Expert insights. Personalized for you.
Index builds on MongoDB production clusters need to be handled with the utmost care. We have documented the issues in detail in one of our previous blog posts – The Perils of Building Indexes on MongoDB. Depending on the size of your data, both foreground and background builds can bring your cluster down. So, how do you prevent your users from accidentally triggering index builds from the MongoDB CLI? The short answer is that you cannot. MORE
Dynatrace news. In my role as DevOps and Autonomous Cloud Activist at Dynatrace, I get to talk to a lot of organizations and teams, and advise them on how to speed up delivery while also increasing the delivery in order to minimize the impact on operations. MORE
SQL Server Always On is a high-availability and disaster recovery solution. We can use multiple secondary replicas for configuring database backups, redirect read requests to offload primary instance load. MORE
This article gives you an insight into SQL Server Index properties in SSMS. Introduction We can create indexes in SQL Server using both GUI and t-SQL method. Once we create an index using t-SQL, we specify the index name, key columns, included columns, filter to create it. MORE
A product, an application, a website, the success of all these do depend on the functionalities built into them. But answer to some questions like “How easy they were to use? How easy were they to understand? Did they do the job without any errors?”, MORE
In Software testing, several testing practices help in validating how the developed software is functioning as per the customer requirements and user expectations. Two of such testing practices include functional testing and usability testing. MORE
By Steve Urban , Sridhar Seetharaman , Shilpa Motukuri , Tom Mack , Erik Strauss , Hema Kannan , CJ Barker Netflix is revolutionizing the way a modern studio operates. MORE
Quality assurance and software maintenance can be highly costly for the company; in many instances, companies are spending around 80% and even 90% (in some cases) of the software development budget on quality maintenance and keeping up with the standards. MORE
Vim was made available in 1991 and is a free, open source software. Available both as a command line interface and as a standalone program with a GUI, Vim is a text editor that is a modal version of the vi editor created for Unix in the 1970s; Vim stands for vi improved. MORE
Dynatrace news. Dynatrace is the only Kubernetes monitoring solution that provides continuous automation and full-stack advanced observability without changing code, container images, or deployments. MORE
Hey, it's HighScalability time! Line noise? Still uncertain? It's how you program a quantum computer. Do you like this sort of Stuff? Without your support on Patreon this kind of Stuff can't happen. You are that important to the fate of the smart and thoughtful world. MORE
Secure Sockets Layer, or SSL, is a global security standard technology that is being adopted by a number of different organizations across the globe. Essentially, SSLs are small data files containing a cryptographic key. This key carries important information about the organization using it. MORE
Dynatrace news. In today’s world of observ ability and reporting , my experience in capturing the end-user-experience (EUE) with web and mobile application technologies is easy to achieve. But not all applications are created equally when it comes to obtaining users’ experience. MORE
Dynatrace news. With cloud deployments growing rapidly during the past few years and enterprise multi-cloud environments becoming the norm, new challenges have emerged, including: Cloud dynamics make it hard to keep up with autoscaling, where services come and go based on demand. MORE
At times, while performing automated browser testing, you often have to deal with elements, which reveal only after you hover on the menu or after you click on them. In such cases, you can opt for using the action class for keyboard and mouse actions in Selenium Protractor. MORE
Just had a couple of good performance links burning a hole in my pocket, so blogging them like a good little blogger. Web Performance Recipes With Puppeteer. Puppeteer is an Node library for spinning up a copy of Chrome “headlessly” (i.e. no UI) and controlling it. MORE
In this article, we will briefly explain the SUBSTRING function and then focus on performance tips about it. SQL Server offers various built-in functions and these functions make complicated calculations easier for us. MORE
In this short video, Rudy de Busscher shows how to connect MicroProfile Metrics with Prometheus and Grafana to produce useful graphics and to help investigate your microservice architecture. The goal of MicroProfile Metrics is to expose monitoring data from the implementation in a unified way. MORE
Does every performance engineer need to know about how memory in Java works? To completely fine-tune the java performance bottlenecks for high performance my answer is YES. MORE
