DevBlogs

Bun is an incredibly fast JavaScript runtime, bundler, transpiler, and package manager — all in one. bun run --filter <workspace> <script> lets you run multiple workspace scripts in parallel. Reinstalls get up to 50% faster in bun install. Memory leak impacting Next.js Standalone & Web Streams is fixed.

Apple will provide developers access to APIs that facilitate the distribution of their apps from the web. Apple will also integrate with system functionality, and back up and restore users’ apps.

Developer Day on Tour brings hands-on Forge training to flourishing tech hubs around the world. London, England – 28 May 2024 – Registration launching soonAustin, USA – 12 June 2024 – registration launching soonBangalore, India – 20 July 2024 – registrations launching soonSeoul, South Korea – 28 August 2024 – registering soon.

Learn about the raise statement to effectively handle errors and exceptional situations in your code. This way, you’ll develop more robust programs and higher-quality code.

DDoS attacks increased by 93% YoY and 51% quarter-over-quarter (QoQ) In the first quarter of 2024, our systems mitigated 10.5 trillion HTTP DDoS attack requests. The largest attack that we have mitigated so far in 2024 was launched by a Mirai-variant botnet.

HTMX rejects modern JavaScript UI in favour of server-rendered HTML. It builds on how we did things before the front-end got all bloated with React. I recently refactored the server for my self-hosted podcast web app.

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GitHub recently revoked my free access to GitHub Copilot. I was so used to the Copilot, naturally I wanted something similar in my workflow. I found Supermaven, a free alternative to GitHubCopilot. The only drawback I could find currently is that the responses sometimes are irrelevant to the context.

This week in This Week in Spring is a look at some of the upcoming events in the Spring community. This week, we're focusing on the Devoxx France event.

Spring Framework 6.2.0-M1 has been released. It includes a range of new features in Spring's testing support. One of these new features is Bean Overriding support.

Steve Bray is the Chief Partner Officer at Cloudflare. He is passionate about driving innovation and impact across the Internet through channel partnerships. Bray is excited to be part of a team that is at the forefront of technological advancements.

This tutorial will take you through the process of building a Django blog back end and a Vue front end, using GraphQL to communicate between them. You’ll build the back end of this blog in Django, complete with an admin for adding new blog content. Then you’’d expose the content data as a GraphQL API and use Vue to display that data in the browser.

The first Node.js collaboration summit of 2024 was held on 3-4 April. 20 attendees joined in person, including 15 core collaborators and 5 community members.

Internet traffic in Israel surged after reports of attacks with drones, cruise missiles, and ballistic missiles, peaking at 75% higher than in the previous week. At around the same time, when the sirens were sounding in Israel, we observed not an increase, but a clear drop in traffic in Palestinian territories. In Iran, there has been a noticeable decline in traffic over the past few days.

Cloudflare is releasing a new version of its authoritative DNS service called Foundation DNS. Foundation DNS is designed to meet the complex requirements of our enterprise customers. It includes new advanced nameservers, even more resilience, and advanced analytics.

Let’s Encrypt is a publicly trusted certificate authority (CA) that Cloudflare uses to issue TLS certificates. On September 30, 2024, Let's Encrypt's certificate chain cross-signed with IdenTrust will expire. After the cross-sign expires, servers will no longer be able to serve certificates signed by that chain. Instead, all Let’S Encrypt certificates will use the ISRG Root X1 CA.

This week, we discuss error culture, false positives, hero culture, and the tendency to start ignoring alerts. Dan describes configuring Real Python’s alert system. We also share several other articles and projects from the Python community. And we explore four kinds of optimization, a framework for building web scrapers.

JSR is a new registry for JavaScript and TypeScript. It's designed to offer a significantly better experience than npm for both packageauthors and users.

AIMessage.tool_calls provides a standard interface for interacting with tool invocations. This is fully backwards compatible and is supported on all models that have native tool-calling support. In order to access these latest features you will need to upgrade your langchain_core and partner package versions.

