Dynatrace

DECEMBER 16, 2021

The vulnerability, published as CVE-2021-44228 , enables a remote attacker to take control of a device on the internet, if the device is running certain versions of Log4j 2. Apache issued a patch for CVE-2021-44228, version 2.15, on December 6. When was the vulnerability in the Log4j 2 library discovered?

Internet 259

Internet Internet Games Java 259

Dynatrace

OCTOBER 13, 2021

NMAP is an example of a well-known open-source network scanner. Host analysis focuses on operating systems, virtual machines, and containers to understand if there are software components with known vulnerabilities that can be patched. Download our 2021 CISO report or our eBook on securing cloud-native applications.

Infrastructure 168

Infrastructure Open Source Virtualization Operating System 168

Brendan Gregg

FEBRUARY 28, 2023

DDR6: Here's What to Expect in RAM Modules,” [link] Nov 2020 - [Salter 20] Jim Salter, “Western Digital releases new 18TB, 20TB EAMR drives,” [link] Jul 2020 - [Spier 20] Martin Spier, Brendan Gregg, et al.,

Performance 110

Performance Latency Cache Virtualization 110

Brendan Gregg

JULY 4, 2021

BBR: Congestion-Based Congestion Control,” [link] 2016 - [Gregg 16] Brendan Gregg, “Unikernel Profiling: Flame Graphs from dom0,” [link] Jan 2016 - [Gregg 16b] Brendan Gregg, “Linux 4.X

Performance 140

Performance Latency Hardware Storage 140

Brendan Gregg

FEBRUARY 28, 2023

DDR6: Here's What to Expect in RAM Modules,” [link] , Nov 2020 [Salter 20] Jim Salter, “Western Digital releases new 18TB, 20TB EAMR drives,” [link] , Jul 2020 [Spier 20] Martin Spier, Brendan Gregg, et al.,

Performance 52

Performance Latency Cache Virtualization 52

HammerDB

JULY 14, 2021

Copyright (C) 2003-2021 Steve Shaw Type "help" for a list of commands The xml is well-formed, applying configuration hammerdb>librarycheck. For the build script the example sets the socket name we have used and opts to create 800 warehouses with 64 virtual users in a partitioned schema. ~/HammerDB-4.2/lib/mariatcl0.1$

Testing 57

Testing C++ Virtualization Tuning 57

Brendan Gregg

JULY 4, 2021

BBR: Congestion-Based Congestion Control,” [link] 2016 - [Gregg 16] Brendan Gregg, “Unikernel Profiling: Flame Graphs from dom0,” [link] Jan 2016 - [Gregg 16b] Brendan Gregg, “Linux 4.X

Performance 52

Performance Latency Hardware Storage 52

Tech News Gather

JUNE 8, 2022

At the end of 2021, there was a rapid pace of development in the world of mobile app development. The metaverse itself is a virtual reality space that allows users to interact with an environment that is computer generated. This is because Android is an open-source platform that offers a lot of flexibility to developers.

Mobile 52

Mobile Blockchain Development Games 52

Percona

JUNE 20, 2023

In order to overcome these issues, the concept of paging and segmentation was introduced, where physical address space and virtual address space were designed. Here, virtual(logical) to physical address translation is much easier as segment tables store adequate information. A detailed description of these concepts is below.

Programming 85

Programming C++ Database Virtualization 85

Dynatrace

SEPTEMBER 23, 2021

Unfortunately, container security is much more difficult to achieve than security for more traditional compute platforms, such as virtual machines or bare metal hosts. Application developers commonly leverage open-source software when building containerized applications. So far, their prediction seems to be spot-on.

Open Source 247

Open Source Benchmarking Best Practices Network 247

Dynatrace

JANUARY 19, 2022

At our virtual conference, Dynatrace Perform 2022 , the theme is “Empowering the game changers.”. Organizations seek to modernize, reduce costs, and adjust to the realities of globalization, increased competition in virtually every industry, and shifts in economic development since the emergence of COVID-19.

Artificial Intelligence 176

Artificial Intelligence DevOps Performance Games 176

Dynatrace

SEPTEMBER 22, 2021

According to the 2021 Gartner Magic Quadrant for Application Performance Monitoring , by 2025 70% of new cloud-native application monitoring will use open-source instrumentation rather than vendor-specific agents for improved interoperability. The post APM tools vs. APM platform: What’s the difference?

Innovation 201

Innovation Open Source Monitoring Infrastructure 201

Enprowess

SEPTEMBER 20, 2021

React vs Vue: Which one to choose in 2021? is a structural, open-source progressive JavaScript framework used to build complex UIs and single-page applications (SPAs). Like React, Vue features two-way binding, uses components and a virtual DOM. Conclusion: Vue vs React- What should you choose in 2021 for your project?

Open Source 52

Open Source Mobile Scalability Google 52

Percona

JULY 7, 2023

Unfortunately, using certain open source database software as part of an HA architecture can present significant challenges. Therefore, DBAs must take a piecemeal approach to achieve HA with PostgreSQL, bringing together open source extensions and tools from multiple sources. there cannot be high availability.

Availability 85

Availability Open Source Architecture Database 85

Percona

NOVEMBER 2, 2023

This blog was originally published in Sept 2021 and was updated in November 2023. Following the series of blogs started by Peter Zaitsev in Installing MySQL with Docker , on deploying Docker containers running open source databases, in this article, I’ll demonstrate how to install and run PostgreSQL using Docker.

