Dynatrace

DECEMBER 23, 2020

You can copy the application IDs from the browser URLs (as shown in the screenshot below) and jot them down—we’re going to need them later for making API requests. User tags (web) : Set the rules for how Dynatrace applications capture your user’s tags to identify users and enrich your session analysis.

Monitoring 208

Monitoring Mobile Cache Testing 208

Smashing Magazine

OCTOBER 24, 2023

All of that is dumped on any given page in one fell swoop courtesy of Google Tag Manager (GTM), which allows us to deploy and run scripts without having to go through the pain of re-deploying the entire site. FID looks at the time the user sparks an interaction and how long the browser processes — or responds to — that input.

Google 90

Google Analytics Traffic Metrics 90

Smashing Magazine

NOVEMBER 17, 2022

Web performance refers to the speed at which a website loads, how fast it’s downloaded, and how an app is displayed on the user’s browser. percent of pages contain at least one <img> tag, and 99.9 WEBP image format support in all browsers. AVIF image format support in all browsers. Conclusion.

Media 105

Media Cache Website Mobile 105

CSS Wizardry

AUGUST 24, 2022

Browsers (and, to an extent, servers) use priorities to decide how and when they request certain files. Now comes the key insight: modifying a file’s priority doesn’t change how soon the browser discovers it—that’s not how browsers work—but it does affect how soon the browser will put that request out to the network.

Benchmarking 212

Benchmarking Metrics Cache Network 212

Dynatrace

AUGUST 26, 2020

Error code for browser monitors failing basic authentication. Tags with colons can now be applied as filters on Deployment Status – OneAgents page (APM-253257). Suse Enterprise Linux 15.2. For more information, see Managed system requirements. Synthetic monitoring. Displaying availability on the Synthetic monitors page.

Azure 243

Azure Metrics Monitoring Cloud 243

Speed Curve

APRIL 27, 2022

As browsers start to receive content, they can layout and render page elements and display the content bit by bit. Unfortunately, Google Optimize – like most third-party tags – doesn't expose any timing information for its key milestones (page hidden, page shown), but there are still ways we can measure them.

Performance 145

Performance C++ Google Retail 145

Dynatrace

FEBRUARY 17, 2022

The Record again feature for browser clickpaths now lets you choose between recording a clickpath over completely (from the first event URL) or after playing back to a specified script event. Fixed, browser exclusion settings 2.0 A 404 error no longer occurs when the user removes a tag on the ESXi host page. (APM-346125).

Government 181

Government Metrics Monitoring Cloud 181

Dynatrace

FEBRUARY 12, 2020

The API Explorer allows you to interactively explore and use the Dynatrace REST API right from your web browser. api/v1/oneagents family: tag —Filters the resulting set of hosts by the specified tag. You can specify several tags in the following format: tag=tag1&tag=tag2.

Monitoring 167

Monitoring Infrastructure Availability AWS 167

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. The present.

Code 109

Code Processing Cache Development 109

The Netflix TechBlog

MARCH 10, 2021

This mapping can be generated through role tags that indicate which users/groups are allowed to retrieve credentials for the role, ConsoleMe’s Dynamic Configuration , or through an organization’s custom logic. At Netflix, we’ve seen users integrate ConsoleMe with productivity tools like Alfred , chat bots, and custom browser search engines.

AWS 251

AWS Cloud Games Infrastructure 251

Dynatrace

NOVEMBER 16, 2020

We designed our masking mechanism to ensure that CSS rules for masking are evaluated in the client browser—in this way, no sensitive or confidential information ever leaves the client browser. Select Check JavaScript tag version , to see if your RUM JavaScript tag is up-to-date.

Ecommerce 185

Ecommerce Monitoring Website Tuning 185

Dynatrace

DECEMBER 9, 2020

We’re therefore happy to introduce the new metric browser , available as an Early Adopter release with Dynatrace version 1.207. Explore the metrics you’re most interested in with the new metric browser. These details will all be available in the metric browser search and detail views. What’s next.

Metrics 147

Metrics Analytics Availability Monitoring 147

Dynatrace

FEBRUARY 25, 2020

Digital Business Analytics leverages this filtering paradigm by allowing you to add existing tags or properties from your application’s payload to the metadata that Dynatrace associates with each user action or session. At this point, you can use the new properties as filters, just like other automatically created properties and tags.

