Testsigma

JUNE 3, 2021

These are the errors that also need attention during the testing phase. We can divide the errors during software development into two sections for easy understanding: Software errors Testing errors. These errors are caught during software documentation testing. Testing errors. Software errors. Functional errors.

Software 82

Software Software Testing Hardware 82

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 166

Cache Design Testing Development 166

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

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! For the top-level HTML document, it is fetched upon user navigation but is still a resource request.

Servers 95

Servers Monitoring Cache Network 95

MachMetrics

FEBRUARY 27, 2020

However, you have likely used the Web UI that Google uses to allow you to test websites for speed – Google PageSpeed Insights. Lighthouse is a completely open-source tool that allows users to test any website in a multitude of ways. Finally, decide if you want to throttle your test to a certain speed, and run the audit.

Google 82

Google Speed Testing Tools Testing 82

Sutter's Mill

SEPTEMBER 28, 2023

Started self-hosting I haven’t spent a lot of time yet converting cppfront’s own code from today’s syntax 1 to my alternate syntax 2 (which I’m calling “Cpp1” and “Cpp2” for short), but I started with all of cppfront’s reflection API and metafunctions which are now mostly written in Cpp2.

C++ 89

C++ Cache Code Design 89

Smashing Magazine

OCTOBER 26, 2021

Nx is an open-source build framework that helps you architect, test, and build at any scale — integrating seamlessly with modern technologies and libraries, while providing a robust command-line interface (CLI), caching, and dependency management. Nx provides standard tools for testing and styling in your Next.js

Cache 111

Cache Servers Code Storage 111

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? You can then mimic the 90th percentile’s experience for testing. Quick Wins.

Performance 145

Performance Cache Media Metrics 145

CSS Wizardry

NOVEMBER 9, 2018

and is constantly stopping and starting as different part of the document block it. In fact, Google Analytics even tell us what to do, and they’re right: Copy and paste this code as the first item into the of every webpage you want to track. Test, test, test. it can often be a net loss.

Network 278

Network Performance Media Cache 278

SQL Performance

MARCH 22, 2022

In this first part, after a quick introduction, I look at the effects of simple parameterization on the plan cache. Still, you should write code with both close to the front of your mind. For legacy applications or other third-party code that cannot be easily changed, explicit parameterization may not always be possible.

Cache 61

Cache Servers Database Code 61

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. I’d been testing on a virtual machine in a data center that I had access to, purely because this machine has an internet connection that runs at over 2 Gbps. It looks like this can happen. Case closed.

Cache 105

Cache Energy Google Processing 105

SQL Performance

SEPTEMBER 6, 2022

This article isn’t about the act of lock escalation itself, which is already well documented and generally well understood. Much of the documentation is incorrect or at least imprecise about this and I’ve been unable to find a correct description in other writings. Testing environment. BEGIN TRANSACTION ; -- Test statement(s).

Database 98

Database Storage Testing Servers 98

HammerDB

APRIL 19, 2023

Therefore, before we attempt to measure our database performance, we should know the system or cloud instance to be tested in detail. There are several ways to find out this information with the easiest way being by referring to the documentation. Instead, readers should refer to the HammerDB documentation. 4.22 %usr 38.40

Performance 54

Performance Benchmarking Cache Storage 54

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 79

Cache Website Speed Database 79

SQL Performance

APRIL 18, 2022

The low estimated cost of my test queries means we need to lower the cost threshold for parallelism to 1: EXECUTE sys. As the name suggests, this contains a code describing the type of parameterization used for the statement. The values are documented in sys.query_store_query : 0 – None. Parallel Parameterized Plan.

Cache 58

Cache Servers Database Testing 58

Smashing Magazine

JULY 16, 2020

According to React’s documentation, , while you’re still in development mode, you can use the “Performance” tab in the Chrome browser to visualize how React components mount, update, and unmount. According to React’s documentation , in react-dom 16.5+ Note : See the documentation for more information. When To Use React.memo().

Performance 122

Performance Code Virtualization Processing 122

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 73

Cache Strategy Best Practices Design 73

HammerDB

JUNE 27, 2022

Also, when testing a database with a De-Witt clause, it was then possible to produce your own results without having to rely on a particular vendor to publish results of interest. When testing database performance there are 2 distinct workloads, transactional or OLTP and analytic (data warehouse, decision support) or OLAP.

Benchmarking 62

Benchmarking Open Source C++ Cache 62

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. Large images and videos aside, third-party scripts like pixel trackers, A/B testing, ads, widgets, CDNs, etc., Builder.io

Website 82

Website Google Open Source Mobile 82

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? Testing And Monitoring. You can then mimic the 90th percentile’s experience for testing. Table Of Contents.

Performance 145

Performance Cache Network Metrics 145

SQL Server According to Bob

FEBRUARY 5, 2018

FILE cache type was the default leading to incorrect principal errors. The klist utility is helpful to show things like the currently cached Kerberos information. Ticket cache: KEYRING:persistent:0:0. Hint: On testing systems (use with extreme caution) I often set the KDC policy to disable password updates for machine accounts.

