DEV Community

Juan Cruz Martinez profile picture

Juan Cruz Martinez

I help people learn tech skills so they can level up their life. Founder of http://livecodestream.dev, content creator, and Oktanaut!

Location Munich, Germany Joined Joined on  Personal website https://livecodestream.dev/ github website twitter website

Work

Full Stack Developer

Four Year Club
Writing Debut
Three Year Club
Two Year Club
One Year Club
8 Week Writing Streak
4 Week Writing Streak
What to Do When a Client Ends a Freelancing Relationship

What to Do When a Client Ends a Freelancing Relationship

Comments
8 min read

Want to connect with Juan Cruz Martinez?

Create an account to connect with Juan Cruz Martinez. You can also sign in below to proceed if you already have an account.

Already have an account? Sign in
Most Common Ways to Make HTTP Requests in JavaScript

Most Common Ways to Make HTTP Requests in JavaScript

2
Comments
18 min read
Turning a Freelance Gig into a Long-Term Partnership

Turning a Freelance Gig into a Long-Term Partnership

Comments
10 min read
How to Fix: Error: Src Refspec Master Does Not Match Any in Git

How to Fix: Error: Src Refspec Master Does Not Match Any in Git

1
Comments
6 min read
Must-Know JavaScript Array Methods

Must-Know JavaScript Array Methods

1
Comments
19 min read
How to Clear Your NPM Cache?

How to Clear Your NPM Cache?

Comments
6 min read
The Importance of Creating Multiple Streams of Income as a Freelancer

The Importance of Creating Multiple Streams of Income as a Freelancer

Comments
7 min read
The Types of Clients You’ll Get

The Types of Clients You’ll Get

Comments
1 min read
Pivoting as a freelancer

Pivoting as a freelancer

Comments
14 min read
What is Git? The ultimate introductory guide to Git

What is Git? The ultimate introductory guide to Git

Comments
22 min read
Embracing the journey as a freelancer

Embracing the journey as a freelancer

Comments
8 min read
Working with URL parameters in JavaScript

Working with URL parameters in JavaScript

2
Comments
8 min read
What is a REST API?

What is a REST API?

