The Netflix TechBlog

MAY 4, 2023

Replay Traffic Testing Replay traffic refers to production traffic that is cloned and forked over to a different path in the service call graph, allowing us to exercise new/updated systems in a manner that simulates actual production conditions. This approach has a handful of benefits.

Traffic 339

Traffic Latency Tuning Systems 339

Dynatrace

DECEMBER 21, 2023

These are crucial exercises for maintaining a people-first organization powered by healthy and satisfied employees who are aligned with the organization’s vision, values, and overarching business objectives.

Artificial Intelligence 207

Artificial Intelligence Innovation Tuning Analytics 207

Dynatrace

JANUARY 25, 2022

Attendees will have the same great Dynatrace experts teaching the sessions live via webcam (and we’d highly encourage you to turn on your webcam as well), the same virtual classroom to join and complete the hands-on exercises, and the same great content.

Performance 219

Performance Virtualization Education Analytics 219

CSS Wizardry

OCTOBER 16, 2023

This post was mostly an exercise in curiosity. It’s unlikely that a year would ever be insufficient, and it’s also unlikely that any cache would store a file for that long anyway: browsers periodically empty their cache as part of their general housekeeping, so even files that have been stored for a year might not actually make it that long.

Cache 187

Cache C++ Servers Internet 187

DZone

SEPTEMBER 11, 2019

This time we’ll take a look at how to write better tests in the form of harness programs (also known as fuzz drivers, programs are written to exercise specific parts of the code) that we will use for fuzz testing. If we want to improve our confidence, we can add steps to exercise more of the code.

Programming 109

Programming Testing Code Performance 109

SQL Shack

JANUARY 26, 2023

In this article, we are going to make a SQL practice exercise that will help to prepare for the final round of technical interviews of the SQL jobs. Introduction Technical interviews are an indispensable part of the recruiting process for employers.

Processing 77

Processing Development 77

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

Strategic Tech

JUNE 21, 2020

When we were designing the workshop, I said to Gien that I like the idea of a puzzle, and it would be great to have it large and always visible, but how can we do that when there are a number of exercises? In this exercise, teams break up the large domain into sub-domains. The ability to design exercises in Miro is out of this world.

Design 98

Design Logistics Transportation Architecture 98

High Scalability

DECEMBER 5, 2018

Vulnerability events can also have an event sample that contains detailed information about the request that exercised a security vulnerability. In both cases, these time series have some sort of ID, a timestamp, and a count.

Infrastructure 193

Infrastructure Metrics Engineering Development 193

The Netflix TechBlog

FEBRUARY 1, 2022

For many roles, you will be given a choice between a take-home coding exercise or a one-hour discussion with one of the engineers from the team. We recommend against interview coding practice puzzle-type exercises, as we don’t ask those types of questions. The problems you are asked to solve are related to the work of the team.

Engineering 199

Engineering Games Entertainment Innovation 199

DZone

AUGUST 14, 2019

In brief, automation is the key to adopting the complexity of these modern technologies and enabling organizations to actually exercise and implement innovations that can increase network agility.

Network 182

Network Innovation Hardware DevOps 182

Dynatrace

DECEMBER 5, 2023

Incorporate planned exercises and workshops to examine and enhance your organization’s readiness through feedback loops. Be sure to incorporate cybersecurity into every one of your organization’s strategies to ensure full coverage. Foster effective and continuous cross-functional communication about the SEC cybersecurity mandate and process.

Best Practices 259

Best Practices Government C++ Education 259

The Netflix TechBlog

OCTOBER 7, 2021

To build intuition, let’s run through a thought exercise. We then go through a thought exercise: given the observation, what values of the null hypothesis would lead to a decision not to reject, assuming we specify a 5% false positive rate? Would you be willing to conclude that the coin is unfair if 60 out of 100 flips were heads?

Testing 226

Testing Games Metrics Innovation 226

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. Fermentation process: Steve Amos, IT Experience Manager at Vitality spoke about how the health and life insurance market is now busier than ever.

Speed 166

Speed Media Monitoring Engineering 166

DZone

NOVEMBER 9, 2021

They are rerun(in the best case) and thus defeating the whole purpose of this exercise while spending tons and tons of time/money/energy on this).nn> They are rerun(in the best case) and thus defeating the whole purpose of this exercise while spending tons and tons of time/money/energy on this).nn> "}">I heard all kinds of answers.

Software 245

Software Software Code Energy 245

Tech News Gather

OCTOBER 11, 2022

Are you looking for similar apps that compensate you for exercising? Move-to-earn apps are great for consumers since they let them earn cryptocurrency, exercise, complete fitness tasks, and even tasks related to games. Apps that encourage walking to earn money are a fantastic method to boost your motivation for exercise.

Blockchain 52

Blockchain Games Entertainment Programming 52

Dynatrace

MARCH 16, 2021

It has now become a parallel exercise in the same CLI. Doing this at the code level helps developers enforce the observability processes that support the services they’ll deploy, rather than jumping into Dynatrace as an after-thought to retroactively build out the reports they need. Step 2: Plan.

Code 244

Code Monitoring Best Practices Infrastructure 244

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. That said, the guiding thread, predominantly under the client’s control, remains the backend perspective. In other words, where the application code resides.

Efficiency 233

Efficiency Traffic Tuning Metrics 233

Dynatrace

OCTOBER 16, 2020

So with my amazing art skills, I have updated the experience to be more like this; When the whole premise of Vitality is to reward for exercise, and the mechanism to do it, can sometimes fail through issues that are outside of their control, it can lead to a bad brand experience.

