Dynatrace

OCTOBER 5, 2020

Additional context without code change through request attributes. As I said, the ability to analyze individual PurePaths down to code level is a great capability. The data can be extracted from HTTP request or response headers, method arguments, return values, and more. Diagnosing architectural issues in (micro)service architectures.

Performance 151

Performance Best Practices Architecture Monitoring 151

Enprowess

SEPTEMBER 20, 2021

Talent availability. This JS library uses elements – isolated items of code that may be used to create a lot of complicated logic and UIs. It has a vast community that explains online courses, many available tutorials, articles, and three times more questions on Stack overflow. Vue vs React: Talent Availability.

Open Source 52

Open Source Mobile Scalability Google 52

HammerDB

OCTOBER 12, 2018

This post complements the previous best practice guides this time with the focus on MySQL and MariaDB and achieving top levels of performance with the HammerDB MySQL TPC-C test. System setup is covered on the PostgreSQL Best Practice post so it will not be repeated here as the steps are the same. Configure MySQL.

Best Practices 40

Best Practices Scalability Performance C++ 40

Speed Curve

DECEMBER 21, 2022

The results – including detailed performance optimization recommendations – are available in your test details. With your RUM Compare dashboard , you can easily generate side-by-side comparisons for any two cohorts of real user data. As you may already know, we run full Lighthouse audits on every page you test in synthetic.

Benchmarking 52

Benchmarking Retail Traffic Metrics 52

SQL Performance

DECEMBER 11, 2019

Like them or not, as a database practitioner you often have to deal with them, and given that NULLs do add complexity to your SQL code writing, it's a good idea to make it a priority to understand them well. I start with coverage of what NULLs are and how they behave in comparisons. Comparisons involving NULLs.

Best Practices 117

Best Practices C++ Database Code 117

Sutter's Mill

MAY 1, 2023

This update covers Acknowledgments, and highlights of what’s new in the compiler and language since last time, including: simple, mathematically safe, and efficient chained comparisons named break and continue “simple and safe” starts with. In today’s C++, this kind of comparison silently compiles but is a bug.

C++ 97

C++ Virtualization Lambda Code 97

Apica

JUNE 22, 2022

Within each category, specific testing methods are available, such as black box testing, white box testing, integration testing, system testing, performance testing, and load testing. Some of these methods are better suited to manual testing, and some are best performed through automation.

Software 52

Software Software Testing Best Practices 52

Dynatrace

APRIL 2, 2020

But end users kept complaining about slow applications, and despite increasing costs and control over networks, the baseline of end user experience wasn’t available. Application availability and performance measured using network probe technology. Every real-user transaction traced down to the code level.

Network 165

Network Traffic Monitoring Java 165

CSS - Tricks

DECEMBER 23, 2020

If you don’t use Chrome or Chromium-based browsers, like Microsoft Edge or Brave, you can run Lighthouse through its web interface but it only works with publicly available web pages. Once the CLI has been installed successfully, ru lhci --help to view all the available commands that the tool provides. x lhci autorun.

Performance 78

Performance Storage Servers Virtualization 78

Brendan Gregg

SEPTEMBER 25, 2021

The broken Java stacks turned out to be beneficial: They helped group together the os::javaTimeMillis() calls which otherwise might have have been scattered on top of different Java code paths, appearing as thin stacks everywhere. Without NMI, some kernel code paths (interrupts disabled) can't be profiled. But I'm not completely sure.

Speed 126

Speed Java AWS Virtualization 126

CSS - Tricks

MARCH 16, 2020

Google Lighthouse is one of the best-automated tools available on a web developer's utility belt. These are: Performance Accessibility Best Practices SEO Progressive Web App. In lh.js , you’ll next want to delete the test console.log() and import the Lighthouse module so you can use it in your code.

Google 82

Google Latency Website Metrics 82

Smashing Magazine

OCTOBER 24, 2023

You know, have a plan for it and write code that’s mindful about adding extra weight to the page. But not everything about performance happens directly at the code level, right? I’d say many — if not most — sites and apps rely on some number of third-party scripts where we might not have any influence over the code.

Google 90

Google Analytics Traffic Metrics 90

Sutter's Mill

MARCH 11, 2024

Many of the most damaging recent security breaches happened to code written in MSLs (e.g., I just want C++ to let me enforce our already-well-known safety rules and best practices by default, and make me opt out explicitly if that’s what I want. We can and do write “good” code and secure applications in C++. Let’s dig in.

C++ 139

C++ Programming Code Java 139

Smashing Magazine

MAY 6, 2019

Let’s start with a comparison between native lazy loading and the good ol’ JavaScript-driven one. The best practice is to do this for the primary images — typically for the ones that will be displayed above the fold. <img It’s not very hard to write the JavaScript code required to perform these operations on your own.

Website 103

Website Best Practices Media Open Source 103

The Morning Paper

JUNE 4, 2019

Somewhere upstream, a data-fetching RPC call starts failing on a subset of the data, and returns -1 (error code) instead of the desired data value. The -1 error codes are propagated into the serving data and everything looks normal on the surface since -1 is a valid value for the int feature. Testing one batch of data. Detecting skew.

Google 92

Google Code Infrastructure Best Practices 92

Enprowess

SEPTEMBER 28, 2021

This article has listed the top six best React JS alternatives for developers/business owners’ experience. alternatives with a detailed comparison. . There are fewer examples and code libraries of the Ember framework. You are not allowed to reuse code in React.js is extensible by using the various available plugins. .