Analytics 207

Analytics Metrics Best Practices Servers 207

Speed Curve

FEBRUARY 25, 2024

It measures the elapsed time between a tap, a click, or a keypress and the browser next painting to the screen. The Performance panel can be overwhelming – even for experienced engineers – as it exposes how much work the browser is doing to load pages or handle interactions. Opening a guest profile in Chrome 2.

Analytics 93

Analytics Processing Google Mobile 93

Smashing Magazine

AUGUST 25, 2022

Can I use the <video> tag? What formats should the video be in for the best browser support? It features a number of advantages to just using a static video in the <video> tag. Do Browsers Not Support HLS? HLS is not natively supported in many browsers (it does have native support in Safari).

Media 106

Media Speed Network Analytics 106

Testsigma

JANUARY 4, 2021

The software market is growing at a very fast pace today and so are the devices, browsers, and OS. Also, all possible browsers and OS combinations possible. We can do so by focusing on Cross-Browser compatibility issues. To avoid Cross-Browser compatibility issues in the production environment we can follow below points-.

Testing Tools 59

Testing Tools Mobile Internet Internet 59

Smashing Magazine

OCTOBER 9, 2023

If we try to load that many <img> tags at once, they will certainly slow things down and could affect the FCP. Once installed, we can replace standard <img> tags with either the <GatsbyImage> or <StaticImage> components, depending on the use case. import * as React from "react"; import forest from ".

Media 79

Media Network Processing Code 79

Dynatrace

DECEMBER 6, 2022

Using scripting tags, feature flags work without having to deploy new code. Experience an OpenTelemetry-based in-browser demo of OpenFeature. Watch “Feature flagging done right with OpenFeature and Dynatrace”. What are feature flags? Experience OpenFeature with Dynatrace. Sign up for Dynatrace free trial (or bring your own tenant).

Open Source 206

Open Source DevOps Java Code 206

Smashing Magazine

AUGUST 15, 2023

In order for the browser to display the image, it has a fairly long chain of dependencies: Download the HTML. Large preview ) While browsers are generally pretty fast, these steps still take time to load, typically in seconds, and even longer on slower, high-latency network connections. Download and parse the CSS. Download the image.

Media 73

Media Metrics Mobile Best Practices 73

Speed Curve

MAY 1, 2023

Your site has a number of people contributing content, such as unoptimized images and third-party tags that have the potential to seriously hurt the speed of your pages. > Last Painted Hero (Synthetic) Last Painted Hero (LPH) is a synthetic metric that's measurable in any browser.

Performance 98

Performance Metrics Media Google 98

Testlodge

OCTOBER 1, 2021

Hypertext Markup Language (HTML) uses tags and attributes to control how the text in the front end of a website is displayed. It can be easy to overlook issues like open tags or misspellings during a visual check. This is because browsers can accommodate incorrect HTML syntax. What is HTML Validation Testing?

Testing 61

Testing Best Practices C++ Code 61

Smashing Magazine

MAY 6, 2019

Yeah, great news, but we’ll have to wait until all browsers support it.”. According to the native lazy loading specification (still under development), if you want to lazy load images or iframes using the native lazy loading feature, you would just need to add the loading=lazy attribute on the related tag. <img

Website 103

Website Best Practices Media Open Source 103

Smashing Magazine

NOVEMBER 9, 2021

However, then the style will not be present when referencing the image directly (such as the image shared in social media via the <meta property="og:image" content="{image-url}"> tag), making the image devoid of personality. The images embedded in social media when sharing our content are of particular interest.

Website 103

Website Social Media Media Design 103

Dynatrace

MAY 6, 2021

Store browser screenshots on your cluster. Starting with version 1.216, for fresh-installed Dynatrace Managed, the private Synthetic browser monitor screenshots are stored on the Cluster, and not uploaded to the S3 bucket. Dynatrace OneAgent release notes version 1.215. New features and enhancements. APM-292404). APM-293415).

Operating System 230

Operating System AWS Metrics Storage 230

KeyCDN

SEPTEMBER 12, 2019

For example, below is the markup for an image that would not be responsive: Now, adding the responsive attributes would allow the browser to select and serve the defined image when certain conditions are met: If you are running WordPress, these are now part of the core since WordPress 4.4 , so you don’t have to worry about adding them.