Introduction. As Agile methodology was introduced, the need for fast and continuous delivery of software applications increased. Fulfilling this need, automation testing within organizations increased. Various free open source and paid automation testing tools were introduced. MORE
In this article, we will review how to set up multi-subnet Always On Availability groups using AWS EC2 instances and AWS FSx as file share witness. MORE
MSTest is a popular open-source test framework that is shipped along with the Visual Studio IDE. It is also referred to as Visual Studio Unit Testing Framework; however, MSTest is more synonymous within the developer community. MORE
MySQL is the all-time number one open source database in the world, and a staple in RDBMS space. DigitalOcean is quickly building its reputation as the developers cloud by providing an affordable, flexible and easy to use cloud platform for developers to work with. MORE
As companies decide whether or not to move ahead with an “everything in the cloud” strategy for providing consumer-facing applications, enterprise applications are also getting a new shape with web-based applications to support internal business operations. MORE
Testing is a crucial need for today’s digital enterprises to compete with the present business market and user-requirement. Automation testing is one of the software testing methods that has made testing simpler and easier for the testing teams with test automation tools. MORE
Dynatrace news. With today’s high expectations for the speed and availability of applications, you need a deep understanding of real user experiences to make the best business decisions. MORE
The Great Firewall of China, or as it’s officially called, the Golden Shield Project, is an internet censorship project to block people from accessing specific foreign websites. It is the world’s most advanced and extensive Internet censorship program. MORE
Getting in the Know on LinkedIn in 2020. Are you a tester on Linkedin? We all know the benefits of having a well-maintained Linkedin profile: recruiters reach out to you, you can show off skills and achievements, display personal recommendations, network, etc. MORE
For Installing and Overview of JMETER. Please check. link]. performance oauth jmeter load api testing api access tokens jmeter 5.1 MORE
I’ve long been skeptical of quoting global browser usage percentages to justify their usage of browser features. It doesn’t matter what global usage of a browser is, other than nerdy cocktail party fodder. MORE
What is End to End Testing? End to end testing is an important technique used to validate the flow of an application from start to finish. The main objective of this testing is to simulate user behavior and thoroughly test components to identify any integration issues. MORE
Dynatrace news. Dynatrace Managed is intrinsically highly available as it stores three copies of all events, user sessions, and metrics across its cluster nodes. This means that Dynatrace continues full operation when a majority of nodes are up and a maximum of two nodes are down at a time. MORE
In this article, we will discuss the Dirty Read concurrency issue and also learn the details of the Read Uncommitted Isolation Level. A transaction is the smallest working unit that performs the CRUD (Create, Read, Update, and Delete) actions in the relational database systems. MORE
This article is the fourth part in a series on table expressions. In Part 1 and Part 2 I covered the conceptual treatment of derived tables. In Part 3 I started covering optimization considerations of derived tables. MORE
Those looking to break into the test automation field have difficulty doing so because of lack of experience. One way to gain experience is, of course, to study and practice on your own. But how do you demonstrate your newfound knowledge to employers? MORE
Dynatrace news. Synthetic-enabled ActiveGates are crucial elements of private Synthetic Monitoring locations. MORE
Dynatrace
JULY 7, 2020
Dynatrace news. Dynatrace is the only Kubernetes monitoring solution that provides continuous automation and full-stack advanced observability without changing code, container images, or deployments.
DZone
JULY 6, 2020
In Software testing, several testing practices help in validating how the developed software is functioning as per the customer requirements and user expectations. Two of such testing practices include functional testing and usability testing.
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DZone
JUNE 19, 2020
At times, while performing automated browser testing, you often have to deal with elements, which reveal only after you hover on the menu or after you click on them. In such cases, you can opt for using the action class for keyboard and mouse actions in Selenium Protractor.
High Scalability
JUNE 26, 2020
Hey, it's HighScalability time! Line noise? Still uncertain? It's how you program a quantum computer. Do you like this sort of Stuff? Without your support on Patreon this kind of Stuff can't happen. You are that important to the fate of the smart and thoughtful world.
