Cache, Code, Document and Network - Technology Performance Pulse

Performance Game Changer: Browser Back/Forward Cache

Smashing Magazine

MAY 9, 2022

Performance Game Changer: Browser Back/Forward Cache. Performance Game Changer: Browser Back/Forward Cache. Plus, they’ve created some more transparency about this, both in documentation and tooling. All those navigations can benefit from the Back/Forward Cache to instantly restore the page. Barry Pollard.

Cache

Cache Games Performance Website

The Three Cs: Concatenate, Compress, Cache

CSS Wizardry

OCTOBER 16, 2023

Compressing them over the network: Which compression algorithm, if any, will we use? Caching them at the other end: How long should we cache files on a user’s device? Cache This is the easy one. Which brings me nicely on to… The important part of this section is cache busting. main.af8a22.css main.af8a22.css

Cache

Cache Latency Strategy Speed

Measure What You Impact, Not What You Influence

CSS Wizardry

AUGUST 24, 2022

I can reload the exact same page under the exact same network conditions over and over, and I can guarantee I will not get the exact same, say, DOMContentLoaded each time. What if another file on the critical path had dropped out of cache and needed fetching from the network? In browserland, this is known Queuing.

Benchmarking

Benchmarking Metrics Cache Network

Seamlessly Swapping the API backend of the Netflix Android app

The Netflix TechBlog

SEPTEMBER 8, 2020

On the Android team, while most of our time is spent working on the app, we are also responsible for maintaining this backend that our app communicates with, and its orchestration code. Image taken from a previously published blog post As you can see, our code was just a part (#2 in the diagram) of this monolithic service.

Latency

Latency Cache Java Traffic

Five Data-Loading Patterns To Improve Frontend Performance

Smashing Magazine

SEPTEMBER 28, 2022

Every unnecessary bit of JavaScript code you bundle and serve will be more code the client has to load and process. The resource loading waterfall is a cascade of files downloaded from the network server to the client to load your website from start to finish. How will you serve blazingly fast code, then? Caching Schemes.

Cache

Cache Performance Servers Social Media

Creating A Magento PWA: Customizing Themes vs. Coding From Scratch

Smashing Magazine

NOVEMBER 2, 2021

Creating A Magento PWA: Customizing Themes vs. Coding From Scratch. Creating A Magento PWA: Customizing Themes vs. Coding From Scratch. One of the reasons for that is because a PWA has the same code base. So unlike the case with native applications, the progressive web app needs to be coded only once. Alex Husar.

Code

Code Cache Retail Mobile

How PHP Web Development Beneficial For Online Business?

Official Blog - World Web Technology

AUGUST 27, 2023

Unlike other popular programming languages such as C or Pearl, PHP pages have HTML with embedded code with some start and end processing instructions that allow you to jump directly into and out of PHP mode. In PHP, code is directly executed on the server and generates HTML to send to the client.

Development

Development Ecommerce Open Source Website

How to Assess MySQL Performance

HammerDB

APRIL 19, 2023

As database performance is heavily influenced by the performance of storage, network, memory, and processors, we must understand the upper limit of these key components. There are several ways to find out this information with the easiest way being by referring to the documentation. For storage, FIO is generally used. 4.22 %usr 38.40

Performance

Performance Benchmarking Cache Storage

PostgreSQL® Hostname Configuration

Scalegrid

NOVEMBER 23, 2023

PostgreSQL uses the label “hostname” to denote a host connected to a computer network, enabling recognition of this particular entity in all forms of electronic communication. Such a solution must be part of a broader strategy that includes proper network configuration, firewall settings, and regular security audits.

Database

Database Servers Storage Network

Percentiles don’t work: Analyzing the distribution of response times for web services

Adrian Cockcroft

JANUARY 29, 2023

The documentation is written for people that understand hardcore statistics with lots of greek symbols. I have enough math and stats background that I can muddle along and figure out how to use it, so I’m documenting that here without the greek. He gave me a few options, and first I looked at the R mixtools library.

