Mazen Lawand

Mazen Lawand

Dallas, Texas

10,105

Total Points

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Learn more about when and how points are earned.

128 Achievements

  • Achievement

    Time Complexity

    Introduction to Algorithms

    Achieved

    Apr 2, 2022

    Time Complexity
  • Achievement

    Playing a Counting Game

    Introduction to Algorithms

    Achieved

    Mar 25, 2022

    Playing a Counting Game
  • Achievement

    Serving Static Files in Express

    Express Basics

    Achieved

    Mar 15, 2022

    Serving Static Files in Express
  • Achievement

    Applying Express Knowledge

    Express Basics

    Achieved

    Mar 12, 2022

    Applying Express Knowledge
  • Achievement

    Middleware

    Express Basics

    Achieved

    Mar 2, 2022

    Middleware
  • Achievement

    Deeper into Routing with Express

    Express Basics

    Achieved

    Mar 2, 2022

    Deeper into Routing with Express
  • Achievement

    Using Templates with Express

    Express Basics

    Achieved

    Feb 24, 2022

    Using Templates with Express
  • Achievement

    Getting Started with Express

    Express Basics

    Achieved

    Feb 21, 2022

    Getting Started with Express
  • Achievement

    Creating a Command Line Weather Application

    Node.js Basics 2017

    Achieved

    Feb 14, 2022

    Creating a Command Line Weather Application
  • Achievement

    Handling Errors in Node

    Node.js Basics 2017

    Achieved

    Jan 19, 2022

    Handling Errors in Node
  • Achievement

    Getting Data From an API With Node

    Node.js Basics 2017

    Achieved

    Jan 17, 2022

    Getting Data From an API With Node
  • Achievement

    Introduction to Node.js

    Node.js Basics 2017

    Achieved

    Jan 14, 2022

    Introduction to Node.js
  • Achievement

    Fundamental Concepts

    CSS Basics

    Achieved

    Jan 12, 2022

    Fundamental Concepts
  • Achievement

    Understanding Values and Units

    CSS Basics

    Achieved

    Jan 12, 2022

    Understanding Values and Units
  • Achievement

    Basic Selectors

    CSS Basics

    Achieved

    Jan 7, 2022

    Basic Selectors
  • Achievement

    Getting Started with CSS

    CSS Basics

    Achieved

    Jan 3, 2022

    Getting Started with CSS
  • Achievement

    Going Further with HTML

    HTML Basics

    Achieved

    Jan 2, 2022

    Going Further with HTML
  • Achievement

    Images, Text and Links

    HTML Basics

    Achieved

    Jan 2, 2022

    Images, Text and Links
  • Achievement

    Structuring Your Content

    HTML Basics

    Achieved

    Dec 30, 2021

    Structuring Your Content
  • Achievement

    Getting Started With HTML

    HTML Basics

    Achieved

    Dec 29, 2021

    Getting Started With HTML
  • Achievement

    Responding to User Interaction

    Interacting with the DOM

    Achieved

    Dec 28, 2021

    Responding to User Interaction
  • Achievement

    Adding a New Web Page

    Introduction to HTML and CSS (2016)

    Achieved

    Dec 27, 2021

    Adding a New Web Page
  • Achievement

    Make It Beautiful with CSS

    Introduction to HTML and CSS (2016)

    Achieved

    Dec 27, 2021

    Make It Beautiful with CSS
  • Achievement

    HTML: The Structural Foundation of Web Pages and Applications

    Introduction to HTML and CSS (2016)

    Achieved

    Dec 27, 2021

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

    Getting Familiar with HTML and CSS

    Introduction to HTML and CSS (2016)

