Dynatrace

DECEMBER 5, 2023

Do material incidents on “third-party systems” require disclosure? The mandate explains why this is the case: “A reasonable investor would [not] view a significant breach of a registrant’s data as immaterial merely because the data were housed on a third-party system ….

Best Practices 254

Best Practices Government C++ Education 254

DZone

NOVEMBER 9, 2021

NIST did classic research to show that catching bugs at the beginning of the development process could be more than ten times cheaper than if a bug reaches production. nn> MonitoringnnWe (humans) are terrible at imagining all possible permutations of the system with billions and billions of possible states.

Software 245

Software Software Code Energy 245

O'Reilly Software

FEBRUARY 28, 2018

Adrian Cockcroft outlines the architectural principles of chaos engineering and shares methods engineers can use to exercise failure modes in safety and business-critical systems Continue reading Developing a chaos architecture mindset.

Architecture 63

Architecture Development Engineering Systems 63

Dynatrace

APRIL 5, 2024

Consequently, by understanding the intricacies involved, this enables us to swiftly confirm or refute the functional/business case of the business teams involved, including project managers, top management, developers, and tech leads. Path 2 (easier): I’m familiar with my application and the development team.

Efficiency 227

Efficiency Traffic Tuning Metrics 227

The Netflix TechBlog

OCTOBER 26, 2021

We then used simple thought exercises based on flipping coins to build intuition around false positives and related concepts such as statistical significance, p-values, and confidence intervals. In this post, we’ll do the same for false negatives and the related concept of statistical power.

Testing 202

Testing Latency Metrics Innovation 202

Smashing Magazine

DECEMBER 2, 2021

Advent Calendars For Web Designers And Developers (December 2021 Edition). Advent Calendars For Web Designers And Developers (December 2021 Edition). Anyone can contribute by sharing their blog posts, videos, articles or podcast episodes dedicated to C# development. Iris Lješnjanin. 2021-12-02T14:00:43+00:00. Rock on! ??.

Design 107

Design Development Programming Website 107

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 230

Healthcare Artificial Intelligence Innovation Strategy 230

Dynatrace

APRIL 15, 2021

As a company that’s ethos is based on a points-based system for health, by doing exercise and being rewarded with vouchers such as cinema tickets, the pandemic made both impossible tasks to do. Vitality had to respond quickly to this change by signing up new partners and developing new ways of incorporating rewards.

Speed 164

Speed Media Monitoring Engineering 164

Dynatrace

SEPTEMBER 30, 2021

Recently, 53 Dynatracers convened in a Zoom room for 5 action-packed hours to take on our first AWS GameDay challenge, an event we participated in to help our developers accelerate their AWS certification path. What is the value of AWS training and certification? Then this one’s for you. Specialty AWS certifications.

AWS 212

AWS Best Practices Analytics Cloud 212

The Morning Paper

SEPTEMBER 24, 2019

50 ways to leak your data: an exploration of apps’ circumvention of the Android permissions system Reardon et al., These deceptive practices allow developers to access users’ private data without consent, undermining user privacy and giving rise to both legal and ethical concerns. USENIX Security Symposium 2019. most apps).

Systems 74

Systems Traffic Network Google 74

Percona

OCTOBER 31, 2023

Continuing this trajectory into the future improvements in the development of our software products will require many decisions. Data-informed decision-making is key to delivering products that users love and also key to making the difficult choices on where to invest precious development resources and funds.

Open Source 88

Open Source Database Operating System Programming 88

Tech News Gather

JUNE 15, 2023

In today’s dynamic landscape of education app development as a technology has emerged as a transformative force, propelling the realm of learning forward. 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

The Netflix TechBlog

MAY 27, 2020

Reliability, formally speaking, is the ability of a system to function under stated conditions for a period of time. Put simply, reliability means a system should work and continue working. assisting the responding service owners with understanding what systems are contributing to the incident Liaison?—?communicating

Engineering 104

Engineering Innovation Systems Architecture 104

The Netflix TechBlog

SEPTEMBER 8, 2020

How we migrated our Android endpoints out of a monolith into a new microservice by Rohan Dhruva , Ed Ballot As Android developers, we usually have the luxury of treating our backends as magic boxes running in the cloud, faithfully returning us JSON. It was a Node.js Java…Script? ecosystem and the rich selection of npm packages available.

Latency 233

Latency Cache Java Traffic 233

The Netflix TechBlog

MARCH 5, 2020

Each of these steps has the incident commander and incident participants moving through various systems and interfaces. Although developed as a tool to help Netflix manage security incidents, nothing about Dispatch is specific to a security use-case. Slack, GSuite, PagerDuty, etc.,). Slack for managing incident metadata (e.g.

Open Source 204

Open Source AWS Google Speed 204

Scalegrid

APRIL 16, 2020

Use Follower Clusters keep two independent database systems (of the same type) in sync so you can analyze, optimize and test app performance for MySQL, PostgreSQL and MongoDB® database. The availability of a computer system is the percentage of time its services are up during a period of time. Expert Tip. Security Groups. No problem.

Cloud 242

Cloud Azure AWS Database 242

O'Reilly

NOVEMBER 14, 2023

Can an AI system be creative and, if so, what would that creativity look like? I’m skeptical about AI creativity, though recently I hypothesized that an AI system optimized for “hallucinations” might be the start of “artificial creativity.” We don’t know; a number of cases are in the legal system now. Or just derivative?

