Internet’s Best Programming Blog Posts, Guides and Books

Whether you want to learn programming or have been coding for years, HackerNoon is the one-stop shop you’re looking for. Our programming tutorials and guides have all the answers you’re looking for.

Escape Prompt Hell With These 8 Must-have Open-source Tools

Published on April 8, 2025

Testing LLMs on Solving Leetcode Problems in 2025

Published on April 8, 2025

How to Choose the Right Programming Language For Your Next Project

Published on April 7, 2025

Here's How to Test Concurrent Code With Testing/Synctest: Go 1.24

Published on April 6, 2025

Scout Databricks on AWS Marketplace

PROMOTED

Visit Databricks <> AWS Marketplace

Top Programming Writers

Leon Adato@leonadatoLeon has been a speaker and blogger in the monitoring and observabilit...(8) recent stories

SeaTunnel@ApacheNext-generation high-performance, distributed, massive data integratio...(8) recent stories

Maximiliano Con...@mcseeI’m a sr software engineer specialized in Clean Code, Design and TDD ...(6) recent stories

Paulo B.A.@palvesOracle Certified Java Developer and a Spring Certified Professional wi...(5) recent stories

Raju Dandigam@rajudandigamEngineering Manager with over 13 years of experience transitioning fro...(4) recent stories

This Week in Ja...@thisweekinjavascriptWe are a weekly podcast and newsletter made to deliver quick and relev...(4) recent stories

Nurzhan Nogerbe...@nurzhannogerbekLead Software Engineer / Team Lead / Tech Lead / Cloud Specialist / AI...(3) recent stories

Artsiom Seliuzh...@traz9g(2) recent stories

Andrei Sieedugi...@smileekSenior frontend developer with product management experience(2) recent stories

John Vester@johnjvesterInformation Technology professional with 25+ years expertise in applic...(2) recent stories

How Devs from Venus and Ops from Mars get along for fast and furious software development? Is DevOps with CI/CD the nitromethane to your SDLC? The DevOps tag is sponsored by Aptible. Write a #DevOps story today to win from $18,000!

Beyond the Hype: Real-World Challenges of DevOps in Legacy Infrastructure

Published on August 7, 2023

Multi-Cloud DevOps: Strategies for Seamless Cross-Platform Deployment

Published on August 6, 2023

Implementing Blue-Green Deployment with PaaS: Minimizing Downtime and Risk

Published on August 9, 2023

Container Orchestration Smackdown: Kubernetes vs. Docker Swarm vs. Nomad

Published on August 7, 2023

Continuous Delivery: The Holy Grail of DevOps and Its Impact on Infrastructure Maintenance

Published on August 8, 2023

5 Common DevOps Myths Debunked

Published on August 9, 2023

What Is GitOps And Why It Is (Almost) Useless: Part 1

Published on August 7, 2023

DevOps in a Nutshell

Published on August 8, 2023

Microservices for Humans: A No-Nonsense Introduction

Published on August 7, 2023

Building Cloud Platforms as a Service — Key Pillars of Success

Published on August 7, 2023

Python

I have this awesome Python library that -- wait, are you on 2 or 3?

How to Read Text File in Python?

Published on October 12, 2021

How to read and write JSON files in Python

Published on March 19, 2024

Resolving TypeError: A Bytes-like Object is Required, Not 'str' in Python

Published on April 6, 2023

Solving the Dreadful Certificate Issues in Python Requests Module

Published on November 23, 2022

How to Remove Commas From String Python

Published on July 18, 2022

Python: Updating and Appending pandas DataFrame using Dictionary

Published on March 4, 2024

How to Resolve the "SyntaxError: Non-Default Argument Follows Default Argument" Error in Python

Published on March 23, 2023

How to Split String Every Nth Character in Python

Published on May 31, 2024

Automate Python Scripts on Mac: A Step-by-Step Guide to Scheduling with Crontab

Published on September 3, 2024

Calling Shell Commands from Python: OS.system vs Subprocess

Published on January 5, 2021

Programming

"Programming today is a race between software engineers striving to build bigger and better idiot-proof programs, and the Universe trying to produce bigger and better idiots. So far, the Universe is winning." - Rich Cook, The Wizardry Compiled.