Engineering at Meta is a technical news resource for engineers interested in how we solve large-scale technical challenges at Meta. Explore our latest projects in Artificial Intelligence, Data Infrastructure, Development Tools, Front End, Languages, Platforms, Security, Virtual Reality, and more.

Kevin L. studied mechanical engineering at the University of Waterloo. He joined Meta as an intern and thermal engineer in 2011. He helped build the AI Research SuperCluster, which Meta used to train its first Llama large language model.

Mozilla is releasing a set of design components for Gradio. The components are based on version 4.23.0 of Gradio and will be available through Figma.

Cynefin shares some characteristics of companies at different stages of evolution. There are meaningful differences between rapidly growing startups/scale-ups, more established tech companies, and non-digital-product-selling companies.

Tanzu Spring Runtime offers support and binaries for OpenJDK™, Spring, and Apache Tomcat® in one simple subscription.

Elmo is a free Chrome extension that uses AI to help you talk to websites, PDFs, or even YouTube videos. It’s like having a personal assistant that can read and summarize content for you.

Spring Framework 6.2.0-M1 is now available for download. The milestone includes more than one hundred new issues.

Windows 32-bit Installer: https://nodejs.org/dist/v21.7.3-x86.msi.Windows 64-bit installer: http://www.npm.org.uk/2013/01/28/windows-32-bit-installer.html.macOS Intel 64- bit Binary: http:www.Npm.com/2013-01-28/macOS-Intel-64-bit.html neoclassicalLinux s390x 64- Bit Binary: https:www.-npm-com.uk.uk/.

Windows 32-bit Installer: https://nodejs.org/dist/v20.12.2-x86.msi.Windows 64-bit installer: http://www.npm.org.uk/2013/01/28/windows-32-bit-installer-v20-12.12-x64.msI. Windows ARM 64- bit Installer. MacOS Intel 64- Bit Binary. Mac OS X 64-Bit Installer; MacOS Apple Silicon 64-Binary.

Windows 32-bit Installer: https://nodejs.org/dist/v18.20.2-x86.msi. Windows 64-bit installer: http://www.nspawn.com/nodejs/dist.js/windows/64-bit.msI. Windows 32- bit Binary: http:www.ntl.org.uk/node/32-bit-installer/windows-32- bit-installers.msis.Windows 64- bit Installer : http: www.ntls.com.uk.

Our next-generation Meta Training and Inference Accelerator is being built with AI in mind. It will support new generative AI (GenAI) products and services, recommendation systems, and advanced AI research.

Pydantic is a powerful Python library that leverages type hints to help you easily validate and serialize your data schemas. In this tutorial, you’ll learn how to install Pydantic along with its various dependencies. You will also get hands-on examples of the library’s functionalities.

Proton is a service that encrypts emails using PGP keys. The service has been used by a lot of people to send encrypted emails. But recently some of their users have been getting encrypted emails with blank bodies.

This is Three major LLM releases in 24 hours (plus weeknotes) by Simon Willison, posted on 10th April 2024.

Spring Expression Language is an embedded language for resolving simple expressions. It is built right into the Spring Framework.

Video team at Netflix has been working on rebuilding the entire video pipeline on Cosmos. Video Encoding Service (VES) is an essential component of the video pipeline. VES requires parallel encoding of video chunks to meet its goals.

The PSF is pleased to announce its fourth batch of PSF Fellows for 2023. The following people continue to do amazing things for the Python community. We are accepting nominations for Quarter 2 2024 through May 20, 2024.

Python 3.13 is the last alpha release of Python 3.11.300+ of the finest commits went into this latest maintenance release.

The current best estimates of the rate of improvement in Large Language Models show capabilities doubling ever 5 to 14 months. New research suggests that AI may be capable of superhuman persuasion in the near future.

