David Rosero

David Rosero

Member Since May 10, 2021

11,329

Total Points

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141 Achievements

  • Achievement

    All Together Now

    Python Basics

    Achieved

    May 9, 2024

    All Together Now
  • Achievement

    Functions and Looping

    Python Basics

    Achieved

    Apr 20, 2024

    Functions and Looping
  • Achievement

    Meet Objects

    Java Objects

    Achieved

    Apr 18, 2024

    Meet Objects
  • Achievement

    Types and Branching

    Python Basics

    Achieved

    Apr 16, 2024

    Types and Branching
  • Achievement

    Meet Python

    Python Basics

    Achieved

    Apr 11, 2024

    Meet Python
  • Achievement

    The Data Analysis Process

    Data Analysis Basics

    Achieved

    Apr 9, 2024

    The Data Analysis Process
  • Achievement

    The Profit & Loss Statement

    Financial Statement Basics

    Achieved

    Apr 6, 2024

    The Profit & Loss Statement
  • Achievement

    Getting to Know Your Data

    Data Analysis Basics

    Achieved

    Apr 4, 2024

    Getting to Know Your Data
  • Achievement

    Understanding State

    React Basics

    Achieved

    Mar 27, 2024

    Understanding State
  • Achievement

    Checking Out and Returning a Book

    Practice Object Interaction

    Achieved

    Mar 7, 2024

    Checking Out and Returning a Book
  • Achievement

    Starting with Some Methods

    Practice Object Interaction

    Achieved

    Mar 5, 2024

    Starting with Some Methods
  • Achievement

    The Rough Plan

    Practice Object Interaction

    Achieved

    Feb 26, 2024

    The Rough Plan
  • Achievement

    Introducing Props

    React Basics

    Achieved

    Feb 19, 2024

    Introducing Props
  • Achievement

    Introducing Data Analysis

    Data Analysis Basics

    Achieved

    Feb 16, 2024

    Introducing Data Analysis
  • Achievement

    Introducing Financial Statements

    Financial Statement Basics

    Achieved

    Feb 15, 2024

    Introducing Financial Statements
  • Achievement

    Practicing Object Basics

    Practice Object Basics in JavaScript

    Achieved

    Feb 15, 2024

    Practicing Object Basics
  • Achievement

    Thinking in Components

    React Basics

    Achieved

    Feb 13, 2024

    Thinking in Components
  • Achievement

    First Steps in React

    React Basics

    Achieved

    Feb 12, 2024

    First Steps in React
  • Achievement

    Handling Errors When Manipulating Data

    Modifying Data with SQL

    Achieved

    Oct 22, 2023

    Handling Errors When Manipulating Data
  • Achievement

    Deleting Data from a Database

    Modifying Data with SQL

    Achieved

    Oct 21, 2023

    Deleting Data from a Database
  • Achievement

    Updating Data in a Database

    Modifying Data with SQL

    Achieved

    Oct 21, 2023

    Updating Data in a Database
  • Achievement

    Adding Data to a Database

    Modifying Data with SQL

    Achieved

    Oct 21, 2023

    Adding Data to a Database
  • Achievement

    Getting Started with Sequelize

    Using SQL ORMs with Node.js

    Achieved

    Oct 21, 2023

    Getting Started with Sequelize
  • Achievement

    Refactoring and Modularizing a REST API

    REST APIs with Express

    Achieved