Open Source 52

Open Source Mobile Entertainment Virtualization 52

Testsigma

JANUARY 30, 2021

The applications are designed using the same code base as Desktop like HTML, Javascript, and CSS. You just need to hit the URL and launch the application on the available browser on your phone. It also allows users to access a website for which native application is not available. Why is mobile web browser testing important?

Mobile 52

Mobile Testing Website Internet 52

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

Brendan Gregg

SEPTEMBER 25, 2021

The broken Java stacks turned out to be beneficial: They helped group together the os::javaTimeMillis() calls which otherwise might have have been scattered on top of different Java code paths, appearing as thin stacks everywhere. Without NMI, some kernel code paths (interrupts disabled) can't be profiled. us on Centos and 0.68

Speed 52

Speed Java AWS Virtualization 52

Speed Curve

DECEMBER 25, 2013

Source: Guy Podjarny However, we do now have a full set of techniques to effectively deliver highly performative sites that not only visually scale across devices but also deliver code and assets tuned to the width of a device. Comparison of page size and assets types across different responsive widths. Source: SpeedCurve.

Performance 60

Performance Mobile Website Benchmarking 60

Smashing Magazine

APRIL 11, 2022

We can run Lighthouse test to check the metrics and use this data for comparison. The code referenced below is included there, as the CodePen HTML tab only covers HTML body , and head is added with this separate config. See the Pen [Example - without fetch priority]([link] by Adrian Bece. Without priority hints. Large preview ).

Media 69

Media Tuning Metrics Google 69

Brendan Gregg

SEPTEMBER 25, 2021

The broken Java stacks turned out to be beneficial: They helped group together the os::javaTimeMillis() calls which otherwise might have have been scattered on top of different Java code paths, appearing as thin stacks everywhere. Without NMI, some kernel code paths (interrupts disabled) can't be profiled. But I'm not completely sure.

Speed 40

Speed Java AWS Virtualization 40

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? From Fast By Default: Modern loading best practices by Addy Osmani (Slide 19). milliseconds mark.

Performance 103

Performance Cache Metrics Network 103

Smashing Magazine

JUNE 28, 2021

Designing With Code: A Modern Approach To Design. He’s been writing code for two decades, and using JavaScript the whole time. On the Chakra homepage, they do have a comparison on why you might want to reach for one or the other, but I don’t have it internalized. I think that’s where the comparison with Tailwind must come in.

Website 62

Website Design Open Source Software 62

Speed Curve

JANUARY 31, 2018

In this post, I'm going to share some proven tips and best practices to help you create a healthy, happy, celebratory performance culture. Here's how to set up ongoing competitive benchmarking and generate comparison videos. Good examples: Etsy's Code as Craft , Cars.com's Tech Blog , and the Financial Times' Engine Room.

Performance 40

Performance Metrics Traffic Monitoring 40

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

The Netflix TechBlog

FEBRUARY 16, 2021

Operational Efficiency: The majority of the changes require metadata configuration files and library code changes, usually taking days of testing and service release to adopt the updates. Besides, the mixed-use of the metadata files and business logic code adds another layer of maintenance complexity. Business Rules?—?SKURules:

Mobile 209

Mobile Engineering Infrastructure Scalability 209

Smashing Magazine

APRIL 29, 2021

The above code with an alt specified looks as follows: <img src="donut.jpg" alt="A delicious pink donut."> Responsive Breakpoints helps you determine the optimal image breakpoints and generate srcset code for responsive images. now includes an Image component with several of the above best practices baked in.

Media 145

Media Network Metrics Mobile 145

Smashing Magazine

AUGUST 31, 2021

To check a comparison on the most useful libraries, I can recommend you this post about React State Management. A route will wrap other routes and thus provide them with common definitions instead of making developers duplicate code. Now we have readable code and we can pass props down to our components touching only required layers.

Cache 103

Cache Servers Best Practices Code 103

Smashing Magazine

NOVEMBER 12, 2021

We’ll go through several code examples of each hook and also explore how you’d create a custom hook. Continue reading below ↓ Meet Smashing Online Workshops on front-end & UX , with practical takeaways, live sessions, video recordings and a friendly Q&A. The plugin provides useful warnings and hints on the best practices.

Code 118

Code Availability Efficiency Performance 118

Smashing Magazine

AUGUST 22, 2021

Additionally, even if we knew the available physical bandwidth, that wouldn’t mean we could use all of it ourselves. Several users are typically active on a network concurrently, each of whom need a fair share of the available bandwidth. More in-depth information is available. What Does It All Mean?

Performance 105

Performance Network Latency Servers 105

SQL Server According to Bob

JANUARY 11, 2020

​​ The following ​​ code ​​ example ​​ shows ​​ the setting ​​ of ​​ values ​​ in ​​ illegal ​​ array positions. SQL Server uses read-ahead logic to avoid query stalls caused by I/O waits.

Servers 40

Servers Cache Database Media 40

Smashing Magazine

AUGUST 9, 2021

HTTP/2 versus HTTP/3 protocol stack comparison ( Large preview ). However, many other devices are sitting between the client and the server that also have their own TCP code on board (examples include firewalls, load balancers, routers, caching servers, proxies, etc.). We will discuss these features in more depth later in this article.

Transportation 145

Transportation Internet Internet Network 145

Smashing Magazine

SEPTEMBER 29, 2021

Tip: When evaluating quality, compression and fine-tuning of modern formats, Squoosh.app ’s ability to perform a visual side-by-side comparison is helpful. The goal was to develop a new open-source video coding format that is both state-of-the-art and royalty-free. See the Pen [Image format comparison 2]([link] by Addy Osmani.

Open Source 144

Open Source Speed Website Google 144