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Techies in Virusland

The pandemic has brought people from every corner of the world and with different expertise to try to understand its behavior. In this session, one of the authors of "SARS-CoV-2 waves in Europe: A 2-stratum SEIRS model solution" will cover the methodology for building high capacity prediction models and the common pitfalls those interested in forecasting literature and models must be aware of when faced with such a problem. During the talk, we will also provide a primer for those interested in submerging into SARS-Cov-2 epidemic behavior understanding and the impact measurement theory (which is incidentally very important for performance topics) has on the process of model calibration. Target audience: developers interested in complex system modeling, forecasting, and measurement. Audience takeaway: understanding the uncertainty introduced by relying on underspecified models. A clear understanding of how difficult performing real-world measurements of epidemic behaviors is.


ITeaConf

34 min

Π Π΅Π½Π΄Π΅Ρ€ΠΈΠ½Π³, ΠŸΠΎΡ‡Π΅ΠΌΡƒ Π½ΠΈΠΊΡ‚ΠΎ Π½Π΅ слСдит Π·Π° потСрянными ΠΊΠ°Π΄Ρ€Π°ΠΌΠΈ

Π‘Π΅Ρ€Π³Π΅ΠΉ Иванов

БоврСмСнная Ρ„Ρ€ΠΎΠ½Ρ‚Π΅Π½Π΄ Ρ€Π°Π·Ρ€Π°Π±ΠΎΡ‚ΠΊΠ°,Π² частности вопрос ΠΏΡ€ΠΎΠΈΠ·Π²ΠΎΠ΄ΠΈΡ‚Π΅Π»ΡŒΠ½ΠΎΡΡ‚ΠΈ, сводится ΠΊ Ρ‚ΠΎΠΌΡƒ, Ρ‡Ρ‚ΠΎΠ±Ρ‹ ΡƒΠ΄ΠΎΠ²Π»Π΅Ρ‚Π²ΠΎΡ€ΠΈΡ‚ΡŒ Π½Π°Π±ΠΎΡ€ Ρ‚Ρ€Π΅Π±ΠΎΠ²Π°Π½ΠΈΠΉ lighthouse ΠΈΠ»ΠΈ ΠΌΠ΅Ρ‚Ρ€ΠΈΠΊ Core Web Vitals. Однако ΠΏΠΎΡ‡Π΅ΠΌΡƒ срСднСстатистичСский …

Π― ❀︎ Π€Ρ€ΠΎΠ½Ρ‚Π΅Π½Π΄

43 min

Web Vitals: ΡƒΠ²ΠΈΠ΄Π΅Ρ‚ΡŒ ΠΈ ΠΎΠΏΡ‚ΠΈΠΌΠΈΠ·ΠΈΡ€ΠΎΠ²Π°Ρ‚ΡŒ

АртСм Π‘Π΅Π»ΠΎΠ²

Π’ индустрии ΡƒΠΆΠ΅ Π΄Π°Π²Π½ΠΎ сформированы стандарты ΠΏΡ€ΠΎΠΈΠ·Π²ΠΎΠ΄ΠΈΡ‚Π΅Π»ΡŒΠ½ΠΎΡΡ‚ΠΈ Π²Π΅Π±-ΠΏΡ€ΠΈΠ»ΠΎΠΆΠ΅Π½ΠΈΠΉ β€” это ΠΈΠ½ΠΈΡ†ΠΈΠ°Ρ‚ΠΈΠ²Π° Web Vitals. Π’Π΅ΠΌ Π½Π΅ ΠΌΠ΅Π½Π΅Π΅, это Π½Π΅ страхуСт программистов ΠΎΡ‚ Π»ΠΎΠΆΠ½Ρ‹Ρ… ΠΏΡƒΡ‚Π΅ΠΉ ΠΎΠΏΡ‚ΠΈΠΌΠΈΠ·Π°Ρ†ΠΈΠΈ Performance-ΠΌΠ΅Ρ‚Ρ€ΠΈΠΊ.…

Chrome Dev Summit

30 min

The main thread is overworked & underpaid

Surma

Amongst all the platforms for app development, the web is arguably the only one that does not make good use of threading. On the web, the main thread has a lot of responsibilities, and we keep adding…

JavaScript fwdays

34 min

I reviewed 200 perf-related webpack plugins so that you don’t have to

Ivan Akulov

There are almost 10 000 npm packages with the β€œwebpack” keyword in their package.json. Almost all of them are webpack loaders or plugins. But many of us have used 10 or 20 of those at most. In this …

DotNext

70 min

ΠœΠΎΠ³Ρƒ Π»ΠΈ я ΡΠΏΡ€Ρ‹Π³Π½ΡƒΡ‚ΡŒ с F5-корабля прямиком Π² гипСрпространство Π² Ρ€Π΅Π°Π»ΡŒΠ½ΠΎΠΌ Π²Ρ€Π΅ΠΌΠ΅Π½ΠΈ?

