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Dispatches from the DNS Frontier

Dispatches from the DNS Frontier

January 2, 2020

DNS-OARC regularly co-locates its Domain Name Systems Operations Workshops with NANOG, and is doing so again in Dallas immediately before NANOG68. The impact of DN …
Tutorial: Tutorial Everything You Always Wanted to Know About Optical Networking

Tutorial: Tutorial Everything You Always Wanted to Know About Optical Networking

December 29, 2019

Topics include: * How fiber works (the basics, fiber types and limitations, etc) * Optical power (understanding dBm, loss, using light meters, etc) * Working with …
DNS-based censorship: theory and measurements

DNS-based censorship: theory and measurements

December 28, 2019

As explained in RFC 7754, "Technical Considerations for Internet Service Blocking and Filtering", it is tempting for a censor to attack, not the direct traffic or …
Measurement based inter-domain traffic engineering

Measurement based inter-domain traffic engineering

December 27, 2019

(draft slides are available here: https://www.dropbox.com/s/r7czxo7jefk147o/NANOG67__Measurement_based_Inter_domain_TE.pdf?dl=0) This presentation concentrates on …
Running containerized applications securely in production

Running containerized applications securely in production

December 26, 2019

Research shows that 46% of deployed containers run for one hour and 27% run for about five minutes. In such a fast-paced, disposable computing environment, cloud operators struggle to keep their workloads and container environments under control. Giuseppe de Candia explains how to take the chaos out of these short-lived computing engines and the security implications to consider along the way.
The top 10 things you need to know about Perl 6

The top 10 things you need to know about Perl 6

December 17, 2019

Join Jeffrey Goff to learn about the top 10 features that Perl 6 brings to the table, including Unicode support, functional programming, reactive and concurrent programming, built-in expression grammars, built-in vector operators, and a full metaprogramming system with support for roles. Jeffrey discusses where Perl 6 started, where it is today, and where the language is going in the future.
A unified ecosystem for market data visualization

A unified ecosystem for market data visualization

December 16, 2019

FINRA ingests over 50 billion records of stock market trading data daily into multipetabyte databases. Janaki Parameswaran and Kishore Ramachandran explain how FINRA technology integrates data feeds from disparate systems to provide analytics and visuals for regulating equities, options, and fixed-income markets.
Collaboration and openness drive innovation in artificial intelligence

Collaboration and openness drive innovation in artificial intelligence

December 14, 2019

The power of artificial intelligence and advanced analytics emerges from the ability to analyze and compute large, disparate datasets from varied devices and locations, such as predictive medicine and automated cars, at lightning-fast speed. Martin Hall explains why collaboration and openness are the key elements driving innovation in AI.
Transforming healthcare through precision data science: Myths and facts

Transforming healthcare through precision data science: Myths and facts

December 9, 2019

Healthcare, a $3 trillion industry, is ripe for disruption through data science. However, there are many challenges in the journey to make healthcare a truly transparent, consumer-centric, data-driven industry. Sriram Vishwanath shares some myths and facts about data science's impact on healthcare.
Winning with data: How ThredUp, Twilio, and Warby Parker use data to build advantage

Winning with data: How ThredUp, Twilio, and Warby Parker use data to build advantage

December 7, 2019

Daniel Mintz dives into case studies from three companiesThredUp, Twilio, and Warby Parkerthat use data to generate sustainable competitive advantages in their industries.
Using distributed trace data to solve performance and operational challenges

Using distributed trace data to solve performance and operational challenges

November 28, 2019

Naoman Abbas offers an overview of tools Pinterest built to process trace data and the use cases theyve enabled and shares some real-world examples. Join in to learn how to apply these techniques to your own challenges.
Your hero images need you: Save the day with HTTP/2 image loading

Your hero images need you: Save the day with HTTP/2 image loading

November 21, 2019

Tobias Baldauf explains how to use HTTP/2's superpowers to optimize image delivery, thereby increasing the perceived performance of your page, reducing load times, and driving conversions.
Civic data: Using open source data to create socially impactful data-driven products

Civic data: Using open source data to create socially impactful data-driven products

November 14, 2019

A plethora of data has been made freely available on the Web. A large chunk of this data is civic data: on education, social welfare, demographics, and the like. Vida Williams explains how this data can be assembled into open source products that can help states, cities, municipalities, nonprofit organizations, and citizens make decisions that will positively impact their immediate neighborhoods.
Don't fix it. Throw it away! Introduction to disposable infrastructure