Lambda

Lambda Latency Cache C++

Slower Memory Zeroing Through Parallelism

Randon ASCII

JULY 11, 2022

Downloads go through the cache, the cache is saved to disk, and saves to disk are slowed by (some) anti-virus software. But I’d also recorded an ETW trace to understand where CPU time in the Network Service utility process was going, and I’d noticed some time being spent in ntoskrnl.exe!KiPageFault: Case closed.

Cache

Cache Energy Google Processing

Cache and Prizes

Alex Russell

MARCH 31, 2022

Browsers will cache tools popular among vocal, leading-edge developers. There's plenty of space for caching most popular frameworks. The best available proxy data also suggests that shared caches would have a minimal positive effect on performance. Browsers now understand the classic shared HTTP cache behaviour as a privacy bug.

Cache

Cache Government Traffic Network

The Fastest Google Fonts

CSS Wizardry

MAY 19, 2020

It’s widely accepted that self-hosted fonts are the fastest option: same origin means reduced network negotiation, predictable URLs mean we can preload , self-hosted means we can set our own cache-control. However, the execution of this header is bound by the response’s TTFB, which on high-latency networks can be very, very high.

Google

Google Media Latency Metrics

50 ways to leak your data: an exploration of apps’ circumvention of the Android permissions system

The Morning Paper

SEPTEMBER 24, 2019

Each app was then executed on a physical mobile phone equipped with a custom OS and network monitor. Network traffic is also monitored, included all TLS-secured traffic where the developers hadn’t used certificate pinning (i.e., The destination endpoint for the network traffic typically identifies the SDK responsible.

Systems

Systems Traffic Network Google

Software Testing Errors to look out for (with examples)

Testsigma

JUNE 3, 2021

These errors are caught during software documentation testing. Another example can be when we are sending data through Connect: Direct channel and the network is not working properly, in this case, the data transfer will not happen and we will not be able to test end-to-end. Caching errors. Coding practices. Sign up Now.

Software

Software Software Testing Hardware

Optimizing Performance With Resource Hints

Smashing Magazine

APRIL 17, 2019

All these resource hints use the rel attribute of the <link> element that you’ll be familiar with finding in the <head> of your HTML documents. The browser caches the results of these lookups, but they can be slow. You might think of a prefetch as being a bit like adding a file to the browser’s cache.

Performance

Performance Games Servers Cache

Are Imposter Domains Re-Publishing Your Website?

Smashing Magazine

SEPTEMBER 20, 2021

They all generally are instrumented as JavaScript processes that are loaded onto your site’s web pages through a tag or snippet of loader code. Search Engine And Web Archive Cached Results. Another common category of imposter domains are domains used by search engines for delivering cached results or archived versions of page views.

Website

Website Analytics Google Cache

CSS and Network Performance

CSS Wizardry

NOVEMBER 9, 2018

In this post I want to look at how CSS can prove to be a substantial bottleneck on the network (both in itself and for other resources) and how we can mitigate it, thus shortening the Critical Path and reducing our time to Start Render. and is constantly stopping and starting as different part of the document block it.

Network

Network Performance Media Cache

Chrome's NOSCRIPT Intervention

Tim Kadlec

SEPTEMBER 6, 2018

The other week, there were a few articles that came out about Chrome’s NOSCRIPT intervention: an intervention that would disable JavaScript altogether on slow networks. Chrome intervening on behalf of the user when it feels the network is iffy isn’t exactly new. The Data Saver proxy is enabled. It works on HTTPS too.

Network

Network Testing Cache Google

How To Avoid Landing Page Redirects (10 min read)

Rigor

JULY 2, 2019

As an example, we see that the preferred address to access the online edition of the New York Times is [link] (we received an HTTP response code of 200 when requesting the site). Rigor’s waterfall chart indicates that this address has been permanently moved (given that we received an HTTP response code of 301 ). Notes and Caveats.

