Smashing Magazine

SEPTEMBER 2, 2021

JavaScript Design Patterns. Knights of the Flexbox Table is another well-designed interactive course to help you learn the different aspects of the flexbox specification. On design systems, CSS/JS and UX. CSS Selectors Cheatsheet is an interactive exercise to test your understanding of CSS selectors. CSS Flexbox.

Development 145

Development Games Education Programming 145

All Things Distributed

MARCH 6, 2015

Grapevine was one of the first systems designed to be fully distributed. The origins of the system are described in Grapevine: An Exercise in Distributed Computing by researchers who all went on to become grandmasters in distributed computing: Andrew Birrell, Roy Levin, Roger Needham, and Mike Schroeder.

Systems 98

Systems Design 98

Dynatrace

JULY 5, 2022

Like the development and design phases, these applications generate massive data volumes that offer relevant and actionable insights. Such insights include whether the system can effectively collect, analyze, and report this data. Greater system reliability and uptime improve user experiences. The ability to preempt outages.

Artificial Intelligence 290

Artificial Intelligence Cloud Innovation Strategy 290

Dynatrace

APRIL 5, 2024

However, it’s essential to exercise caution: Limit the quantity of SLOs while ensuring they are well-defined and aligned with business and functional objectives. Conclusion An effective Service Level Objective (SLO) holds more value than numerous alerts, reducing unnecessary noise in monitoring systems.

Efficiency 230

Efficiency Traffic Tuning Metrics 230

Dynatrace

MARCH 14, 2022

As patient care continues to evolve, IT teams have accelerated this shift from legacy, on-premises systems to cloud technology to more build, test, and deploy software, and fuel healthcare innovation. That includes failures in parts of a system that occur at similar times and have a common root cause.

Healthcare 231

Healthcare Artificial Intelligence Innovation Strategy 231

Smashing Magazine

OCTOBER 13, 2021

You can always ask a question live , you can share your screen and get immediate feedback, and you can work on group exercises with people around the world. Live discussions and interactive exercises are at the very heart of every workshop, with group work, homework, reviews and live interaction with people around the world.

Design 86

Design Programming Testing Systems 86

The Morning Paper

APRIL 16, 2019

Teaching rigorous distributed systems with efficient model checking Michael et al., It describes the labs environment, DSLabs , developed at the University of Washington to accompany a course in distributed systems. Enabling students to build running performant versions of all of those systems in the time available is one challenge.

Systems 43

Systems Efficiency Testing Strategy 43

Smashing Magazine

MAY 22, 2020

Inspired Design Decisions With Max Huber: Turning Mundane Subjects Into Exciting Visual Communication. Inspired Design Decisions With Max Huber: Turning Mundane Subjects Into Exciting Visual Communication. Even highly regarded, well-known designers spent time working with mundane subjects and produced iconic work. Andrew Clarke.

Design 91

Design Media Development Energy 91

Dynatrace

MAY 15, 2020

By virtue of the incredible volume, quality, scope (we actually go far beyond just application monitoring) and granularity of the data the platform provides, our customers have at their fingertips unparalleled insights about their systems, users, and so much more. On further examination you discover an abnormal system process has initiated.

Government 230

Government DevOps Infrastructure Network 230

Dynatrace

DECEMBER 10, 2020

During the recent pandemic, organizations that lack processes and systems to scale and adapt to remote workforces and increased online shopping are feeling the pressure even more. Then, using a design thinking process , ideate on the future and establish the business vision. Biz and tech are getting more complex, not less.

Strategy 182

Strategy Performance Logistics Monitoring 182

Particular Software

APRIL 27, 2020

We’ve certainly been affected by this shift at Particular with the cancellation of our popular Advanced Distributed Systems Design (ADSD) course this year. We skipped a few sessions (the exercises), but in retrospect we should have watched them all I think. Q: How long did it take?

Transportation 52

Transportation Systems Education Software Architecture 52

Strategic Tech

NOVEMBER 24, 2020

It helps people to understand the complex systems they are working with. However, if nobody reads the documentation and it gets out of date quickly, it’s a tick-box exercise rather than a value creating one. designing systems that document themselves. Enterprise Architects are smart people.

