Programming

It's hard to decide on a programming language to learn first. Here's a look at the most popular languages in 2022, and why they're worthwhile.

Why learn to code? Find out how coding can help you and your career, and learn what you need to know to decide if it's a fit for you.

In order to write good code, you need to have a strong understanding of the basics. This guide provides ten helpful techniques that will get you started on the right foot.

Learn how to take your first steps with Svelte, a relatively new JavaScript frontend framework for developing websites and web apps.

Learn what a database is, and how to work with your own databases using Structured Query Language (SQL).

Learn the basics of how PHP works, including statements, variables, operators, comments, and control structures.

Learn how to set up a development environment by installing PHP 8 and MySQL using Docker, in this excerpt from our book PHP & MySQL: Novice to Ninja.

The micro frontend approach splits apps into small, independent pieces. Learn five pitfalls of using this architecture and how to avoid them.

Learn the difference between Django projects and apps, and how to start a Django project, run a Django server, create a Django app, and more.

Learn what higher-order functions are, how they work, why you might need them, and what they look like in PHP, JavaScript and Python.

Git has a lot of power under the hood. Learn about submodules in Git, including what they are, how they work, and why they're so useful.

Keyboard shortcuts help you work faster. Learn some of the most useful Visual Studio Code shortcuts for Windows, Linux and macOS.

APIs can easily become overcomplicated and slow. Learn how to develop a pipeline that's easy to expand later without obscuring the main flow.

Code playgrounds make it easy to experiment, share code, and show off your skills! Learn about seven of the best front-end code playgrounds.

Anyone for pair programming? What about getting help from AI? Learn how GitHub Copilot might be a game changer for web developers.

You've heard that you should avoid using global variables in Rust. But they can be useful for configuration or managing state in your app.

Working with large web apps often involves creating and parsing spreadsheets. Learn how to handle and parse these files using Python.

If you're a serious Ruby developer, you'll need an up-to-date version, possibly several. We cover the best Ruby version managers for macOS.

Even if you're a Git pro, there might be more Git tricks to discover. Learn about interactive rebase, one of Git's most powerful tools.

Trying to get started with Django? Learn how to build a full-stack web application with Django, Django Templates and Bootstrap.

NFTs are becoming popular for staking a claim on digital artworks. Learn what NFTs are and the other amazing things they can be used for.

Static, dynamic, strong, weak data types? Are you confused? Learn what these terms really mean, and which is best for you.

So much data is unstructured. Learn how natural language processing in Python can help you analyze a bunch of unstructured textual data.

Performing machine learning is fundamentally different from classic programming. Learn the basics of machine learning in this easy-to-follow introduction.

R is a programming language designed for data analysis and plotting. Learn the basic data types in R and the essentials of using RStudio.

Learn what a Boolean Data Type is, how it's used in programming, and see examples of boolean operators that'll help you understand logic.

Big data analysis is huge these days. Learn how to extract data from text files, CSV files and databases, and send that data to a web server.

MySQL 5.7+ InnoDB databases and PostgreSQL 9.2+ support JSON document types in a single field. We explore the MySQL 8.0 JSON implementation in more detail.

How can you run code without servers? Learn all about serverless functions, their pros and cons, and situations where you might want to use them.

Learn how to write a genetic algorithm, a procedure that solves problems using operations that emulate the natural processes involved in evolution.

New to asynchronous programming? Learn what it's about, how to use the async and await keywords, avoid deadlock pitfalls and refactor blocking C# code.

In this Rust tutorial, you'll set up your Rust dev environment and build a COVID simulation web app. We evaluate performance and compare Rust to JavaScript.

The SVG path element offers a range of curve effects, and in this article, Craig Buckler demonstrates how to draw cubic bézier curves.

The SVG path element offers a range of curve effects. In his first tutorial, Craig demonstrates how to draw quadratic bézier curves.

tickgit is a command-line tool and web application helping developers do project management in their code via TODO comments and other plain-text markers.

A step-by-step guide to manually installing the Apache Web Server on Windows, with links to further reading and resources.

Learn about Insphpect, a tool that scans your PHP code for object-oriented programming techniques that hinder code reusability and flexibility.

