Project Planning with Generative AI
  • Hierarchy and Layout
  • Writing Copy
  • Going Further with Type
  • Laying Out Type
  • Web Typography
  • How to Choose and Use Fonts
  • Introduction to Typography
  • How to Make Wireframes in Adobe XD
  • How to Make Wireframes in Balsamiq
  • How to Make Wireframes on Paper
  • What is Wireframing?
  • Layout Patterns
  • Understanding State
  • Introducing Props
  • Thinking in Components
  • First Steps in React
  • Generative AI
  • Data Cleaning
  • Understanding Cleaning Data
  • Python Regular Expressions
  • Review Your Checklist with an Advisor
  • Build Your Professional Portfolio
  • Use LinkedIn to Grow Your Network
  • Film Your Pitch Video
  • Give Your Resume a Makeover
  • Seaborn Data Visualization Challenges
  • Plotting Functions
  • Introduction to Seaborn
  • Practicing Data Visualization
  • Line and Area Charts, Scatter Plots, and Maps
  • Bar Charts, Histograms, and Pie Charts
  • Data Visualization Fundamentals
  • Data Eruption
  • Chart Toppers
  • Getting Started with Data Visualization
  • Welcome to Basic Statistics for Data Analysis
  • 50th Techdegree Peer Review
  • Exploring pandas
  • Meet pandas
  • Array Programming
  • Array Organization
  • Meet NumPy
  • React Router and Authentication
  • Implementing Basic Authentication
  • Introducing the Authentication Project
  • Subqueries
  • Set Operations
  • Joining Table Data with SQL
  • Table Relationships
  • Database Keys
  • Database Normalization
  • Build a Spreadsheet
  • Spreadsheet Best Practices
  • Spreadsheet Functions & Formulas
  • Getting Started With Spreadsheets
  • Introducing Spreadsheets
  • Welcome to Basic Math for Data Analysis
  • Tools of the Trade
  • Breaking Down Data Analysis
  • Mike the Frog
  • Treehouse Staff
  • Introducing Large Language Models
  • Encapsulation and Arrays
  • Inheritance
  • Methods
  • Object-Oriented Programming
  • If Statements
  • Numbers
  • Strings
  • Methods
  • C# Syntax
  • Navigation Patterns
  • 100 Days of Code
  • Designing for iOS
  • Working With Human Interface Guidelines
  • Designing With Patterns
  • Finishing the Game
  • Introducing JavaScript
  • How to Critique Design
  • Principles of Design
  • Elements of Design
  • 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
  • Connecting to a Database with SQLAlchemy
  • Creating a Basic Website with Flask
  • Working with SQLAlchemy
  • Introduction to SQLAlchemy
  • React Component Patterns
  • Stateful Components and the Effect Hook
  • Managing State
  • Data Flow
  • Build Modular Interfaces with Components
  • Going Further with Routing
  • Navigating, Nesting and Redirecting Routes
  • Getting Started with React Router
  • Functions in TypeScript
  • Manipulating Types
  • Working with (More) Types
  • Getting Started with TypeScript
  • Timezones
  • Math Quiz App
  • Dates and Times
  • Creating a Memory Game
  • Emulating Built-ins
  • Welcome to OOP
  • Technical Interview Prep: Basic Python
  • Buggy Logs
  • Cleaner Code
  • 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
  • Build an Application
  • Using Lists
  • Meet Lists
  • Practice Functions
  • All Together Now
  • Functions and Looping
  • Types and Branching
  • Meet Python
  • React Router and Authentication
  • Implementing Basic Authentication
  • Introducing the Authentication Project
  • Get Involved in Open Source
  •  Create a Web Presence on GitHub
  •  Working on a Team
  • Working By Yourself
  • Hello, GitHub!
