Percona

JUNE 2, 2023

While not the first open source content management system (CMS), WordPress caught on like nothing before and helped spread open source to millions. Developers, system administrators, database administrators, and enthusiasts were hip deep in open source operating systems, programming languages, and open databases like MySQL and PostgreSQL.

Open Source 92

Open Source Traffic Tuning Database 92

Percona

JUNE 20, 2023

In order to understand “segmentation fault,” it is a must to know the basic idea of segmentation and its implementation in C programming. When we need to execute any program, it should be loaded into memory first. Here, memory is divided into equal sizes of partitions where the code of a program resides.

Programming 81

Programming C++ Database Virtualization 81

HammerDB

APRIL 27, 2021

In the example below we have modified the SQL Server, number of warehouses to build and the virtual users to build them. We have set the connection value of mssqls_server and then the tpcc value of the warehouse count and the number of virtual users to build them. GUI Virtual User Options. CLI Virtual User Options.

Virtualization 73

Virtualization Benchmarking Database Operating System 73

Adrian Cockcroft

FEBRUARY 9, 2023

The next layer is operating system platforms, what flavor of Linux, what version of Windows etc. The virtualization and networking platform could be datacenter based, with something like VMware, or cloud based using one of the cloud providers such as AWS EC2.

Engineering 137

Engineering Serverless Lambda AWS 137

ACM Sigarch

OCTOBER 25, 2019

This article examines the history of architectural support, summarizes research philosophies, and delves into possible reasons for relatively little support for software security in current systems. Attestation—Providing systems the means to attest or verify the integrity of their components.

Hardware 98

Hardware Virtualization Architecture Games 98

The Morning Paper

MAY 27, 2019

abstract capabilities are constructed only through legitimate provenance chains of operations, successively reducing permissions from initial maximally permissive capabilities provided at machine reset. And this all has to work for whole-system executions, not just the C-language portion of user processes.

C++ 61

C++ Hardware Virtualization Benchmarking 61

Testsigma

MAY 5, 2021

Plus, there are multiple versions of operating systems and screen resolutions that our users browse content on. . Testsigma is a code-less testing tool — test scripts can be written in simple English, making this tool convenient if you have no programming knowledge too. with Safari at 8.87%. Picture Credit: Kinsta. Highlights.

Testing Tools 74

Testing Tools Testing Internet Internet 74

Testsigma

NOVEMBER 11, 2020

Having an effective test automation system is an absolute necessity in today’s agile software development environments. Apart from disconnections, another cause of worry is the inability to access virtual environments which are generally used by the testers for testing applications. due to unstable network connections.

Testing 85

Testing Mobile Network Analytics 85

Smashing Magazine

SEPTEMBER 21, 2021

I couldn’t start my system anymore. All and all, it took me days to get back to the system I had before the crash. I can reinstall my whole system with a bunch of scripts I’ve written, including all the tools I use and their configurations. Note : The tools I advocate in this article work on Linux-based systems.

Development 98

Development Energy Programming Efficiency 98

Sutter's Mill

MARCH 11, 2024

I chair the ISO C++ standards committee and I work for Microsoft, but these are my personal opinions and I hope they will invite more dialog across programming language and security communities. When I say “safety” unqualified here, I mean programming language safety, which benefits both software security and software safety.

C++ 139

C++ Programming Code Java 139

Adrian Cockcroft

JUNE 21, 2022

Photo by Adrian I spent six years at Cambridge Consultants, building some interesting systems, managing our Sun workstations and learning a lot, but by then Sun had opened a sales office across the street, and I wanted to find out what they were going to release next, before everyone else. as a result there were product and messaging changes.

Tuning 52

Tuning Benchmarking Engineering C++ 52

KeyCDN

JANUARY 23, 2020

A wide range of users with different operating systems, browsers, hardware configurations and other variables provides a wide sample size that helps developers discover as many issues as possible. This helps developers decide when to increase server disk space and power or whether or not using a virtual cloud server is optimal.

Strategy 72

Strategy Metrics Monitoring Servers 72

HammerDB

FEBRUARY 25, 2021

On high-performance multi-core systems all the supported databases can return performance in the many millions of transactions per minute. This is why the choice of programming language is so important from the outset. To benchmark a database we introduce the concept of a Virtual User. Basic Benchmarking Concepts. Glue language.