Architecture 72

Architecture DevOps Technology Technology 72

The Netflix TechBlog

FEBRUARY 10, 2021

Stranger Things imagery showcasing the inspiration for the Hawkins Design System by Hawkins team member Joshua Godi ; with art contributions by Wiki Chaves Hawkins may be the name of a fictional town in Indiana, most widely known as the backdrop for one of Netflix’s most popular TV series “Stranger Things,” but the name is so much more.

Design 230

Design Systems Engineering Entertainment 230

Testlodge

AUGUST 9, 2023

When there are multiple options for a decision, each decision outcome should be exercised before moving on to the next decision. Finally, once all the decision outcomes on the baseline path have been covered, apply the same approach to all subsequent paths until all the decision outcomes in the specified code have been exercised.

Testing 75

Testing Software Software C++ 75

Dynatrace

APRIL 21, 2022

The Azure Well-Architected Framework is a set of guiding tenets organizations can use to evaluate architecture and implement designs that will scale over time. Design efficient use of your computing resources as demand changes and technologies evolves. Design applications to recover from errors gracefully. Reliability.

Azure 193

Azure Monitoring Virtualization Metrics 193

Tech News Gather

JUNE 15, 2023

Through this app idea, one can prioritize the well-being of students with an app designed to support their mental health and foster a sense of mindfulness. In addition, it can also inculcate resources such as articles, podcasts, and breathing exercises to help users develop coping strategies and resilience.

Education 52

Education Virtualization Innovation Transportation 52

Strategic Tech

APRIL 1, 2022

I’ve just created a new kata which you and your team/friends can use to practice your architecture and domain-driven design skills. This kata is split into four sections that address different aspects of architecting software systems. I’ve used it a few times now and it seems to have worked well so I thought it would be good to share.

Architecture 52

Architecture Software Architecture Strategy Design 52

Dynatrace

SEPTEMBER 30, 2021

Hosted and moderated by Amazon, AWS GameDay is a hands-on, collaborative, gamified learning exercise for applying AWS services and cloud skills to real-world scenarios. As an AWS Advanced Technology Partner , this was a great opportunity for Dynatrace developers to sharpen their AWS skills and pursue or up-level their Amazon certifications.

AWS 214

AWS Best Practices Analytics Cloud 214

The Netflix TechBlog

SEPTEMBER 8, 2020

Functional Testing Functional testing was the most straightforward of them all: a set of tests alongside each path exercised it against the old and new endpoints. Latencies The old api service was running on the same “machine” that also cached a lot of video metadata (by design). This meant that data that was static (e.g.

Latency 233

Latency Cache Java Traffic 233

The Agile Manager

SEPTEMBER 30, 2021

The Agile manager does specific things: advances the understanding of the domain, has a symbiotic relationship with the do-ers, creates and adjusts the processes and social systems, and protects the team’s execution. By virtue of doing these things, the Agile manager is a leader, whereas the traditional manager is just an administrator.

Entertainment 52

Entertainment Government Cloud Systems 52

Adrian Cockcroft

MARCH 17, 2020

Picture taken by Adrian March 17, 2020 A resilient system continues to operate successfully in the presence of failures. There are many possible failure modes, and each exercises a different aspect of resilience. Hence, one way to reduce risk is to make systems more observable. The first technique is the most generally useful.

Healthcare 52

Healthcare Government Airlines Systems 52

Alex Russell

FEBRUARY 21, 2023

Recall that Cupertino manages the actual work of Safari engineers through Apple-internal systems (previously named "Radar" ), making public bug reports a sort of parallel track; once an issue is imported from a public bug to a private tracker, it's more likely to get developer attention. But what if developers see behind the veil?

Energy 79

Energy Games Engineering Design 79

Percona

AUGUST 30, 2023

This can be changed later using the pg_checksums utility, but that will be a painful exercise on a big database. cat /usr/lib/systemd/system/postgresql-14.service. That is where all “ALTER SYSTEM SET/RESET” commands keep the information. But another database might be an OLAP system.

Database 104

Database Servers Open Source Tuning 104

HammerDB

APRIL 19, 2023

Instead, focus on understanding what the workloads exercise to help us determine how to best use them to aid our performance assessment. Therefore, before we attempt to measure our database performance, we should know the system or cloud instance to be tested in detail. Operating System: Ubuntu 22.04 Operating System: Ubuntu 22.04

Performance 54

Performance Benchmarking Cache Storage 54

O'Reilly

DECEMBER 12, 2023

This ruling in itself raises many questions: how much creativity is needed, and is that the same kind of creativity that an artist exercises with a paintbrush? However, that design issue isn’t germane to this discussion. Tracing provenance with these more complex systems will be difficult—but with RAG, we now have the tools to do it.

