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Randy Rivera

Once I truly put my mind on something, I won't ever stop.

Location Atlanta, Georgia Joined Joined on  Email address toprrivera22@gmail.com
Modifying an Array Stored in an Object

Modifying an Array Stored in an Object

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1 min read
Generating an Array of All Object Keys with Object.keys()

Generating an Array of All Object Keys with Object.keys()

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1 min read
Iterating Through the Keys of an Object with a for...in Statement

Iterating Through the Keys of an Object with a for...in Statement

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2 min read
Checking if an Object has a Property

Checking if an Object has a Property

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Using the delete Keyword to Remove Object Properties

Using the delete Keyword to Remove Object Properties

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1 min read
Accessing Property Names with Bracket Notation

Accessing Property Names with Bracket Notation

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1 min read
Modifying an Object Nested Within an Object

Modifying an Object Nested Within an Object

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1 min read
Adding Key-Value Pairs to JavaScript Objects

Adding Key-Value Pairs to JavaScript Objects

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1 min read
Create complex multi-dimensional arrays

Create complex multi-dimensional arrays

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2 min read
Iterating Through All an Array's Items Using For Loops

Iterating Through All an Array's Items Using For Loops

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1 min read
Check For The Presence of an Element With indexOf()

Check For The Presence of an Element With indexOf()

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1 min read
Combining Arrays with the Spread Operator

Combining Arrays with the Spread Operator

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1 min read
Copying an Array with the Spread Operator

Copying an Array with the Spread Operator

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1 min read
Copying Array Items Using slice()

Copying Array Items Using slice()

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1 min read
Add Items with splice()

Add Items with splice()

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1 min read
Removing Items Using splice()

Removing Items Using splice()

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1 min read
Remove Items from an Array with pop() and shift()

Remove Items from an Array with pop() and shift()

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1 min read
Add Items to an Array with push() and unshift()

Add Items to an Array with push() and unshift()

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1 min read
Basic Data Structures

Basic Data Structures

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2 min read
Preventing Infinite Loops With a Valid Terminal Condition

Preventing Infinite Loops With a Valid Terminal Condition

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1 min read
Using Caution When Reinitializing Variables Inside a Loop

Using Caution When Reinitializing Variables Inside a Loop

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2 min read
Debugging Notes

Debugging Notes

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3 min read
Debugging

Debugging

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4 min read
Removing Whitespace from Start and End

Removing Whitespace from Start and End

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1 min read
Using Capture Groups To Search and Replace

Using Capture Groups To Search and Replace

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1 min read
Reusing Patterns Using Capture Groups

Reusing Patterns Using Capture Groups

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1 min read
Check For Mixed Grouping Of Characters

Check For Mixed Grouping Of Characters

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1 min read
Positive And Negative Lookahead

Positive And Negative Lookahead

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1 min read
Continued Regular Expressions(4)

Continued Regular Expressions(4)

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2 min read
Regular Expressions Challenge 2

Regular Expressions Challenge 2

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1 min read
Notes(3)

Notes(3)

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3 min read
Challenge: Regular Expressions

Challenge: Regular Expressions

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1 min read
Regular Expressions Notes(2)

Regular Expressions Notes(2)

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2 min read
Continue: Regular Expressions Notes

Continue: Regular Expressions Notes

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5 min read
Regular Expressions Notes

Regular Expressions Notes

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2 min read
Create a JavaScript Promise

Create a JavaScript Promise

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2 min read
Create a Module Script & Notes

Create a Module Script & Notes

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4 min read
Use getters and setters to Control Access to an Object

Use getters and setters to Control Access to an Object

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1 min read
Using the Spread Operator to Evaluate Arrays In-Place

Using the Spread Operator to Evaluate Arrays In-Place

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1 min read
Use class Syntax to Define a Constructor Function

Use class Syntax to Define a Constructor Function

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1 min read
Write Concise Declarative Functions with ES6

Write Concise Declarative Functions with ES6

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Using Destructuring Assignment with the Rest Parameter to Reassign Array Elements

Using Destructuring Assignment with the Rest Parameter to Reassign Array Elements

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1 min read
Create Strings using Template Literals

Create Strings using Template Literals

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2 min read
Use Destructuring Assignment to Assign Variables from Nested Objects

Use Destructuring Assignment to Assign Variables from Nested Objects

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1 min read
Use Destructuring Assignment to Pass an Object as a Function's Parameters

Use Destructuring Assignment to Pass an Object as a Function's Parameters

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1 min read
Use Destructuring Assignment to Assign Variables from Objects

Use Destructuring Assignment to Assign Variables from Objects

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1 min read
Using Destructuring Assignment to Extract Values from Objects

Using Destructuring Assignment to Extract Values from Objects

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1 min read
Compare Scopes of the var and let Keywords

Compare Scopes of the var and let Keywords

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Setting Default Parameters for Your Functions

Setting Default Parameters for Your Functions

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Writing Arrow Functions with Parameters

Writing Arrow Functions with Parameters

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ES6: Use Arrow Functions to Write Concise Anonymous Functions

ES6: Use Arrow Functions to Write Concise Anonymous Functions

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Declaring a Read-Only Variable with the const Keyword

Declaring a Read-Only Variable with the const Keyword

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1 min read
ES6

ES6

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2 min read
Use Recursion to Create a Range of Numbers

Use Recursion to Create a Range of Numbers

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Using Recursion to Create a Countdown

Using Recursion to Create a Countdown

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1 min read
Generate Random Whole Numbers within a Range

Generate Random Whole Numbers within a Range

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Profile Lookup

Profile Lookup

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1 min read
How to Replace Loops using Recursion

How to Replace Loops using Recursion

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2 min read
Iterate with JavaScript Do...While Loops

Iterate with JavaScript Do...While Loops

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1 min read
Nesting For Loops

Nesting For Loops

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1 min read
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