Servers 40

Servers Code Cache Traffic 40

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. I ran the same suite of tests against the harry.is font-display: swap; For this test, I added the &display=swap back in.

Google 364

Google Media Latency Metrics 364

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 70

Media Cache Storage AWS 70

Smashing Magazine

JUNE 18, 2020

More specifically, we’re going to talk about storage and UI differences, which are the ones that most often cause confusion to developers when writing Flutter code that they want to be cross-platform. Running Different Code On Different Platforms. In this article, we’re going to see some of those differences and how to overcome them.

Storage 94

Storage Mobile Website Java 94

SQL Performance

JUNE 8, 2022

As in previous parts, code examples use the Stack Overflow 2010 database on SQL Server 2019 CU 16 with the following additional nonclustered index: CREATE INDEX [ IX dbo. The text will normalize to the same parameterized form , allowing a cached prepared plan to be matched and reused. Let’s look at the plan cache: SELECT.

Cache 54

Cache Servers Database Processing 54

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? Testing And Monitoring. You can then mimic the 90th percentile’s experience for testing. Table Of Contents.

Performance 104

Performance Cache Metrics Network 104

Tech News Gather

JULY 18, 2023

Considering the usability, today, healthcare apps are also used for self-screening for symptoms, tracking their exposure, and getting tested or vaccinated if needed. Not just among developers but also clients, Laravel has immense popularity because it simplifies complex tasks like authenticating, routing, caching, and testing content.

Healthcare 52

Healthcare Social Media Development Artificial Intelligence 52

Smashing Magazine

JUNE 1, 2022

You’ve tested and retested the site for errors. In many cases, they can be super convenient to add or remove without having to push code changes to the site. With detailed code walkthroughs , hands-on examples and common gotchas — all broken down into short, manageable lessons. You’ve agonized over design patterns and usability.

Website 133

Website Design Network Best Practices 133

Smashing Magazine

JUNE 2, 2021

Add to that the payment provider drop-in, and you have yourself some pages that no one will want to touch once they have been properly tested and work. And while you can usually cache the full page of an article, the same is not true of many shop pages and elements. Large preview ). Large preview ).

Performance 117

Performance Cache Website Mobile 117

Enprowess

SEPTEMBER 7, 2021

Real-time software system – Collaboration tools used for video/audio conferencing, document writing, Chat applications, etc. Unit testing: Node.js has a unit testing framework called Jasmine, which allows unit testing of code during development. It makes code very easy to understand and launch.

Open Source 52

Open Source Virtualization Programming Servers 52

CSS - Tricks

JULY 15, 2020

We will use continuous performance testing and Google Lighthouse to audit every change. This will highlight the importance of testing every code change. We are going to use Gatsby for our test site. We can use Vercel to host the site, giving Lighthouse a way to runs its tests. Let’s get started! src/html.js.

Cache 71

Cache Google Analytics Servers 71

SQL Server According to Bob

DECEMBER 18, 2018

SQL Server relies on Forced-Unit-Access (Fua) I/O subsystem capabilities to provide data durability, detailed in the following documents: SQL Server 2000 I/O Basic and SQL Server I/O Basics, Chapter 2. Device level flushing may have an impact on your I/O caching, read ahead or other behaviors of the storage system. 4 Socket, TPCC.

Servers 90

Servers Media Cache Storage 90

Percona

MAY 15, 2023

Normally this solution requires a full code redesign and could be quite difficult to achieve when it is injected after the initial code architecture definition. Best practices indicate that having ProxySQL closer to the application will be more efficient, especially if we decide to activate the caching feature.

Traffic 122

Traffic Scalability Database Servers 122

Smashing Magazine

JULY 29, 2019

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. There’s a trade-off to be made here, as external stylesheets can be cached but inline ones cannot (unless you get clever with JavaScript ). What a mess! Large preview ).

Cache 97

Cache Google Mobile Network 97

Smashing Magazine

NOVEMBER 17, 2022

Webpage performance test report for the Smashing Magazine website. In that case, you can always use the <picture> HTML tag, as shown in the code below, so that the browser can pick the image format supported in the order provided. <picture> Cache Your Images. Large preview ). <picture> <!--

Media 108

Media Cache Website Mobile 108

SQL Performance

MAY 29, 2019

It can be activated from SQL Server 2008 to 2014 inclusive using documented trace flag 610. The FastLoadContext code path adds support for minimally-logged and concurrent bulk load on: Empty and non-empty clustered b-tree indexes. FastLoadContext can be disabled on SQL Server 2016 using documented trace flag 692. The sqllang!CUpdUtil::FOptimizeInsert

Cache 64

Cache Testing Servers Code 64

ACM Sigarch

JULY 17, 2023

One such challenge has been the emergence of marginal defect-driven faults that are difficult to address solely using best practices in manufacturing test and screening. We then discuss defects observed, the role of test and design to address this problem, and identify research opportunities. AVF modeling was developed for such faults.

Energy 52

Energy Hardware Best Practices Architecture 52