Scalegrid
JUNE 22, 2020
MySQL is the all-time number one open source database in the world, and a staple in RDBMS space. DigitalOcean is quickly building its reputation as the developers cloud by providing an affordable, flexible and easy to use cloud platform for developers to work with.
The Netflix TechBlog
JUNE 30, 2020
By Steve Urban , Sridhar Seetharaman , Shilpa Motukuri , Tom Mack , Erik Strauss , Hema Kannan , CJ Barker Netflix is revolutionizing the way a modern studio operates.
DZone
JULY 2, 2020
In this short video, Rudy de Busscher shows how to connect MicroProfile Metrics with Prometheus and Grafana to produce useful graphics and to help investigate your microservice architecture. The goal of MicroProfile Metrics is to expose monitoring data from the implementation in a unified way.
Technology Performance Pulse brings together the best content for technology performance professionals from the widest variety of industry thought leaders.
SQL Shack
JULY 6, 2020
In this article, we will review how to set up multi-subnet Always On Availability groups using AWS EC2 instances and AWS FSx as file share witness.
Scalegrid
JUNE 30, 2020
Index builds on MongoDB production clusters need to be handled with the utmost care. We have documented the issues in detail in one of our previous blog posts – The Perils of Building Indexes on MongoDB. Depending on the size of your data, both foreground and background builds can bring your cluster down. So, how do you prevent your users from accidentally triggering index builds from the MongoDB CLI? The short answer is that you cannot.
CSS - Tricks
JULY 2, 2020
Just had a couple of good performance links burning a hole in my pocket, so blogging them like a good little blogger. Web Performance Recipes With Puppeteer. Puppeteer is an Node library for spinning up a copy of Chrome “headlessly” (i.e. no UI) and controlling it.
DZone
JULY 2, 2020
For Installing and Overview of JMETER. Please check. link]. performance oauth jmeter load api testing api access tokens jmeter 5.1
Dynatrace
JUNE 25, 2020
Dynatrace news. Dynatrace Managed is intrinsically highly available as it stores three copies of all events, user sessions, and metrics across its cluster nodes. This means that Dynatrace continues full operation when a majority of nodes are up and a maximum of two nodes are down at a time.
TechBeacon Testing
JUNE 18, 2020
Those looking to break into the test automation field have difficulty doing so because of lack of experience. One way to gain experience is, of course, to study and practice on your own. But how do you demonstrate your newfound knowledge to employers?
SQL Shack
JULY 2, 2020
This article gives you an insight into SQL Server Index properties in SSMS. Introduction We can create indexes in SQL Server using both GUI and t-SQL method. Once we create an index using t-SQL, we specify the index name, key columns, included columns, filter to create it.
Testsigma
JULY 7, 2020
A product, an application, a website, the success of all these do depend on the functionalities built into them. But answer to some questions like “How easy they were to use? How easy were they to understand? Did they do the job without any errors?”,
DZone
JULY 2, 2020
Getting in the Know on LinkedIn in 2020. Are you a tester on Linkedin? We all know the benefits of having a well-maintained Linkedin profile: recruiters reach out to you, you can show off skills and achievements, display personal recommendations, network, etc.
Dynatrace
JUNE 30, 2020
Dynatrace news. In my role as DevOps and Autonomous Cloud Activist at Dynatrace, I get to talk to a lot of organizations and teams, and advise them on how to speed up delivery while also increasing the delivery in order to minimize the impact on operations.
Dotcom-Montior
JUNE 25, 2020
Secure Sockets Layer, or SSL, is a global security standard technology that is being adopted by a number of different organizations across the globe. Essentially, SSLs are small data files containing a cryptographic key. This key carries important information about the organization using it.
SQL Shack
JUNE 29, 2020
SQL Server Always On is a high-availability and disaster recovery solution. We can use multiple secondary replicas for configuring database backups, redirect read requests to offload primary instance load.