    Oct 20, 2023

    Refactoring and Modularizing a REST API
  • Achievement

    Create, Read, Update, Delete

    REST APIs with Express

    Achieved

    Oct 16, 2023

    Create, Read, Update, Delete
  • Achievement

    Managing Data and Asynchronous Code

    REST APIs with Express

    Achieved

    Oct 15, 2023

    Managing Data and Asynchronous Code
  • Achievement

    Getting to Know REST APIs

    REST APIs with Express

    Achieved

    Oct 10, 2023

    Getting to Know REST APIs
  • Achievement

    Asynchronous Code in Express

    Asynchronous Code in Express

    Achieved

    Oct 9, 2023

    Asynchronous Code in Express
  • Achievement

    Perfecting the Prototype

    Java Basics

    Achieved

    Oct 9, 2023

    Perfecting the Prototype
  • Achievement

    Finding the Data You Want

    SQL Basics

    Achieved

    Oct 6, 2023

    Finding the Data You Want
  • Achievement

    Serving Static Files in Express

    Express Basics

    Achieved

    Oct 4, 2023

    Serving Static Files in Express
  • Achievement

    Applying Express Knowledge

    Express Basics

    Achieved

    Oct 3, 2023

    Applying Express Knowledge
  • Achievement

    Middleware

    Express Basics

    Achieved

    Sep 28, 2023

    Middleware
  • Achievement

    Deeper into Routing with Express

    Express Basics

    Achieved

    Sep 19, 2023

    Deeper into Routing with Express
  • Achievement

    Using Templates with Express

    Express Basics

    Achieved

    Sep 11, 2023

    Using Templates with Express
  • Achievement

    Getting Started with Express

    Express Basics

    Achieved

    Aug 30, 2023

    Getting Started with Express
  • Achievement

    HTTP Methods and Headers

    Build a Simple Dynamic Site with Node.js

    Achieved

    Aug 22, 2023

    HTTP Methods and Headers
  • Achievement

    Creating a Basic Template Engine in Node.js

    Build a Simple Dynamic Site with Node.js

    Achieved

    Aug 19, 2023

    Creating a Basic Template Engine in Node.js
  • Achievement

    Handling Routes in Node.js

    Build a Simple Dynamic Site with Node.js

    Achieved

    Aug 17, 2023

    Handling Routes in Node.js
  • Achievement

    Creating a Simple Server in Node.js

    Build a Simple Dynamic Site with Node.js

    Achieved

    Aug 15, 2023

    Creating a Simple Server in Node.js
  • Achievement

    Using your New Tools

    Java Basics

    Achieved

    Aug 13, 2023

    Using your New Tools
  • Achievement

    Getting Started with Java

    Java Basics

    Achieved

    Aug 13, 2023

    Getting Started with Java
  • Achievement

    Adding the Game Logic

    Object-Oriented JavaScript: Challenge

    Achieved

    Jul 11, 2023

    Adding the Game Logic
  • Achievement

    Making the Game Interactive

    Object-Oriented JavaScript: Challenge

    Achieved

    Jul 4, 2023

    Making the Game Interactive
  • Achievement

    Rendering the Game

    Object-Oriented JavaScript: Challenge

    Achieved

    Jun 20, 2023

    Rendering the Game
  • Achievement

    Building Constructor Methods and Generating Objects

    Object-Oriented JavaScript: Challenge

    Achieved

    Jun 20, 2023

    Building Constructor Methods and Generating Objects
  • Achievement

    Introducing 'Four in a Row'

