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Mailing List Archive

Subject Sender Date
Next Wednesday: Incident Management and Alerting with Alois Reitbauer - Next Wednesday, July 2 - Alois Reitbauer will talk about Incident Management and Alerting. Incident management and alerting are the spine of operations monitoring. Getting them working properly is a grea Sergey C. Jun 24, 2014 11:30 PM
Video and slides for HTTP/2 talk! - Video and slides for last month's talk are ready! Video: https://www.youtube.com/watch?­v=OQ158bJPvx4&list=UU_DH6Z­_K_3 Sergey C. Jun 24, 2014 11:06 PM
Thank you for coming to HTTP/2! - Thank you for coming to  Sergey C. Jun 10, 2014 12:04 PM
TONIGHT: HTTP/2 - Tonight at   6:30PM  @  Spotify :  Sergey C. Jun 4, 2014 4:30 PM
Meet4SPEED tonight - Just a reminder that we have a Meet4SPEED session tonight: http://www.meetup.com/Web-Perf­ormance-NY/events/153441722/ See you there! Sergey C. May 22, 2014 5:47 PM
Slides from last week's talk & Meet4SPEED - We have slides for last week's talk "What we can learn from CDNs about Web Development, Deployment, and Performance" by Hooman Beheshti. Sergey C. May 20, 2014 12:19 PM
June 4: HTTP/2 with Mark Nottingham - I hope you enjoyed our first summer days this weekend and ready for our n Sergey C. May 19, 2014 11:28 AM
Thank you for coming! - Thank you to those who came to " Sergey C. May 15, 2014 1:41 PM
TONIGHT: What we can learn from CDNs about Web Development, Deployment, and Performance - Tonight at  6:30PM Sergey C. May 13, 2014 3:01 PM
[TOMORROW] What we can learn from CDNs about Web Development, Deployment, and Performance - Tomorrow, Tuesday  May 13  at  Sergey C. May 12, 2014 10:46 AM
[Tuesday, May 13] What we can learn from CDNs about Web Development, Deployment, and Performance - Next Tuesday, Sergey C. May 6, 2014 7:41 PM
Video and slides - Video and slides for last two talks are ready! Where there’s smoke – Stories from DevOps Firefighters with Mehdi Daoudi Video: Sergey C. May 6, 2014 7:33 PM
TONIGHT: Where there’s smoke – Stories from DevOps Firefighters - Tonight at  6:30PM  @  Spotify : " Sergey C. Apr 17, 2014 11:23 AM
[THURSDAY] Where there’s smoke – Stories from DevOps Firefighters - REMINDER - this Thursday,  April 17  at  Sergey C. Apr 14, 2014 6:42 PM
Next Thursday, April 17: Where there's smoke - Stories from DevOps Firefighters - Hey, speeders! Sergey C. Apr 11, 2014 4:33 PM
TONIGHT: Rigorous Performance Testing on the Web - Tonight at  6:30PM Sergey C. Mar 26, 2014 1:53 PM
Re: [webperf] mobile web javascript - Learn closure and use the compiler in advanced mode and you can sleep soundly knowing you're sending down the minimal amount of JS. On Mar 23,[masked]:54 PM, "Carl Haken" < Michael B. Mar 25, 2014 10:32 AM
Re: [webperf] mobile web javascript - Cool stuff bro! On Fri, Mar 21, 2014 at 5:51 PM, Chris Love < [address removed] > Carl H. Mar 23, 2014 4:46 PM
Re: [webperf] mobile web javascript - You can customize the bootstrap.js (http://getbootstrap.com/custo­mize/). Could save half. Would be great if you could do that will all the scripts you mentioned :-) Best, Baris Canatan Citeren Bruce Ingalls : Thanks Baris C. Mar 23, 2014 9:24 AM
RE: [webperf] mobile web javascript - Chris L. Mar 23, 2014 12:15 AM
Re: [webperf] mobile web javascript - Bruce, don't be scared of 100k. The most important thing for mobile web is the first page load. Architect your application in a way that allows you to present a usable interface before the page has fully loaded and then asynchronously loa Esco O. Mar 22, 2014 8:39 PM
Re: [webperf] mobile web javascript - Thanks for your replies! Here are my initial impressions. I mentio Bruce I. Mar 22, 2014 1:48 PM
RE: [webperf] mobile web javascript - Chris L. Mar 21, 2014 5:41 PM
Re: [webperf] mobile web javascript - I like YUI 3. On 21 March[masked]:57, Bruce Ingalls < [address removed] > wrote Philip T. Mar 21, 2014 5:21 PM
mobile web javascript - Interesting Ja Bruce I. Mar 21, 2014 4:00 PM