    Achieved

    Dec 24, 2021

    Getting Familiar with HTML and CSS
  • Achievement

    Loop Through Objects

    JavaScript Objects

    Achieved

    Dec 12, 2021

    Loop Through Objects
  • Achievement

    The Browser Environment

    JavaScript and the DOM

    Achieved

    Dec 12, 2021

    The Browser Environment
  • Achievement

    Multidimensional Arrays

    JavaScript Arrays

    Achieved

    Dec 12, 2021

    Multidimensional Arrays
  • Achievement

    Loop Through Arrays

    JavaScript Arrays

    Achieved

    Dec 10, 2021

    Loop Through Arrays
  • Achievement

    Object Basics

    JavaScript Objects

    Achieved

    Dec 10, 2021

    Object Basics
  • Achievement

    Store Multiple Values in an Array

    JavaScript Arrays

    Achieved

    Dec 10, 2021

    Store Multiple Values in an Array
  • Achievement

    Making Decisions in Your Code with Conditional Statements

    JavaScript Basics

    Achieved

    Dec 4, 2021

    Making Decisions in Your Code with Conditional Statements
  • Achievement

    Working With Strings

    JavaScript Basics

    Achieved

    Dec 4, 2021

    Working With Strings
  • Achievement

    Working with 'for' Loops

    JavaScript Loops

    Achieved

    Dec 2, 2021

    Working with 'for' Loops
  • Achievement

    Arrow Functions

    JavaScript Functions

    Achieved

    Dec 2, 2021

    Arrow Functions
  • Achievement

    Simplify Repetitive Tasks with Loops

    JavaScript Loops

    Achieved

    Dec 2, 2021

    Simplify Repetitive Tasks with Loops
  • Achievement

    Pass Information Into Functions

    JavaScript Functions

    Achieved

    Dec 1, 2021

    Pass Information Into Functions
  • Achievement

    Create Reusable Code with Functions

    JavaScript Functions

    Achieved

    Dec 1, 2021

    Create Reusable Code with Functions
  • Achievement

    The Math Object

    JavaScript Numbers

    Achieved

    Dec 1, 2021

    The Math Object
  • Achievement

    Working with Numbers

    JavaScript Numbers

    Achieved

    Nov 28, 2021

    Working with Numbers
  • Achievement

    Storing and Tracking Information with Variables

    JavaScript Basics

    Achieved

    Nov 20, 2021

    Storing and Tracking Information with Variables
  • Achievement

    Hello, JavaScript!

    JavaScript Basics

    Achieved

    Nov 20, 2021

    Hello, JavaScript!
  • Achievement

    Creating a Memory Game

    Basic Object-Oriented Python

    Achieved

    Nov 1, 2021

    Creating a Memory Game
  • Achievement

    Iterating and Packing with Dictionaries

    Introducing Dictionaries

    Achieved

    Sep 17, 2021

    Iterating and Packing with Dictionaries
  • Achievement

    Introducing Dictionaries

    Introducing Dictionaries

    Achieved

    Sep 17, 2021

    Introducing Dictionaries
  • Achievement

    Sequence Operations

    Python Sequences

    Achieved

    Sep 17, 2021

    Sequence Operations
  • Achievement

    Packing and Unpacking

    Functions, Packing, and Unpacking

    Achieved

    Sep 17, 2021

    Packing and Unpacking
  • Achievement

    Sequence Iterations

    Python Sequences

    Achieved

    Sep 16, 2021

    Sequence Iterations
  • Achievement

    Getting Info In and Out of Functions

    Functions, Packing, and Unpacking

    Achieved

    Sep 16, 2021

    Getting Info In and Out of Functions
  • Achievement

    Getting to Know Tuples

    Introducing Tuples

    Achieved

    Sep 16, 2021

    Getting to Know Tuples
  • Achievement

    Build an Application

    Introducing Lists

    Achieved

    Sep 16, 2021

    Build an Application
  • Achievement

    Introduction to Functions

    Functions, Packing, and Unpacking

    Achieved

    Sep 16, 2021

    Introduction to Functions
  • Achievement

    Using Lists

    Introducing Lists

    Achieved

    Sep 16, 2021

    Using Lists
  • Achievement

    Meet Lists

    Introducing Lists

    Achieved

    Sep 11, 2021

    Meet Lists
  • Achievement

    Practice Functions

    Practice Creating and Using Functions in Python

    Achieved

    Sep 9, 2021

    Practice Functions
  • Achievement

    All Together Now

    Python Basics

    Achieved

    Sep 9, 2021

    All Together Now
  • Achievement

    Functions and Looping

    Python Basics

    Achieved

    Sep 7, 2021

    Functions and Looping
  • Achievement

    Meet Python

    Python Basics

    Achieved

    Sep 7, 2021

    Meet Python
  • Achievement

    Types and Branching

    Python Basics

    Achieved

    Aug 21, 2021

    Types and Branching
  • Achievement

    Introducing the Authentication Project

    React Authentication (2019)

    Achieved

    Oct 21, 2019

    Introducing the Authentication Project
  • Achievement

    Getting to Know REST APIs

    REST APIs with Express

    Achieved

    Oct 13, 2019

    Getting to Know REST APIs
  • Achievement

    Express Middleware

    User Authentication With Express and Mongo

    Achieved

    Oct 9, 2019

    Express Middleware
  • Achievement

    Sessions and Cookies

    User Authentication With Express and Mongo

    Achieved

    Oct 9, 2019

    Sessions and Cookies
  • Achievement

    User Registration and Login

    User Authentication With Express and Mongo

    Achieved

    Oct 3, 2019

    User Registration and Login
  • Achievement

    What is Authentication?