    Object-Oriented JavaScript: Challenge

    Achieved

    Jun 19, 2023

    Introducing 'Four in a Row'
  • Achievement

    Traversing the DOM

    Interacting with the DOM

    Achieved

    Jun 15, 2023

    Traversing the DOM
  • Achievement

    Responding to User Interaction

    Interacting with the DOM

    Achieved

    Jun 15, 2023

    Responding to User Interaction
  • Achievement

    Making Changes to the DOM

    JavaScript and the DOM

    Achieved

    Jun 14, 2023

    Making Changes to the DOM
  • Achievement

    Getting a Handle on the DOM

    JavaScript and the DOM

    Achieved

    Jun 14, 2023

    Getting a Handle on the DOM
  • Achievement

    The Browser Environment

    JavaScript and the DOM

    Achieved

    Jun 13, 2023

    The Browser Environment
  • Achievement

    JavaScript Tools and Workflows

    The Landscape of JavaScript

    Achieved

    Jun 13, 2023

    JavaScript Tools and Workflows
  • Achievement

    JavaScript is Everywhere

    The Landscape of JavaScript

    Achieved

    Jun 7, 2023

    JavaScript is Everywhere
  • Achievement

    Ruby Syntax

    Ruby Basics

    Achieved

    Apr 7, 2023

    Ruby Syntax
  • Achievement

    Chrome DevTools Basics

    Website Optimization

    Achieved

    Mar 3, 2023

    Chrome DevTools Basics
  • Achievement

    Captioning Video

    HTML Video and Audio

    Achieved

    Feb 20, 2023

    Captioning Video
  • Achievement

    Media Basics

    HTML Video and Audio

    Achieved

    Feb 20, 2023

    Media Basics
  • Achievement

    Combine and Minify Assets

    Introduction to Front End Performance Optimization

    Achieved

    Feb 19, 2023

    Combine and Minify Assets
  • Achievement

    Optimize Assets

    Introduction to Front End Performance Optimization

    Achieved

    Feb 19, 2023

    Optimize Assets
  • Achievement

    Measuring Performance

    Introduction to Front End Performance Optimization

    Achieved

    Feb 19, 2023

    Measuring Performance
  • Achievement

    Planning for Performance

    Introduction to Front End Performance Optimization

    Achieved

    Feb 18, 2023

    Planning for Performance
  • Achievement

    Structuring Tables

    HTML Tables

    Achieved

    Feb 18, 2023

    Structuring Tables
  • Achievement

    Table Basics

    HTML Tables

    Achieved

    Feb 18, 2023

    Table Basics
  • Achievement

    Scrum Artifacts

    Scrum Basics

    Achieved

    Feb 13, 2023

    Scrum Artifacts
  • Achievement

    Scrum Events

    Scrum Basics

    Achieved

    Feb 13, 2023

    Scrum Events
  • Achievement

    Introducing Scrum

    Scrum Basics

    Achieved

    Feb 13, 2023

    Introducing Scrum
  • Achievement

    Going Further with Grid Layout

    CSS Grid Layout

    Achieved

    Feb 3, 2023

    Going Further with Grid Layout
  • Achievement

    Flexible Sized Grids

    CSS Grid Layout

    Achieved

    Feb 3, 2023

    Flexible Sized Grids
  • Achievement

    Introducing Grid Layout

    CSS Grid Layout

    Achieved

    Jan 30, 2023

    Introducing Grid Layout
  • Achievement

    What is Agile?

    Scrum Basics

    Achieved

    Jan 27, 2023

    What is Agile?
  • Achievement

    Exploring Async/Await

    Asynchronous Programming with JavaScript

    Achieved

    Jan 17, 2023

    Exploring Async/Await
  • Achievement

    Understanding Promises

    Asynchronous Programming with JavaScript

    Achieved

    Jan 17, 2023

    Understanding Promises
  • Achievement

    Asynchronous JavaScript with Callbacks

    Asynchronous Programming with JavaScript

    Achieved

    Jan 2, 2023

    Asynchronous JavaScript with Callbacks
  • Achievement

    What is Asynchronous Programming?

