Corey Messer

Corey Messer

Member Since January 30, 2017

13,410

Total Points

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

Skills & Experience

  • Job Title

    Python Developer

  • Spoken Languages

    • English

146 Achievements

  • Practical Jenkins
  • Pipelines
  • How Jenkins Works
  • Build a Spreadsheet
  • Spreadsheet Best Practices
  • Spreadsheet Functions & Formulas
  • Getting Started With Spreadsheets
  • Writing a Classifier
  • Machine Learning Vocabulary
  • Introduction to Machine Learning
  • Big Data at Netflix
  • Where and How Big Data Is Used
  • What is Big Data
  • Selecting Relevant Data
  • Handling Bad Data
  • “Clean” or “Dirty” Data
  • Exploring pandas
  • Array Programming
  • Array Organization
  • Meet NumPy
  • Introducing Spreadsheets
  • When To Use What Type of Chart
  • Chart Formatting and Layout
  • Practicing Data Visualization in Excel
  • Introduction To Data Visualization
  • Getting to Know Your Data
  • The Data Analysis Process
  • Introducing Data Analysis
  • Data Eruption
  • Chart Toppers
  • Dice Roller
  • Python: Advanced Objects
  • Python: Inheritance
  • Meet Lists
  • Using Lists
  • Build an Application
  • Meet Python
  • Types and Branching
  • Functions and Looping
  • All Together Now
  • Python: Instant Objects
  • JavaScript Loops
  • Finishing the Game
  • Introducing JavaScript
  • Meet pandas
  • Additional Scraping Tasks
  • A World Full of Spiders
  • Introducing Data Scraping
  • The Lambda Lambada
  • Functional Workhorses
  • 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
  • Functional Rules
  • Getting Started with Data Visualization
  • 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
  • Date and Time Functions
  • Aggregate and Numeric Functions
  • Working with Text
  • 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
  • Getting Data from a Database
  • Data, Databases and SQL
  • Tacocat Challenge
  • 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
  • API Protection
  • Resourceful Blueprints
  • Exploring Best Practices
  • Test Drive
  • Meet Selenium
  • MASH JavaScript
  • MASH CSS
  • MASH HTML
  • Treehouse Club - JavaScript
  • Treehouse Club - CSS
  • Welcome to the Treehouse Club
  • WWW
  • The Internet
  • Computer Languages
  • Computer Basics
  • Getting the REST You Need
  • How to Win Friends
  • Broadcasting
  • Takin' Names
  • Making Strong Users
  • GET and POST Requests in a Browser
  • Introduction to HTTP
  • Character Builder
  • Flask Templates
  • JavaScript Functions
  • JavaScript Conditional Statements
  • JavaScript Numbers
  • JavaScript Variables
  • Introducing JavaScript
  • Python Regular Expressions
  • Gettin' CRUD-y With It
  • Our Diary App
  • Meet Peewee
  • Covering Your Bases
  • Be Assertive!
  • What Is Testing?
  • Timezones
  • Math Quiz App
  • Dates and Times
  • Buggy Logs
  • Cleaner Code
  • Hack-n-Slash
  • Python Inheritance
  • Python Objects
  • Dungeon Game 2
  • Python Sets
  • Python Tuples
  • Python Dictionaries
  • Python Lists
  • Welcome to Flask
  • Python Slices
  • Logic in Python
  • Letter Game App
  • Number Game App
  • Shopping List App
  • Python Data Types
  • Python For Beginners
  • Newbie