    User Authentication With Express and Mongo

    Achieved

    Oct 2, 2019

    What is Authentication?
  • Achievement

    Finding Your First Project

    How to Freelance

    Achieved

    Dec 26, 2014

    Finding Your First Project
  • Achievement

    Starting a Freelance Career

    How to Freelance

    Achieved

    Dec 26, 2014

    Starting a Freelance Career
  • Achievement

    Understanding Views and View Controllers

    Build a Simple iPhone App (iOS7)

    Achieved

    Dec 23, 2014

    Understanding Views and View Controllers
  • Achievement

    Getting Started (iOS7)

    Build a Simple iPhone App (iOS7)

    Achieved

    Dec 23, 2014

    Getting Started (iOS7)
  • Achievement

    Deploying to a Device

    Build a Simple iPhone App with Swift

    Achieved

    Dec 22, 2014

    Deploying to a Device
  • Achievement

    Debugging Our App

    Build a Simple iPhone App with Swift

    Achieved

    Dec 22, 2014

    Debugging Our App
  • Achievement

    Improving Our User Interface

    Build a Simple iPhone App with Swift

    Achieved

    Dec 22, 2014

    Improving Our User Interface
  • Achievement

    Using a Data Model

    Build a Simple iPhone App with Swift

    Achieved

    Dec 22, 2014

    Using a Data Model
  • Achievement

    Views and View Controllers

    Build a Simple iPhone App with Swift

    Achieved

    Dec 13, 2014

    Views and View Controllers
  • Achievement

    Getting Started with Xcode

    Build a Simple iPhone App with Swift

    Achieved

    Dec 13, 2014

    Getting Started with Xcode
  • Achievement

    Displaying Our Weather Data

    Build a Weather App with Swift (Retired)

    Achieved

    Dec 10, 2014

    Displaying Our Weather Data
  • Achievement

    Data Modeling With Structures

    Build a Weather App with Swift (Retired)

    Achieved

    Dec 10, 2014

    Data Modeling With Structures
  • Achievement

    Pulling Data From the Web

    Build a Weather App with Swift (Retired)

    Achieved

    Dec 10, 2014

    Pulling Data From the Web
  • Achievement

    Concurrency

    Build a Weather App with Swift (Retired)

    Achieved

    Dec 10, 2014

    Concurrency
  • Achievement

    Introduction to SEO

    SEO Basics

    Achieved

    Dec 10, 2014

    Introduction to SEO
  • Achievement

    Limiting Results in Queries

    Using PHP with MySQL

    Achieved

    Dec 9, 2014

    Limiting Results in Queries
  • Achievement

    Using Relationship Tables

    Using PHP with MySQL

    Achieved

    Dec 9, 2014

    Using Relationship Tables
  • Achievement

    Filtering Input for Queries

    Using PHP with MySQL

    Achieved

    Dec 9, 2014

    Filtering Input for Queries
  • Achievement

    Querying the Database

    Using PHP with MySQL

    Achieved

    Dec 9, 2014

    Querying the Database
  • Achievement

    Connecting to MySQL

    Using PHP with MySQL

    Achieved

    Dec 9, 2014

    Connecting to MySQL
  • Achievement

    Control Flow

    Swift Basics (retired)

    Achieved

    Dec 9, 2014

    Control Flow
  • Achievement

    Collections

    Swift Basics (retired)

    Achieved

    Dec 9, 2014

    Collections
  • Achievement

    Operators

    Swift Basics (retired)

    Achieved

    Dec 9, 2014

    Operators
  • Achievement

    Types

    Swift Basics (retired)

    Achieved

    Dec 9, 2014

    Types
  • Achievement

    Variables and Constants

    Swift Basics (retired)

