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Empowering people to start a new career in tech, enter a new field, or to expand their knowledge.

A site about programming, AI and computer science.

This is a place where I share my knowledge, experience and journey in the fascinating world of Computer Science.

I love creating courses, writing blogs and teaching people how to code. In here you will find technical tutorials, interesting papers, career advice and more.

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Juan Cruz Martinez: Founder & Author of Live Code Stream

Hi, I'm Juan!

I'm the founder of Live Code Stream. I'm an entrepreneur, developer, author, speaker, YouTuber, and doer of things.

Every developer has their journey, this is mine!

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Recent Articles

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10 Crazy Cool Project Ideas for Python Developers
Crazy project ideas to challenge your Python skills, build and share.
September 20, 2020
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Chrome Extensions Every Web Developer Must Have
Must-have Chrome extensions that will make your life easier as a web developer.
September 19, 2020
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You Built Your Node App, But Are You Logging?
Logging by itself is a best practice, learn how to do it right.
September 14, 2020
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7 Best Websites for Freelancers in 2020
Some of the best freelancer marketplaces to get you started or get some extra gigs.
September 12, 2020
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How to Get Started into Web Development
My recommended steps to becoming a web developer and landing your first job in tech.
September 11, 2020
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Top 10 Data Science and AI Blogs in 2020
Some of the Data Science and AI blogs I like to read, from people that I admire, or with huge communities.
September 7, 2020
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Solving the Programming Challenge

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Save the Prisoner!Easy
Given M sweets and a circular queue of N prisoners, find the ID of the last prisoner to receive a sweet.
September 19, 2020
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Password CrackerMedium
Kittens kittens everywhere.
September 16, 2020
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Chief HopperMedium
Find the minimum units of energy with which bot should start to successfully complete the game.
September 10, 2020
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Balanced BracketsMedium
Given a string containing three types of brackets, determine if it is balanced.
September 8, 2020
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Special String AgainMedium
Find Special sub-strings in a string.
September 5, 2020
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Array Manipulation 2Hard
Perform m operations on an array and print the maximum of the values.
August 29, 2020
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Author(s) Featured On
Detailed - The 50 Best Web Development Blogs Level Up Coding - Best of Level Up Coding (August 2020)