Smashing Magazine

MAY 25, 2022

The output of the code above would be the following: WeakMap {{…} => 'done'} man = null; console.log(human). When the JavaScript engine runs a garbage-collection process, the man object will be removed from memory and from the WeakMap that we assigned it to. human.set(man, "done") console.log(human). It keeps the object in memory.

Cache 117

Cache Programming Storage Code 117

Smashing Magazine

NOVEMBER 26, 2021

However, there are a few ways in which you can make a large code-base easy to maintain. In this article, we will discuss a few of those techniques as well as some of the things I wish I had known earlier to help manage large Next.js In certain cases, the build will fail if there are type mismatches in your code as Next.js

Cache 143

Cache Code Testing Design 143

Dynatrace

MAY 17, 2023

But its underlying goal is quite humble and straightforward: it wants to enable you to observe an IT system (for example, a web application, infrastructure, or services) and gain insight to its behavior, such as performance, error rates, hot spots of executed instructions in code, and more. Those are prime candidates for their own spans.

Metrics 185

Metrics Open Source Traffic Cache 185

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 233

Latency Cache Java Traffic 233

Smashing Magazine

MAY 16, 2022

For this article, that’s all we’ll need to start exposing the value and leave other more specific articles to go deeper. There are a handful of different entry subtypes but, for the scope of this article, we will be concerned with the PerformanceResourceTiming and PerformanceNavigationTiming subtypes. More after jump!

Servers 93

Servers Monitoring Cache Network 93

Smashing Magazine

OCTOBER 2, 2023

In this second article, I’ll go over some key technical highlights from the project. In the first article, I briefly discussed the technical stack that includes a React-based front-end framework, Next.js Definitely read up on the strategy and reasoning behind this stack in the first article if you missed it.

Cache 72

Cache Strategy Best Practices Design 72

CSS - Tricks

APRIL 1, 2021

The code for the site is available on GitHub for reference. In that spirit, what we’re looking at in this article is focused more on the incremental wins and less on providing an exhaustive list or checklist of performance strategies. This is the process of turning HTML, CSS and JavaScript into a fully fleshed out, interactive website.

Cache 92

Cache Social Media Media Network 92

Smashing Magazine

NOVEMBER 4, 2021

In this article, we’re going to learn how to handle real-time updates on the client-side using GraphQL. We’ll be learning how to do this with GraphQL Features like Cache Update, Subscriptions, and Optimistic UI. Let’s get right into the code. Updating the cache directly using update function on the useMutation.

Cache 115

Cache Servers Transportation Code 115

Smashing Magazine

JANUARY 11, 2021

Have we optimized enough with tree-shaking, scope hoisting, code-splitting, and all the fancy loading patterns with intersection observer, progressive hydration, clients hints, HTTP/3, service workers and — oh my — edge workers? It’s much easier to reach performance goals when the code base is fresh or is just being refactored.

Performance 145

Performance Cache Media Metrics 145

Smashing Magazine

DECEMBER 23, 2020

You’ll also find example code or references to more specific guides so you can implement these tips to your PWA. The service workers enable the offline usage of the PWA by fetching cached data or informing the user about the absence of an Internet connection. Cached content with IndexedDB. Skeleton screen examples on Code My UI.

Cache 124

Cache Internet Internet Google 124

Smashing Magazine

JANUARY 21, 2021

And suddenly, before you know it, the code base gets a little bit overweight and fragmented , third-party scripts have to load just a little bit earlier, and shiny new dynamic content finds its way into the DOM through the backdoors of fourth-party scripts and their uninvited guests. We had to fix that. That’s Where We Were.

Performance 145

Performance Cache Mobile Network 145

Smashing Magazine

NOVEMBER 17, 2022

This article is sponsored by Storyblok. 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.

Media 106

Media Cache Website Mobile 106

KeyCDN

DECEMBER 8, 2022

Unfortunately, it is a bit difficult to point out the problem directly– there are many possibilities that we will explore in this article. But this article won't just help you figure out why your WordPress website is not fast enough. So let's discuss the process one step at a time. Why is WordPress slow?