Social Media 85

Social Media Innovation Media Tuning 85

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

Dynatrace

SEPTEMBER 20, 2019

This allows the developer on-call to take swift action and fix the problem. The alert comes with the full context of the issue, including errors caused, impacted systems, and level of severity. Usually different services are owned by different teams and developers. Step 3 — xMatters alerts all the relevant resources.

Systems 26

Systems Traffic DevOps Database 26

O'Reilly

JUNE 27, 2023

Because most of those have been deployed in such a way that they are only communicating with trusted internal systems. Red-team exercises can uncover weaknesses in the system while it’s still under development. As your CISO will tell you, there’s no such thing as a “100% secure” system.

Social Media 89

Social Media Media Website Database 89

MachMetrics

DECEMBER 12, 2019

Google has announced plans for a new badging system that would let users know whether a website typically loads slowly. The Chrome team explains that “we are being very mindful of our approach to setting the bar for what is considered good user experience and hope to land on something that is practically achievable by all developers.”.

Google 86

Google Website Best Practices Internet 86

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? In the year or so since ChatGPT’s release, developers have been building applications on top of the state-of-the-art foundation models. But that isn’t the end of the story.

Artificial Intelligence 101

Artificial Intelligence Media Google Processing 101

O'Reilly Software

FEBRUARY 27, 2018

Developing a chaos architecture mindset. Adrian Cockcroft outlines the architectural principles of chaos engineering and shares methods engineers can use to exercise failure modes in safety and business-critical systems. Watch " Developing a chaos architecture mindset.".

Software Architecture 62

Software Architecture Architecture Software Software 62

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. First and foremost, as Paul Hammant is fond of saying, there are no passengers in an Agile team.

Metrics 52

Metrics Design Engineering C++ 52

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

Brendan Gregg

DECEMBER 21, 2019

The video is on [youtube] and the demo starts at [0:50] (the slides are [here] or as a [PDF]): I'm demonstrating a tool I developed to turn my laptop's wifi signal strength into audio (someone described this as a BPF [theremin].) If you wish to develop your own BPF observability tools, start with bpftrace and only use BCC when needed.

C++ 52

C++ Education Java AWS 52

Brendan Gregg

DECEMBER 21, 2019

The video is on [youtube] and the demo starts at [0:50] (the sildes are on [slideshare]): I'm demonstrating a tool I developed to turn my laptop's wifi signal strength into audio (someone described this as a BPF [theremin].) If you wish to develop your own BPF observability tools, start with bpftrace and only use BCC when needed.

C++ 52

C++ Education Java AWS 52

The Agile Manager

MAY 31, 2021

Additional or more comprehensive capabilities that come standard with a new COTS product; lower labor intensity and less dependency on costly knowledge workers required to sustain legacy assets; and reducing systemic fragility (e.g., production downtime) are all very real economic benefits that have P&L impact.

C++ 52

C++ Efficiency Systems Technology 52

The Morning Paper

NOVEMBER 3, 2019

The authors selected a set of diverse application workloads, as shown in the table below, and analysed their execution to find out the system call frequency and total execution time. A micro-benchmark suite, LEBench was then built around tee system calls responsible for most of the time spent in the kernel.

Performance 108

Performance Benchmarking Tuning Hardware 108

The Morning Paper

JULY 21, 2019

I wonder what amazing research developments the next five years might bring us??! The role of the operating system in a kernel-bypass era. In terms of published posts, we’re also rapidly approaching the 1,000 posts/papers mark! For example: Unikernels: the next stage of Linux’s dominance. Can we prove time protection?

Programming 42

Programming Operating System Design Systems 42

The Agile Manager

OCTOBER 31, 2020

The outsourcing vendor was reporting no less than 350 test scripts executed by their staff every day, yet the QA managers were reporting very low test case acceptance and the development team was reporting the test case failures could not be replicated. When that happens, the exercise tends to yield no better than "less bad."

Programming 59

Programming Testing Code Technology 59

Testsigma

MARCH 6, 2020

With the amount of data flow across multiple modules in applications being made today, a feature addition or a fix can cause unexpected issues in the normal system operations. Regression checks are vital from the continuous application development perspective wherein the new releases & fixes keep coming in as the application matures.

Best Practices 52

Best Practices Testing Code Testing Tools 52

Sutter's Mill

JANUARY 25, 2021

2] So it makes perfect sense that if Examples 1(a) and 1(b) appear in the same source file, the developer will want to enable checking for 1(b)’s assertion only by some kind of manual override to explicitly request it, and enable checking for 1(a)’s assertion all the time.

C++ 45

C++ Programming Cache Testing 45

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

Edge Perspectives

FEBRUARY 4, 2019

I’ve developed at much greater length the increasing importance of context in the world that is evolving around us. Of course, we can get consumed by that exercise as well. Unpacking smartly made “Smartly made” isn’t easy, it’s really, really hard. So, another part of smartly made, is focusing on the context and dynamics that matter.

Government 77

Government Programming Systems Performance 77

The Agile Manager

AUGUST 31, 2020

I've worked with quite a few companies for which long-lived software assets remain critical to day-to-day operations, ranging from 20-year-old ERP systems to custom software products that first processed a transaction way back in the 1960s. The first and most obvious is that they are long on how to start, but short on how to finish.

Architecture 52

Architecture Code Strategy Programming 52

Sutter's Mill

JANUARY 11, 2021

Note that “no side effects on normal execution” is always automatically true for violation handlers even when an assertion system such as proposed in [4] allows arbitrary custom violation handlers to be installed, because those are executed only if we discover that we’re in a corrupted state and so are already outside of normal execution. [5]

C++ 58

C++ Programming Code Testing 58