Don't fix it. Throw it away! Introduction to disposable infrastructure

November 12, 2019

Disposable infrastructure is a new paradigm for managing a full stack of infrastructure. Chris Dorros explores the benefits of this model, giving you hands-on experience with the most popular tools in this space. You'll see how easy it is to confidently make and roll back changes in production that you'll never want to SSH into a box to "make a quick fix" ever again.
Fluent Python: Implementing intuitive and productive APIs

Fluent Python: Implementing intuitive and productive APIs

November 12, 2019

Python is so consistent that we can often infer the behavior of new objects by assuming they work like the built-ins. The Python data model is the foundation of this consistent behavior. Luciano Ramalho explores the construction of Pythonic objects: classes that feel "natural" to a Python programmer and leverage some of the best language features by implementing key protocols of the data model.
PANOPTES: Open source planet discovery

PANOPTES: Open source planet discovery

November 6, 2019

The search for planets outside our solar system has long been the exclusive domain of professional scientists with access to large observatories or expensive space telescopes. Jenny Tong and Wilfred Gee explain how PANOPTES combines off-the-shelf components with open source software to bring exoplanet discovery to the public. Come learn about PANOPTES's challenges, solutions, and discoveries.
Filling the data lake

Filling the data lake

October 25, 2019

A major challenge in todays world of big data is getting data into the data lake in a simple, automated way. Coding scripts for disparate sources is time consuming and difficult to manage. Developers need a process that supports disparate sources by detecting and passing metadata automatically. Chuck Yarbrough and Mark Burnette explain how to simplify and automate your data ingestion process.
How to use your data science team: Becoming a data-driven organization

How to use your data science team: Becoming a data-driven organization

October 24, 2019

Youve decided you need data scientists. You know who to hire. Now, what do you do with them? Yael Garten offers examples of how companies like LinkedIn use data to make business and product decisions. Yael reviews the spectrum of data science, and discusses the culture, process and tools needed to transform companies into data-driven organizations.
Self-serve analytics journey at Celtra: Snowflake, Spark, and Databricks

Self-serve analytics journey at Celtra: Snowflake, Spark, and Databricks

October 20, 2019

Celtra provides a platform for customers like Porsche and Fox to create, track, and analyze digital display advertising. Celtra's platform processes billions of ad events daily to give analysts fast and easy access to reports and ad hoc analytics. Grega Kepret outlines Celtras data-pipeline challenges and explains how it solved them by combining Snowflake's cloud data warehouse with Spark.
Transactional streaming: If you can compute it, you can probably stream it

Transactional streaming: If you can compute it, you can probably stream it

October 19, 2019

In the race to pair streaming systems with stateful systems, the winners will be stateful systems that process streams natively. These systems remove the burden on application developers to be distributed systems experts and enable new applications to be both powerful and robust. John Hugg describes whats possible when integrated systems apply a transactional approach to event processing.
JavaScript and the Internet of Things

JavaScript and the Internet of Things

October 15, 2019

So you've mastered JavaScript in the browser or on the server side, and you have an itch to get into hardware? In recent years, a plethora of low-cost devices that can run JavaScript code have come to market. But which ones are best for what situations? Andrew Chalkley gives you a tour of the current landscape to get you started on your JavaScript hardware adventure.
Real-time drawing in the browser with HTML5 Canvas

Real-time drawing in the browser with HTML5 Canvas

October 14, 2019

Dina Goldshtein demonstrates how to use the Canvas API to draw a very large number of shapes in the browser, animate them, and apply various transformations. Dina also shares some best practices for wrapping the Canvas API with custom JavaScript classes.
Design, diversity, and the luxury of attention

Design, diversity, and the luxury of attention

October 12, 2019

We know its important as designers to serve a diverse societyto use our creative powers for good. One important step we can take is to change how people of color and people who live in socioeconomic distress are perceived and how they perceive themselves. Danyel Smith explains how HRDCVR is designed to be a luxury magazine true to the diverse society in which we all live.
I hear voices: Explorations of multidevice experiences with conversational assistants

I hear voices: Explorations of multidevice experiences with conversational assistants

October 11, 2019

Multiscreen experiences are powerful; we now divide our time between different devices based on context. At the same time, conversational assistants have evolved to be quite usable. But were just beginning to see how one assistant might work across an ecosystem of devices. Karen Kaushansky explores the future of designing with voice across multiple devices.