Database 71

Database Open Source Scalability Virtualization 71

The Netflix TechBlog

JANUARY 24, 2022

Every test runs on a combination of devices (physical and virtual) and platform versions ( SDKs ). In March 2021 we still used static thresholds for regression alerts. By October 2021 we had switched using anomaly detection for regression alerts. We’ll refer to each unique test/device/SDK combination as a test variation.

Performance 199

Performance Metrics Performance Testing Testing 199

Dynatrace

JUNE 1, 2021

Millions of lines of code comprise these apps, and they include hundreds of interconnected digital services and open-source solutions , and run in containerized environments hosted across multiple cloud services. Virtual desktop infrastructure (VDI) monitoring to maximize the productivity of employees using VDI.

Monitoring 148

Monitoring Mobile Social Media Artificial Intelligence 148

Smashing Magazine

JULY 16, 2021

2021-07-16T13:00:00+00:00. 2021-07-16T17:35:03+00:00. Like keyboard focus, a screen reader’s output point, the so-called virtual cursor , can only be at one place at once. But what happens, for example, when the update in the DOM is actually above the virtual cursor’s position in the document? Accessibility.

Strategy 140

Strategy Virtualization Government Education 140

HammerDB

FEBRUARY 25, 2021

To benchmark a database we introduce the concept of a Virtual User. We could use processes, however given we may want to create hundreds or thousands of virtual users multithreading is the best approach to implement a Virtual User. Basic Benchmarking Concepts. The Python GIL. Tcl Multithreading in parallel.

Programming 67

Programming Benchmarking Virtualization C++ 67

Enprowess

SEPTEMBER 28, 2021

Since it’s an open-source JavaScript library, developers can access plenty of tools and resources for developing an excellent web app. The presence of virtual DOM and SPA are the key influencing USPS of React JS. Source: [link]. Source: [link]. Source: [link]. Top 6 React.js stars on GitHub.

Open Source 52

Open Source Mobile Entertainment Virtualization 52

Enprowess

JANUARY 11, 2022

React is amongst the widely utilized and popular open-source web development frameworks. React got popular due to the virtual document object model (DOM) which enables it to enhance performance of web apps and PWA significantly. Absence of Virtual DOM results in less memory intensive applications. MaterialUI. Foundation.

Virtualization 64

Virtualization Website Speed Mobile 64

Tech News Gather

DECEMBER 27, 2022

billion in 2021 to $288.4 It’s suitable with java virtual machine and JavaScript that offers a range of support java communication, speed, code and quality. It is an open-source framework that makes use of a single Dart-written code base. At a CAGR of 14.5%, the EdTech market is expected to grow from $74.2 Objective-C.

Education 52

Education Social Media Development Media 52

Enprowess

AUGUST 24, 2021

React is one of the open-source JavaScript libraries used chiefly for front-end designing and mobile app development. Onsen UI is an open-source UI component-based framework built on the hybrid HTML5 version supported by PhoneGap or Cordova. Augmented Reality/ Virtual Reality (AR/ VR). 4) OnsenUI.

Open Source 83

Open Source Mobile Design Code 83

Alex Russell

APRIL 29, 2021

Apple Corporate is at fault, not Open Source engineers or the line managers who support them. wpt.fyi 's new Compat 2021 dashboard narrows this full range of tests to a subset chosen to represent the most painful compatibility bugs : Stable-channel Compat 2021 results over time. So is speedy resolution and agreement.

Media 145

Media Games Education Engineering 145

Enprowess

SEPTEMBER 7, 2021

is a server-side, open-source, JavaScript runtime environment that allows developers to write JavaScript on the client and the server-side. Open-source: Large ecosystem for the open-source library. is a JavaScript-based free and open-source framework. supports an open-source community.

Open Source 52

Open Source Virtualization Programming Servers 52

Smashing Magazine

OCTOBER 22, 2021

2021-10-22T09:30:00+00:00. 2021-10-22T12:05:30+00:00. The idea is simple : players steer virtual toy cars in a top-down arena that resembles a foosball table. The first prototype was built using the open-source game engine Phaser.js , mostly for the included physics engine and because I already had some experience with it.

Games 94

Games Servers Database Virtualization 94

Smashing Magazine

JULY 13, 2021

2021-07-13T10:30:00+00:00. 2021-07-13T10:41:24+00:00. React, i.e., works with the “virtual DOM”, which is a DOM representation in the memory, whereas jQuery interacts directly with the DOM, in a less performant way. How To Migrate From jQuery To Next.js. How To Migrate From jQuery To Next.js. Facundo Giuliani.

Serverless 111

Serverless Code Website Servers 111

Percona

SEPTEMBER 1, 2023

This blog was originally published in November 2021 and was updated in September 2023. Percona Has You Covered Percona Support is ideal for organizations looking to supplement their in-house talent with Percona open source software, expertise, and guaranteed support SLAs.

Cache 62

Cache Database Games Healthcare 62

Smashing Magazine

JANUARY 11, 2021

Front-End Performance Checklist 2021. Front-End Performance Checklist 2021. 2021-01-11T15:30:13+00:00. 2021-01-11T16:06:07+00:00. dashboard (open source), SpeedCurve and Calibre are just a few of them, and you can find more tools on perf.rocks. Watch out for the Webpack Roadmap 2021. Vitaly Friedman.

Performance 145

Performance Cache Media Metrics 145

Smashing Magazine

NOVEMBER 24, 2021

2021-11-24T12:00:00+00:00. 2021-11-24T15:04:37+00:00. The open-source project revives the times when computers came with a monochrome display and ran on 4.77Mhz and 64KB of RAM. A Showcase Of Lovely Little Websites. A Showcase Of Lovely Little Websites. Cosima Mielke. Image credit: I Miss The Office ).

Website 121

Website Design Games Open Source 121