Comments 1
21 min read
How to master HTTP requests with Axios

How to master HTTP requests with Axios

2
Comments
11 min read
Quickly Develop Highly Performant APIs with FastAPI & Python

Quickly Develop Highly Performant APIs with FastAPI & Python

5
Comments
4 min read
A Brief Introduction to Securing Applications with JWT

A Brief Introduction to Securing Applications with JWT

48
Comments 6
7 min read
Small Tips to Write Better React Code

Small Tips to Write Better React Code

8
Comments 1
6 min read
Understanding Variables, Scope, and Hoisting in JavaScript

Understanding Variables, Scope, and Hoisting in JavaScript

6
Comments
9 min read
Interactive Data Visualization Using Plotly And Python

Interactive Data Visualization Using Plotly And Python

5
Comments
7 min read
Publish Your First Node Library Using NPM

Publish Your First Node Library Using NPM

6
Comments
6 min read
10 Productivity Tools for React Developers in 2020

10 Productivity Tools for React Developers in 2020

8
Comments 1
6 min read
Write Cleaner Code by Using JavaScript Destructuring

Write Cleaner Code by Using JavaScript Destructuring

6
Comments 2
6 min read
Detecting Face Features and Applying Filters with JavaScript

Detecting Face Features and Applying Filters with JavaScript

6
Comments
6 min read
A Starter Guide to Building Real-time Applications with Node.js

A Starter Guide to Building Real-time Applications with Node.js

145
Comments 6
12 min read
An Intro to JavaScript Modules

An Intro to JavaScript Modules

7
Comments
5 min read
7 Awesome React Hooks

7 Awesome React Hooks

70
Comments 1
5 min read
Detecting Face Features with Python

Detecting Face Features with Python

30
Comments
8 min read
Demystifying Regular Expressions with JavaScript

Demystifying Regular Expressions with JavaScript

9
Comments
12 min read
How to Master the Front-End Development

How to Master the Front-End Development

3
Comments
5 min read
Intro to Docker for Web Developers

Intro to Docker for Web Developers

7
Comments
8 min read
Speech Recognition with TensorFlow.js

Speech Recognition with TensorFlow.js

5
Comments
6 min read
4 Coding Mistakes I Did When I Was Learning Python

4 Coding Mistakes I Did When I Was Learning Python

8
Comments
6 min read
How to Use Generator and yield in JavaScript

How to Use Generator and yield in JavaScript

9
Comments
6 min read
What is a Higher Order Function?

What is a Higher Order Function?

4
Comments
4 min read
What Is a Higher Order Function?

What Is a Higher Order Function?

Comments
5 min read
Introduction to 8 Essential Data Structures

Introduction to 8 Essential Data Structures

6
Comments
9 min read
Online Tools I Recommend to Every Web Developer

Online Tools I Recommend to Every Web Developer

5
Comments
4 min read
Essential OpenCV Functions to Get You Started into Computer Vision

Essential OpenCV Functions to Get You Started into Computer Vision

7
Comments
7 min read
5 JavaScript Questions and Answers to Test Your Skills

5 JavaScript Questions and Answers to Test Your Skills

6
Comments
4 min read
CSS Tricks for Validating Layouts

CSS Tricks for Validating Layouts

6
Comments
4 min read
Make Your Code Great, Python Style

Make Your Code Great, Python Style

5
Comments
8 min read
A Complete Introduction to Node Buffers

A Complete Introduction to Node Buffers

54
Comments 1
7 min read
15 Must-Know JavaScript Array Methods

15 Must-Know JavaScript Array Methods

3
Comments
8 min read
Predicting the Price of Bitcoin, Intro to LSTM

Predicting the Price of Bitcoin, Intro to LSTM

6
Comments
7 min read
Stranger Things, JavaScript Edition

Stranger Things, JavaScript Edition

7
Comments
7 min read
7 Steps of Machine Learning

7 Steps of Machine Learning

2
Comments
8 min read
How to Use Generator and yield in Python

How to Use Generator and yield in Python

8
Comments
7 min read
5 Habits I Keep Reminding Myself to Be a Better Developer

5 Habits I Keep Reminding Myself to Be a Better Developer

4
Comments
6 min read
What Is Python Best For?

What Is Python Best For?

2
Comments
4 min read
When You Should and Shouldn’t Use Node.js for Your Project

When You Should and Shouldn’t Use Node.js for Your Project

5
Comments
8 min read
Understanding & Implementing Shape Detection using Hough Transform with OpenCV & Python

Understanding & Implementing Shape Detection using Hough Transform with OpenCV & Python

10
Comments
5 min read
Understanding Promises in JavaScript

Understanding Promises in JavaScript

1
Comments
7 min read
How to Use the Spread Operator (...) in JavaScript

How to Use the Spread Operator (...) in JavaScript

2
Comments
6 min read
When Not to Use Javascript Arrow Functions

When Not to Use Javascript Arrow Functions

6
Comments
3 min read
Python Flask API - Starter Kit and Project Layout

Python Flask API - Starter Kit and Project Layout

6
Comments
5 min read
My Top 5 Tools for Web Development

My Top 5 Tools for Web Development

1
Comments
4 min read
From Zero to Blockchain in Python - Part 1

From Zero to Blockchain in Python - Part 1

7
Comments
6 min read
Best Languages for Programming in 2020 (Mandatory Post)

Best Languages for Programming in 2020 (Mandatory Post)

1
Comments
4 min read
But how does bitcoin actually work?

But how does bitcoin actually work?

Comments
9 min read
Finding Lanes Without Deep Learning

Finding Lanes Without Deep Learning

1
Comments
10 min read
loading...