[March 26] Rigorous Performance Testing on the Web with Grant Ellis - On March 26, join us for a presentation by Grant Ellis of Instart Logic who will talk about performance testing on the web . The Web performance industry is as old as the Web itself, and in that time, performance te Sergey C. Mar 11, 2014 12:33 PM
TONIGHT: Designing for Performance - Reminder: Tonight at 6:30PM @ Spotify : Designing for Performance with Lara Swanson ! Sergey C. Feb 20, 2014 5:24 PM
[TOMORROW] Designing for Performance - Tomorrow is our session with Lara Swanson : " Designing for Performance " this Thursday, February 20 at 6:30PM . Sergey C. Feb 19, 2014 3:49 PM
Last Chance! Re: Velocity 2014 Call for Speakers is open! - Today is the last day to submit you proposal for Velocity! If you didn't submit your talk, it's time to do that. On Wednesday, January 22, 2014, Sergey Chernyshev < sergey.cherny Sergey C. Feb 6, 2014 8:20 AM
Velocity 2014 Call for Speakers is open! - Folks, As I mentioned at our session last week thanks to Tom, who reminded me - call for speakers is open for O'Reilly Velocity 2014! Sergey C. Jan 22, 2014 11:51 PM
TONIGHT: RUM & Synthetic with Tom Gerhard - Tonight at  6:30PM  @  Spotif Sergey C. Jan 16, 2014 12:56 PM
[THURSDAY] RUM & Synthetic - Get ready for our session with Tom Gerhard : " RUM & Synthetic " this Thursday, January 16 at 6:30PM. A long-time user of synthetic monitoring services for tracking availability, priceline began Sergey C. Jan 14, 2014 4:12 PM
Fwd: Call for Papers open for php[tek] conference - Preview not available Sergey C. Dec 29, 2013 11:52 PM
Our new sponsor: InstartLogic - Preview not available Sergey C. Dec 17, 2013 10:31 AM
TONIGHT: Fast and Responsive Images - Preview not available Sergey C. Dec 17, 2013 10:20 AM
Next Tuesday: Fast and Responsive Images - Our last meetup of 2013 is around the corder, next Tuesday,  Dece Sergey C. Dec 13, 2013 4:32 PM
Re: Re: [webperf] Micro-optimzation in Javascript - Just as a note, there's nothing bad with micro-optimization, but it's usually energy misplaced.  When you're writing fresh code, simple idioms like this are great.  But I wouldn't consider doing heavy alterations to existing user 1. Nov 25, 2013 12:39 PM
Re: [webperf] Micro-optimzation in Javascript - i += 1 is consistently slower than i++ and my preference ++i in all jsperf tests I Nathaniel L. Nov 24, 2013 9:25 AM
Re: [webperf] Micro-optimzation in Javascript - body{font-size:10pt;font-famil­y:arial,sans-serif;background-­color:#ffffff;color:black;}p{m­argin:0px;} Regarding the JSFiddle example: console.log(i+ Mike S. Nov 7, 2013 12:50 PM
Re: [webperf] Micro-optimzation in Javascript - Hi, this reminds me of a bit of trivia I've heard about how ++i is faster then i++ apparently the internals if the post operator requires the creation of a copy of i for the i++ case. I would not be suprised if the =+ operator similarly remov David C. Nov 7, 2013 11:57 AM
Re: [webperf] Micro-optimzation in Javascript - The ease with which smart programmers will make unfounded assertions doesn't surprise me in the least. For reasons that I don't understand, it's extremely common for for developers to believe that they understand performance without having any education i Finnbar Nov 7, 2013 12:14 AM
Re: [webperf] Micro-optimzation in Javascript - BTW, for anyone trying to get i++ to pass jslint, I think the flag is --i-am-hitler++ On Wed, Nov 6, 2013 at 2:08 PM, Sergey Chernyshev < Carl H. Nov 6, 2013 2:51 PM
Re: [webperf] Micro-optimzation in Javascript - I understand it's a micro-topic to be concerned about, but Stoyan's Javascript Patterns book doesn't explain the reasoning to some of the patterns. Anyway, thanks for everyone's feedback. Tom http://runastartup.com ------------------------------­ Rutkat F. Nov 6, 2013 2:40 PM