SQL Performance
JULY 8, 2020
This article is the fourth part in a series on table expressions. In Part 1 and Part 2 I covered the conceptual treatment of derived tables. In Part 3 I started covering optimization considerations of derived tables.
Himanshu Sheth
JUNE 26, 2020
MSTest is a popular open-source test framework that is shipped along with the Visual Studio IDE. It is also referred to as Visual Studio Unit Testing Framework; however, MSTest is more synonymous within the developer community.
Dynatrace
JUNE 26, 2020
Dynatrace news. With today’s high expectations for the speed and availability of applications, you need a deep understanding of real user experiences to make the best business decisions.
Dotcom-Montior
JUNE 29, 2020
As companies decide whether or not to move ahead with an “everything in the cloud” strategy for providing consumer-facing applications, enterprise applications are also getting a new shape with web-based applications to support internal business operations.
SQL Shack
JUNE 30, 2020
In this article, we will briefly explain the SUBSTRING function and then focus on performance tips about it. SQL Server offers various built-in functions and these functions make complicated calculations easier for us.
Testsigma
JUNE 19, 2020
Introduction. As Agile methodology was introduced, the need for fast and continuous delivery of software applications increased. Fulfilling this need, automation testing within organizations increased. Various free open source and paid automation testing tools were introduced.
DZone
JULY 1, 2020
Quality assurance and software maintenance can be highly costly for the company; in many instances, companies are spending around 80% and even 90% (in some cases) of the software development budget on quality maintenance and keeping up with the standards.
Dynatrace
JULY 1, 2020
Dynatrace news. In today’s world of observ ability and reporting , my experience in capturing the end-user-experience (EUE) with web and mobile application technologies is easy to achieve. But not all applications are created equally when it comes to obtaining users’ experience.
CSS - Tricks
JUNE 25, 2020
I’ve long been skeptical of quoting global browser usage percentages to justify their usage of browser features. It doesn’t matter what global usage of a browser is, other than nerdy cocktail party fodder.
SQL Shack
JUNE 22, 2020
In this article, we will discuss the Dirty Read concurrency issue and also learn the details of the Read Uncommitted Isolation Level. A transaction is the smallest working unit that performs the CRUD (Create, Read, Update, and Delete) actions in the relational database systems.
Dotcom-Montior
JUNE 25, 2020
The Great Firewall of China, or as it’s officially called, the Golden Shield Project, is an internet censorship project to block people from accessing specific foreign websites. It is the world’s most advanced and extensive Internet censorship program.
Amandeep Kadd
JUNE 26, 2020
Testing is a crucial need for today’s digital enterprises to compete with the present business market and user-requirement. Automation testing is one of the software testing methods that has made testing simpler and easier for the testing teams with test automation tools.
Dynatrace
JULY 6, 2020
Dynatrace news. With cloud deployments growing rapidly during the past few years and enterprise multi-cloud environments becoming the norm, new challenges have emerged, including: Cloud dynamics make it hard to keep up with autoscaling, where services come and go based on demand.
Testsigma
JUNE 27, 2020
Introduction. Creating a bug-free software is hard, to the extent that it seems like a myth. Bugs in software represent the discrepancy between the expected and actual behaviour of the software.
KeyCDN
JUNE 25, 2020
Vim was made available in 1991 and is a free, open source software. Available both as a command line interface and as a standalone program with a GUI, Vim is a text editor that is a modal version of the vi editor created for Unix in the 1970s; Vim stands for vi improved.
Testlodge
JUNE 17, 2020
What is End to End Testing? End to end testing is an important technique used to validate the flow of an application from start to finish. The main objective of this testing is to simulate user behavior and thoroughly test components to identify any integration issues.
DZone
JUNE 17, 2020
Does every performance engineer need to know about how memory in Java works? To completely fine-tune the java performance bottlenecks for high performance my answer is YES.
Dynatrace
JULY 7, 2020
Dynatrace news. Synthetic-enabled ActiveGates are crucial elements of private Synthetic Monitoring locations.
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