Anaconda has announced a new partnership with Teradata to bring Python and R packages to Teradata VantageCloud through the Anaconda Repository. Python packages are available immediately, and R will be released before the end of the year.

Learn how to use Python to generate beautiful QR codes for your personal use case. In this video course, you’ll learn how to:

Total solar eclipse on April 8, 2024, had a clear impact on Internet traffic from Mexico to Canada, following the path of totality. Vermont, Arkansas, Indiana, Maine, New Hampshire, and Ohio experienced traffic drops of 40% or more around the time of the eclipse.

This week in Spring is a look at the upcoming events in the Spring community. I'm in Las Vegas, NV, preparing for my part in the Google Cloud Next keynote. And then it's off to the amazing and glorious Dev Nexus event.

files-to-prompt is a Python command-line tool that lets you pipe several files at once into prompts to LLMs such as Claude and GPT-4. When combined with my LLM tool it lets you do things like this:

Bun v1.1.3 fixes 5 bugs. bun install gets 50% faster on Windows. A bug that could cause bun install to hang in rare cases has been fixed.

The free-threaded Python project reached a new milestone. The first release candidate of NumPy 2 is now available. The Python Software Foundation is hiring a new support specialist.

On November 2, 2023, one of our critical facilities in the Portland, Oregon region lost power for an extended period of time. On March 26, 2024, — just shy of five months after the initial incident — the same facility had another major power outage. The incident was painful enough that we declared what we called Code Orange.

Developer Week 2024 has officially come to a close. Each day last week, we shipped new products and functionality geared towards giving developers the components they need to build full-stack applications on Cloudflare.

Python 3.11.9 is the newest major release of the Python programming language. It contains many new features and optimizations. Get it here:https://www.python.org/downloads/release/python-3119/

A software engineer at Niantic found a security vulnerability in ZeroMQ. The bug was a critical security vulnerability with a CVSS 3 score of 9.8. The engineer discovered the bug by reading the source code of the ZeroMQ protocol.

Bun v1.1.2 fixes 4 bugs (addressing 44 👍 reactions) EBUSY on Windows in vite dev, next dev, and saving bun.lockb has been fixed. Bun Shell gets support for seq, yes, basename and dirname. A TypeScript parsing edgecase has beenfixed. A bug causing 'unreachable code' errors has been Fixed.

The :focus-visible pseudo class gives the user an indicator that something is being focused on the page. The browser can detect whether or not the user is interacting with the experience from a keyboard, mouse, or trackpad and based on that input type, it adds or removes the focus ring.

The beta versions of iOS 17.5, iPadOS 17, macOS 14.5 and tvOS  17.5 are now available. Get your apps ready by confirming they work as expected on these releases. Make sure to build and test with Xcode 15.3.

The App Review Guidelines have been revised to support updated policies, upcoming features, and to provide clarification. Translations of the guidelines will be available on the Apple Developer website within one month.

Baselime is an observability platform that enables developers to understand the behaviour of their cloud applications. It’s designed for high cardinality and dimensionality data, from logs to distributed tracing with OpenTelemetry. With this data, we automatically surface insights from your applications and enable you to quickly detect, troubleshoot, and resolve issues in production.

LangChain has seen some incredible growth in the last year and half. The Python open-source library is now downloaded over 7 million times per month. This has led to some issues with organization and discoverability at times. We're excited to announce that we've launched new-look docs that address some of these issues.

Ports define which program a request should route to. Most frameworks will not listen on 0.0.0 in development. Because Replit runs your projects in a cloud environment, managing ports becomes even more complicated.

PartyKit is an open source platform for deploying real-time, collaborative, multiplayer applications. PartyKit leverages Cloudflare's Durable Objects to offer a seamless model where stateful serverless functions can operate as if they were running on a single machine.

Cloudflare has made it easier for web developers to develop sophisticated applications on the Cloudflare developer platform. Developers can now use their own local development server to build and run their applications.

