Release Notes for Safari Technology Preview 193

Safari Technology Preview Release 193 is now available for download for macOS Sonoma and macOS Ventura. If you already have Safari Technology Preview installed, you can update it in System Settings under General → Software Update. This release includes ... more

Node v22.0.0 (Current)

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Node.js 22 is now available!

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Five Languages, One Goal: A Developer's Path to Certification Mastery

MongoDB Community Creator Markandey Pathak has become a certified developer in five different programming languages: C#, Java, Node.JS, PHP, and Python. Pursuing multiple certifications equips developers with a diverse skill set, making them invaluable ... more

Presentation: Combating AI-Generated Fake Images with JavaScript Libraries

Kate Sills discusses JavaScript libraries to use for cryptographic hashes, digital signatures and timestamping, the traditional archival process, and how cryptographic hashes can prevent tampering. By Kate Sills ... more

5 ways to use JavaScript promises

Promises are a central mechanism for handling asynchronous code in JavaScript. You will find them in many JavaScript libraries and frameworks, where they're used to manage the results of an action. The fetch() API is one example of promises at work. ... more

The problem with new URL(), and how URL.parse() fixes that

As someone building a browser I need to parse a lot of URLs. Partially to validate them, but also to normalize them or get specific parts out of the URL. The URL API in browsers lets you do that, but it’s ergonomics aren’t ideal. The problem with new ... more

HTML attributes vs DOM properties

Attributes and properties are fundamentally different things. You can have an attribute and property of the same name set to different values. For example: <div foo="bar">…</div> <script> const div = document.querySelector('div[foo=bar]'); ... more

Lessons from building an automated SDK pipeline

In case you missed the announcement from Developer Week 2024, Cloudflare is now offering software development kits (SDKs) for Typescript, Go and Python. As a reminder, you can get started by installing the packages. // Typescript npm install cloudflare ... more

Help us invent CSS Grid Level 3, aka “Masonry” layout

If you’ve been making websites for years, you know how frustrating it was to lay out a web page with CSS floats. Managing sizes and placement was tedious and time consuming. Being creative was often impossible. CSS Grid greatly eased that pain with Grid ... more

Help us invent CSS Grid Level 3, aka “Masonry” layout

If you’ve been making websites for years, you know how frustrating it was to lay out a web page with CSS floats. Managing sizes and placement was tedious and time consuming. Being creative was often impossible. CSS Grid greatly eased that pain with Grid ... more

Java services hit hardest by third-party vulnerabilities, report says

Java services are the most-impacted by third-party vulnerabilities, according to the “State of DevSecOps 2024” report just released by cloud security provider Datadog. Released on April 17, the report found that 90% of Java services were susceptible ... more

tc39/proposal-structs: JavaScript Structs: Fixed Layout Objects

struct syntax proposal ... more

tc39/proposal-signals: A proposal to add signals to JavaScript.

Signal Proposal ... more

ECMAScript proposal updates @ 2024-04

The changes of proposal’s status @ 101st meeting of Ecma TC39 ECMA-262 New Proposals Proposal Stage Signals 1 Strict Enforcement of ‘using’ 1 Updated Proposals Proposal From To Dynamic Code Brand Checks 1 3 Math.sumPrecise 1 2.7 Redeclarable global eval-introduced ... more

Upgrading jQuery: Working Towards a Healthy Web

jQuery’s influence on the web will always be evident. When it was first introduced in 2006, jQuery became a fundamental tool for web developers almost immediately. It simplified JavaScript programming, making it easier to manipulate HTML documents, handle ... more

Improving Code Quality in JavaScript Projects With Qodana

There’s no doubt that code quality plays an important role in any team’s output. Whether you’re weeding out critical issues, improving your skills, or simply establishing standards as a team, it’s paramount to be on the same page when it comes to defining ... more

How to send SMS using NodeJS and Azure Functions

Learn how to send SMS using NodeJS, Twilio and Azure Functions. ... more

ECMAScript 2024 features you can use now

The ECMAScript specification is like a portrait of the JavaScript language that is repainted every year. As is typical of modern JavaScript, the spec and real-world practice move in tandem. The newest version of the spec, ECMAScript 2024, includes seven ... more

CSS text fragment selector (please) [blog]

A little while ago (read: 14 years ago) I wished for a parent selector, and we finally have :has 🎉. Now, how about the ever useful jQuery selector :contains but reusing the text fragment syntax? Text fragment selector Although Firefox's support is (currently) ... more

Galderma expands globally with comprehensive playbook and optimized digital strategy

Skincare giant Galderma is the first brand of its kind to enter China’s medical aesthetic market. With “advancing dermatology for every skin story” as its core philosophy, Galderma announced its IPO this year. It is reportedly expected to be one of Europe’s ... more

Building a Secure GraphQL API with AWS Amplify and AWS AppSync

Client-side web development with frameworks like React, Angular, and Vue have become incredibly popular. At the same time, GraphQL has emerged as an alternative to REST for building robust, efficient APIs. However, using GraphQL APIs from client-side ... more

How to Validate Phone Number Input in HTML and JavaScript

If you Googled "phone number regex" and regretted it you're in the right place. This post will walk through how to use two free tools to check a phone number's validity using HTML and JavaScript. ... more

ECMAScript 2024 takes shape

ECMAScript 2024, a planned update to ECMA’s standard for JavaScript, is set to include seven new features ranging from array grouping to Unicode strings. The 2024 specification, from ECMA’s Technical Committee 39, is expected to be approved in June. ... more

HTML popover Attribute

Modals have been an important part of websites for two decades. Stacking contents and using fetch to accomplish tasks are a great way to improve UX on both desktop and mobile. Unfortunately most developers don’t know that the HTML and JavaScript specs ... more

Trip report: Node.js collaboration summit (2024 London)

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FuturesOrdered: Keeping Concurrency in Order In Rust

The use case is as follows: You have some tasks you want to execute concurrently, but you want the results to be returned in the same order the tasks were defined to be executed. As an example, let's say you have some records returned from the database, ... more

Release Notes for Safari Technology Preview 192

Safari Technology Preview Release 192 is now available for download for macOS Sonoma and macOS Ventura. If you already have Safari Technology Preview installed, you can update it in System Settings under General → Software Update. This release includes ... more

Release Notes for Safari Technology Preview 192

Safari Technology Preview Release 192 is now available for download for macOS Sonoma and macOS Ventura. If you already have Safari Technology Preview installed, you can update it in System Settings under General → Software Update. This release includes ... more

Optimizing WebKit & Safari for Speedometer 3.0

The introduction of Speedometer 3.0 is a major step forward in making the web faster for all, and allowing Web developers to make websites and web apps that were not previously possible. In this article, we explore ways the WebKit team made performance ... more