--- title: Best Medium posts — January 2023 | daily.dev description: The most upvoted Medium posts from January 2023, curated by the daily.dev community. canonical: https://daily.dev/sources/medium_js/best-of/2023/01 twitter:card: summary_large_image twitter:site: @dailydotdev og:url: https://daily.dev/sources/medium_js/best-of/2023/01 og:type: website og:site_name: daily.dev og:title: Best Medium posts — January 2023 | daily.dev og:description: The most upvoted Medium posts from January 2023, curated by the daily.dev community. og:image: https://media.daily.dev/image/upload/s--VAY5ToZt--/f_auto/v1724209435/public/daily.dev%20-%20open%20graph --- # Best of Medium — January 2023 1. 1 [](https://daily.dev/posts/top-10-udemy-courses-to-learn-essential-programming-and-development-skills-in-2023-ju5f7lu-h "Top 10 Udemy Courses to Learn Essential Programming and Development Skills in 2023") Article Medium · 4y Top 10 Udemy Courses to Learn Essential Programming and Development Skills in 2023 These are the best Udemy courses you can take to learn essential Tech skills in 2023\. Java Masterclass by Tim Buchalaka is one of the most comprehensive course to learn Java. 73 3 2. 2 [](https://daily.dev/posts/the-entry-level-junior-full-stack-software-engineer-s-guide-gw9r8raqm "The entry-level (junior) full-stack software engineer’s guide") Article Medium · 4y The entry-level (junior) full-stack software engineer’s guide The entry-level (junior) full-stack software engineer’s guide Jan 11\. Learn how variables are declared, the language primitives, how functions, objects, and arrays are used in JavaScript. Find out what the language data types are and how to use them. 47 6 3. 3 [](https://daily.dev/posts/data-structures-how-computers-store-and-organize-data-the-backbone-o6glryzom "Data Structures: How Computers Store and Organize Data — The Backbone") Article Medium · 4y Data Structures: How Computers Store and Organize Data — The Backbone Data Structures are essentially frameworks that provide a logical way to store and organize data in a computer. They allow the computer to efficiently access, modify, and manipulate the data as needed. 44 4 4. 4 [](https://daily.dev/posts/the-six-06-visual-studio-code-extensions-i-advise-all-python-developers-to-use-xzsnrlsbd "The Six (06) Visual Studio Code extensions I advise all python developers to use") Article Medium · 4y The Six (06) Visual Studio Code extensions I advise all python developers to use The Six (06) Visual Studio Code extensions I advise all python developers to use Jan 8 In this article, I want to make it easy for you to find the most suitable VS Python code extensions for your needs. But first, let’s recap what is VS code and Python. 44 3 5. 5 [](https://daily.dev/posts/100-days-of-python-5uwlbtevf "100 Days of Python") Article Medium · 4y 100 Days of Python 100 Days of Python will be exploring the Python programming language over the next 100 days. We will be starting from the complete beginner level to make sure people without any programming background can get started and follow along. 37 5 6. 6 [](https://daily.dev/posts/javascript-101-all-about-timers-uvc1pf-t "JavaScript 101: All About Timers") Article Medium · 4y JavaScript 101: All About Timers JavaScript timers are great tools for achieving recurrent behavior or even triggering delayed actions. They’re not exactly accurate Timers either trigger an action after a certain number of seconds or repeat an action every time the specified timeout is over. Let’s take a look at what timers we have available and how they work. 29 7. 7 [](https://daily.dev/posts/what-why-and-how-javascript-engine--a3aipoikf "What, Why, and How JavaScript engine?") Article Medium · 4y What, Why, and How JavaScript engine? A JavaScript engine is a software component that executes JavaScript code. The first JavaScript engines were mere interpreters, but all relevant modern engines use…. etc. Disclaimer here — we will not go through the nitty-gritty (stack, memory heap, etc. The article will only focus on the JS Engine. 25 8. 8 [](https://daily.dev/posts/node-js-atomic-operations--xjwutwi5 "Node.JS | Atomic Operations") Article Medium · 4y Node.JS | Atomic Operations An atomic operation in a Node.js server refers to a single, indivisible action that is performed on data. It is a type of operation that guarantees that the operation is completed in its entirety or not at all. This means that no other process or thread can access or modify the same data. 19 9. 