Mobile

Mobile Traffic Google Latency

Upcoming of the learned data structures

Abhishek Tiwari

DECEMBER 13, 2017

They demonstrated that neural nets based learned index outperforms cache-optimized B-Tree index by up to 70% in speed while saving an order-of-magnitude in memory. The benchmarking was performed using 3 real-world data sets (weblogs, maps, and web-documents), and 1 synthetic dataset (lognormal).

Artificial Intelligence

Artificial Intelligence Hardware Google Benchmarking

Getting Started with HTTP/2 and Server Push

Dean Hume

OCTOBER 24, 2016

We didn’t change any code, or even make any web performance tweaks - we made the switch and noticed the results immediately. Multiplexing allows multiple request and response messages to be in flight at the same time which means faster load times with no change to your front end code. Show me the code! HTTP/2 is awesome.

Servers

Servers Website Games Cache

Getting Started with HTTP/2 and Server Push

Dean Hume

OCTOBER 24, 2016

We didn’t change any code, or even make any web performance tweaks - we made the switch and noticed the results immediately. Multiplexing allows multiple request and response messages to be in flight at the same time which means faster load times with no change to your front end code. Show me the code! HTTP/2 is awesome.

Servers

Servers Website Games Cache

Getting Started with HTTP/2 and Server Push

Dean Hume

OCTOBER 24, 2016

We didn’t change any code, or even make any web performance tweaks - we made the switch and noticed the results immediately. Multiplexing allows multiple request and response messages to be in flight at the same time which means faster load times with no change to your front end code. Show me the code! HTTP/2 is awesome.

Servers

Servers Website Games Cache

How To Optimize Progressive Web Apps: Going Beyond The Basics

Smashing Magazine

DECEMBER 23, 2020

However, let’s take a step further and learn how to deploy modern qualities to PWAs, such as offline functionality, network-based optimizing, cross-device user experience, SEO capabilities, and non-intrusive notifications and requests. When developing a PWA, you can cache the application shell’s resources and assets in the browser.

Cache

Cache Internet Internet Google

Fixing a slow site iteratively

CSS - Tricks

APRIL 1, 2021

The code for the site is available on GitHub for reference. Using a network request inspector, I’m going to see if there’s anything we can remove via the Network panel in DevTools. I like using Fiddler , and when I inspect the network requests I see that there are indeed some old URLs and redirects floating around.

Cache

Cache Social Media Media Website

Performance Toolbelt: Page Speed

Tim Kadlec

MAY 11, 2010

that Google has documented. Each rule is given a priority code based on how great the potential impact would be on the page load time. Leverage browser caching. Leverage proxy caching. Put CSS in the document head. Specify a cache validator. What Does It Test. Minimize DNS lookups. Remove unused CSS.

Speed

Speed Performance Open Source Cache

Rethinking Server-Timing As A Critical Monitoring Tool

Smashing Magazine

MAY 16, 2022

This allows resource requests, including the HTML document itself, to be enriched with data during its lifecycle, and that information can be inspected for measuring the attributes of that resource! This header can be set on the response of any network resource, such as XHR, fetch, images, HTML, stylesheets, etc. Setting Server-Timing.

Servers

Servers Monitoring Cache Network

Refactoring CSS: Optimizing Size And Performance (Part 3)

Smashing Magazine

AUGUST 30, 2021

Also, the management will be dissatisfied with the decreased traffic and revenue caused by the unoptimized codebase, despite the code quality improvements. They offer a wide variety of customization options to further control how code is being optimized and which browsers are supported. Optimizing Stylesheet File Size.

Media

Media Performance Cache Strategy

How We Optimized Performance To Serve A Global Audience

Smashing Magazine

AUGUST 3, 2023

You need to beware that slow server response times can significantly increase TTFB, often due to server overload, network issues, or un-optimized logic on the server side. You need to beware of large HTML files or slow network connections because they can lead to longer download times.