Can AI Really Code? I Put DeepSeek to the Test

Published on March 13, 2025

Why Every Front-End Team Needs Storybook

Published on April 7, 2025

A Beginner's Guide to Data Structures and Algorithms

Published on January 13, 2023

Transforming Vim to a Complete IDE with NeoVim: From Laggy to Efficient

Published on September 19, 2023

Replacing Default Tomcat Server With Jetty or Undertow in Spring Boot 3: A Guide

Published on October 16, 2023

The C Programming Myth Rabbit Hole Explained

Published on April 5, 2025

Enhance Your Code Architecture With SOLID Principles (with Swift Examples)

Published on March 21, 2025

A Closer Look at the Top 3 Embedded Databases: SQLite, RocksDB, and DuckDB

Published on August 29, 2023

Setting Up a Dedicated Database Server on Raspberry Pi

Published on September 2, 2022

PineScript for Beginners: Writing Your First TradingView Indicator

Published on August 27, 2023

Javascript

"Not a real programming language" since 1995.

How To Take Screenshots In The Browser Using JavaScript

Published on August 18, 2020

How does JavaScript’s Math.random() generate random numbers?

Published on March 12, 2018

A Beginner's Guide to BFS and DFS in JavaScript

Published on March 1, 2023

How it feels to learn JavaScript in 2016

Published on October 3, 2016

How to Update Object Key Values Using Javascript

Published on October 16, 2022

Stop Buffering: Stream JSON to S3 in CSV Format Using Node.js and Axios

Published on April 5, 2025

How to Get SSL/HTTPS for Localhost

Published on February 12, 2021

Learn to Detect & Prevent JSD Attacks With This Guide

/learn-to-detect-and-prevent-jsd-attacks-with-this-guide feature image

Published on April 7, 2025

Is it Easy to Learn Java if You Already Know JavaScript?

Published on March 5, 2021

My Top 13 JavaScript Diagram Libraries

Published on May 21, 2020

Web Development

HTML/CSS, Javascript, Angular, React, and other stories by those who build the frontend of the Internet.

Is Automation in Web Development Replacing Human Creativity?

Published on January 31, 2023

How to Centre an Element in CSS with Tailwind

Published on February 5, 2023

21 Best Developer Portfolio Examples

Published on January 8, 2021

18 Awesome Linux Themes For Your Inspiration 🎨😍

Published on January 30, 2022

How to Set Up a Monorepo With Vite, TypeScript, and Pnpm Workspaces

Published on March 10, 2023

A Beginner's Guide to HTML, CSS, and JavaScript

Published on June 27, 2023

How to Use Swift for Web Development

Published on March 20, 2023

10 Frontend Projects to Take Your Coding Skills to the Next Level

Published on March 18, 2023

Build a Simple HTML Website with Postgres Database Connectivity

Published on May 5, 2024

12 Websites to Take Your CSS Skills From Beginner to Pro

Published on March 7, 2023

14 Patterns to Ace Any Coding Interview Question

Published on June 16, 2022

A Database Diagram Designer Built for Developers and Analysts

Published on September 17, 2018

The Secret Hacker Code

Published on November 7, 2019

C#: From Fundamentals to Advanced Techniques - A Beginner-Friendly CheatSheet

Published on March 24, 2024

What is the Basic Structure of a Programming Language?

Published on June 26, 2023

How to Securely Backup Your Postgres Database With Docker and Cron

Published on April 27, 2023

Turn Code into Stunning Visuals With These 14 Code Snippet Image Generators

Published on October 10, 2024

A Gentle Introduction to tmux

Published on July 3, 2017

Writing Idempotent Code: A Guide

Published on October 28, 2023

CRUD and the 7 RESTful actions

Published on May 11, 2020

Git

Git is a free and open source distributed version control system designed to handle everything from small to very large projects with speed and efficiency. - Git.scm.com