Learn GitHub CLI, a tool that enables you to use GitHub functionality alongside Git commands without having to leave the command-line interface.

Andrew McDermott offers some simple strategies web developers can use to attract the positions other developers want with minimal effort.

Andrew McDermott details the ways conscientious developers can be taken advantage of, and how they can combat this and make sure they're properly rewarded.

Follow Aaron Osteraas’ journey to getting a developer job, from tinkering with computer parts as a teenager to overcoming the challenges of programming.

Have you been using Git for some time, but never in a team environment? We cover the Git techniques that you must be familiar with before you join a team.

Lucero del Alba gives tips on how to get a Python job, discussing salaries, in-demand skills, marketplaces, and how to remain competitive.

Commit changes to your codebase the right way with this guide. Lucero del Alba outlines best practices for the ideal version control commit.

Shaumik Daityari helps prep you for your next Python interview by reviewing the types of Python-related questions that may be asked.

Machine Learning Pipelines for the Scrappy Startup, Part 1: Benjamin Tan walks through how he sets up an on-premise machine learning pipeline with open-source tools and frameworks.

Installing MySQL is easier than you think. Craig provides a step-by-step guide to get your database up and running in minutes.

Lucero del Alba explains why Python is so popular, discusses current Python trends, and covers the best Python packages and tools to get acquainted with.

M. David Green discusses pair programming, examining what it takes for two developers working together to achieve the productivity and quality improvements that come from pairing.

Four Python programmers explain how they got their Python programming jobs, with tips and advice on how you can land your next programming job.

Learn how to edit source files within Chrome and save the result to a local file. Changes can also be applied immediately without refreshing the browser.

Michiel Mulders discusses the huge amounts of energy consumed by blockchain projects, and a range a creative solutions to making them more energy-efficient.

Why you need to start making your web apps adaptable to their environments by design, right from the start, so they're able to react to load, failure, and your users.

Vincent Turner looks at seven ways software engineers can play a role in helping to positively impact the climate and the environment at large.

Michiel Mulders explains how to build new custom Alexa skills by using the Alexa Skill Kit, showing how to create a basic "get a fact" Alexa skill.

The user interfaces we see in popular culture are often more fun than ones we build at work. Here's a code challenge to show us how you'd build your own.

In this eighth and final tutorial in his series explaining how to build decentralized applications using the Ethereum blockchain, Bruno focuses on deploying the project to the live internet.

In this seventh tutorial in his series explaining how to build decentralized applications using the Ethereum blockchain, Bruno shows how to build the app's front end, setting up and deploying the UI for this story he's been working on.

Christian Krammer walks you through the basics of Flexbox, showing how you can use flexbox to lay out specific page elements, and also how flexbox can serve as a handy fallback method in browsers that don't yet support CSS Grids.

In this sixth tutorial in his series explaining how to build decentralized applications using the Ethereum blockchain, Bruno takes the DAO to its final form, adding voting, blacklisting/unblacklisting, and dividend distribution and withdrawal, while throwing in some additional helper functions for good measure.

In this fifth tutorial in his series explaining how to build decentralized applications using the Ethereum blockchain, Bruno shows how to add the ability for participants to buy tokens from the DAO and to add submissions into the story.

In this fourth tutorial in his series explaining how to build decentralized applications using the Ethereum blockchain, Bruno takes the first steps towards developing a Story DAO, covering whitelisting and testing.

In this third tutorial in his series explaining how to build decentralized applications using the Ethereum blockchain, Bruno looks at how to compile, deploy, test and verify a TNS token, which is compatible with all exchanges and can be used as a regular ERC20 token.

In this second tutorial in his series explaining how to build decentralized applications using the Ethereum blockchain, Bruno dives right into it and builds and deploys his TNS token — the token users will use to vote on proposals in the Story DAO.

In this first tutorial in his series explaining how to build decentralized applications using the Ethereum blockchain, Bruno lays out the app's rules and features and sets up the private blockchain, showing how to build your own custom Ethereum token with or without an accompanying DAO and app.

Brunk Skvorc introduces Puppeth, a one-stop shop of blockchain service management tools that allow you to start developing smart contracts with ease and deploy them to your test blockchain through your local version of MyEtherWallet or the MetaMask integration of Remix.