Performance

Performance Cache Traffic Metrics

WaterBear: Building A Free Platform For Impactful Documentaries (Part 2)

Smashing Magazine

OCTOBER 2, 2023

Jump to the workshops ↬ Using CDN For Caching And WebP For Lighter File Sizes As I mentioned a little earlier, our stack includes Sanity’s CMS. It offers a robust content delivery network (CDN) out of the box , which serves two purposes: (1) optimizing image assets and (2) caching them. Let’s see the query caching in action.

Cache

Cache Strategy Best Practices Design

Bringing Rich Experiences to Memory-constrained TV Devices

The Netflix TechBlog

JULY 1, 2019

Our UI runs on top of a custom rendering engine which uses what we call a “surface cache” to optimize our use of graphics memory. Surface Cache Surface cache is a reserved pool in main memory (or separate graphics memory on a minority of systems) that the Netflix app uses for storing textures (decoded images and cached resources).

Cache

Cache Design Testing Development

I Used The Web For A Day On A 50 MB Budget

Smashing Magazine

JULY 29, 2019

Failing that, we are usually able to connect to home or public WiFi networks that are on fast broadband connections and have effectively unlimited data. The speed of mobile networks, too, varies considerably between countries. As for mobile network connection type, 84.7% Kyrgyzstan, Kazakhstan and Ukraine follow at $0.27, $0.49

Cache

Cache Google Mobile Network

How Partytown Eliminates Website Bloat From Third-Party Apps

Smashing Magazine

APRIL 29, 2022

Performance needs to be built in starting at the code level, and user-centric metrics like time to interactive (TTI), total blocking time (TBT), and first input delay (FID) help you gauge how fast a website is. This frees up the browser’s main thread to run your own code. This is why performance is crucial when building websites.

Website

Website Google Open Source Mobile

Optimizing The Image Element LCP

Smashing Magazine

JANUARY 16, 2023

Let’s illustrate the browser’s behavior with an example using our previous code: <img src="image-300.png". Note : In your browser development tools, open the Network > Img tabs to see the image chosen by the browser according to each viewport and DPR. And finally, update our code : <img src="image-280.png".

Media

Media Mobile Website Metrics

How To Choose A Headless CMS

Smashing Magazine

JULY 6, 2021

All functionality and integrations would also have a tight dependency which in turn results in a large, cumbersome monolithic code base. Microsoft word documents, spreadsheets, Google docs always rear their heads up when working with content authors. Comprehensive documentation and code samples are also a must.

Cache

Cache Website Mobile Google

A Guide To Image Optimization On Jamstack Sites

Smashing Magazine

NOVEMBER 17, 2022

As you may already know, image optimization is the process that a high-quality image has to go through to be delivered in ideal conditions, sometimes with the help of an Image Transformation API and a global Content Delivery Network (CDN) to make the process simpler and scalable. Cache Your Images. <picture> <!--

Media

Media Cache Website Mobile

Signals For Customizing Website User Experience

Smashing Magazine

MARCH 7, 2022

This is helpful for those on poor or expensive networks, so they don’t have to pay an exorbitant cost just to visit your website. However, countless research (including the stats for our own site here, and others by the likes of Alex Russell ) has shown that Android devices are the platform of choice for poorer countries with slower networks.

Website

Website Media Mobile Network

Optimizing CDN Management Using Terraform

IO River

NOVEMBER 2, 2023

â€Before we dive into what Terraform is, let's begin with a real-world example of how Terraform code looks and works:â€# Challenge requests coming from known Tor exit nodes.â€â€In Backgroundâ€The idea of managing infrastructure through code wasn't initiated by HashiCorp. â€Why Manage Infrastructure by Code?â€â€If

Open Source

Open Source DevOps AWS Azure

Headless WordPress: The Ups And Downs Of Creating A Decoupled WordPress

Smashing Magazine

OCTOBER 26, 2018

Because of its history and for being sort of a fork of an old blogging platform called “b2” (more details here ), it’s largely written in a procedural way (using function-based code). Before we delve deeper in the code, a couple more things about WordPress REST API. For instance, we want to create a documentation endpoint.