    Achieved

    Dec 9, 2014

    Variables and Constants
  • Achievement

    Securing and Maintaining a MySQL Database

    Database Foundations

    Achieved

    Dec 9, 2014

    Securing and Maintaining a MySQL Database
  • Achievement

    SQL Calculating, Aggregating and Other Functions

    Database Foundations

    Achieved

    Dec 9, 2014

    SQL Calculating, Aggregating and Other Functions
  • Achievement

    Joining Relational Data Between Tables in SQL

    Database Foundations

    Achieved

    Dec 9, 2014

    Joining Relational Data Between Tables in SQL
  • Achievement

    Manipulating Schema with SQL

    Database Foundations

    Achieved

    Dec 8, 2014

    Manipulating Schema with SQL
  • Achievement

    Creating Tables and Manipulating Data with SQL

    Database Foundations

    Achieved

    Dec 8, 2014

    Creating Tables and Manipulating Data with SQL
  • Achievement

    Reading Data from Databases with SQL

    Database Foundations

    Achieved

    Dec 7, 2014

    Reading Data from Databases with SQL
  • Achievement

    Installing MySQL Server and MySQL Workbench

    Database Foundations

    Achieved

    Dec 7, 2014

    Installing MySQL Server and MySQL Workbench
  • Achievement

    Introduction to Data, Databases and SQL

    Database Foundations

    Achieved

    Dec 7, 2014

    Introduction to Data, Databases and SQL
  • Achievement

    Paginating a List: Model and View

    Enhancing a Simple PHP Application

    Achieved

    Dec 7, 2014

    Paginating a List: Model and View
  • Achievement

    Paginating a List: Controller

    Enhancing a Simple PHP Application

    Achieved

    Dec 7, 2014

    Paginating a List: Controller
  • Achievement

    Adding Search: Model

    Enhancing a Simple PHP Application

    Achieved

    Dec 7, 2014

    Adding Search: Model
  • Achievement

    Adding Search: Controller & View

    Enhancing a Simple PHP Application

    Achieved

    Dec 6, 2014

    Adding Search: Controller & View
  • Achievement

    Cleaning URLs with Subfolders

    Enhancing a Simple PHP Application

    Achieved

    Dec 1, 2014

    Cleaning URLs with Subfolders
  • Achievement

    Cleaning URLs with Rewrite Rules

    Enhancing a Simple PHP Application

    Achieved

    Dec 1, 2014

    Cleaning URLs with Rewrite Rules
  • Achievement

    Integrating Validation Errors

    Enhancing a Simple PHP Application

    Achieved

    Nov 27, 2014

    Integrating Validation Errors
  • Achievement

    Simple PHP Application: Wrapping Up The Project

    Build a Simple PHP Application

    Achieved

    Nov 26, 2014

    Simple PHP Application: Wrapping Up The Project
  • Achievement

    Working with PHP Functions

    Build a Simple PHP Application

    Achieved

    Nov 26, 2014

    Working with PHP Functions
  • Achievement

    Adding a Contact Form

    Build a Simple PHP Application

    Achieved

    Nov 22, 2014

    Adding a Contact Form
  • Achievement

    Text

    HTML

    Achieved

    Nov 22, 2014

    Text
  • Achievement

    Introduction

    HTML

    Achieved

    Nov 22, 2014

    Introduction
  • Achievement

    Debugging HTML and CSS Problems

    How to Make a Website

    Achieved

    Nov 22, 2014

    Debugging HTML and CSS Problems
  • Achievement

    Sharing a Website

    How to Make a Website

    Achieved

    Nov 22, 2014

    Sharing a Website
  • Achievement

    Responsive Web Design and Testing

    How to Make a Website

    Achieved

    Nov 22, 2014

    Responsive Web Design and Testing
  • Achievement

    Creating the Menu and Footer

    Build a Simple PHP Application

    Achieved

    Oct 31, 2014

    Creating the Menu and Footer
  • Achievement

    Getting Started with PHP

    Build a Simple PHP Application

    Achieved

    Oct 31, 2014

    Getting Started with PHP
  • Achievement

    Functions

    Introduction to Programming

    Achieved

    Oct 5, 2014

    Functions
  • Achievement

    Objects and Arrays

    Introduction to Programming

    Achieved

    Oct 4, 2014

    Objects and Arrays
  • Achievement

    Control Structures

    Introduction to Programming

    Achieved

    Oct 4, 2014

    Control Structures
  • Achievement

    Basics

    Introduction to Programming

    Achieved

    Oct 4, 2014

    Basics
  • Achievement

    Adding Pages to a Website

    How to Make a Website

    Achieved

    Aug 23, 2014

    Adding Pages to a Website
  • Achievement

    Styling Web Pages and Navigation

    How to Make a Website

    Achieved

    Aug 22, 2014

    Styling Web Pages and Navigation
  • Achievement

    Customizing Colors and Fonts

    How to Make a Website

    Achieved

    Aug 22, 2014

    Customizing Colors and Fonts
  • Achievement

    CSS: Cascading Style Sheets

    How to Make a Website

    Achieved

    Aug 21, 2014

    CSS: Cascading Style Sheets
  • Achievement

    Creating HTML Content

    How to Make a Website

    Achieved

    Aug 21, 2014

    Creating HTML Content
  • Achievement

    HTML First

    How to Make a Website

    Achieved

    Aug 20, 2014

    HTML First
  • Achievement

    Beginning HTML and CSS

    How to Make a Website

    Achieved

    Aug 20, 2014

    Beginning HTML and CSS
  • Achievement

    Welcome to the Treehouse Club

    Treehouse Club: HTML

    Achieved

    Aug 20, 2014

    Welcome to the Treehouse Club
  • Achievement

    Newbie

    Achieved

    Aug 19, 2014

    Newbie