AWS 149

AWS Google Innovation 149

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

Dynatrace

NOVEMBER 11, 2022

Create a new VM for this exercise and install a Dynatrace OneAgent. Demo: Add the human factor using the Dynatrace events API. Screenshots are great, but here’s how you can enrich problem reports by adding the human side of the equation. Tag your host with demo: cpu_stress.

DevOps 189

DevOps C++ Serverless Processing 189

Tech News Gather

JUNE 15, 2023

In addition, it can also inculcate resources such as articles, podcasts, and breathing exercises to help users develop coping strategies and resilience. Users can embark on a musical journey with interactive tutorials, practice exercises, and gamified learning experiences tailored to different skill levels.

Education 52

Education Virtualization Innovation Transportation 52

The Agile Manager

MARCH 31, 2024

As a learning exercise, it is fantastic. When setting out to do something different, map out the learning agenda that will put you in the position of “freely exercising authority”. But first, run some evaluations to ascertain how much “(re-)acquisition of tribal knowledge” needs to be done.

FinTech 40

FinTech Education Testing Website 40

Dynatrace

FEBRUARY 22, 2022

In all, she has four moves named after her: two on floor exercises, one on the beam, and one on the vault. Changing the game: The Biles. Pushing the envelope for Simone Biles meant she had to create new boundaries—and innovate new moves. The first new move sprang from adversity.

Games 248

Games Social Media Media Innovation 248

Smashing Magazine

AUGUST 11, 2021

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. All workshops sessions are broken down into 2.5h-segments segments across days, so you always have time to ask questions, share your screen and get immediate feedback.

Design 122

Design Ecommerce Systems 122

Percona

DECEMBER 29, 2022

In this blog post, I will show you a particular example I faced when working with an upgrade exercise using pg_upgrade. When working with the upgrade exercise, the goal was to move from PostgreSQL 11 to PostgreSQL 12. However, there are a few occasions when you face some unusual conditions that require additional research.

C++ 83

C++ Open Source Database Programming 83

All Things Distributed

MARCH 6, 2015

It was built at the famous Xerox PARC (Palo Alto Research Center) Computer Science Laboratory as an exercise in discovering what is needed as the fundamental building blocks of a distributed system; messaging, naming, discovery, location, routing, authentication, encryption, replication, etc.

Systems 98

Systems Design 98

Dynatrace

MARCH 14, 2022

To support its objectives, the company operates a digital platform that enables customers to earn points when they exercise or eat healthily. Another Dynatrace customer is a health and life insurance provider from the United Kingdom, whose core purpose is to make people healthier.

Healthcare 234

Healthcare Artificial Intelligence Innovation Strategy 234

The Agile Manager

FEBRUARY 29, 2024

When governance is co-opted, governance is at best a false positive that controls are exercised effectively. Governance theater opens the door to regulatory capture, where the regulated (those subject to governance) dictate the terms and conditions of regulation to the regulators.

Government 52

Government Technology Technology Performance 52

Simform

DECEMBER 17, 2019

However, this can turn into a never-ending exercise since you may find yourself going through the same path and around the same starting point. Business logic can be written and tested in many ways to build a substantial software.

Best Practices 52

Best Practices Testing Technology Technology 52

Tasktop

FEBRUARY 13, 2020

I usually wake up and exercise before starting my day. With exercising starting as early as 5am, it has been a great way for me to jump start the day. (If When I get home from exercising, I help get the kids ready for school with my husband, have a cup of coffee, and then walk the kiddos up to school.

Energy 52

Energy Software Engineering Strategy Engineering 52

Strategic Tech

NOVEMBER 24, 2020

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. The traditional EA role of documenting business processes and capabilities serves a purposes. It helps people to understand the complex systems they are working with.

Architecture 72

Architecture DevOps Technology Technology 72

O'Reilly

OCTOBER 24, 2023

I expected it to stay close to 1, and the experiment would serve no purpose other than exercising my laptop’s fan. This result was remarkable; my intuition told me that the standard deviation wouldn’t collapse. But with this initial result in hand, I couldn’t help going further. I increased the number of iterations again and again.

Programming 89

Programming Processing Code Artificial Intelligence 89

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. With lots of guidance from other platform and backend teams, we took a 3-pronged approach to ensure correctness for each route migrated.

Latency 233

Latency Cache Java Traffic 233

Edge Perspectives

DECEMBER 31, 2018

One interesting exercise is to reflect on what parts of our lives are generating the most questions. As we’ll see below, it likely means that your curiosity has atrophied and needs more exercise. We all have the capability for curiosity, but many of us have not had an opportunity to exercise it and, as a result, it’s atrophied.

Social Media 85

Social Media Media Engineering Performance 85

The Agile Manager

SEPTEMBER 30, 2021

In practice, “adaptive” is used to mean anything on a spectrum from no management and no plan (“we’ll figure it out as we go, on somebody else’s dime”) to dictatorial management-by-plan (“the team is free to meet the commitments they make during the planning exercise.”)

Entertainment 52

Entertainment Government Cloud Systems 52

Tasktop

FEBRUARY 20, 2020

I Also like to spend a little bit of time stretching and doing light exercises, reading or playing with my daughter before I dive into some work. Now that I have 3 kids, I’ve been limited to the gym but it’s a great way to get exercise and keep my mind sharp. . We have a lot of hills in our area so I can really get a good workout.

Software 52

Software Software Software Engineering Infrastructure 52