    Asynchronous Programming with JavaScript

    Achieved

    Jan 2, 2023

    What is Asynchronous Programming?
  • Achievement

    Getting Data from a Database

    SQL Basics

    Achieved

    Nov 4, 2022

    Getting Data from a Database
  • Achievement

    Data, Databases and SQL

    SQL Basics

    Achieved

    Nov 1, 2022

    Data, Databases and SQL
  • Achievement

    Programming AJAX

    AJAX Basics

    Achieved

    Oct 1, 2022

    Programming AJAX
  • Achievement

    AJAX Concepts

    AJAX Basics

    Achieved

    Aug 8, 2022

    AJAX Concepts
  • Achievement

    Building Forms With Bootstrap

    Bootstrap Basics

    Achieved

    Jul 26, 2022

    Building Forms With Bootstrap
  • Achievement

    Using Bootstrap Components

    Bootstrap Basics

    Achieved

    Jul 12, 2022

    Using Bootstrap Components
  • Achievement

    Responsive Layouts With the Bootstrap Grid

    Bootstrap Basics

    Achieved

    Jun 14, 2022

    Responsive Layouts With the Bootstrap Grid
  • Achievement

    Getting to Know Bootstrap 4

    Bootstrap Basics

    Achieved

    Jun 8, 2022

    Getting to Know Bootstrap 4
  • Achievement

    Practicing Getters and Setters

    Practice Getters and Setters in JavaScript

    Achieved

    Jun 7, 2022

    Practicing Getters and Setters
  • Achievement

    Getters and Setters

    Object-Oriented JavaScript

    Achieved

    Jun 7, 2022

    Getters and Setters
  • Achievement

    Practicing Classes

    Practice Classes in JavaScript

    Achieved

    Jun 3, 2022

    Practicing Classes
  • Achievement

    Working with Classes in JavaScript

    Object-Oriented JavaScript

    Achieved

    Jun 3, 2022

    Working with Classes in JavaScript
  • Achievement

    Object Basics

    Object-Oriented JavaScript

    Achieved

    Jun 2, 2022

    Object Basics
  • Achievement

    Introduction to Object-Oriented JavaScript

    Object-Oriented JavaScript

    Achieved

    Jun 2, 2022

    Introduction to Object-Oriented JavaScript
  • Achievement

    Advanced Selectors

    CSS Selectors

    Achieved

    Jun 2, 2022

    Advanced Selectors
  • Achievement

    Going Further with Attribute Selectors and Pseudo-Classes

    CSS Selectors

    Achieved

    Jun 1, 2022

    Going Further with Attribute Selectors and Pseudo-Classes
  • Achievement

    Selectors - Beyond the Basics

    CSS Selectors

    Achieved

    May 31, 2022

    Selectors - Beyond the Basics
  • Achievement

    Loop Through Objects

    JavaScript Objects

    Achieved

    May 20, 2022

    Loop Through Objects
  • Achievement

    Object Basics

    JavaScript Objects

    Achieved

    May 19, 2022

    Object Basics
  • Achievement

    Multidimensional Arrays

    JavaScript Arrays

    Achieved

    May 17, 2022

    Multidimensional Arrays
  • Achievement

    Loop Through Arrays

    JavaScript Arrays

    Achieved

    May 16, 2022

    Loop Through Arrays
  • Achievement

    Store Multiple Values in an Array

    JavaScript Arrays

    Achieved

    Apr 27, 2022

    Store Multiple Values in an Array
  • Achievement

    Working with 'for' Loops

    JavaScript Loops

    Achieved

    Apr 19, 2022

    Working with 'for' Loops
  • Achievement

    Simplify Repetitive Tasks with Loops

    JavaScript Loops

    Achieved

    Dec 1, 2021

    Simplify Repetitive Tasks with Loops
  • Achievement

    Build an Accessible Form

    Accessibility For Web Developers

    Achieved

    Oct 20, 2021

    Build an Accessible Form
  • Achievement

    Introduction To Accessibility

    Accessibility For Web Developers

    Achieved

    Oct 20, 2021

    Introduction To Accessibility
  • Achievement

    Choosing Options

    HTML Forms

    Achieved

    Oct 20, 2021

    Choosing Options
  • Achievement

    Organizing Forms

    HTML Forms

    Achieved

    Oct 20, 2021

    Organizing Forms
  • Achievement

    Form Basics

    HTML Forms

    Achieved

    Oct 13, 2021

    Form Basics
  • Achievement

    Building a Layout with Flexbox

    CSS Flexbox Layout

    Achieved

    Oct 7, 2021

    Building a Layout with Flexbox
  • Achievement

    Flexbox Properties

    CSS Flexbox Layout

    Achieved

    Oct 4, 2021

    Flexbox Properties
  • Achievement

    Understanding Flexbox

    CSS Flexbox Layout

    Achieved

    Oct 4, 2021

    Understanding Flexbox
  • Achievement