Re: [webperf] Micro-optimzation in Javascript - Any speed work can be premature optimization - even the basics of using compression, caching, etc are premature if the end user doesn't care.  Assuming the user does care, the easier techniques have been attempted, and you're ab Mike S. Nov 6, 2013 2:37 PM
Re: [webperf] Micro-optimzation in Javascript - Can we re run all these tests with i += 2? Twice as fast? On Wed, Nov 6, 2013 at 2:02 PM, Robert Gezelter < Laurence T. Nov 6, 2013 2:25 PM
Re: [webperf] Micro-optimzation in Javascript - I believe there is a bigger fish to fry before optimizing increment operator in JavaScript... On Wed, Nov 6, 2013 at 2:03 PM, Jack Liu < Sergey C. Nov 6, 2013 2:07 PM
RE: [webperf] Micro-optimzation in Javascript - Gentlemen, Running the tests on the referenced jsperf page (in FF 24) reports variable results from run to run (I have had test runs that show i++ fastest; and runs that show i++ is slowest). Without rooting deeply into the test page, I suspect that the Robert G. Nov 6, 2013 10:47 AM
Re: Micro-optimzation in Javascript - Micro-optimizations, be they javascript or C or ASM, are always dependent on the specific platform you're running on.  Just because it was so on one machine (or for JS, one version of a web browser), doesn't mean it's valid goin user 1. Nov 6, 2013 10:22 AM
Re: [webperf] Micro-optimzation in Javascript - It looks like i++ will attempt to do type conversion, where += is an overloaded operation that takes in different types. you can see it a demo here. http://j Jack L. Nov 6, 2013 10:16 AM
Re: [webperf] Micro-optimzation in Javascript - That's pretty low level. I'd leave stuff like that to a tool like Closure compiler. On Wed, Nov 6, 2013 at 9:58 AM, Walden Leverich < Carl H. Nov 6, 2013 10:14 AM
Re: [webperf] Micro-optimzation in Javascript - Interesting question; however, the premise is not correct.  http://jsperf.com/integer-incr­ement-performance  Notice that aside from two interesting browser implementations (FF20 David S. Nov 6, 2013 8:48 AM
Re: [webperf] Micro-optimzation in Javascript - First, you have to have a good reason to get that micro optimization past code review. The time the next programmer would spend going Walden L. Nov 5, 2013 7:18 PM
Micro-optimzation in Javascript - Hey, I was wondering if I could get an explanation on incrementing in what I read in Stoyan's book, Javascript Patterns. Supposedly using ( i += 1 ) is faster than ( i++ ) in loops according to the book. Can anyone explain how it is so? Thanks, Tom Rutkat F. Nov 5, 2013 6:09 PM
Re: [webperf] performance in eCommrce (Magento) - Preview not available Mike S. Nov 3, 2013 2:16 PM
Re: [webperf] performance in eCommrce (Magento) - Alla, thank you for broadening the topic and Carlos, thanks for the article. Our specialization is purely Magento, but in all wide aspects of it - cross device, web performance optimization with open source tools, personalization, but here Antons S. Nov 3, 2013 1:58 PM
Re: [webperf] performance in eCommrce (Magento) - Yea let's build speedy transactions and then wait 1-5 days for it to be posted. Lol. Marc On Nov 2, 20 Marc S. Nov 2, 2013 3:18 PM
Re: [webperf] performance in eCommrce (Magento) - Another interesting point to take into consideration comes from Luke Wrob Carlos S. A. Nov 1, 2013 5:19 PM
Reminder: Meet4SPEED was rescheduled for November 7 - Just a reminder that we will NOT have Meet4SPEED tonight. It was rescheduled for November 7th: http://www.meetup.com/Web-Perf­ormance-NY/events Sergey C. Oct 24, 2013 3:07 PM
Re: [webperf] performance in eCommrce (Magento) - Preview not available Alla G. Oct 22, 2013 6:53 PM
performance in eCommrce (Magento) - Hello!  Is there a niche for eComm performance optimization in US? We worked in Europe so far, now opened an office here to get some high-load challenges. We can share some know-how of optimization for Magento platform e Antons S. Oct 21, 2013 11:44 AM
Re: [webperf] Hiring two web perf engineers in NYC - Ditto I've been doing performance work for about fifteen years. Whilst I get inundated with recruiter emails for rails app Finnbar Oct 21, 2013 12:33 AM