АлСксандр Π―ΠΊΡƒΠ½ΠΈΠ½

ΠšΠ°ΠΊΠΎΠ²Ρ‹ связи ΠΌΠ΅ΠΆΠ΄Ρƒ обновлСниями, Ρ€Π°Π±ΠΎΡ‚Π°ΡŽΡ‰ΠΈΠΌΠΈ Π² Ρ€Π΅ΠΆΠΈΠΌΠ΅ Ρ€Π΅Π°Π»ΡŒΠ½ΠΎΠ³ΠΎ Π²Ρ€Π΅ΠΌΠ΅Π½ΠΈ, ΠΈΠ½ΠΊΡ€Π΅ΠΌΠ΅Π½Ρ‚Π½Ρ‹ΠΌΠΈ сборками, ΠΊΡΡˆΠΈΡ€ΠΎΠ²Π°Π½ΠΈΠ΅ΠΌ, ΠΈΠ·Π±Ρ‹Ρ‚ΠΎΡ‡Π½ΠΎΡΡ‚ΡŒΡŽ микросСрвиса ΠΈ, Π½Π°ΠΊΠΎΠ½Π΅Ρ†, ΠΏΠΎΠΏΡƒΠ»ΡΡ€Π½ΠΎΡΡ‚ΡŒΡŽ React? АлСксандр ΠΏΠΎΠΊΠ°ΠΆΠ΅Ρ‚, ΠΊΠ°ΠΊ набор…

web.dev

38 min

Optimize for Core Web Vitals

Addy Osmani

In this hands-on talk, we cover tips & tricks for optimizing your user-experience to meet the Core Web Vitals. We use tools like Lighthouse & DevTools, show you code snippets for fixes, and highlight…

Chrome Dev Summit

23 min

Speed tooling evolutions: 2019 and beyond

Elizabeth Sweeny, Paul Irish

Our understanding of how to accurately represent and optimize for a users' experience continues to grow more accurate and informed. Our speed metrics, automation story, and best-practice recommendati…

DotNext

71 min

БорСмся с сСтСвым ΠΎΠ²Π΅Ρ€Ρ…Π΅Π΄ΠΎΠΌ Π² распрСдСлённых систСмах

ПавСл Π’ΡƒΠΏΠΈΡ†Ρ‹Π½

Π‘ΠΎΠ²Ρ€Π΅ΠΌΠ΅Π½Π½Ρ‹Π΅ прилоТСния состоят ΠΈΠ· мноТСства подсистСм: Π±Π°Π·Ρ‹ Π΄Π°Π½Π½Ρ‹Ρ…, кСши, Π±Ρ€ΠΎΠΊΠ΅Ρ€Ρ‹ сообщСний. Для ΠΎΠ±Ρ€Π°Π±ΠΎΡ‚ΠΊΠΈ ΠΎΠ΄Π½ΠΎΠ³ΠΎ запроса ΠΎΡ‚ ΠΏΠΎΠ»ΡŒΠ·ΠΎΠ²Π°Ρ‚Π΅Π»Ρ сСрвСр ΠΌΠΎΠΆΠ΅Ρ‚ Π²Ρ‹ΠΏΠΎΠ»Π½ΡΡ‚ΡŒ дСсятки Π²Π½ΡƒΡ‚Ρ€Π΅Π½Π½ΠΈΡ… подзапросов. Π’Ρ‹ ска…

DotNext

72 min

Unlocking performance improvements in .NET

Stephen Toub

. Performance is at the heart of .NET, with an incredible amount of energy invested in every release towards making the stack faster and more scalable. In this talk, Stephen Toub will walk through ex…