Programming 67

Programming Benchmarking Virtualization C++ 67

Dynatrace

JANUARY 26, 2021

Traditional computing models rely on virtual or physical machines, where each instance includes a complete operating system, CPU cycles, and memory. VMware commercialized the idea of virtual machines, and cloud providers embraced the same concept with services like Amazon EC2, Google Compute, and Azure virtual machines.

Serverless 245

Serverless Efficiency Lambda Azure 245

Scalegrid

JANUARY 12, 2024

Simply put, it’s the set of computational tasks that cloud systems perform, such as hosting databases, enabling collaboration tools, or running compute-intensive algorithms. Such demanding use cases place a great value on systems capable of fast and reliable execution, a need that spans across various industry segments.

Cloud 130

Cloud Virtualization Storage Efficiency 130

Dotcom-Montior

NOVEMBER 24, 2021

Web developers or administrators did not have to worry or even consider the complexity of distributed systems of today. Great, your system was ready to be deployed. Once the system was deployed, to ensure everything was running smoothly, it only took a couple of simple checks to verify. What is a Distributed System?

Systems 74

Systems Monitoring Hardware Network 74

Nick Desaulniers

APRIL 18, 2014

At the lowest level, all computers are programmed with strings of ones and zeroes. When you program in machine language, you are controlling the computer at its brainstem, the root of its existence. Our first goal is to write an x86-64 program that does nothing, but that we can build. It’s the tongue of Eden.

C++ 98

C++ Programming Code Virtualization 98

Dynatrace

JULY 7, 2022

Then, they can split these services into functional application programming interfaces (APIs), rather than shipping applications as one large, collective unit. Monolithic software systems employ one large codebase, which includes collections of tools, software development kits, and associated development dependencies.

Architecture 205

Architecture Serverless Azure Programming 205

SQL Server According to Bob

JULY 13, 2016

And the Operating System environment for Windows Server has become more robust but has introduced more features and complexity. Launching this program brings you to the new Basic Installer Screen. Here is what it looked like on my system. So now there are more choices to make when installing SQL Server.

Servers 40

Servers Media Engineering Virtualization 40

The Morning Paper

DECEMBER 10, 2019

This is a companion paper to the " persistent problem " piece that we looked at earlier this week, going a little deeper into the object pointer representation choices and the mapping of a virtual object space into physical address spaces. " Epheremal virtual addresses don’t cut it as the basis for persistent pointers.

Hardware 52

Hardware Virtualization Operating System Programming 52

HammerDB

JUNE 27, 2022

HammerDB has graphical and command line interfaces for the Windows and Linux operating systems. An important concept was to simulate database users called Virtual Users in parallel (rather than concurrently) to accurately simulate a real database workload with multiple users running from separate systems.

Benchmarking 62

Benchmarking Open Source C++ Cache 62

O'Reilly

NOVEMBER 21, 2019

In a classic 1983 paper , cognitive psychologist Lisanne Bainbridge drew attention to a curious irony: so-called “automated” systems were, in practice, usually attended by one or more human operators. The more advanced the system, she observed, “the more crucial…the contribution of the human operator.”

Processing 83

Processing Programming Virtualization Technology 83

The Morning Paper

DECEMBER 8, 2019

At the start of November I was privileged to attend HPTS (the High Performance Transaction Systems) conference in Asilomar. On the last morning of the conference Daniel Bittman presented some of the work being done in the context of the Twizzler OS project to explore new programming models for NVM. The Twizzler programming model.

Hardware 56

Hardware Programming Media Storage 56

Particular Software

JULY 18, 2017

I remember the first time I deployed a system into production. Once the system was deployed, I wanted to see if everything was working properly, so I ran through a simple checklist: Is my database up? (Yes/No) Yes/No) If the answers to these questions were all yes, then the system was working correctly.

Systems 56

Systems Monitoring Website Virtualization 56

SQL Server According to Bob

DECEMBER 18, 2018

Durability: “In database systems , durability is the ACID property which guarantees transactions that have committed will survive permanently. For example, if a flight booking reports that a seat has successfully been booked, then the seat will remain booked even if the system crashes.” – [link]. The Back Story.