Thank you for attending WebPerfDays NY - WebPerfDays was a blast, it was great to see so many people so passionate about Web Performance! I want to start by thanking our speakers - Ilya Grigorik , Sergey C. Oct 18, 2013 10:59 PM
RE: [webperf] Hiring two web perf engineers in NYC - Maria Oct 17, 2013 8:58 AM
Re: [webperf] Hiring two web perf engineers in NYC - Preview not available Alla G. Oct 16, 2013 4:28 PM
Re: [webperf] Hiring two web perf engineers in NYC - I like the jobs emails. Putting [job] in the subject makes it easy to filter for those who don't. Seems like an alright compromise. On Wed, Oct 16, 2013 at 4:09 Carl H. Oct 16, 2013 4:22 PM
Re: [webperf] Hiring two web perf engineers in NYC - Bruce, I think our policy about job postings is strict enough to impose more limitations. At the same time if that's is considered a standard practice across tech meetups, I'll be happy to Sergey C. Oct 16, 2013 4:08 PM
[TOMORROW] WebPerfDays NY - Velocity NY is coming to a close resulting lots of food for thought, ideas and connections! This means that there will be a lot to discuss  Tomorrow, October 17 at  WebPerfDays NY - an un-conference for commun Sergey C. Oct 16, 2013 3:59 PM
Re: [webperf] Hiring two web perf engineers in NYC - body{font-family: Geneva,Arial,Helvetica,sans-serif;­font-size:9pt;background-color­: #ffffff;color: black;} >If yes, Drew please stop spamming. Just a not drew b. Oct 16, 2013 7:55 AM
Re: [webperf] Hiring two web perf engineers in NYC - Such posts should have [job] in the subject line. On Oct 15,[masked]:08 PM, "Sergey Chernyshev" < [address removed] > wrote: Bruce I. Oct 16, 2013 7:44 AM
Re: [webperf] Hiring two web perf engineers in NYC - We have a rule of jobs with web performance being significant portion and specifically spelled out is OK, otherwise it's spam. All posts are personally moderated by me so I filter them out if they don't match. Sergey C. Oct 15, 2013 5:07 PM
Re: [webperf] Hiring two web perf engineers in NYC - Is this considered spam? If yes, Drew please stop spamming. If no, I'll post a few interesting job positions. On Tue, Oct Federico U. Oct 15, 2013 5:03 PM
Re: [webperf] Hiring two web perf engineers in NYC - By the way - forgot to mention I'm at Velocity today & tomorrow. Thanks! Drew (646)[masked] cell -----Original Message----- >From: drew bollmann >Sent: Oct 15,[masked]:22 PM >To: [address removed] >Subject: [webp drew b. Oct 15, 2013 4:59 PM
Hiring two web perf engineers in NYC - We are hiring two web perf engineers at work (location is NYC). Web sockets, cache, cdn, possibly twitter bootstrap but most likely custom js framework based on subset of jquery. Web performance is #1 on the list of priorities, only slightly above user drew b. Oct 15, 2013 4:00 PM
Fwd: Celebrate Velocity! Save 50% on *All* Web Ops + Performance Titles - Some great discounts on O'Reilly books about Web Performance and Operations in celebration of Velocity NY! If your are attending, I hope to see you there! And if you're not, here's a live streaming U Sergey C. Oct 14, 2013 7:20 AM
Performance at NY Times - Folks, There is another Web & Mobile Performance event during the week of Velocity hosted by New York Times, in partnership with Google on Oct. 16 at 6PM. It's part of the NYT Developers Sergey C. Oct 4, 2013 5:19 PM
Velocity and WebPerfDays - Hey everybody, Velocity NY and WebPerfDays NY are around the corner and we got a special discount code! Most companies wit Sergey C. Oct 2, 2013 9:46 PM
High Performance Browser Networking book by Ilya Grigorik - As I mentioned at our last meetup, our alumni speaker , Ilya Grigori Sergey C. Sep 30, 2013 6:11 PM
React & WebPerfDays NY - Thank you all for coming to Stoyan's and James' presentation at Facebook about React! Stoyan posted slides and a few links in the comments to the event: Sergey C. Sep 26, 2013 9:53 PM
TONIGHT: Introduction to React - Preview not available Sergey C. Sep 24, 2013 5:15 PM