Artificial Intelligence 100

Artificial Intelligence Media Google Processing 100

Dynatrace

SEPTEMBER 20, 2019

Welcome back to the blog series in which we show how you can easily solve three common problem scenarios by using Dynatrace and xMatters Flow Designer. We will use xMatters’ Flow Designer to create toolchains that automate remediation, and Dynatrace’ keptn to automate continuous operations. Flow Designer rolls back through keptn.

Systems 27

Systems Traffic DevOps Database 27

All Things Distributed

OCTOBER 2, 2017

With these requirements in mind, and a willingness to question the status quo, a small group of distributed systems experts came together and designed a horizontally scalable distributed database that would scale out for both reads and writes to meet the long-term needs of our business.

Internet 130

Internet Internet AWS Performance 130

Percona

DECEMBER 5, 2023

The scenario Service considerations In this exercise, we wanted to perform a major version upgrade from PostgreSQL v12.16 This approach will empower database managers to evolve their systems with minimal interruption, leveraging the best of PITR and logical replication for smoother version upgrades. to PostgreSQL v15.4.

Database 78

Database Traffic C++ Servers 78

The Agile Manager

AUGUST 31, 2021

If we accept the fact that Agile is a value system and not a set of mechanical processes, it stands to reason that there must be something different about the norms and behaviors of Agile managers vis-a-vis traditional managers. An Agile story is an expression of end-to-end business need.

Metrics 52

Metrics Design Engineering C++ 52

The Morning Paper

JULY 21, 2019

If you still feel in need of your regular paper fix over the next few weeks, then a great exercise is to think back to a paper you particularly enjoyed, see where it was published, and then go look through the proceedings to discover what else is there you might like. A fork() in the road (I hope the designers of WASI are paying attention!).

Programming 42

Programming Operating System Design Systems 42

MachMetrics

DECEMBER 12, 2019

Google has announced plans for a new badging system that would let users know whether a website typically loads slowly. Most stemmed from Google exercising too much power with this move. Developers and designers who are skilled in building with performance in mind would likely be in higher demand.

Google 86

Google Website Best Practices Internet 86

The Morning Paper

DECEMBER 8, 2019

At the start of November I was privileged to attend HPTS (the High Performance Transaction Systems) conference in Asilomar. Byte-addressable non-volatile memory,) NVM will fundamentally change the way hardware interacts, the way operating systems are designed, and the way applications operate on data. PLOS’19.

Hardware 56

Hardware Programming Media Storage 56

Adrian Cockcroft

NOVEMBER 11, 2019

A resilient system continues to operate successfully in the presence of failures. There are many possible failure modes, and each exercises a different aspect of resilience. Hence, one way to reduce risk is to make systems more observable. This discussion focuses on hardware, software and operational failure modes.

Latency 52

Latency Engineering Systems Hardware 52

Adrian Cockcroft

NOVEMBER 11, 2019

A resilient system continues to operate successfully in the presence of failures. There are many possible failure modes, and each exercises a different aspect of resilience. Hence, one way to reduce risk is to make systems more observable. This discussion focuses on hardware, software and operational failure modes.

Latency 53

Latency Engineering Systems Hardware 53

Dynatrace

JUNE 1, 2021

Practitioners use APM to ensure system availability, optimize service performance and response times, and improve user experiences. Even a conflict with the operating system or the specific device being used to access the app can degrade an application’s performance. APM’s many forms.

Monitoring 148

Monitoring Mobile Social Media Artificial Intelligence 148

HammerDB

JULY 16, 2021

When a system ‘scales’ it is able to deliver higher levels of performance proportional to the system resources available to it. In particular, this means as we add CPU cores and increase the system load, we see higher performance. In this example, we will compare MySQL 5.7.33 and MySQL 8.0.25 and MySQL 5.7.33.

Virtualization 57

Virtualization Performance C++ Database 57

Particular Software

DECEMBER 9, 2019

Decommissioning Public102 was an exercise in the mundane, gradually transitioning tiny service after tiny service to new homes over the course of weeks, as the development schedule allowed. From Udi Dahan's Advanced Distributed Systems Design Course , Day 1 Embrace change The only constant in the universe is change.

Wireless 52

Wireless DevOps Infrastructure Network 52