  • Validating Data
  • The Importance of Data Validation
  • Retrieve Related Data in Sequelize Queries
  • Create Related Data Using Sequelize Models
  • Data Relationships in Sequelize
  • Understand Data Relationships
  • Refactoring and Modularizing a REST API
  • Create, Read, Update, Delete
  • Managing Data and Asynchronous Code
  • Getting to Know REST APIs
  • Getting the REST You Need 2
  • Performing CRUD Operations
  • Defining Models
  • Getting Started with Sequelize
  • Asynchronous Code in Express
  • 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
  • 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
  • Build Modular Interfaces with Components
  • Stateful Components
  • Introducing Props
  • Thinking in Components
  • First Steps in React
  • Serving Static Files in Express
  • Applying Express Knowledge
  • Middleware
  • Deeper into Routing with Express
  • Using Templates with Express
  • Getting Started with Express
  • Managing Packages with NPM
  • Hello Node.js
  • Creating a Command Line Application
  • Handling Errors in Node
  • Getting Data From an API With Node
  • Introduction to Node.js
  • JavaScript Frameworks, Libraries, and Developer Roles
  • JavaScript Outside of the Browser
  • GET and POST Requests in a Browser
  • Introduction to HTTP
  • Reformatting User Input
  • Validating a Form with Regular Expressions
  • Regular Expressions
  • The Role of Selectors in JavaScript
  • Pseudo-classes and Combinators
  • Selector Basics
  • Building Forms With Bootstrap
  • 25th Techdegree Peer Review
  • Using Bootstrap Components
  • Responsive Layouts With the Bootstrap Grid
  • Getting to Know Bootstrap 4
  • Practice forEach
  • Combining Array Methods
  • Array Manipulation
  • Array Iteration
  • Exploring Async/Await
  • Understanding Promises
  • Asynchronous JavaScript with Callbacks
  • What is Asynchronous Programming?
  • Programming AJAX
  • AJAX Concepts
  • Callbacks and the DOM
  • Callbacks with Timers
  • Introduction to Callback Functions
  • 10th Techdegree Peer Review
  • Introducing 'Four in a Row'
  • Checking Out and Returning a Book
  • Starting with Some Methods
  • The Rough Plan
  • Practicing Getters and Setters
  • Practicing Classes
  • Getters and Setters
  • Working with Classes in JavaScript
  • Object Basics
  • Practicing Object Basics
  • Introduction to Object-Oriented JavaScript
  • Keyframe and Line Drawing Animations
  • Transitions and Transforms
  • Creating an SVG
  • Introduction to SVG
  • Improving the Application Code
  • Editing and Filtering Names
  • Adding and Removing Names
  • 5th Techdegree Peer Review
  • 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
  • Loop Through Objects
  • Object Basics
  • Multidimensional Arrays
  • Loop Through Arrays
  • 5 Star Techdegree Reviewer
  • Store Multiple Values in an Array
  • Working with 'for' Loops
  • Simplify Repetitive Tasks with 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!
  • Going Further with Grid Layout
  • Flexible Sized Grids
  • Introducing Grid Layout
  • Add Reusable Logic to Your Sass
  • Write Smart and Efficient CSS with Sass
  • 1st Techdegree Peer Review
  • Improve Your Workflow with Sass
  • Getting Started with Sass
  • Adding 3D Effects with CSS
  • Getting Started with CSS Transforms
  • Transition Timing Functions and Delays
  • Getting Started with CSS Transitions
  • GitHub and Other Remote Repositories
  • Managing Committed Files
  • First Commits
  • Common Commands
  • Directories and Files
  • The Command Shell
  • Build an Accessible Form
  • Introduction To Accessibility
  • Advanced Selectors
  • Going Further with Attribute Selectors and Pseudo-Classes
  • Selectors - Beyond the Basics
  • Choosing Options
  • Organizing Forms
  • Form Basics
  • Structuring Tables
  • Table Basics
  • Building a Layout with Flexbox
  • Flexbox Properties
  • Understanding Flexbox
  • Mobile-First CSS Layout
  • Finishing Touches
  • Styling Images
  • Styling Boxes
  • Styling Text
  • CSS Media Queries
  • CSS Layout Techniques
  • Box Model Concepts
  • The CSS Box Model
  • Fundamental Concepts
  • 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
  • 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