Cache

Cache Website Speed Database

Reporting Core Web Vitals With The Performance API

Smashing Magazine

FEBRUARY 27, 2024

Here’s how the spec explains it: “The primary difference between the two metrics is that [First Paint] marks the first time the browser renders anything for a given document. But what code is actually running and causing those delays? As it turns out, the first paint and FCP data I got back in that last example are identical.

Performance

Performance Metrics Monitoring Google

The Performance Inequality Gap, 2023

Alex Russell

DECEMBER 18, 2022

TL;DR : To serve users at the 75 th percentile ( P75 ) of devices and networks, we can now afford ~150KiB of HTML/CSS/fonts and ~300-350KiB of JavaScript (gzipped). This is a slight improvement on last year's budgets , thanks to device and network improvements. Networks #. This is an ethical crisis for the frontend.

Performance

Performance Network Mobile Latency

Optimizing CDN Management Using Terraform

IO River

NOVEMBER 2, 2023

Before we dive into what Terraform is, let's begin with a real-world example of how Terraform code looks and works:‍# Challenge requests coming from known Tor exit nodes.‍‍In the example above, we're using Terraform to set up an access rule on Cloudflare. This rule challenges requests coming from known Tor exit nodes.

Open Source

Open Source DevOps AWS Azure

A one size fits all database doesn't fit anyone

All Things Distributed

JUNE 21, 2018

In response to these needs, developers now have the choice of relational, key-value, document, graph, in-memory, and search databases. Developers rely on the functionality of the relational database (not the application code) to enforce the schema and preserve the referential integrity of the data within the database.

Database

Database AWS Games Latency

Performance Game Changer: Browser Back/Forward Cache

The Three Cs: Concatenate, Compress, Cache

Trending Sources

Measure What You Impact, Not What You Influence

Seamlessly Swapping the API backend of the Netflix Android app

Five Data-Loading Patterns To Improve Frontend Performance

Creating A Magento PWA: Customizing Themes vs. Coding From Scratch

How PHP Web Development Beneficial For Online Business?

How to Assess MySQL Performance

PostgreSQL® Hostname Configuration

Percentiles don’t work: Analyzing the distribution of response times for web services

Slower Memory Zeroing Through Parallelism

Cache and Prizes

The Fastest Google Fonts

50 ways to leak your data: an exploration of apps’ circumvention of the Android permissions system

Software Testing Errors to look out for (with examples)

Optimizing Performance With Resource Hints

Are Imposter Domains Re-Publishing Your Website?

CSS and Network Performance

Chrome's NOSCRIPT Intervention

How To Avoid Landing Page Redirects (10 min read)

Upcoming of the learned data structures

Getting Started with HTTP/2 and Server Push

Getting Started with HTTP/2 and Server Push

Getting Started with HTTP/2 and Server Push

How To Optimize Progressive Web Apps: Going Beyond The Basics

Fixing a slow site iteratively

Performance Toolbelt: Page Speed

Rethinking Server-Timing As A Critical Monitoring Tool

Refactoring CSS: Optimizing Size And Performance (Part 3)

How We Optimized Performance To Serve A Global Audience

WaterBear: Building A Free Platform For Impactful Documentaries (Part 2)

Bringing Rich Experiences to Memory-constrained TV Devices

I Used The Web For A Day On A 50 MB Budget

How Partytown Eliminates Website Bloat From Third-Party Apps

Optimizing The Image Element LCP

How To Choose A Headless CMS

A Guide To Image Optimization On Jamstack Sites

Signals For Customizing Website User Experience

Optimizing CDN Management Using Terraform

Headless WordPress: The Ups And Downs Of Creating A Decoupled WordPress

Reporting Core Web Vitals With The Performance API

The Performance Inequality Gap, 2023

Optimizing CDN Management Using Terraform

A one size fits all database doesn't fit anyone

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