Cloudflare Workers now features a built-in RPC (Remote Procedure Call) system. It enables seamless Worker-to-Worker and Worker-To-Durable Object communication. You just define a class:And then you call it:No schemas. No routers. Just define methods of a class. Then call them.

Browser Rendering is now available to all customers with a paid Workers plan. Snippets are the best way to perform complex HTTP request and response modifications on Cloudflare.

Cohort #3 of Workers Launchpad has been announced. 29 startups have been chosen to participate in Cohort #4. We’ve created a new Code of Conduct that promotes inclusivity, respect, and will help us create a better community for everyone.

Calvin Hendryx-Parker is the co-founder and CTO of Six Feet Up, a Python and AI consultancy. He shares a recent project for a family-owned seed company that wanted to build a tool for customers to access years of farm research. Calvin covers working with LangChain and vectorizing data with ChromaDB.

I've been working with git now full-time for around a decade now. I use it every day, relying on the command-line version primarily. I don't feel like I can always "control" what git is going to do, with commands sometimes resulting in unexpected behavior. None of the typical workflow benefits from the complexity of git.

“Homelab’ is a colloquial term that’s grown in popularity over the last decade. A homelab is a place in your home where you can experiment with IT hardware and software. This was my first time building a server rack, so this is a beginner-level guide.

Ricky Gardiner, Alex Hutter, and Katie Lefevre: Netflix has opened up Studio Search beyond Content Engineering to the entirety of the Engineering organization at Netflix. We’ve partnered with one of our Studio Engineering teams to build reverse search. Reverse search inverts the standard querying pattern: rather than finding documents that match a query, it finds queries that match the document.

The April 2024 release of the Python and Jupyter extensions for Visual Studio Code includes the following announcements. The Python and Python Debugger extensions have adopted changes making it easier for you to report issues.

WWDC takes place online from June 10 through 14. Explore new tools, frameworks, and technologies that’ll help you create your best apps and games yet. For the first time, WWDC video sessions will be available on YouTube. Visit the new Apple Developer channel to subscribe and catch up on select sessions.

For details and updates, see the developer system status page.

Bun is an incredibly fast JavaScript runtime, bundler, transpiler, and package manager. Add subshell and positional argument support to Bun Shell, fixing an issue with bun install + sharp on Windows. Upgrades JavaScriptCore, which includes performance improvements to RegExp and typed arrays.

Cloudflare is working to make our services production ready. We’re introducing Gradual Deployments and source mapped stack traces in Tail Workers. We also have a new Rate Limiting API, brand-new API SDKs, and updates to Durable Objects.

Cloudflare Calls is now in open beta, and you can activate it from your dashboard. Your usage will be free until May 15, 2024. Live Instant Clipping is available in beta to all customers starting today.

Pages now has built-in CI/CD, Preview Deployments, integration with GitHub and GitLab, and support for all the most popular JavaScript frameworks. Pages projects can now directly access bindings to Cloudflare services using workerd under-the-hood. With Pages support for monorepos, development teams can trigger builds to their various projects with each push.

Cloudflare Calls lets developers build real-time audio/video apps using WebRTC. It abstracts away the complexity by turning the Cloudflare network into a singular SFU.

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There's a 94.5% chance your company isn't competing with the 1% of companies that regularly get called out for how they approach product. Avoid handwavvy words like "Agile" or "Modern Product" Get specific. What is one area in which you can get incrementally better?

Releases will be available on, or shortly after, Tuesday, April 9, 2024. The current Node.js security policy can be found at https://nodejs.org/en/security/.

We read every piece of feedback, and take our input very seriously. To see all available qualifiers, see our documentation.

Netflix's Paul Bakker and Kavitha Srinivasan talk about Spring for GraphQL. They explain how they're managing, growing, and evolving thousands of services written in Spring.