Cache 52

Cache Website Speed Website Performance 52

Smashing Magazine

AUGUST 3, 2023

However, achieving a good LCP score is often a multi-faceted process that involves optimizing several stages of loading and rendering. HTML Processing Once a web page’s HTML file has been downloaded, the browser begins to process the contents line by line, translating code into the visual website that users interact with.

Performance 74

Performance Cache Traffic Metrics 74

SQL Performance

NOVEMBER 10, 2021

Parameter embedding means SQL Server replaces parameter references in the query with the literal constant values from the current execution, and then the code with the constants gets optimized. This process enables simplifications that can result in more optimal query plans. In my examples, I’ll use a sample database called TSQLV5.

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Cache Servers Code Database 121

Smashing Magazine

JULY 6, 2021

Moving to a headless CMS is not an easy decision and the selection process should not be taken lightly. In this article, I will highlight a few core features that every headless CMS should provide. All functionality and integrations would also have a tight dependency which in turn results in a large, cumbersome monolithic code base.

Cache 143

Cache Website Mobile Google 143

Smashing Magazine

JANUARY 6, 2020

Is it worth exploring tree-shaking, scope hoisting, code-splitting, and all the fancy loading patterns with intersection observer, server push, clients hints, HTTP/2, service workers and — oh my — edge workers? It’s much easier to reach performance goals when the code base is fresh or is just being refactored.

Performance 145

Performance Cache Network Metrics 145

CSS - Tricks

FEBRUARY 3, 2021

Back/forward cache — I always assumed browsers just do fancy stuff with the back/forward buttons and us developers had very little control. Philip Walton tells us it’s critical that we understand “what makes pages eligible (and ineligible) for bfcache to maximize their cache-hit rates.”

Performance 91

Performance Cache Testing Code 91

Smashing Magazine

JANUARY 7, 2019

Is it worth exploring tree-shaking, scope hoisting, code-splitting, and all the fancy loading patterns with intersection observer, server push, clients hints, HTTP/2, service workers and — oh my — edge workers? Also, as Patrick Meenan suggested, it’s worth to plan out a loading sequence and trade-offs during the design process.

Performance 104

Performance Cache Network Metrics 104

CSS Wizardry

NOVEMBER 9, 2018

While this strategy is effective, it’s not simple: highly dynamic sites can be difficult to extract styles from, the process needs to be automated, we have to make assumptions about what above the fold even is, it’s hard to capture edge cases, and tooling still in its relative infancy. There is a lot to digest in this article.

Network 278

Network Performance Media Cache 278

SQL Performance

MARCH 29, 2022

Simple parameterization has a number of quirks in this area, which can result in more parameterized plans being cached than expected, or finding different results compared with the unparameterized version. Reputation = 252552 ; These statements result in six cached plans, three Adhoc and three Prepared : Different guessed types.

Cache 90

Cache Servers Database Testing 90

Smashing Magazine

JUNE 25, 2020

It’s not just source code for the configuration, models, views, and templates, but also static assets: CSS and JavaScript, images, icons. Today, we’ll address storing and serving files for both single-server and scalable deployments while considering factors like compression, caching, and availability. Philip Kiely. Static Files.

Media 69

Media Cache Storage AWS 69

Dotcom-Montior

MARCH 6, 2022

It assists in identifying where important events happened during the loading process. Waterfall charts within the Dotcom-Monitor platform can help users identify where important events happened during the page load process. Moreover, caching utility may decrease the waiting time. Queued request. What’s the Difference?

Performance 52

Performance Cache Website Speed 52

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. A natural language translation service presenting a news website article translated from English to Japanese. Search Engine And Web Archive Cached Results. Large preview ).

Website 89

Website Analytics Google Cache 89

Smashing Magazine

FEBRUARY 27, 2024

There’s what type of event happened ( entryType and name ), when it happened ( startTime ), what element triggered the interaction ( interactionId , experimental), and when processing the interaction starts ( processingStart ) and ends ( processingEnd ). const duration = entry.duration; // Calculate the time before processing starts.