DotNext

61 min

ΠŸΡ€ΠΎΡΡ‚Π°Ρ ΠΈ быстрая рСализация парсСров Π½Π° C#

ΠšΠ°Ρ€Π»Π΅Π½ Бимонян

Π‘ΠΎΠ·Π΄Π°Π½ΠΈΠ΅ парсСров ΠΈ лСксичСских Π°Π½Π°Π»ΠΈΠ·Π°Ρ‚ΠΎΡ€ΠΎΠ² β€” Π·Π°Ρ‚Ρ€Π°Ρ‚Π½ΠΎΠ΅ ΠΏΠΎ Π²Ρ€Π΅ΠΌΠ΅Π½ΠΈ Π΄Π΅Π»ΠΎ. ΠžΠ±Ρ‹Ρ‡Π½ΠΎ ΠΊ Π½ΠΈΠΌ ΠΏΡ€ΠΈΠ±Π΅Π³Π°ΡŽΡ‚ ΠΏΡ€ΠΈ нСобходимости Ρ€Π΅Π°Π»ΠΈΠ·Π°Ρ†ΠΈΠΈ Ρ€Π°Π·Π»ΠΈΡ‡Π½ΠΎΠ³ΠΎ Ρ€ΠΎΠ΄Π° Ρ„ΠΎΡ€ΠΌΠ°Π»ΡŒΠ½Ρ‹Ρ… Π³Ρ€Π°ΠΌΠΌΠ°Ρ‚ΠΈΠΊ, Π² Ρ‚ΠΎΠΌ числС ΠΏΡ€Π΅Π΄ΠΌΠ΅Ρ‚Π½ΠΎ-ориСнтированн…

ITeaConf

26 min

Howto: интСрактивная визуализация Π½Π° сотни тысяч элСмСнтов Π²Π½ΡƒΡ‚Ρ€ΠΈ Π±Ρ€Π°ΡƒΠ·Π΅Ρ€Π°

Иван Π—Π°Ρ‚Ρ€Π°Π²ΠΊΠΈΠ½

Π’ Π΄Π°Π½Π½ΠΎΠΌ Π΄ΠΎΠΊΠ»Π°Π΄Π΅ ΠΌΡ‹ рассмотрим комплСксный ΠΏΠΎΠ΄Ρ…ΠΎΠ΄ ΠΊ Ρ€Π΅ΡˆΠ΅Π½ΠΈΡŽ ΠΏΡ€ΠΎΠ±Π»Π΅ΠΌΡ‹ взаимодСйствия Π² Ρ€Π΅ΠΆΠΈΠΌΠ΅ Ρ€Π΅Π°Π»ΡŒΠ½ΠΎΠ³ΠΎ Π²Ρ€Π΅ΠΌΠ΅Π½ΠΈ с датасСтами Π² сотни тысяч элСмСнтов. ΠŸΠΎΡΠΌΠΎΡ‚Ρ€ΠΈΠΌ ΠΈ ΠΏΡ€ΠΎΠ²Π΅Ρ€ΠΈΠΌ, Ρ‡Ρ‚ΠΎ сработало, Π° ΠΊΠ°ΠΊΠΈΠ΅ ΠΈΠ΄Π΅ΠΈ …

Π―.Π‘ΡƒΠ±Π±ΠΎΡ‚Π½ΠΈΠΊ

65 min

Π‘ΠΊΠΎΡ€ΠΎΡΡ‚ΡŒ Π²Π΅Π±-страниц

Π”Π°Π½ΠΈΠ»Π° Авдошин

РасскаТу ΠΏΡ€ΠΎ Ρ‚ΠΎ, ΠΊΠ°ΠΊ Π΄Π΅Π»Π°Ρ‚ΡŒ Π²Π΅Π± быстрым, ΠΏΠΎΡ‡Π΅ΠΌΡƒ Π½ΡƒΠΆΠ½ΠΎ Π·Π°Π½ΠΈΠΌΠ°Ρ‚ΡŒΡΡ ΡΠΊΠΎΡ€ΠΎΡΡ‚ΡŒΡŽ, ΠΊΠ°ΠΊ ΠΈΠ·ΠΌΠ΅Ρ€ΡΡ‚ΡŒ ΡΠΊΠΎΡ€ΠΎΡΡ‚ΡŒ ΠΈ ΠΏΠΎΠΊΠ°ΠΆΡƒ ΠΏΡ€ΠΈΠΌΠ΅Ρ€Ρ‹ ΠΈΠ· ΠΆΠΈΠ·Π½ΠΈ настоящих ускорСний.

