Joseph Trettevik

Full Stack Software Engineer who loves puzzles. Experience in React, JavaScript, and Ruby on Rails, and strong skills in problem solving and writing algorithms.

Seattle, WA Joined on Sep 8, 2019 https://github.com/lofiandcode

Joseph Trettevik

Jul 6 '20

Code with Your Friends

#beginners #css #react #codechallenge

2 min read

HTML5 Form Validation

So glad to hear you found it useful!

May 12 '20

Vanilla CSS - Icon Animation

Hey! You're absolutely right, Corentin! I didn't know that, b...

Apr 27 '20

Big O Notation: O(N!)

Thanks, Steve! I was surprised by how much worse N! was as ...

Apr 18 '20

Can .map() Mutate The Original Array? Yes.

Thank you so much for the feedback. I’m always trying to lear...

Feb 16 '20

Joseph Trettevik

Jun 29 '20

Git and GitHub: Git Revert

#git #github #beginners

4 min read

Joseph Trettevik

Jun 22 '20

Git and GitHub: How to Hard Reset Local and Remote Repository

#git #github #beginners

16 1

3 min read

Joseph Trettevik

Jun 14 '20

Git and GitHub: How to Revert a Single File.

#git #github #beginners

87 8

3 min read

Joseph Trettevik

Jun 8 '20

Git and Github: git log

#git #beginners

6 min read

Joseph Trettevik

Jun 1 '20

Git and GitHub: Merge

#git #beginners

6 min read

Joseph Trettevik

May 25 '20

Git and GitHub: The Basics

#git #github #beginners

5 min read

Joseph Trettevik

May 18 '20

HTML5 Form Validation Using Input Types

#html #beginners

4 min read

Joseph Trettevik

May 11 '20

HTML5 Form Validation

#html #beginners

69 2

3 min read

Joseph Trettevik

May 4 '20

React Native Elements: Disabling the Checkbox Component

#reactnative #beginners

3 min read

Joseph Trettevik

Apr 27 '20

Vanilla CSS - Icon Animation

#css #beginners

27 4

4 min read

Joseph Trettevik

Apr 19 '20

Vanilla CSS - Animation Timing Functions

#css #beginners

6 min read

Joseph Trettevik

Apr 13 '20

Big O Notation: O(N!)

#algorithms #bigo #beginners

9 2

4 min read

Joseph Trettevik

Apr 6 '20

Big O Notation: O(2^N)

#algorithms #bigo #beginners

11 2

3 min read

Joseph Trettevik

Mar 30 '20

Big O Notation: O(N Log N)

#algorithms #bigo #beginners

4 min read

Joseph Trettevik

Mar 22 '20

Big O Notation: O(Log N)

#algorithms #bigo #beginners

3 min read

Joseph Trettevik

Mar 16 '20

The Programming Language that Put Men on the Moon!

#assembly #beginners

39 1

6 min read

Joseph Trettevik

Mar 8 '20

Big O Notation: Powers of N

#algorithms #bigo #beginners

5 min read

Joseph Trettevik

Feb 29 '20

An Introduction to Big O Notation

#algorithms #bigo #beginners #javascript

4 min read

Joseph Trettevik

Feb 24 '20

Learning Redux

#redux #beginners

4 min read

Joseph Trettevik

Feb 15 '20

Can .map() Mutate The Original Array? Yes.

#javascript #beginners

17 4

4 min read

Joseph Trettevik

Dec 4 '19

Cloning an Array in JavaScript: A Cautionary Tale

#javascript #arrays

5 min read

Joseph Trettevik

Oct 20 '19

Logic Navigation with Break, Continue, and Return in JavaScript.

#javascript #beginners

5 min read

Joseph Trettevik

Sep 9 '19

Ruby Puts vs Print vs P vs PP vs... Awesome?

#ruby #beginners

5 min read

DEV Community

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Joseph Trettevik

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Code with Your Friends

Recent comments

HTML5 Form Validation

Vanilla CSS - Icon Animation

Big O Notation: O(N!)

Can .map() Mutate The Original Array? Yes.

Git and GitHub: Git Revert

Git and GitHub: How to Hard Reset Local and Remote Repository

Git and GitHub: How to Revert a Single File.

Git and Github: git log

Git and GitHub: Merge

Git and GitHub: The Basics

HTML5 Form Validation Using Input Types

HTML5 Form Validation

React Native Elements: Disabling the Checkbox Component

Vanilla CSS - Icon Animation

Vanilla CSS - Animation Timing Functions

Big O Notation: O(N!)

Big O Notation: O(2^N)

Big O Notation: O(N Log N)

Big O Notation: O(Log N)

The Programming Language that Put Men on the Moon!

Big O Notation: Powers of N

An Introduction to Big O Notation

Learning Redux

Can .map() Mutate The Original Array? Yes.

Cloning an Array in JavaScript: A Cautionary Tale

Logic Navigation with Break, Continue, and Return in JavaScript.

Ruby Puts vs Print vs P vs PP vs... Awesome?