Performance 96

Performance Metrics Monitoring Google 96

Testsigma

JUNE 3, 2021

Bugs could come up due to different reasons, in this article, we will discuss them from the perspective of software errors. Example: An e-commerce website is unable to process the payment part. Otherwise, it may result in the processing of garbage data and erroneous results. The UI is meant to be intuitive and easy for the user.

Software 82

Software Software Testing Hardware 82

Particular Software

MAY 8, 2023

When code breaks, our first move is carefully inspecting the call stack. The problem Because message-driven systems are asynchronous and run in multiple processes, debugging is naturally more complex than in a single-process application. Start order process| C[Order saga] C --> |3. Place order| B[Sales] B --> |2.

Systems 52

Systems C++ Azure Metrics 52

Speed Curve

FEBRUARY 25, 2024

Guest profiles also start with empty caches, empty cookie stores, empty browser storage, etc. Long interaction when opening the menu on H&M In this case, most of the time is spent in the actual event handler ( Processing Time ) for the menu, but there is a slight delay before the event handler can execute.

Analytics 91

Analytics Processing Google Mobile 91

Smashing Magazine

JUNE 9, 2022

From the developer’s perspective, frontend tooling gives us: the ability to author modules, a dev server for local development, Hot Module Replacement (HMR) for a shorter feedback loop in development mode, the ability to target legacy browsers with polyfills, processing a host of filetypes apart from JavaScript, the list goes on.

Code 110

Code Processing Cache Development 110

Smashing Magazine

JULY 29, 2019

This article is part of a series in which I attempt to use the web under various constraints, representing a given demographic of user. MB , that suggests I’ve got around 29 pages in my budget, although probably a few more than that if I’m able to stay on the same sites and leverage browser caching. Chris Ashton. Large preview ).

Cache 96

Cache Google Mobile Network 96

IO River

NOVEMBER 2, 2023

CloudFront makes a simple choice here as it offers direct integration with all these services to let you cache responses across its global edge locations. Therefore, there might be cases where your system could experience a downtime during the migration process. How does vendor lock-in occur?It's

Lambda 52

Lambda AWS Cache Website 52

CSS - Tricks

JULY 25, 2019

This article is from my friend Ben who runs Calibre , a tool for monitoring the performance of websites. In this article, we uncover how PageSpeed calculates it’s critical speed score. Cache-Headers missing? This process works by obtaining mobile 75th and 95th percentiles from HTTP Archive , then applying a log normal function.

Google 71

Google Engineering Speed Mobile 71

Smashing Magazine

JUNE 30, 2021

iOS empowers developers to easily parallelize code using Grand Central Dispatch , Android does this via their new, unified task scheduler WorkManager and game engines like Unity have job systems. How long your piece of JavaScript takes to finish depends on how fast the device is that your code is running on.

Games 145

Games Architecture Code C++ 145

Dotcom-Montior

MAY 6, 2020

It assists in identifying where important events happened during the loading process. Waterfall charts within the Dotcom-Monitor platform can help users identify where important events happened during the page load process. Moreover, caching utility may decrease the waiting time. Queued request. What’s the Difference?

Performance 53

Performance Cache Website Speed 53

SQL Performance

SEPTEMBER 25, 2019

An example plan shape showing a lazy table performance spool is below: The questions I set out to answer in this article are why, how, and when the query optimizer introduces each type of performance spool. For more details, please see my linked article. When a spool is able to replay cached results, this is known as a rewind.

Performance 104

Performance Cache Servers Education 104

Smashing Magazine

JULY 16, 2020

Its performance will depend on how you use React when building it, and on your understanding of how React operates and the process through which components live through the various phases of their lifecycle. During the initial rendering process, React builds a DOM tree of components. You might be asking, “Where do we start?”.

Performance 121

Performance Code Virtualization Processing 121

CSS - Tricks

JUNE 5, 2020

This article is about my experience using Brotli at production scale. In 2015, Google published a blog post announcing Brotli and released its source code on GitHub. The service categorized all the optimizations in three groups consisting of several “Content,” “Delivery,” and “Cache” optimizations. Brotli’s beginning….

Cache 79

Cache Website Servers Open Source 79