React Advanced

27 min

Don’t Let Your Unit Tests Slow You Down

Daniel Irvine

Do your unit tests feel like a chore to maintain? Are they sometimes useful but come with a high maintenance cost? Do you secretly believe you’d work faster without them there? A great test suite sho…

View Source Amsterdam

33 min

Demystifying Speed Tooling

Paul Irish, Elizabeth Sweeny

This talk will provide an overview on how to effectively assess and optimize site performance using a slew of industry grade tooling. Learn how to methodically diagnose, benchmark (against both lab a…

CSSCAMP

32 min

Mind over Matter: Optimize Performance Without Code

StΓ©phanie Walter

Did you already optimize every. single. line. of. code. to be found on your website or mobile app? Are you getting tired of hearing about load times and TTFB(Time to first byte)? Do you need to remin…

Chrome Dev Summit

7 min

Faster apps with JSON.parse

Mathias Bynens

Because the JSON grammar is much simpler than JavaScript’s grammar, JSON can be parsed more efficiently than JavaScript. This knowledge can be applied to improve start-up performance for web apps tha…

web.dev

34 min

Core Web Vitals in the DevTools timeline

Paul Lewis, Philip Walton

The Core Web Vitals are a great way to assess the UX impact of page load performance. In this talk, we cover what the vitals are, where they came from, and how you can use Chrome's DevTools to explor…

ITeaConf

55 min

Is it time to re-sync?

АндрСй ΠŸΠ΅Ρ‡ΠΊΡƒΡ€ΠΎΠ²

Π‘ΠΎΠ²Ρ€Π΅ΠΌΠ΅Π½Π½Ρ‹Π΅ ΠΊΠΎΠΌΠΏΡŒΡŽΡ‚Π΅Ρ€Ρ‹ ΠΊΡ€ΠΎΡŽΡ‚ Π² сСбС мноТСство Π°ΠΏΠΏΠ°Ρ€Π°Ρ‚Π½Ρ‹Ρ… ΠΎΠΏΡ‚ΠΈΠΌΠΈΠ·Π°Ρ†ΠΈΠΉ ΠΈ особСнностСй Ρ€Π°Π±ΠΎΡ‚Ρ‹ ЦП ΠΈ памяти, ΠΏΠΎΠ½ΠΈΠΌΠ°Π½ΠΈΠ΅ ΠΊΠΎΡ‚ΠΎΡ€Ρ‹Ρ… Π²Π°ΠΆΠ½ΠΎ ΠΏΡ€ΠΈ написании ΠΌΠ½ΠΎΠ³ΠΎΠΏΠΎΡ‚ΠΎΡ‡Π½ΠΎΠ³ΠΎ ΠΊΠΎΠ΄Π° Π½Π° любом языкС, Π² Ρ‚ΠΎΠΌ числС ΠΈ Golang.…

Π― ❀︎ Π€Ρ€ΠΎΠ½Ρ‚Π΅Π½Π΄

44 min

КопаСмся ΠΏΠΎΠ΄ ΠΊΠ°ΠΏΠΎΡ‚ΠΎΠΌ Π±Ρ€Π°ΡƒΠ·Π΅Ρ€Π°: ΠΊΠ°ΠΊ Ρ€Π°Π±ΠΎΡ‚Π°Π΅Ρ‚ event loop ΠΈ compositing

Π‘Π΅Ρ€Π³Π΅ΠΉ Π§ΠΈΠΊΡƒΡ‘Π½ΠΎΠΊ

БСйчас, Π² эпоху клиСнтских Ρ„Ρ€Π΅ΠΉΠΌΠ²ΠΎΡ€ΠΊΠΎΠ², ΠΌΠ°Π»ΠΎ ΠΊΡ‚ΠΎ задумываСтся, ΠΊΠ°ΠΊ Ρ€Π°Π±ΠΎΡ‚Π°ΡŽΡ‚ ΠΏΡ€ΠΈΠ²Ρ‹Ρ‡Π½Ρ‹Π΅ Π½Π°ΠΌ Π²Π΅Ρ‰ΠΈ Π² Π±Ρ€Π°ΡƒΠ·Π΅Ρ€Π΅, Π²Ρ€ΠΎΠ΄Π΅ событий ΠΈΠ»ΠΈ Π°Π½ΠΈΠΌΠ°Ρ†ΠΈΠΉ. ΠœΡ‹ часто слСдуСм β€žΠ»ΡƒΡ‡ΡˆΠΈΠΌ ΠΏΡ€Π°ΠΊΡ‚ΠΈΠΊΠ°ΠΌβ€œ ΠΈ Π½Π΅ задумываСмся, ΠΏΠΎΡ‡Π΅ΠΌΡƒ он…