Replit is making the power of Replit available for teams. Replit is not just for hackers and engineers; we also want to empower builders of all kinds. We believe that teams of the future will include humans and AI agents working together, side-by-side.

Windows 32-bit Installer: https://nodejs.org/dist/v18.20.1-x86.msi.Windows 64-bit installer: http://www.nspawn.com/nodejs/dist.js/windows/64-bit.msI.

Windows 32-bit Installer: https://nodejs.org/dist/v21.7.2-x86.msi.Windows 64-bit installer: http://www.npm.org.uk/2013/01/26/windows-32-bit-installer.html.macOS Intel 64- bit Binary: http:www.Npm.com/2013-01-26/macOS-Intel-64-bit.html?id=7.8.2.

Rafael Gonzaga is the author of this security release. The release includes the Windows 32-bit and 64-bit versions.

Pipx is a tool that lets you install and execute third-party modules in the command line. Unlike pip, it doesn’t install packages into your system-wide Python interpreter. Instead, it automatically creates and manages virtual environments for you to isolate the dependencies of every package that you install.

The web framework for perfectionists with deadlines. Today we've issued the 5.0.4 bugfix release.

Prisma Object Relational Mapper (ORM) now natively supports Cloudflare Workers and D1 in Preview. With version 5.12.0 of Prisma ORM you can now interact with your data stored in D1 from your Cloud flare Workers.

Cloudflare is launching Event Notifications for Cloudflare R2. The service is designed to make it easier to ingest, store, and query data. We’re also previewing Pipelines, an upcoming streaming ingestion service. Pipelines will be open beta in 2024, and initially launch with support for HTTP ingestion and R2 as a destination.

Cloudflare R2 is our zero egress fee object storage platform. We’re releasing event notifications for R2 in open beta to enable building applications and workflows driven by your changing data. Super Slurper can now migrate data from Google Cloud Storage to Cloudflare.

Picsart is one of the world’s largest digital creation platforms and a long-standing Cloudflare partner. Picsart moved from a centralized architecture to a globally distributed service built on Cloudflar.

Deno Deploy is one of the simplest and fastest ways to deploy and run JavaScript and TypeScript on the web. Connecting your GitHub repo now includes automaticframework detection, optional build step support, and seamless CI/CD setup using GitHub Actions.

This week in Spring is the 10th birthday of the first generally available 1.0 version of Spring Boot, released on the 1st of April, 2024. Tomorrow, I'll have a brand new not-to-be-missed video on Java 22 over on our humble YouTube channel.

This week's Spring fana looks at the just-released, Java 22. Java 22 is the latest version of the popular Java programming language.

RunJS is a free tool that allows you to write and execute (modern) JavaScript code instantly, without any setup overhead. With RunJS, you can write JavaScript code, run it, and see the output in real time, all within a single window. Not only does it seamlessly integrate with Node.js, it also grants access to essential Browser APIs.

Replit Teams is a new product that will redefine how software is made collaboratively with AI. Join the waitlist now to be among the first to experience Replit Teams.

The Language Server Protocol (LSP) has helped millions using Replit to find errors in their code. We believe that by training models that are native to Replit, we can create more powerful AI tools for developers.

Cloudflare protects more than 2,600 organizations in 111 countries under Project Galileo. Civil society has historically been the voice for sharing information about attacks that target vulnerable communities, both online and offline.

LangSmith is a tool that helps you test and debug LLM applications in production. New features include production logging and automations. Production monitoring allows you to more easily manually explore and identify data. Automations allow you to start acting on this data in an automated way.

PyTorch vs TensorFlow: What’s the difference? Both are open source Python libraries that use graphs to perform numerical computation on data. If they’re so similar, then which one is best for your project?

Workers AI now allows you to run fine-tuned inference with LoRAs on Workers AI. This feature is in open beta and available for pre-trained LoRA adapters to be used with Mistral, Gemma, or Llama 2, with some limitations.