9 [](https://daily.dev/posts/quick-guide-go-1-20-features-lnywa-n-e "Quick Guide: Go 1.20 Features") Article Medium · 4y Quick Guide: Go 1.20 Features Go 1.20 is the last release for Windows 7, 8, Server 2008 & 2012 - MacOS 10.13 High Sierra and 10.14 Mojave. The community has already releasedrc3 of Go1.20\. You could check the release state in February 2023. 16 1 10. 10 [](https://daily.dev/posts/an-introduction-to-python-fastapi-swagger-ui-kroymomno "An Introduction to Python FastAPI & Swagger UI") Article Medium · 4y An Introduction to Python FastAPI & Swagger UI FastAPI is a modern API framework for developing RESTful APIs in Python. The framework is production ready and it is widely used in industry. FastAPI documents will get generated automatically without any extra lines of code and additional effort. 13 11. 11 [](https://daily.dev/posts/analysis-in-python-using-pandas-data-analysis-and-charting-simple--zcyzc7am0 "Analysis in Python using Pandas. Data Analysis and Charting simple…") Article Medium · 4y Analysis in Python using Pandas. Data Analysis and Charting simple… Analysis in Python using Pandas Dec 30, 2022 using pandas, NumPy, and seaborn libraries. In this article, we will play around with bank-nifty data and generate a heatmap of monthly returns. The first step one needs to follow is understanding the type of data they are dealing with. 11 [See all Medium archives](/sources/medium%5Fjs/best-of) ```json {"@context":"https://schema.org","@graph":[{"@type":"Organization","@id":"https://daily.dev/#organization","name":"daily.dev","url":"https://daily.dev","logo":{"@type":"ImageObject","url":"https://daily.dev/apple-touch-icon.png","width":180,"height":180},"sameAs":["https://twitter.com/dailydotdev","https://github.com/dailydotdev","https://www.linkedin.com/company/daily-dev-ltd"]},{"@type":"WebSite","@id":"https://daily.dev/#website","url":"https://daily.dev","name":"daily.dev","publisher":{"@id":"https://daily.dev/#organization"},"potentialAction":{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https://daily.dev/search?q={search_term_string}"},"query-input":"required name=search_term_string"}}]} {"@context":"https://schema.org","@graph":[{"@type":"CollectionPage","@id":"https://daily.dev/sources/medium_js/best-of/2023/01#page","url":"https://daily.dev/sources/medium_js/best-of/2023/01","name":"Best Medium Posts — January 2023","description":"The most upvoted Medium posts from January 2023, curated by the daily.dev community.","isPartOf":{"@type":"WebSite","url":"https://daily.dev"}},{"@type":"ItemList","@id":"https://daily.dev/sources/medium_js/best-of/2023/01#items","numberOfItems":11,"itemListElement":[{"@type":"ListItem","position":1,"url":"https://daily.dev/posts/top-10-udemy-courses-to-learn-essential-programming-and-development-skills-in-2023-ju5f7lu-h","name":"Top 10 Udemy Courses to Learn Essential Programming and Development Skills in 2023"},{"@type":"ListItem","position":2,"url":"https://daily.dev/posts/the-entry-level-junior-full-stack-software-engineer-s-guide-gw9r8raqm","name":"The entry-level (junior) full-stack software engineer’s guide"},{"@type":"ListItem","position":3,"url":"https://daily.dev/posts/data-structures-how-computers-store-and-organize-data-the-backbone-o6glryzom","name":"Data Structures: How Computers Store and Organize Data — The Backbone"},{"@type":"ListItem","position":4,"url":"https://daily.dev/posts/the-six-06-visual-studio-code-extensions-i-advise-all-python-developers-to-use-xzsnrlsbd","name":"The Six (06) Visual Studio Code extensions I advise all python developers to use"},{"@type":"ListItem","position":5,"url":"https://daily.dev/posts/100-days-of-python-5uwlbtevf","name":"100 Days of Python"},{"@type":"ListItem","position":6,"url":"https://daily.dev/posts/javascript-101-all-about-timers-uvc1pf-t","name":"JavaScript 101: All About Timers"},{"@type":"ListItem","position":7,"url":"https://daily.dev/posts/what-why-and-how-javascript-engine--a3aipoikf","name":"What, Why, and How JavaScript engine?"},{"@type":"ListItem","position":8,"url":"https://daily.dev/posts/node-js-atomic-operations--xjwutwi5","name":"Node.JS | Atomic Operations"},{"@type":"ListItem","position":9,"url":"https://daily.dev/posts/quick-guide-go-1-20-features-lnywa-n-e","name":"Quick Guide: Go 1.20 Features"},{"@type":"ListItem","position":10,"url":"https://daily.dev/posts/an-introduction-to-python-fastapi-swagger-ui-kroymomno","name":"An Introduction to Python FastAPI & Swagger UI"},{"@type":"ListItem","position":11,"url":"https://daily.dev/posts/analysis-in-python-using-pandas-data-analysis-and-charting-simple--zcyzc7am0","name":"Analysis in Python using Pandas. 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