    Responsive Patterns

    Responsive Layouts

    Achieved

    Oct 3, 2021

    Responsive Patterns
  • Achievement

    Media Queries

    Responsive Layouts

    Achieved

    Oct 3, 2021

    Media Queries
  • Achievement

    Responsive Theory

    Responsive Layouts

    Achieved

    Oct 2, 2021

    Responsive Theory
  • Achievement

    Mobile-First CSS Layout

    Mobile-First CSS Layout

    Achieved

    Sep 22, 2021

    Mobile-First CSS Layout
  • Achievement

    Arrow Functions

    JavaScript Functions

    Achieved

    Sep 12, 2021

    Arrow Functions
  • Achievement

    Pass Information Into Functions

    JavaScript Functions

    Achieved

    Sep 9, 2021

    Pass Information Into Functions
  • Achievement

    Create Reusable Code with Functions

    JavaScript Functions

    Achieved

    Sep 2, 2021

    Create Reusable Code with Functions
  • Achievement

    The Math Object

    JavaScript Numbers

    Achieved

    Sep 2, 2021

    The Math Object
  • Achievement

    Working with Numbers

    JavaScript Numbers

    Achieved

    Aug 6, 2021

    Working with Numbers
  • Achievement

    Making Decisions in Your Code with Conditional Statements

    JavaScript Basics

    Achieved

    Aug 6, 2021

    Making Decisions in Your Code with Conditional Statements
  • Achievement

    Working With Strings

    JavaScript Basics

    Achieved

    Jul 28, 2021

    Working With Strings
  • Achievement

    Storing and Tracking Information with Variables

    JavaScript Basics

    Achieved

    Jul 28, 2021

    Storing and Tracking Information with Variables
  • Achievement

    Hello, JavaScript!

    JavaScript Basics

    Achieved

    Jul 21, 2021

    Hello, JavaScript!
  • Achievement

    Finishing Touches

    Enhancing Design with CSS

    Achieved

    Jul 18, 2021

    Finishing Touches
  • Achievement

    Styling Images

    Enhancing Design with CSS

    Achieved

    Jul 17, 2021

    Styling Images
  • Achievement

    Styling Boxes

    Enhancing Design with CSS

    Achieved

    Jul 17, 2021

    Styling Boxes
  • Achievement

    Styling Text

    Enhancing Design with CSS

    Achieved

    Jul 17, 2021

    Styling Text
  • Achievement

    CSS Media Queries

    CSS Layout

    Achieved

    Jul 15, 2021

    CSS Media Queries
  • Achievement

    CSS Layout Techniques

    CSS Layout

    Achieved

    Jul 13, 2021

    CSS Layout Techniques
  • Achievement

    Box Model Concepts

    CSS Layout

    Achieved

    Jul 12, 2021

    Box Model Concepts
  • Achievement

    The CSS Box Model

    CSS Layout

    Achieved

    Jul 8, 2021

    The CSS Box Model
  • Achievement

    Fundamental Concepts

    CSS Basics

    Achieved

    Jul 7, 2021

    Fundamental Concepts
  • Achievement

    Understanding Values and Units

    CSS Basics

    Achieved

    Jul 5, 2021

    Understanding Values and Units
  • Achievement

    Basic Selectors

    CSS Basics

    Achieved

    Jul 1, 2021

    Basic Selectors
  • Achievement

    Getting Started with CSS

    CSS Basics

    Achieved

    Jun 30, 2021

    Getting Started with CSS
  • Achievement

    Going Further with HTML

    HTML Basics

    Achieved

    Jun 29, 2021

    Going Further with HTML
  • Achievement

    Images, Text and Links

    HTML Basics

    Achieved

    Jun 28, 2021

    Images, Text and Links
  • Achievement

    Structuring Your Content

    HTML Basics

    Achieved

    May 29, 2021

    Structuring Your Content
  • Achievement

    Getting Started With HTML

    HTML Basics

    Achieved

    May 29, 2021

    Getting Started With HTML
  • Achievement

    Adding a New Web Page

    Introduction to HTML and CSS (2016)

    Achieved

    May 24, 2021

    Adding a New Web Page
  • Achievement

    Make It Beautiful with CSS

    Introduction to HTML and CSS (2016)

    Achieved

    May 24, 2021

    Make It Beautiful with CSS
  • Achievement

    HTML: The Structural Foundation of Web Pages and Applications

    Introduction to HTML and CSS (2016)

    Achieved

    May 24, 2021

    HTML: The Structural Foundation of Web Pages and Applications
  • Achievement

    Getting Familiar with HTML and CSS

    Introduction to HTML and CSS (2016)

    Achieved

    May 18, 2021

    Getting Familiar with HTML and CSS
  • Achievement

    Newbie

    Achieved

    May 10, 2021

    Newbie