Servers 90

Servers Media Cache Storage 90

HammerDB

NOVEMBER 30, 2018

Programming Languages. When you download the source code for HammerDB you can see that the programming language it is written in is called TCL. The agent directory contains the agent code to be run on the system under test to gather the CPU utilisation information. Virtual Users. program in TCL. #!/usr/local/bin/tclsh8.6

Architecture 40

Architecture Virtualization Open Source C++ 40

Enprowess

MAY 24, 2022

More incredible Speed with Virtual DOM. Reactjs can help your business in web and mobile application development by bringing fast speed using the virtual DOM. Virtual DOM of React refreshes only parts of the page, so it is faster than the conventional full refresh model. Virtual DOM is an additional feature offered by React.

Mobile 52

Mobile Open Source Virtualization Speed 52

Official Blog - World Web Technology

NOVEMBER 24, 2023

You can say that the app development system is the backbone of your app – it can make or break it. Virtual DOM It means Document Object Model. ReactJS utilizes virtual DOM to improve the updating efficiency of actual DOM. ReactJS generates a virtual document object model instead of manipulating changes directly.

Development 52

Development Virtualization Open Source Architecture 52

Testsigma

SEPTEMBER 28, 2021

Programming knowledge – not required. The first that comes to mind while discussing a new mobile automation testing strategy is the programming languages it supports. The mobile testing tool, Testsigma does not require any programming language for mobile testing. So, how hard is it to get started with Testsigma?

Testing Tools 52

Testing Tools Mobile Testing Artificial Intelligence 52

The Morning Paper

JUNE 30, 2019

Here’s the set-up as relayed to me by Pat (with permission): At work, I am part of a good sized team working on a large system implementation. One of the very senior engineers with 25+ years experience mentioned a problem with the system. The equilibrium state of such a system is for everyone to be in a convoy behind the slowest car.

Traffic 75

Traffic Latency Programming Scalability 75

Smashing Magazine

OCTOBER 6, 2021

On design systems, CSS/JS and UX. Depending on the browser and operating system, you may also experience browser scrollbar widths upsetting the 100vw calculation as well. URL bar and virtual keyboard), and will not change its value even as the browser chrome changes. Jump to online workshops ?. Debugging Overflow.

Design 145

Design Availability Mobile Website 145

Testsigma

JULY 24, 2021

Owing to the abundance of apps and websites in the market, an average user has several choices, and to ensure the user consumes your product, you’ll have to craft products that are compatible with their devices that run on various operating systems. Cost: $249/month when paid annually; they have a 30-day free trial now.

Testing Tools 52

Testing Tools Mobile Testing Entertainment 52

Enprowess

JANUARY 11, 2022

Many of the software programs have a web version in some form or other. Web apps allow you to break the traditional constraints of the desktop and mobile operating systems and provide freedom to experiment with different varieties of software. Absence of Virtual DOM results in less memory intensive applications.

Virtualization 64

Virtualization Website Speed Mobile 64

Nick Desaulniers

APRIL 6, 2020

“War stories” in programming are entertaining tales of truly evil bugs that kept you up at night. ”) asm goto is like virtual method calls or structured expection handling in C++ in that they all can only transfer control flow to a short list of possible destinations. Linus: I basically never do virtual machines.

C++ 67

C++ Hardware Code Virtualization 67

Brendan Gregg

AUGUST 8, 2017

Linux load averages are "system load averages" that show the running thread (task) demand on the system as an average number of running plus waiting threads. This measures demand, which can be greater than what the system is currently processing. then your system is idle. - cat /proc/loadavg. 42/3411 43603. 42/3411 43603.

Latency 111

Latency Metrics C++ Systems 111

SQL Server According to Bob

JANUARY 11, 2020

​​ Without limiting the rights under copyright, no part of this document may be reproduced, stored in or introduced into a retrieval system, or transmitted in any form or by any means (electronic, mechanical, photocopying, recording, or otherwise), or for any purpose, without the express written permission of Microsoft Corporation.

Servers 40

Servers Cache Database Media 40

Sutter's Mill

JANUARY 15, 2013

Some people have asked whether last week’s and similar recent Java vulnerabilities are actually C or C++ vulnerabilities – because, like virtually all modern systems software, Java is implemented in C and C++. Homeland Security still advises disabling Java, even after update. The answer is no, these particular exploits are pure Java.

Java 40

Java C++ Virtualization Operating System 40