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Docker Extensions Preview
Have you ever found that you had too many developer tools to integrate together? At the Docker Community All Hands on March 31, 2022, Docker will preview a new beta feature, Docker Extensions. Using an SDK, both partners and the community can build new functionality into Docker Desktop, extend its existing capabilities, and integrate additional…
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Getting Started with Docker Desktop
If you’re curious about Docker but haven’t used it, you’re at the right place. While Docker is technical at its core, our goal is to make our tools approachable for all users regardless of their familiarity with containers. This blog introduces Docker technology, Docker Desktop, and why you should care about both. What is Docker?…
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Last Call: Register for our next Community All Hands on March 31st
This Thursday is our next Community All Hands event, on March 31st at 8am PST/5pm CET. We will be celebrating Docker’s 9th Birthday. This has been an extraordinary year, so we’re excited to celebrate with you and reflect on the highlights of these past years. Grab some cake and join us for this fun-filled event….
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Tracking Global Vaccination Rates with Docker, Python, and IoT
I’m a major fan of the ESP32-S2 platform of low-power, low-cost, Wi-Fi capable microcontrollers. Adafruit specifically sells a variant that features a 2.9′ E-ink display and Python support, called the MagTag. I’m not ashamed to admit I have *far* too many of these things littered across my apartment. One of my favorite organizations is Our…
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Docker Captain Take 5 – Sebastián Ramírez
Docker Captains are select members of the community that are both experts in their field and are passionate about sharing their Docker knowledge with others. “Docker Captains Take 5” is a regular blog series where we get a closer look at our Captains and ask them the same broad set of questions ranging from what…
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Image rebase and improved remote cache support in new BuildKit
We’ve just shipped new versions of the BuildKit builder engine, Dockerfile 1.4 frontend, and Docker Buildx CLI. Each of these comes with many new features. In this blog post, I’ll show one of them, a new copy mode in Dockerfiles, and explain why you should start to use it on your Dockerfiles. With the Dockerfile…
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Speed boost achievement unlocked on Docker Desktop 4.6 for Mac
Introducing virtiofs The 4.6 release of Docker Desktop for Mac contains a number of changes that drastically improve file sharing performance for macOS users. Firstly, developers now have the option of using a new experimental file sharing implementation called virtiofs (the current default is gRPC-FUSE). Secondly, improvements have been made to the way that files…
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Vulnerability Alert: Avoiding “Dirty Pipe” CVE-2022-0847 on Docker Engine and Docker Desktop
You might have heard about a new Linux vulnerability that was released last week, CVE-2022-0847, aka “Dirty Pipe”. This vulnerability overwrites supposedly read-only files in the Linux kernel host, which could enable attackers to modify files inside the host images from the container instance. If you use Docker Engine natively, we recommend you should update…
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