Ahmed Bouchefra offers an in-depth exploration of the features of the Chrome DevTools for measuring performance and debugging your web applications.

Mislav Javor introduces Mist, a human-friendly interface for talking to Geth, designed for those who want to participate in the Ethereum network but who aren't comfortable using command line tools.

Mislav Javor explores the Solidity debugger bundled with the Truffle Suite.

Ahmed Bouchefra shows how to use Truffle and OpenZeppelin to build a simple token, then used truffle-flattener to flatten the custom contract and Remix IDE to start debugging the contract for errors.

Bruno Skvorc introduces MetaMask, a simple and practical solution for using the Ethereum blockchain and keeping Ether in your browser, contributing greatly to the mainstream-ization of blockchain technology and cryptocurrency.

Mislav Javor outlines techniques for using Truffle to automate most of your blockchain deployments and reduce much of the boilerplate work involved in the development of decentralized applications.

What's a CDN? How do Content Delivery Networks work anyway, and what's so special about them? Which one should you choose? Come find out!

Mislav Javor explains how to test smart contracts, using both Truffle and JavaScript.

Tonino Jankov goes through some of the available resources for writing good, production ready smart contracts on the Ethereum Virtual Machine.

Mislav Javor introduces Truffle, a very handy tool that makes development in the blockchain ecosystem a little easier. aiming to bring standards and common practices from the rest of the development world into a little corner of blockchain experimentation.

Darren Wood offers an overview of Sass (Syntactically Awesome Style Sheets), where you'll learn why you need it and how to get started with it right now.

Take a look at this list of 8 PHP Quality Assurance tools - absolute essentials in your passion projects

Bruno talks about being a full stack developer and the required technologies to be a good jack of all trades in the modern age of web development

Gabe Wyatt explains why error monitoring software is important for your business, and how it makes tracking down bugs easier.

Jonathan Saring introduces Bit, new OSS distributed code component manager built to make components reusable across repositories, and much more.

Are you using the best development tools? Is your CSS compilation complicated? Have you bungled your JavaScript bundling? Craig discusses what we're using.

Kushagra Gour introduces Web Maker, a browser extension for front-end developers needing a blazing-fast, offline web playground.

Kyle Prinsloo discusses the mindset, knowledge and skills required to stand out from the crowd and make a success of your web development career.

Reflect on your skill set and career choices. Have you made the right decisions? Are there better options? Should you consider a change?

Michael explains how to use a Python API to connect to Twitter, and download tweets, follower lists, multiple tweets at once, and customize searches.

Lucero del Alba introduces 7 Atom add-ons for previewing changes in HTML, CSS, JS and Markdown, and for executing interpreted and compiled code.

Wolfram Hempel discusses issues around building realtime apps at scale, and introduces deepstream, an extensible, open-source server.

Yaphi Berhanu explains why trying to learn JavaScript by working on projects can be misguided, and offers tips on a better approach.

Lucero covers how to build an image with the Dockerfile, explaining syntax, best practices, basic tools and runtime libraries, packages and shipping.

Patrick Catanzariti provides a guide to how many virtual reality headsets are already available today and how many more are on their way!

Michael Grogan explains how to link the UI and server side in a Shiny app, customize Shiny themes, and implement error messages to guide end users.

Chris Ward looks beyond developing for Google Play and Apple's App Store to enterprise app stores, and their opportunities for better returns and support.

NoSQL databases use denormalized data, so relational JOINs are impossible. Craig explains how MongoDB's new $lookup operator overcomes this restriction.

Lucero del Alba presents three DevOps tools, and considers the benefits and challenges of switching to a DevOps culture.

Ben Dickson covers what you need to know about SQL injection and how to protect your site against it.

Michael Grogan looks at the commands used to build an application in Shiny — both on the UI (user interface) side and the server side.

Charles Costa looks at the implications facial recognition may have on the doxing attacks of the future.

Adam introduces the the basics of the Web Server Gateway Interface, which lies beneath every Python web framework, showing how to code your first WSGI app.

Chris Ward explores getting started in blockchain using Eris, a blockchain and smart contract application platform for developers.