Re: [Tomorrow] Last chance to RSVP!!! - It turns out we can still accept RSVPs until 5:30PM today, if you missed it, here's your last chance: Sergey C. Sep 24, 2013 11:36 AM
[Tomorrow] Last chance to RSVP!!! - It's tomorrow!  Stoyan Stefanov will talk about Sergey C. Sep 23, 2013 10:24 AM
Re: [webperf] cookie-less domains & security software issues - Hello, Your domain staticat.com scores a 40 (Suspicious) with brightcloud a URL da David P. Sep 6, 2013 10:00 PM
Re: [webperf] cookie-less domains & security software issues - I don't have an answer, but I do have more questions. I'm still trying to figure out, how to combine TLS & CDNs. I hear that Amazon has solved this. However, I regularly am hit with requests to install new certificates, especial Bruce I. Sep 6, 2013 8:06 PM
Re: [webperf] cookie-less domains & security software issues - DNS records show that you purchased this domain in June this year.  Is it possible that someone else owned the domain before you did and hosted malware or something similar on it? Philip T. Sep 6, 2013 4:50 PM
Re: [webperf] cookie-less domains & security software issues - I wonder if that domain was marked as evil under previous ownership - I see that you just registered it, but it seems to have history since 2007. Maybe you should just get some garbled domain like Sergey C. Sep 6, 2013 4:48 PM
Re: [webperf] cookie-less domains & security software issues - Scott T. Sep 6, 2013 4:41 PM
Re: [webperf] cookie-less domains & security software issues - That's very strange - we don't have this issue with our setup. Do you actually unset cookies or just have a different domain? Sergey C. Sep 6, 2013 4:38 PM
cookie-less domains & security software issues - Scott T. Sep 6, 2013 10:43 AM
#perfmatters at SF HTML5 meetup live stream on September 19 - Hey speeders, HTML5 meetup in SF (September 19)  is having a good performance presentation from a bunch of Google folks: http://www.meetup.com/sfhtml5/­events/13169 Sergey C. Sep 3, 2013 7:43 PM
TONIGHT: Fractal Tree Indexes - Preview not available Sergey C. Aug 28, 2013 2:22 PM
[Wed, August 28] Fractal Tree Indexes with Zardosht Kasheff - Preview not available Sergey C. Aug 26, 2013 1:40 PM
Poll: Designer/developer survey - Hello all, I am running an informal poll to gauge interest in a JavaScript/CSS/UX meetup group. Can you take a quick survey on SurveyMonkey and post your experience and skill-set and interest levels. Mehboob A. Aug 18, 2013 1:20 PM
Re: [webperf] Your help needed - Nav Timing in Safari - Signed, it indeed only took a few seconds. On 6 August[masked]:54, matthew < [address removed] &g Darren Douglas L. Aug 6, 2013 11:05 AM
RE: [webperf] Your help needed - Nav Timing in Safari - Thanks signed! Took 2 seconds. From my Android phone on T-Mobile. The first matt Aug 6, 2013 10:30 AM
Your help needed - Nav Timing in Safari - Dear friends, I joined several WPO community members lead by Mehdi Daudi of Catchpoint in petitioning Apple to add Navigation Timing API to Safari. Please help this cause by adding your vote on Ch Sergey C. Aug 6, 2013 10:19 AM
Fwd: [Last Chance] Save 50% - Velocity Conference: Complete Video Compilation - If you couldn't attend Velocity CA, last month, go ahead and grab it all on video - 50% off until tomorrow, just use  WKVLCTY code Sergey C. Jul 26, 2013 7:37 PM
TONIGHT: RUM first! - Tonight at 6:30PM @ Paperless Post: "RUM first" with Cliff Crocker  from SOASTA ! Sergey C. Jul 18, 2013 1:23 PM
Thursday, July 18th: RUM first! - Sergey C. Jul 16, 2013 5:29 PM
EdgeConf NY on September 23rd at Google - There is another great one-day conference on web technologies and standards is coming to New York in September:  http://edgeconf.com/ Sergey C. Jul 9, 2013 6:02 PM
New Meetup: RUM first! - Announcing a new Meetup for New York Web Performance Group! What : RUM first! When : Thursday, July 18,[masked]:00 PM Sergey C. Jul 9, 2013 10:34 AM

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