Social Media 106

Social Media Media Google Website 106

MachMetrics

SEPTEMBER 1, 2020

Did you know that if you’re using CSS to hide images based on the screen size that they’re still being downloaded by the visitor’s browser? Even if it looks fine, making the browser load that large image and then scaling it down to a mobile screen is not a performant solution. Ok, so what’s the problem?

Design 57

Design Media Mobile Website 57

Smashing Magazine

APRIL 29, 2021

This allows a browser to determine when the main content of the page has finished rendering. The most common causes of CLS include images without dimensions (see below) which can push down content when they load and snap into place; ignoring them means the browser may not be able to reserve sufficient space in advance of them loading.

Media 145

Media Network Metrics Mobile 145

Smashing Magazine

SEPTEMBER 23, 2021

In every browser, these are styled differently by the user agent stylesheet (responsible for the browser’s default styles). This technique works cross-browser, and will still be necessary if checkboxes need to be fully custom (with animations, and so on). accent-color just might be the next. Checkboxes with accent-color.

Media 133

Media Design Code Development 133

CSS Wizardry

NOVEMBER 9, 2018

CSS is critical to rendering a page—a browser will not begin rendering until all CSS has been found, downloaded, and parsed—so it is imperative that we get it onto a user’s device as fast as we possibly can. The practical upshot of this is that the browser will…. The practical upshot of this is that the browser will….

Network 278

Network Performance Media Cache 278

Smashing Magazine

AUGUST 23, 2019

This is because modern browsers only allow six simultaneous connections to a domain. In the worst case, the browser will load an image completely before it starts loading the next one. Unfortunately, you can’t tell an img tag in an attribute how much of the image should be loaded at what time. positions[1] ?>">

Network 103

Network Servers Programming Code 103

CSS - Tricks

MAY 27, 2021

We can remove the src attribute of an <img> tag to hide an image. By default, most browsers will show a broken image icon that you’re probably familiar with: CodePen Embed Fallback. By default, most browsers will show a broken image icon that you’re probably familiar with: CodePen Embed Fallback.

Website 80

Website Performance Design 80

Smashing Magazine

MARCH 9, 2020

However, adding width and height attributes to your <img> markup have become useful again after some recent changes in the CSS world, and the quick adoption of these changes by the most popular web browsers. The CSS contain property gives you a way to explain your layout to the browser, so performance optimizations can be made.

Website 125

Website Code Mobile Network 125

Dynatrace

MAY 20, 2020

The entitySelector is used to query all mobile apps with the tag myTag1 ; the metricSelector aggregates data for the last two hours by app and operating system. metricSelector=builtin:apps.other.apdex.osAndVersion:merge(App Version):names:avg&resolution=h&from=now-2h&to=now&entitySelector=type(MOBILE_APPLICATION),tag(myTag1).

Metrics 226

Metrics Operating System Tuning Monitoring 226

Speed Curve

FEBRUARY 25, 2021

In some cases these formats are specific to the browser, which can add some complexity to your workflow. Yes, it's true that when they impact your performance, there is little you can do to make them faster, short of removing the tag or throwing the kill switch. Image compression has continued to evolve. Synthetic monitoring.

Performance 143

Performance Benchmarking Metrics Monitoring 143

Smashing Magazine

JANUARY 11, 2021

Testing And Monitoring Auditing workflow, proxy browsers, 404 page, GDPR cookie consent prompts, performance diagnostics CSS, accessibility. The data is gathered from the Chrome browser users, so the reports will be Chrome-specific, but they will give you a fairly thorough distribution of performance across a wide range of your visitors.

Performance 145

Performance Cache Media Metrics 145

Speed Curve

JUNE 4, 2023

You may already know that SpeedCurve lets you test multiple URLs for a site across a wide selection of browsers , devices , connection types , and geolocations. Submit a login form – Example scripts that authenticate the browser session in different ways.

Testing 52

Testing Cache Metrics Processing 52

Smashing Magazine

APRIL 17, 2019

Modern web browsers use all sorts of techniques to help improve page load performance by guessing what the user may be likely to do next. The browser doesn’t know much about our site or application as a whole, though, and often the best insights about what a user may be likely to do come from us, the developer. Drew McLellan.

Performance 106

Performance Games Servers Cache 106